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Χρηματοοικονομικά

Διοίκηση Επιχειρήσεων

Κέντρο Εξυπηρέτησης / Call Center

Εταιρικές Πωλήσεις

Τηλεπικοινωνίες

Ανθρώπινο Δυναμικό / HR

Άλλο

Κατασκευαστικός Κλάδος / Τεχνικά Επαγγέλματα

Εμπόριο Λιανικής

Marketing

ΜΜΕ / Social Media

Ναυτιλία

Νομικές Υπηρεσίες

LastWeek

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Today

Aoristou

Internship

FullTime

Hybrid

OnSite

As a Principal DevOps Engineer, you will lead the design, deployment, and management of our containerized platforms, with a strong focus on on-premises Kubernetes and Rancher environments. You will be responsible for delivering reliable GitOps release pipelines, robust monitoring solutions, and ensuring secure operations, including patch management and DevSecOps practices.&nbsp;You'll collaborate closely with the customer plus other engineering and security teams to maintain and improve the operational health and security of our systems.&nbsp;Key Responsibilities:&nbsp;<ul><li>Architect, manage, and optimize on-premises Kubernetes clusters with Rancher&nbsp;</li><li>Influence the technical direction of the TechOps team and get involved in the wider company’s adoption of these technologies.&nbsp;</li><li>Help prepare the live system to be performant and have the necessary capacity for major events and other times of peak system stress.&nbsp;</li><li>Maintain and improve the in place GitOps-based deployment pipelines.&nbsp;</li></ul>&nbsp;<ul><li>Develop and maintain system monitoring and alerting using Prometheus,&nbsp;Grafana and Alert Manager.&nbsp;</li><li>Maintain and enhance CI/CD pipelines with Jenkins and artifact management via Artifactory.&nbsp;</li><li>Implement and enforce DevSecOps best practices, including patch management and system hardening and driving security best practice across the wider development team&nbsp;</li><li>Develop automation tools and scripts using Java, Go and Python.&nbsp;</li><li>Occasionlly integrate with limited AWS services when needed, but with a primary focus on on-prem operations.&nbsp;</li><li>Lead by example, providing mentorship and technical coaching to peers and junior engineers across the development team.&nbsp;</li><li>Conduct and contribute to technical reviews, architecture discussions, and best practice sessions.&nbsp;</li></ul>&nbsp;Key Requirements:&nbsp;<ul><li>Extensive experience managing live containerized environments with Kubernetes and Rancher in on-premises setups.&nbsp;</li><li>Hands-on experience designing and operating GitOps workflows.&nbsp;</li><li>Strong skills in monitoring, alerting, and telemetry with Prometheus and Grafana.&nbsp;</li><li>Expertise in building, maintaining, and optimizing Jenkins pipelines and Artifactory repositories.&nbsp;</li><li>Solid coding ability in Java, Go and Python for automation and tooling.&nbsp;</li><li>Familiarity with database administration concepts.&nbsp;</li><li>Strong understanding of DevSecOps principles, with practical experience in patch management and system hardening.&nbsp;</li><li>Hands on experience supporting VMware above the hypervisor&nbsp;</li><li>Good working knowledge of security-first design and compliance practices.&nbsp;</li><li>Limited experience with cloud technologies (specifically AWS) is a plus but not the main focus.&nbsp;</li><li>Excellent communication skills, capable of engaging with both technical and non-technical stakeholders internally and with customers, being able to break down complex problems to the audience’s need.&nbsp;</li><li>Ability to lead and contribute to technical design reviews and collaborative problem-solving sessions.&nbsp;</li><li>Demonstrated ability to work effectively in cross-functional teams and thrive in collaborative environments.&nbsp;</li><li>Good working knowledge of security-first design and compliance practices.&nbsp;</li></ul>​What’s the Score? Why OpenBet?● The Playground: Join a team of innovators, disruptors, and game-changers who are reshaping the future of betting and gaming.● The Mission: Be part of a mission-driven organization that's committed to revolutionizing the way the world plays.● The Impact: Make a real impact on the world stage, leaving a lasting legacy that transcends boundaries and inspires generations to come.● The Culture: Immerse yourself in a culture of creativity, collaboration, and curiosity, where every idea is welcomed, every voice is heard, and every dream is encouraged.● The Future: Join us on the journey to build the future of betting and gaming, one game-changing innovation at a time.What we can offer YOU:● Attractive benefits, an open and supportive environment as well as a modern and exciting workplace● The opportunity to interact with global teams on a regular basis as you and our business continues to develop &amp; grow● Tangible and genuine development - at OpenBet, you can take your career where you want it to go!● And if that’s not enough; enjoy flexible working whilst we provide you with the guidance and development skills you need to progress and enhance your career● We have a collaborative office environment with our team members in office 2 days per week.

Principal Dev Ops Engineer

We are looking for a Backend Software Engineer to join one of our teams as we continue to work on the next generation of online sports betting platforms. As a Software Engineer you’ll have exposure to these systems, as well as extensive training and mentoring as you take our solutions and your career to the next level. As a Software Engineer&nbsp;you will be working alongside with other Software Engineers, Project Managers, Scrum Masters, Product Owners, QAs, and Software Architects.Responsibilities:<ul><li>Development of&nbsp;new features and functionality&nbsp;customer products and services, including the production of unit tests as and where required;</li><li>Ensuring&nbsp;code quality&nbsp;is maintained at a high level for products and services delivered by the team the Software Engineer is working with;</li><li>Ability to input into planning sessions of the team</li><li>Escalate issues in areas of material improvement, notably around performance, security and scalability;</li><li>Develop a clear understanding of the overall system architecture and design components, in the context of meeting product requirements</li><li>Where applicable, ensuring that development team processes are aligned with technical processes prevalent in the wider company</li><li>Experience in Agile development processes</li><li>Work as part of a self-organising Agile team to develop new features and functionality for large scale betting websites</li><li>Produce robust, clear, polished code using practices like Test-Driven Development (TDD)</li><li>Extract and capture customer requirements using processes like BDD</li><li>Developing solutions that are modular, scalable and portable</li></ul>Qualifications:<ul><li>A Bachelor's degree in a traditional science subject, ideally computer science, engineering or information systems from a well regarded university;</li><li>At least 1-2 years relevant experience in a development environment</li><li>Working knowledge of one or more major programming languages (such as Java, C/C++, Python, PHP, TCL etc.) and interest in learning other coding language</li><li>Development within Agile methodologies such as&nbsp;Scrum,&nbsp;Lean and Kanban</li><li>Excellent teamwork skills within an agile team environment</li><li>Excellent interpersonal, verbal and written communication skills, including presentations to peer groups;</li><li>A “can do” attitude and out-of-the-box thinking</li><li>Able to deal with changing priorities and based on requirements agreed with senior team members including, BA’s QA’s and software architects;</li><li>Familiarity developing on Unix/Linux</li><li>Experience in exposing and consuming&nbsp;RESTful APIs</li><li>A good understanding of&nbsp;relational databases and SQL</li><li>Experience in&nbsp;the use of Docker, Ansible, Jenkins, and Git (BitBucket).</li><li>General scripting skills: Bash, Perl, Python, Javascript etc.</li><li>Experience on Web technologies and internet protocols (Apache, SOAP, WS-*, ReST, XML, HTTP, TCP/IP, websockets)</li><li>Web development skills: HTML5, JavaScript, CSS</li></ul>What can OpenBet&nbsp;give you<ul><li>Competitive benefits, an open and supportive environment as well as a modern and exciting workplace</li><li>The opportunity to&nbsp;interact with global teams, and where appropriate switch teams and projects as you and our business continue to develop and grow</li><li>Tangible and genuine&nbsp;career development&nbsp;at OpenBet, where you can take your career where you want it to go!</li><li>Exposure to&nbsp;real world and business critical projects&nbsp;&amp; the chance to develop some of the world’s&nbsp;leading e-commerce sportsbooks&nbsp;whilst working with various clients and seeing lots of code!</li></ul>

Associate Software Engineer

In this role, you will have the opportunity to coordinate and facilitate the development, implementation, and successful onboarding of digital solutions. Each day, you will support the adoption of digital platform and solutions into the customer business environment along with their subsequent operations and maintenance. The work model for the role is: hybrid You will be mainly accountable for: • Working with Sales teams to identify customer needs and demonstrate digital solutions.• Enhancing the successful implementation and adoption of ABB’s digital platforms and solutions.• Supporting ABB Ability™ Digital portfolio sales and other digital transformation initiatives to improve operational efficiency, safety, and compliance.• Bridging the gap between sales preparation, software development, deployment, and customer operations to maximize solution effectiveness.• Contributing to software development, release management, and maintenance efforts.• Testing and troubleshooting the final system setup and ensuring its successful rollout through training and retraining the customers and providing subsequent ongoing support and services.• Ensuring that all required resources are in place to implement software on-time and on-budget.Qualifications for the role<ul><li>You have an Engineering Degree in (Mechanical, Electrical, Automation, Software)</li><li>You have 2-3 years of experience with industrial digital solutions, software implementation, troubleshooting</li><li>Experience with Asset Management, Optimization or Sustainability Software will be an asset</li><li>Excellent customer-facing skills, including training, issue resolution, and post-implementation support</li><li>You are at ease communicating in Greek and English</li><li>You hold valid driving license and have ability to travel within Greece</li></ul>

Digital Solution Engineer

We deliver&nbsp;consulting solutions&nbsp;by combining specialized sectorial knowledge, our transformation management skills, and our large technology expertise (data, RPA, AI, low code, cloud, IoT, virtual reality), to keep our clients, as well as society, a step ahead in this digitally dynamic world.At NTT DATA everything we do is guided by our core values. We respect every&nbsp;voice, think&nbsp;bold, deliver the&nbsp;outcome&nbsp;and win&nbsp;together. Our leadership approach enables our people to feel&nbsp;inspired&nbsp;to contribute,&nbsp;empowered&nbsp;to take initiative, and genuinely&nbsp;cared&nbsp;for in their growth and wellbeing.NTT Data Greece&nbsp;team is looking for a&nbsp;Senior Monitoring Tooling specialist (Tivoli, Dynatrace)&nbsp;in Athens to work with our clients in the&nbsp;European public sector.A Senior Monitoring Tooling Specialist is responsible for the&nbsp;design, implementation, and maintenance&nbsp;of enterprise monitoring solutions using tools such as&nbsp;IBM Tivoli Monitoring (ITM)&nbsp;and&nbsp;Dynatrace. This role ensures the&nbsp;availability, performance, and reliability&nbsp;of IT infrastructure and applications through proactive monitoring and alerting.Your role:<ul><li>Configure and maintain monitoring platforms (Tivoli, Dynatrace, and others).</li><li>Develop custom dashboards, alerts, and reports for infrastructure and application monitoring.</li><li>Integrate monitoring tools with ITSM platforms (e.g., ServiceNow, SMT).</li><li>Analyze performance data and provide recommendations for optimization.</li><li>Collaborate with infrastructure, application, and DevOps teams to define monitoring requirements.</li><li>Support incident and problem management by providing root cause analysis.</li><li>Maintain documentation and knowledge base for monitoring configurations and procedures.</li><li>Participate in on-call rotations and support 24/7 monitoring environments.</li></ul>Why NTT DATA?We value a&nbsp;collaborative&nbsp;and&nbsp;supportive&nbsp;environment, celebrating&nbsp;curiosity&nbsp;and&nbsp;engagementWe are committed to supporting the physical, financial and emotional well-being our of employeesCareer development.&nbsp;Training path and access to learning opportunities, yearly performance reviews and a mentorship program.&nbsp;Talent Friends.&nbsp;Refer a friend and receive a&nbsp;bonus&nbsp;when they joinWe care about youHealth &amp; well-being.&nbsp;Focus on your mental health with access to a platform with certified psychologists &amp; mental health workshops. Take a break with one of our online fitness and well-being sessionsDiversity &amp; inclusion.&nbsp;We are committed to equal employment opportunities regardless of gender, gender expression and identity, sexual orientation, religion, culture, origin, disability, age, or other personal and social characteristics.&nbsp;#WeAreAllUnique&nbsp;#YouMakeUsUnique Please let us know if you require us to accommodate any accessibility needs during the recruitment process. Benefits at NTT DATA GreeceHealth insurance for the employee and one dependent family member (100% paid by NTT DATA)Meal vouchers of 120€ per month (x12)Corporate mobile phone: subscription &amp; deviceUdemy AccountAccess to Open Up mental health service&nbsp;28 days of paid annual leave consisting of your legal holidays and compensation daysYour profile:<ul><li>Bachelor’s degree in Computer Science, Engineering, or related field.</li><li>10+ years of experience&nbsp;in IT monitoring and observability.</li><li>Hands-on experience with:<ul><li>IBM Tivoli Monitoring (ITM) / Netcool</li><li>Dynatrace (SaaS or Managed)</li><li>SNMP, WMI, REST APIs</li></ul></li><li>Familiarity with AIOps, log aggregation tools (e.g., ELK, Splunk), and cloud monitoring (AWS CloudWatch, Azure Monitor).</li><li>Scripting skills (e.g., PowerShell, Bash, Python) for automation.</li><li>Strong troubleshooting and analytical skills.</li><li>Excellent communication and documentation abilities.</li><li>Ability to work collaboratively in a team environment.</li><li>High attention to detail and commitment to operational excellence.</li><li>Fluency in English (B2 level minimum); knowledge of another European language is a plus.</li><li>You must be eligible for EU Security Clearance (at least 5 years of EU nationality in required).</li></ul>

Senior Monitoring Tooling Specialist (Tivoli, Dynatrace)

We deliver&nbsp;consulting solutions&nbsp;by combining specialized sectorial knowledge, our transformation management skills, and our large technology expertise (data, RPA, AI, low code, cloud, IoT, virtual reality), to keep our clients, as well as society, a step ahead in this digitally dynamic world.At NTT DATA everything we do is guided by our core values. We respect every&nbsp;voice, think&nbsp;bold, deliver the&nbsp;outcome&nbsp;and win&nbsp;together. Our leadership approach enables our people to feel&nbsp;inspired&nbsp;to contribute,&nbsp;empowered&nbsp;to take initiative, and genuinely&nbsp;cared&nbsp;for in their growth and wellbeing.NTT Data Greece&nbsp;team is looking for a&nbsp;Security Architect&nbsp;in Athens to work with our clients in the&nbsp;European public sector.As a Security Architect, you will be responsible for&nbsp;designing and implementing Security Solutions.&nbsp;This role ensures the Security Policy Development and the&nbsp;availability, performance, and reliability&nbsp;of IT infrastructure&nbsp;and applications through proactive monitoring and alerting.Your role:<ul><li>Develop and implement comprehensive security architectures that align with business objectives.</li><li>Design and deploy secure systems, networks, and IT Systems, considering EC best practices and industry emerging threats.</li><li>Conduct risk assessments to identify potential vulnerabilities and recommend appropriate security measures.</li><li>Develop and maintain risk management frameworks to ensure the ongoing security of IT environments.</li><li>Create and enforce security policies, standards, and procedures across the contracting authority IT.</li><li>Stay abreast of EC requirements and ensure compliance with relevant security standards.</li><li>Develop and lead incident response plans to address and mitigate security incidents.</li><li>Conduct forensic analysis to identify the root causes of security breaches and recommend corrective actions.</li><li>Collaborate with cross-functional teams to integrate security best practices into all aspects of IT operations.</li><li>Communicate complex security concepts to technical and non-technical stakeholders.</li><li>Evaluate new and emerging security technologies to enhance the contracting authority's security posture.</li><li>Provide guidance on the adoption of innovative solutions that meet business needs while maintaining a strong security foundation.</li></ul>Why NTT DATA?We value a&nbsp;collaborative&nbsp;and&nbsp;supportive&nbsp;environment, celebrating&nbsp;curiosity&nbsp;and&nbsp;engagementWe are committed to supporting the physical, financial and emotional well-being our of employeesCareer development.&nbsp;Training path and access to learning opportunities, yearly performance reviews and a mentorship program.&nbsp;Talent Friends.&nbsp;Refer a friend and receive a&nbsp;bonus&nbsp;when they join We care about youHealth &amp; well-being.&nbsp;Focus on your mental health with access to a platform with certified psychologists &amp; mental health workshops. Take a break with one of our online fitness and well-being sessionsDiversity &amp; inclusion.&nbsp;We are committed to equal employment opportunities regardless of gender, gender expression and identity, sexual orientation, religion, culture, origin, disability, age, or other personal and social characteristics.&nbsp;#WeAreAllUnique&nbsp;#YouMakeUsUnique Please let us know if you require us to accommodate any accessibility needs during the recruitment process. Benefits at NTT DATA GreeceHealth insurance for the employee and one dependent family member (100% paid by NTT DATA)Meal vouchers of 120€ per month (x12)Corporate mobile phone: subscription &amp; deviceUdemy AccountAccess to Open Up mental health service&nbsp;28 days of paid annual leave consisting of your legal holidays and compensation dayYour profile:<ul><li>Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.</li><li>Proven experience in designing and implementing security solutions.</li><li>Previous roles in IT security, such as security analyst or engineer, with progressive responsibilities.</li><li>Familiarity with industry frameworks such as NIST, ISO 27001, and CIS.</li><li>Mandatory Certifications (at least one of them);<ul><li>CISSP (Certified Information Systems Security Professional) o CISM (Certified Information Security Manager)</li><li>CompTIA Security+</li><li>Relevant cloud security certifications (e.g., AWS Certified Security Specialty, Azure Security Engineer)</li></ul></li><li>&nbsp;In-depth knowledge of security architecture principles, practices, and technologies. o Proficiency in risk assessment and management methodologies.</li><li>Strong understanding of networking protocols, firewall management, and intrusion detection/prevention systems.</li><li>Excellent communication and interpersonal skills.</li><li>Strong analytical and problem-solving abilities.</li><li>Ability to work collaboratively in a team environment.</li><li>Demonstrated commitment to staying updated on the latest security trends, threats, and technologies through continuous learning and professional development.</li><li>High attention to detail and commitment to operational excellence.</li><li>Fluency in English (B2 level minimum); knowledge of another European language is a plus.</li><li>You must be eligible for EU Security Clearance (at least 5 years of EU nationality in required).</li></ul>

Security Architect

We deliver&nbsp;consulting solutions&nbsp;by combining specialized sectorial knowledge, our transformation management skills, and our large technology expertise (data, RPA, AI, low code, cloud, IoT, virtual reality), to help keep our clients, as well as society, a step ahead in this digitally dynamic world.Everything we do is underpinned by our&nbsp;core values&nbsp;of 'Teamwork', 'Foresight' and 'Clients First'. Our shared&nbsp;leadership principles&nbsp;of Collaboration, Engagement and Curiosity help us build a community where our people are equipped with the best resources to face new challenges.NTT Data Greece&nbsp;team is looking for a&nbsp;Senior Business Analyst&nbsp;in Athens to work with our clients in the&nbsp;European public sector.You will be supporting a high-impact project with the European Commission, to advise and assist both the Commission and EU Member States in ensuring the effective operation, deployment, and continuous improvement.The position places a strong focus on&nbsp;service monitoring, performance reporting, and&nbsp;data-driven business analysis. As the designated subject matter expert for specific applications, you will offer strategic and operational guidance across both business and technical areas, becoming a trusted advisor to stakeholders and playing a critical role in daily operations.Your role:<ul><li>Develop in-depth technical and business expertise in application systems.</li><li>Act on behalf of the European Commission to ensure that both Member States and internal Commission teams operate in alignment with agreed quality standards.</li><li>Provide expert support by responding to functional and technical inquiries, resolving complex issues, and offering strategic recommendations to enhance key applications.</li><li>Guide stakeholders through all phases of application deployment: integration, testing, validation, and post-deployment support.</li><li>Collaborate with national administrations and internal teams to ensure smooth and effective integration and transition processes.</li><li>Monitor service performance, availability, and KPIs, producing regular reports and dashboards for stakeholders.</li><li>Recommend and implement improvements to enhance the reliability, efficiency, and observability of IT services.</li><li>Lead and contribute to meetings, workshops, and training sessions involving the European Commission and Member States.</li><li>Provide second-level support for the clients' applications, ensuring timely resolution of technical issues.</li><li>Maintain up-to-date documentation, including operational procedures and knowledge base content.</li><li>Own and improve Incident and Problem Management processes in line with ITIL best practices.</li><li>Foster and maintain trust-based relationships with stakeholders across the client's ecosystem.</li></ul>Why NTT DATA?We value a&nbsp;collaborative&nbsp;and&nbsp;supportive&nbsp;environment, celebrating&nbsp;curiosity&nbsp;and&nbsp;engagementWe are committed to supporting the physical, financial and emotional well-being our of employeesCareer development.&nbsp;Training path and access to learning opportunities, yearly performance reviews and a mentorship programWe believe in&nbsp;work-life balance&nbsp;and&nbsp;flexibility. Wear casual clothing, decide your working hours and enjoy our hybrid working modelTalent Friends.&nbsp;Refer a friend and receive a&nbsp;bonus&nbsp;when they joinWe care about youHealth &amp; well-being.&nbsp;Focus on your mental health with access to a platform with certified psychologists &amp; mental health workshops. Take a break with one of our online fitness and well-being sessionsDiversity &amp; inclusion.&nbsp;We are committed to equal employment opportunities regardless of gender, gender expression and identity, sexual orientation, religion, culture, origin, disability, age, or other personal and social characteristics.&nbsp;#WeAreAllUnique&nbsp;#YouMakeUsUnique Please let us know if you require us to accommodate any accessibility needs during the recruitment process. Benefits at NTT DATA GreeceHealth insurance for the employee and one dependent family member (100% paid by NTT DATA)Meal vouchers of 120€ per month (x12)Corporate mobile phone: subscription &amp; deviceTeleworking equipment allowanceUdemy AccountAccess to Open Up mental health service&nbsp;**Certification Bonus Scheme (for Technology)** Annual Collective Bonus (for Executives)28 days of paid annual leave consisting of your legal holidays and compensation daysYour profile :<ul><li>Bachelor’s degree in Information Technology, Computer Science, Statistics, or a related field.</li><li>At least 6 years of experience in business analysis, technical project management, or IT systems deployment.</li><li>Hands-on experience analyzing technical and functional requirements with a focus on actionable, client-oriented recommendations.</li><li>Proficiency in data retrieval, analysis, and reporting (e.g., SQL, pivot tables, dashboards) to support informed decision-making.</li><li>Strong understanding of the software development lifecycle, including testing, release management, and operational monitoring.</li><li>Proven experience in incident management within complex IT ecosystems.</li><li>Demonstrated ability to produce business metrics reports and use analytics to drive strategy.</li><li>Skilled in managing large, multi-source datasets with strong spreadsheet and presentation capabilities.</li><li>Familiarity with automation and testing tools (e.g., Selenium, Postman, SoapUI).</li><li>Working knowledge of XML, XSD, JSON, and REST/SOAP web services.</li><li>Proficient in Microsoft Office tools (Excel, Word, PowerPoint, Outlook).</li><li>Excellent verbal and written communication skills in English.</li><li>This role may require flexibility, including shift-based work and on-call responsibilities, depending on operational needs.</li></ul>Nice to have:<ul><li>Familiarity with public sector IT systems.</li><li>Understanding of IT Service Management principles and ITIL frameworks (certification is a plus).</li><li>Additional EU languages are an asset.</li></ul>Sounds interesting? Apply now or share it with a friend 🔹Upon receiving an interview, you may request accommodation for any accessibility needs

Senior Business Analyst

We deliver&nbsp;consulting solutions&nbsp;by combining specialized sectorial knowledge, our transformation management skills, and our large technology expertise (data, RPA, AI, low code, cloud, IoT, virtual reality), to keep our clients, as well as society, a step ahead in this digitally dynamic world.At NTT DATA everything we do is guided by our core values. We respect every&nbsp;voice, think&nbsp;bold, deliver the&nbsp;outcome&nbsp;and win&nbsp;together. Our leadership approach enables our people to feel&nbsp;inspired&nbsp;to contribute,&nbsp;empowered&nbsp;to take initiative, and genuinely&nbsp;cared&nbsp;for in their growth and wellbeing.NTT Data Greece&nbsp;team is looking for a&nbsp;Middleware Specialist&nbsp;in Athens to work with our clients in the&nbsp;European public sector.You will be responsible for the installation, configuration, maintenance, and performance of middleware technologies that support enterprise applications and services. This role requires strong technical expertise, problem-solving skills, and the ability to work collaboratively with cross-functional teamsYour role:<ul><li>Install, configure, and maintain middleware platforms (e.g., WebLogic, WebSphere, JBoss, Apache Tomcat, IBM MQ, etc.).</li><li>Monitor middleware performance and ensure high availability and reliability.</li><li>Troubleshoot and resolve middleware-related issues in a timely manner.</li><li>Collaborate with development and infrastructure teams to support application deployments.</li><li>Implement and maintain security standards and access controls.</li><li>Automate routine tasks and improve system efficiency through scripting and tools.</li><li>Maintain documentation for configurations, procedures, and troubleshooting guides.</li><li>Participate in on-call support and incident response as needed.</li></ul>Why NTT DATA?We value a&nbsp;collaborative&nbsp;and&nbsp;supportive&nbsp;environment, celebrating&nbsp;curiosity&nbsp;and&nbsp;engagementWe are committed to supporting the physical, financial and emotional well-being our of employeesCareer development.&nbsp;Training path and access to learning opportunities, yearly performance reviews and a mentorship programTalent Friends.&nbsp;Refer a friend and receive a&nbsp;bonus&nbsp;when they joinWe care about youHealth &amp; well-being.&nbsp;Focus on your mental health with access to a platform with certified psychologists &amp; mental health workshops. Take a break with one of our online fitness and well-being sessionsDiversity &amp; inclusion.&nbsp;We are committed to equal employment opportunities regardless of gender, gender expression and identity, sexual orientation, religion, culture, origin, disability, age, or other personal and social characteristics.&nbsp;#WeAreAllUnique&nbsp;#YouMakeUsUnique Please let us know if you require us to accommodate any accessibility needs during the recruitment process. Benefits at NTT DATA GreeceHealth insurance for the employee and one dependent family member (100% paid by NTT DATA)Meal vouchers of 120€ per month (x12)Corporate mobile phone: subscription &amp; deviceTeleworking equipment allowanceUdemy AccountAccess to Open Up mental health service&nbsp;28 days of paid annual leave consisting of your legal holidays and compensation daysYour profile:<ul><li>Bachelor’s degree in Computer Science, Information Technology, or related field.</li><li>5+ years of experience in middleware administration or support.</li><li>Hands-on experience with one or more middleware platforms (e.g., WebLogic, JBoss, Apache Kafka, IBM MQ).</li><li>Strong knowledge of Linux/Unix environments and scripting (Shell, Python, etc.).</li><li>Familiarity with CI/CD tools and DevOps practices.</li><li>Understanding of networking, firewalls, and load balancing.</li><li>Excellent problem-solving and communication skills.</li><li>Fluency in English (B2 level minimum); knowledge of another European language is a plus.</li><li>You must be eligible for EU Security Clearance (at least 5 years of EU nationality in required).</li></ul>Nice to have:<ul><li>Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).</li><li>Knowledge of ITIL practices and service management tools.</li><li>Middleware certification(s) (e.g., Oracle WebLogic, Red Hat JBoss).</li></ul> *This role may require flexibility, including shift-based work and on-call responsibilities, depending on operational needs.

Middleware Specialist

We are looking for a QA engineer to help us shape and build the future of our tools and products. You will help us to create and maintain a set of manual, automation and performance test suites for our web applications and restful APIs. It’s a green field project so you can expect to work with cutting edge technologies. It’s a multi-cultural and geographically distributed team where most of the communication is happening online using audio and video conferencing tools. What you'll be getting up to:&nbsp; <ul><li>Working as part of the development team to provide technical expertise and support in terms of performance, automation and manual testing.</li><li>Ability to understand, analyse, evaluate and act upon business requirements forming a basis for Agile development approaches.</li><li>Identify components to be tested and define rapid and pragmatic fit for purpose testing in alignment with the rest of development teams.</li><li>Follow best practices, promote industry standards and ensure our products are reliable with an excellent user experience.</li><li>Knowledge of business requirements and their impact on delivery, identify and work together with a business analyst to gather missing requirements.</li><li>Execute software quality assurance testing via performance and automation tools.</li><li>Gather, analyse and summarise test results.</li><li>Be flexible to support your applications outside of working hours during major sport events (in rota with your peers and team mates) or during releases that may happen outside of standard working hours.</li></ul>Requirements:<ul><li>At least 5+ years of working experience in QA working on varied types of software development projects</li><li>Proven experience in creating detailed, comprehensive and well-structured test plans and test cases.</li><li>Experience in testing web applications UI using Playwright or Cypress, alternatively Selenium Web Driver or Appium</li><li>Solid knowledge of at least one modern programming language, preferably TypeScript, JavaScript.</li><li>Strong understanding of web technologies.</li><li>Familiarity with frontend frameworks.</li><li>Basic knowledge of SQL.</li><li>Basic knowledge of Linux command line (bash).</li><li>Understanding of continuous integration/delivery.</li></ul><ul><li></li></ul>Desirable skills and experience:<ul><li>Experience in manual and automated testing with RESTful Web Services using any of following tools: SOAPUI, Postman, Insomnia, Rest Assured, Karate or JMeter.</li><li>Experienced in performance testing using tools like K6 or JMeter.</li><li>Functional, integration and unit testing using JUnit or TestNG, Cucumber.</li><li>A background in online sports betting and gaming systems would be ideal, but we would love to hear from people who have any frontend testing knowledge and experience.</li></ul>

Senior Quality Analyst

As a Staff Machine Learning Engineer with a backend focus, you will play a pivotal role in shaping scalable AI and algorithmic solutions that directly address complex business challenges. You are expected to possess a deep understanding of both the technical and domain-specific landscapes, enabling you to architect robust systems that integrate seamlessly with our platforms.You will be part of a high-impact team that works at the intersection of data, machine learning, and backend engineering.What you'll be getting up to:<ul><li>Design and implement efficient, scalable solutions that support advanced algorithmic and AI/Machine Learning-driven applications.</li><li>Define and architect solutions that are structurally sound and align with best practices, ensuring robust integration with data-driven systems.</li><li>Collaborate with various departments to integrate machine learning models and complex algorithms into business driven applications.</li><li>Support and improve existing AI/Machine Learning solutions</li><li>Take ownership of code quality, testing, and documentation to maintain high standards and continuous improvement across projects.</li><li>Stay engaged in new technologies, AI advancements, and domain-specific knowledge, bringing fresh insights and approaches to the team.</li></ul>Required Technical Skills<ul><li>10+ years experience as a Software Engineer with a focus on high throughput distributed systems with a focus on the backend.&nbsp;</li><li>Proven experience in backend development with proficiency in languages such as Python, C# on Linux, Go, or similar.</li><li>Utilise Advanced Technical Stack: Leverage our technical stack, including Python, SQL, PostgreSQL, BigQuery, and libraries such as Pandas, NumPy, SciKit-Learn, XGBoost, Matplotlib, and Pytorch, to develop robust and scalable AI/ML solutions.</li><li>Strong foundation in data structures, algorithms, and problem-solving, with a clear focus on efficiency and optimisation.</li><li>Experience with architecting and implementing large-scale, distributed systems that handle significant data processing.</li><li>Apply knowledge of Large Language Models (LLMs) such as OpenAI's GPT models, Claude, Gemini, Llama, Whisper, and Groq to develop innovative Gen AI use cases and solutions.</li><li>Knowledge of databases (SQL and NoSQL) and experience in designing data storage solutions that support machine learning workflows.</li><li>Advanced experience with PostgreSQL (stored procedures, functions, views, etc.).</li><li>Fluent with GCP cloud platform and containerization tools (e.g., Docker, Kubernetes).</li><li>Implement and optimise CI/CD pipelines for machine learning model deployment using Gitlab CI.</li><li>Monitor system performance and implement improvements for scalability.</li><li>Participate in code reviews and technical documentation.</li><li>Experience with version control systems (Git) and collaborative development workflows.</li></ul>Requirements:<ul><li>Passion for continuous learning and a keen interest in exploring and mastering new domains, especially in AI/ML and data-driven technologies.</li><li>Strong analytical skills and an ability to translate complex problems into effective, scalable solutions.</li><li>Excellent communication skills to effectively collaborate with cross-functional teams and articulate technical concepts to diverse stakeholders.</li><li>Excellent command of the English language - written &amp; spoken.</li><li>Attention to detail and commitment to quality.</li><li>Collaborative team player.</li><li>Highly organised with a strong ability to prioritise across multiple projects.</li></ul>

Staff Machine Learning Engineer

We are looking for a talented Lead PHP Full-Stack Developer to work closely with our product owners to help shape and build the future of our Frontend ecosystem for a global online sports betting operator. You will need strong frontend skills, experience on a modern component framework like React or Vue, and expertise on a back-end framework like Symfony (preferably) or Laravel.More importantly, you will need to be a strong problem solver who loves to learn — we’re not experts in everything and we don’t expect you to be either. You know good systems’ design when you see it and you know when and how to improve it. Details matter to you, and if something is off — you will go the extra mile to figure out why.&nbsp;We just care about what you can do and how you do it. We’re all just makers and tinkerers, so as long as you love to build awesome stuff you’ll fit right in.What you'll be getting up to:&nbsp;<ul><li>Lead a cross functional team of software and QA engineers.</li><li>Designing and implementing new features and solutions.</li><li>Working with key business stakeholders to understand the problems that need to be addressed.</li><li>Performing analysis of current programs including performance diagnosis and troubleshooting of issues.</li><li>Provide assistance to testers and support personnel as needed to determine system problems.</li><li>Refine system requirements and break them down into workable tasks.</li><li>Prioritise and execute tasks in a high-pressure environment.</li><li>Work both independently and in a team-oriented, collaborative environment.</li><li>Apply effective and clear communication with non-technical staff and with members of interdisciplinary teams.</li><li>Writing and improving the documentation for the company products and tools.</li><li>Maintaining our products and assisting in troubleshooting production incidents.</li><li>Helping customer support answer customer questions.</li></ul>Here are a few recent and inflight projects/initiatives of the team:<ul><li>Overhauling our product for improved UX.</li><li>Integration with the organization's next generation payments backend systems.</li><li>Integrate new payment methods and payment providers and speed up said integrations&nbsp;with automation/configuration improvements</li><li>Provide self-help tools to the players for them to complete their transactions and unblock&nbsp;stuck transactions.</li><li>Provide the tools to Customer Support to process quickly and efficiently follow-ups by&nbsp;players as to their transactions</li></ul>Good command of the following technologies:<ul><li>JavaScript, React, PHP, Git, Linux, Bash, REST, Docker usage, OOP </li></ul>Requirements:<ul><li>Bachelor's degree in Computer Science or any&nbsp;related technical field.</li><li>For a lead position, candidates are expected to have over 8 years of relevant&nbsp; experience, including a minimum of 2 years in a leadership or technical management role.</li><li>Excellent command of the English language - written &amp; spoken.</li><li>Attention to detail and commitment to quality.</li><li>Collaborative team player.</li><li>Highly organised with a strong ability to prioritise across multiple projects.</li><li>Experience with Agile methodology and tools like Jira.</li></ul>Please note, the role requires being available for on call support as required.

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