Πληροφορική

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Κέντρο Εξυπηρέτησης / Call Center

Marketing

Ανθρώπινο Δυναμικό / HR

Ναυτιλία

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Aoristou

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We are seeking a motivated and detail-oriented Backup Administrator to support our backup and recovery operations. The ideal candidate will assist in managing backup systems, ensuring data integrity, and supporting disaster recovery processes. This is an excellent opportunity for someone looking to grow their career in IT infrastructure and data protection.Your role:<ul><li>Managing incidents to resolution, ensuring zero missed SLAs and achieving client satisfaction by building and supporting technology solutions.</li><li>Investigating technical support issues, identifying root causes to prevent recurrence.</li><li>Handling incident, problem, event, and request management, including identifying issues, developing workaround plans, and implementing resolutions within SLAs.</li><li>Managing and optimizing backup infrastructure operations, including monitoring, reporting, and implementing changes or service requests.</li><li>Documenting technical processes and providing on-call support.</li><li>Participating in and leading technical projects, including DR/BCP testing, change management, and service improvement initiatives.</li><li>Monitoring and reporting on server environments and SLAs, handling priority management, and escalating issues as needed.</li><li>Ensuring integration with other organizational teams and evolving service delivery methods and tools.</li><li>Utilizing automation tools for administration and monitoring of backup systems.</li><li>Performing security hardening, patches, updates, and system performance troubleshooting.</li><li>Overseeing daily backup activities, troubleshooting failures, and automating repetitive tasks.</li><li>Implementing security policies, performing vulnerability assessments, and ensuring compliance with industry standards.</li><li>Managing security tools, monitoring systems, and handling escalations.</li><li>Managing hybrid cloud environments (AWS/Azure), implementing cloud security measures, optimizing resources.</li><li>Ensuring IT infrastructure and systems remain operational by proactively identifying, investigating and resolving incidents and problems.</li></ul>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.&nbsp;Wear casual clothing, decide your working hours and enjoy our&nbsp;hybrid&nbsp;working modelWear 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;#YouMakeUsUniquePlease 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 or equivalent level through experience and professional training</li><li>Between 5 and 7 years of experience in a mid to big size infrastructure</li><li>Hands-on experience with backup, and recovery for databases such as Microsoft SQL, MySQL, PostgreSQL, Oracle RAC, and MongoDB, as well as platforms like VMware and Terraform.</li><li>Proven experience managing large-scale backup, and recovery across on-premises, co-location, and cloud environments.</li><li>Extensive knowledge of backup tools and administration (e.g., VEEAM, Veritas NetBackup, OKM, Commvault, Rubrik).</li><li>Strong knowledge of Windows and Linux server platforms, backup technologies, and cyber resiliency principles.</li><li>Familiarity with cloud platforms and automation tools like Ansible, with scripting skills for configuration management.</li><li>Ability to quickly learn new technologies through self-study.</li><li>Strong communication skills, structured thinking, and process-oriented approach with attention to detail.</li><li>Proven ability to work independently, manage time effectively, and thrive under pressure while meeting tight deadlines.</li><li>Service-oriented mindset with excellent organizational and problem-solving skills.</li><li>Excellent command of both spoken and written English&nbsp;</li><li>You must be eligible for EU Security Clearance (at least 5 years of EU nationality in required).</li></ul>﻿*This role may require flexibility, including shift-based work and on-call responsibilities, depending on operational needs.

Backup Engineer

As a Senior Middleware Engineer you will be responsible for ensuring that clients' IT infrastructure and systems remain operational by proactively identifying, investigating, and resolving technical incidents and problems. The primary objective is to ensure zero missed service level agreement conditions and achieve client satisfaction through building and supporting technology solutions.&nbsp;Your role:<ul><li>Manage and optimize middleware and LAMP infrastructure, including third-party applications.</li><li>Oversee infrastructure operations: monitoring, availability testing, reporting, and documentation.</li><li>Implement changes, service requests, and provide on-call support as needed.</li><li>Participate in technical projects and resolve technical issues promptly.</li><li>Proactively manage service improvements and perform disaster recovery testing.</li><li>Handle change management processes and monitor SLAs.</li><li>Collaborate with different teams, manage escalations, and optimize service delivery methods.</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. 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. 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. #WeAreAllUnique #YouMakeUsUniquePlease 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 or Master’s degree in Computer Science, Information Technology, or a related field.</li><li>8+ years of experience in middleware environments within mid-to large-size infrastructures.</li><li>Expertise in design, implementation, and maintenance of middleware solutions, focusing on WebLogic and LAMP stack (Linux, Apache, MySQL, PHP) in both on-premises and cloud environments.</li><li>Bachelor’s or master’s degree in computer science, Informational Technology, or a related field.</li><li>Strong knowledge of cloud platforms (e.g., AWS, Azure, Google Cloud) and on-premises infrastructure.</li><li>Familiarity with DevOps practices and tools (Jenkins, Docker, Kubernetes) and scripting languages (Python, Bash).</li><li>Experience with other middleware technologies (e.g., IBM WebSphere, JBoss).</li><li>Understanding of network protocols, security, backup &amp; storage technologies, and cyber resiliency principles.</li><li>Proficiency with automation tools like Ansible.</li><li>Strong server platform knowledge in Windows and Linux.</li><li>Ability to quickly learn new technologies; self-motivated and capable of independent study.</li><li>Service-oriented with strong customer focus.</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 Middleware Specialist

We’re looking for a Senior QA Engineer to help shape and build the future of our tools and products as part of the Sportsbook team. You’ll contribute to our in-house Sportsbook platform that powers multiple brands, leveraging a modern tech stack. The platform is built for high availability, scalability, and real-time performance.&nbsp;You’ll help us create and maintain a suite of manual, automation, and performance tests for our web applications and RESTful APIs. It’s a greenfield project with cutting-edge technologies, and you'll be part of a multi-cultural, geographically distributed team that collaborates online via 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 QA Engineer - Sportsbook

We are looking for a Full Stack Web Developer to work as part of a new Payments Ecosystem Scrum team to help shape and build the future of our tools and products in the Payments area. You will be creating new and maintaining existing React/NextJS backoffice applications, taking part in architectural design decisions and communicating closely with backend API developers, testers and product owners.&nbsp;It’s a green field project, (no legacy software) so you can expect to work with cutting edge technologies. You will work in a multi cultural and geographically distributed team where most of the communication is happening online using audio and video conferencing tools.&nbsp;The role will require a certain level of flexibility as your team mates may be working in different time zones primarily in Europe and Philippines. We are building the product which we are maintaining over its lifetime so we expect you to be ready to join an OOH on-call tech support rota.&nbsp;What you'll be getting up to:&nbsp; <ul><li>Working in payments back-office development area providing development, maintenance and support.</li><li>Working as part of squads and occasionally solo developments as the business needs arise.</li><li>Discuss/Meet business stakeholders to understand the problems they wish to address.</li><li>Liaise with architects, analysts, business representatives, infrastructure specialists to jointly develop proposals for technical solutions including implementation deployment, support and troubleshooting overviews.</li><li>Scope and conduct needed Proof of Concepts when necessary.</li><li>Help identify probable causes and provide immediate solution during an incident.</li><li>Work as part of Agile development team (Scrum): attend team meetings, report on assigned tasks progress, participate in sprints planning and tasks estimation.</li><li>Complete tasks &amp; deliver projects on-time and according to company standards.</li><li>Contribute ideas for making the applications better and easier to use.</li><li>Provide assistance to other developers/projects as needed.</li><li>Be flexible to support your applications outside of working hours during major sport events (in rota with your peers and team mates).</li></ul>Skills &amp; Experience&nbsp;Requirements:<ul><li>Strong knowledge of JavaScript and Typescript.</li><li>OOP and design patterns, separation of concerns - controller, services, repository patterns.</li><li>Microservices architecture.</li><li>Good knowledge of HTTP and REST</li><li>Bash and Linux in general, SSH, Git</li><li>Markdown (for documentation)</li></ul>Core frontend technologies:<ul><li>Next.js, React, hooks</li><li>Working with npm scripts</li><li>Bundlers - Rollup and Vite for some utility libraries</li><li>TailWindCSS</li></ul>Core backend technologies:&nbsp;<ul><li>Node.js / Nextjs apis</li></ul>General Requirements:&nbsp;<ul><li>Bachelor's degree in Computer Science or any&nbsp;related technical field.</li><li>At least 3 years of working experience as full-stack web developer working on varied types of software development projects.</li><li>Creative, analytical, and with strong problem solving skills</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>

Full Stack Web Developer (NextJS/React)

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.

Lead PHP Full-Stack Developer

We are looking to hire a Lead Delivery Engineer (DevOps &amp; CI/CD Leadership),&nbsp;to join our global team in Technology.This is a challenging, fast-paced and exciting environment, with plenty of opportunities to influence and grow the technology area.Role DescriptionThis role is critical in shaping and guiding the technical strategy and execution of platform engineering efforts, with a strong focus on modernizing infrastructure, scaling CI/CD capabilities and championing engineering excellence across the organization. The ideal candidate brings deep experience in cloud-native platforms, infrastructure as code and automation—paired with a strong leadership presence and a collaborative DevThe key values that we strive towards in TechnologyOwnership, Continuous Improvement Mindset, Trust and Honesty Delivery Engineering TeamDelivery Engineering is an internal platform team focused on building and improving systems to accelerate the delivery of software and infrastructure. Our team’s first target will be enabling DevOps practices due to its direct impact on the overall processes and culture. The primary goal of Delivery Engineering is to build the “Golden Path” to production by automating and concentrating improvements around bottlenecks such as Integration points and handoffs. We will work closely with Development teams to break down silos, helping to build more resilient pipelines, continuously improve the delivery system and help with the adoption of better overall delivery practices/processes.Currently reviewing the future possibility to become a fully supportive On-Call operational team.Ops mindset. The Lead Delivery Engineer (DevOps &amp; CI/CD Leadership)&nbsp;will act as a technical mentor and cross-team enabler, driving alignment, reliability and innovation in a fast-paced, agile environment. Key Responsibilities<ul><li>&nbsp;Proven experience leading the design of scalable delivery platforms and CI/CD pipelines</li><li>Mentorship and guidance for Junior and Mid-level engineers; enabling a culture of continuous learning and growth</li><li>Collaboration with product and engineering teams to align and efficiently balance the platform capabilities with delivery needs</li><li>Own and drive cross-team technical initiatives and migrations to modernized platforms (e.g., Jenkins to GitLab-CI)</li><li>Ensuring always high standards in platform reliability and providing developer experience (DevEx) and taking into account security, capacity and performance</li><li>Contribute to hiring efforts, onboarding processes and knowledge sharing</li><li>Support the team in Incident management and response embedding operational excellence in our processes</li><li>Champion cost awareness at all levels, based on facts and with main focus on observability and performance optimization</li><li>Improve the team skill set by increasing and sharing knowledge, thus setting the quality and precision engineering benchmark</li><li>Understand the importance of and be a strong advocate for non-functionals eg. monitoring, alerting, logging</li></ul>Requirements<ul><li>8+ years of experience in Senior or previous Lead for infrastructure, DevOps or platform engineering roles</li><li>Proven experience leading engineering projects or teams, on the technical and managerial side, as this is a 50/50 role</li><li>Demonstrated ability to influence cross-functional teams and stakeholders, with focus on prioritization and driving the implementation on our dynamic environment</li><li>Experience with cloud-native platforms (e.g., OCI, GCP) and particularly with Kubernetes (K8S) ecosystems</li><li>Deep demonstrable expertise in the following key platforms and technologies:</li><li>CI/CD tools and deployments best practices (e.g., GitLab CI/CD, FluxCD)</li><li>Infrastructure as Code (Terraform, Helm, Ansible)</li><li>Kubernetes, Docker Engine, Docker Compose and container orchestration</li><li>Monitoring and observability tools (e.g., Prometheus, Grafana, ELK)</li><li>Track record of modernizing platforms, improving deployment processes and driving engineering efficiency able to drive and influence other teams</li><li>Strong scripting/coding ability (Bash) and in any Programming Language (like Golang)</li><li>Understanding of security best practices, SRE principles with focus on cost optimizations in cloud environments</li><li>Ability to evaluate and implement modern platform tooling with extensive experience and in-depth knowledge of the Linux operating system for effective troubleshooting activities</li><li>Problem-solving with ability to deep dive into problems to find the underlying issues</li><li>Dealing with changes on a daily basis in a very dynamic work environment</li></ul> Other Required Skills and Expectations<ul><li>Influential communication, able to clearly articulate technical strategies to both technical and non-technical stakeholders and driving teams towards a same goal</li><li>Leadership by example which demonstrates constant accountability, integrity and professional posture. Embedding and encouraging a culture of continuous learning, collaboration and improvement</li><li>Team Empowerment and Mentoring, actively supporting the growth of Junior and</li><li>Mid-level engineers through guidance and feedback (1-on-1s, upskilling sessions)</li><li>Able to jump on conflict resolution when required, navigating interpersonal conflicts with empathy and objectivity. Promoting a psychologically safe environment where diverse opinions are respected and encouraged</li><li>Strategic thinking and prioritization aligning team efforts through well-informed decisions under pressure, balancing long-term vision with possible short-term needs</li><li>Embraces change and leads others through ambiguity and transformation, at the same time that encourages experimentation and innovation while managing risks thoughtfully</li><li>Proven practical emotional intelligence, understanding and respecting our team dynamics and adapting the leadership style accordingly</li><li>Collaboration with cross-functional influence, building trust and credibility across the organization through reliable delivery and efficient partnership activities</li></ul>

Θέσεις Εργασίας Ελλάδα, Πληροφορική - Σελίδα 9

backup engineer

NNT Data

senior middleware specialist

NNT Data

senior qa engineer - sportsbook

Sportserve

full stack web developer (nextjs/react)

Sportserve

lead php full-stack developer

Sportserve

lead delivery engineer (devops & ci/cd leadership)

Sportserve