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Are you looking to kick off your career journey? Do you like the idea of joining the European PayTech? If so, you are at the right place! Our Graduate Program offers you the chance to create your unique career path within our diverse international team, operating in more than 25 countries. Rotate among different departments, learn from experienced professionals, and make a difference by working on real business cases. About the Program Our Graduate Program is more than a learning path, it's a journey where you will work on real business cases and have a direct impact on business results. What Can You Expect? •&nbsp;&nbsp;&nbsp;&nbsp;Career Path: Start with a permanent contract from day one. Over 12 months, experience two rotations across departments and transition into a landing role where you can continue to grow. •&nbsp;&nbsp;&nbsp;&nbsp;Training &amp; Development: Receive a well-structured, dedicated Project Management training program, tailored to strengthen your ability to lead projects and deliver results. Plus, gain access to a wide range of learning opportunities through our Digital PayTech University, empowering you to continuously build your skills and expand your knowledge. •&nbsp;&nbsp;&nbsp;&nbsp;Impact &amp; Networking: Contribute to real business solutions and expand your network by working alongside talented colleagues and senior leaders from across Europe. &nbsp;Who are We Looking For? If this sounds like you, we encourage you to apply: •&nbsp;&nbsp;&nbsp;&nbsp;You have graduated within the past 12 months or will graduate within the next 6 months with a master’s degree in Engineering, STEM disciplines, Economics, Business, Law, or related fields, and are available to work full-time. •&nbsp;&nbsp;&nbsp;&nbsp;You are fluent in English and Greek. •&nbsp;&nbsp;&nbsp;&nbsp;You bring international experience, whether through study, work abroad, or collaboration in a global environment. •&nbsp;&nbsp;&nbsp;&nbsp;You are a career starter with no more than one year of professional experience. •&nbsp;&nbsp;&nbsp;&nbsp;You have the legal right to work in Greece (e.g., residency, visa). •&nbsp;&nbsp;&nbsp;&nbsp;You are committed, curious, and eager to take ownership of projects while thriving in a team environment. •&nbsp;&nbsp;&nbsp;&nbsp;You see formal training as just the beginning and aim to make a difference in everything you do. &nbsp;Diversity, Equity and InclusionWe are committed to building a diverse culture where talents from all walks of life feel they truly belong. By applying to our Graduate Program, you are one step closer to joining us. Next starts with you, everyday. Apply Now! Don't miss out on this amazing opportunity. Apply today and discover what's in it for you! Please ensure both your CV and all answers in the application form are completed in English.About UsAre you interested in joining one of Europe's leading PayTech companies?&nbsp;Do you want to be part of a diverse team, collaborating with colleagues from across Europe? If so, you're in the right place!About the TeamWe are the result of merging Nexi, Nets, and Sia, with a presence in over 25 countries. With over 80 years of experience, we offer plenty of opportunities for personal and professional growth

Graduate Program Data Science & Analytics - Greece

Are you looking to kick off your career journey? Do you like the idea of joining the European PayTech? If so, you are at the right place! Our Graduate Program offers you the chance to create your unique career path within our diverse international team, operating in more than 25 countries. Rotate among different departments, learn from experienced professionals, and make a difference by working on real business cases. About the Program Our Graduate Program is more than a learning path, it's a journey where you will work on real business cases and have a direct impact on business results. What Can You Expect? •&nbsp;&nbsp;&nbsp;&nbsp;Career Path: Start with a permanent contract from day one. Over 12 months, experience two rotations across departments and transition into a landing role where you can continue to grow. •&nbsp;&nbsp;&nbsp;&nbsp;Training &amp; Development: Receive a well-structured, dedicated Project Management training program, tailored to strengthen your ability to lead projects and deliver results. Plus, gain access to a wide range of learning opportunities through our Digital PayTech University, empowering you to continuously build your skills and expand your knowledge. •&nbsp;&nbsp;&nbsp;&nbsp;Impact &amp; Networking: Contribute to real business solutions and expand your network by working alongside talented colleagues and senior leaders from across Europe. &nbsp;Who are We Looking For? If this sounds like you, we encourage you to apply: •&nbsp;&nbsp;&nbsp;&nbsp;You have graduated within the past 12 months or will graduate within the next 6 months with a master’s degree in Engineering, STEM disciplines, Business, or related fields, and are available to work full-time. •&nbsp;&nbsp;&nbsp;&nbsp;You are fluent in English and Greek. •&nbsp;&nbsp;&nbsp;&nbsp;You bring international experience, whether through study, work abroad, or collaboration in a global environment. •&nbsp;&nbsp;&nbsp;&nbsp;You are a career starter with no more than one year of professional experience. •&nbsp;&nbsp;&nbsp;&nbsp;You have the legal right to work in Greece (e.g., residency, visa). •&nbsp;&nbsp;&nbsp;&nbsp;You are committed, curious, and eager to take ownership of projects while thriving in a team environment. •&nbsp;&nbsp;&nbsp;&nbsp;You see formal training as just the beginning and aim to make a difference in everything you do. &nbsp;Diversity, Equity and Inclusion We are committed to building a diverse culture where talents from all walks of life feel they truly belong. By applying to our Graduate Program, you are one step closer to joining us. Next starts with you, everyday. Apply Now! Don't miss out on this amazing opportunity. Apply today and discover what's in it for you! Please ensure both your CV and all answers in the application form are completed in English.About UsAre you interested in joining one of Europe's leading PayTech companies?&nbsp;Do you want to be part of a diverse team, collaborating with colleagues from across Europe? If so, you're in the right place!About the TeamWe are the result of merging Nexi, Nets, and Sia, with a presence in over 25 countries. With over 80 years of experience, we offer plenty of opportunities for personal and professional growth

Graduate Program IT & Technology - Greece

The Sr. Director, AI &amp; Data is responsible for directly overseeing and organizing wide-reaching Pfizer initiatives through digital-wide initiatives, or via horizontal platforms and products. As an individual contributor, your primary impact is through your direct work. As a people manager, you are responsible for leading and directing your team to accomplish wide-reaching strategic goals. You are a widely recognized expert in your technical domain able to articulate clearly to a deep technical level and you are equally comfortable with forming business objectives and producing clear business-facing outcomes.This role reports to the VP of Enterprise Architecture which is responsible for the enterprise-wide architecture. &nbsp;Key accountabilities:<ul><li>Lead a team of architects responsible for supporting business strategies and priorities across all domains in Pfizer involving AI &amp; Data Enterprise Architecture.</li><li>Deliver Enterprise Architecture Outcomes including creation of detailed Solution Sketches, City Plans, and Solution Architecture Diagrams as necessary.</li><li>Lead multifaceted, unique, and long-term initiatives with high strategic value, directing colleagues and contractors to produce Enterprise guidance and roadmaps across multiple business lines and global organizations.</li><li>Influence and direct a cross- functional team from creation centers, business architects and technical SME’s towards a common technical vision.</li><li>Advise Senior leadership on emerging technology landscape externally and internally and enable adoption to minimize total cost of ownership and an optimized application portfolio.&nbsp;</li><li>Lead initiatives to bring new technology into Pfizer including the contracting process, co-leading RFIs and RFP responses, and producing a technical fit assessment of each vendor.</li></ul>ROLE RESPONSIBILITIES<ul><li>Domain Expertise – Data &amp; AI:</li><li>Establish and enforce enterprise-wide AI standards, governance frameworks, and guardrails to ensure responsible, ethical, and compliant development and deployment of AI solutions across the organization.</li><li>Design and architect a centralized AI platform that supports scalable model development, deployment, monitoring, and lifecycle management for commercial, clinical, and operational use cases.</li><li>Lead the integration of AI/ML solutions into business workflows, ensuring alignment with standardized processes, regulatory requirements, and enterprise architecture principles.</li><li>Develop and maintain architecture roadmaps for data and AI capabilities, aligning technology investments with evolving business models and strategic priorities.</li><li>Drive the adoption of cloud-based data and AI platforms, enabling secure, compliant, and interoperable data pipelines and analytics across business units.</li><li>Establish and oversee data governance frameworks—including master data management, data lineage, and metadata standards—to support high-quality, compliant data for AI and analytics.</li><li>Lead the evaluation and implementation of emerging AI technologies (e.g., generative AI, federated learning, synthetic data) to accelerate digital transformation and maintain competitive advantage.</li><li>Collaborate with cross-functional teams to embed AI-driven decision support into commercial, clinical, and operational workflows, enhancing business agility and innovation.</li><li>Mentor and guide data engineers, data scientists, and business analysts, fostering a culture of innovation, continuous learning, and best practices in data and AI architecture.</li><li>Service Delivery:</li><li>Dedicated to meeting the expectations and requirements of internal and external customers; gets first-hand customer information and uses it for improvements in products and services; acts with customers in mind; establishes and maintains effective relationships with customers and gains their trust and respect.</li><li>Understands customers’ operational needs and leads strategic direction in both technical and business context.</li><li>Translate complex business requirements into actionable plans while getting to the root of those requirements and completely understanding the space which you’ll be operating under. You will be responsible for both understanding the business context and providing alternatives to the business plan in addition to translating those to technical blueprints.</li><li>Anticipates internal/external business and GCP compliance issues before they arise, and engage the proper colleagues in the organization to fully document the landscape and provide mitigation strategy and business continuity.</li><li>Strategy &amp; Planning:</li><li>Uses innovative business thinking to challenge the status quo and drive identification, quantification, and proposal of business solutions.</li><li>Creates and Leads Enterprise Architecture Initiatives to stay ahead of the technological curve – identifying technologies and solutions before they are implemented.</li><li>Creates actionable plans at the enterprise level to simplify technology systems at every level of the ecosystem.</li><li>Architecture</li><li>Understand and develop business drivers and business capabilities (future and current state) and determine corresponding enterprise system designs and change requirements to drive business outcomes.</li><li>Accountable for the formulation of solution implementation approach, building consensus on approach, and providing technical execution oversight of such solutions.</li><li>Knowledgeable about the many different constraints in the healthcare industry. Can educate others on these constraints and provide expert guidance.</li><li>Understands modern cloud architecture best practices and is well-versed in Amazon Web Services-based and Azure&nbsp; architecture.</li><li>Accountable for maintaining technology profiles, influencing, and enforcing technology standards across the enterprise for the best outcome for all of the organization.</li><li>Communication:</li><li>Is recognized internally and externally as a thought leader and applies this to influence the strategic direction of a Global Business Unit/Global Operating Unit or Division</li><li>Develops and sustains constructive partnerships between business and technical stakeholders to ensure success of programs and products, over the lifecycle of those initiatives. Is a primary decision maker for technical fit.</li><li>Adept at stakeholder management, with the ability to build and maintain strong relationships across all levels of the organization</li><li>Ensures effective, accurate and timely communication across the portfolio; prepares and delivers regular updates on project status, both in written and presentation format, to sponsors, business leaders and stakeholder groups.</li><li>Innovation and Risk Taking</li><li>Creates an environment where innovation is standard, taking appropriate risks to advance innovative processes.</li><li>Is knowledgeable about technical and business constraints to produce the best solution.</li><li>Works with other stakeholders to remove roadblocks while ensuring compliance controls are met.</li><li>Financial Management:</li><li>Effectively manages team budget resources in alignment with product / program needs.</li><li>Understands the funding model and is actively engaged in financial planning for projects and products.</li><li>Co-develops business plans for strategic initiatives and for EA organized efforts.</li><li>Matrixed Team Effectiveness:</li><li>Is highly skilled in a variety of formal presentation settings; one-on-one, small and large groups, with peers, and senior management; is effective both inside and outside the organization; commands attention and can manage group process during the presentation; can change tactics midstream when something isn't working.</li><li>Utilizes negotiation, facilitation, meeting management and conflict resolution skills to enhance cross-functional team performance.</li><li>Arbitrates disagreements among solution stakeholders and makes business decisions/proposals where needed.</li><li>Understands and communicates team roles/responsibilities and ensures all team members have access to project information necessary to be successful.</li><li>Solicits and evaluates vendor proposals to augment internal expertise in service delivery.</li></ul>BASIC QUALIFICATIONS<ul><li>Bachelor’s Degree / Master’s degree from accredited institution</li><li>12+ years of experience in AI &amp; Data Technology.</li><li>Deep Technical Knowledge of AI &amp; Data programs, technical designs &amp; patterns in a High Tech and/or Pharma domain.</li><li>Strong interpersonal and Leadership skills where you are not a direct manager</li><li>Strong diplomacy skills; able to navigate a difficult political environment.</li><li>An “execution mindset” focused on getting things done quickly and simply.</li></ul>PREFERRED QUALIFICATIONS<ul><li>10+ years of experience in AI &amp; Data with proven track record of delivering digital projects</li><li>5+ years of experience working with systems that ensure&nbsp; Pharma processes that fully comply with Industry regulations and quality standards (FDA, GxP).</li><li>5+ years of experience leading the design and architecture of AI &amp; Data solutions to optimize performance across procurement, manufacturing, logistics, and planning.</li><li>Experience with data driven insights to inform decision making and AI-driven technology programs.</li></ul>&nbsp; Candidate demonstrates a breadth of diverse leadership experiences and capabilities including: the ability to influence and collaborate with peers, develop and coach others, oversee and guide the work of other colleagues to achieve meaningful outcomes and create business impact.NON-STANDARD WORK SCHEDULE, TRAVEL OR ENVIRONMENT REQUIREMENTSPfizer Digital is a 7x24x365 global endeavor.&nbsp;&nbsp;This role may require physical or virtual participation on a weekend, holiday, or after normal business hours.

Senior Director, Enterprise Architecture – AI & Data 4948985

Our Client is seeking a visionary Senior Java Developer to serve as the Technical Lead and Architectural Owner for their mission-critical C4I system backend server. The ideal candidate will possess deep expertise in Java 11+, Spring Boot, and Microservices architecture, coupled with a proven track record in designing resilient, high-volume, low- latency systems. This role is responsible for governing the security, scalability, performance, and data integrity across the entire server ecosystem, including complex spatial and real-time data integration.Key Responsibilities: • System Architecture &amp; Resilience: Architect and lead the implementation of a scalable microservices architecture using Spring Boot, ensuring high availability and fault-tolerance. • Data Architecture &amp; Governance: Own the design and optimization of the core data layers, including developing strategies for MongoDB sharding and replication for high volume data, and defining the caching strategy using Java cache or Redis. • Multi-Protocol Integration Design: Define and govern the secure implementation of all client-server communication protocols, including high- throughput, low-latency communication via WebSocket and secure RESTful API contracts. • Security Strategy &amp; Data Integrity: Design and enforce comprehensive security measures using Spring Security, including defining policies for OAuth2/JWT access control, API security hardening, and mandating data integrity controls (e.g., audit trails, strong validation rules) for mission-critical data. • Complex External Integration: Architect and oversee the integration with critical external systems and specialized services (e.g., GeoServer integration via PostGIS), ensuring data synchronization, format translation, and system reliability across boundaries. • CI/CD and Deployment Governance: Own the operational adherence to Continuous Integration/Continuous Deployment (CI/CD) practices. This includes ensuring deployment automation, defining infrastructure-as-code requirements, and maintaining the stability and security of the production environment. • Technical Leadership &amp; Mentorship: Provide high-level technical guidance, mentor mid-level engineers in core Java concepts (concurrency, multi-threading), and enforce rigorous coding and design standards across the team.Qualifications: • Experience: Minimum of 5+ years of commercial experience in Java development, with 3+ years leading complex Spring Boot/Microservices projects. • Core Technology Mastery: Expert proficiency in Java 11+, Spring Boot, and designing scalable enterprise-level applications. • Data Expertise: Deep experience designing, optimizing, and maintaining MongoDB and utilizing Redis for caching, message brokering, and high-performance throughput. • Security &amp; Architecture: Proven ability to architect secure systems, experience with Spring Security, JWT/OAuth2, and a solid understanding of distributed transaction management. • Concurrency: Strong knowledge of multi-threading and concurrency concepts in Java. • Soft Skills: Exceptional communication, leadership, and architectural problem-solving skills with the ability to define technical solutions from ambiguous requirements.Benefits PackageThey are committed to investing in the well-being, professional growth, and overall satisfaction of their team members. As part of their benefits package, they offer:• Performance Bonus: Receive a performance-based bonus calculated as a percentage of your annual salary, rewarding your contributions and success. • Private Health Insurance: Comprehensive private health insurance coverage to safeguard your health and peace of mind. • Learning &amp; Development Budget: Access a dedicated budget for online courses, certifications, and professional development programs to support your continuous learning journey. • Vouchers &amp; Discounts: Enjoy vouchers for essential goods, services, and recreational activities to enhance your lifestyle. • Multifaceted Knowledge &amp; Internal Training: Take part in internal training programs designed to provide a holistic understanding of their business and industry. They emphasize cross-functional learning to empower you with diverse skills and knowledge.

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graduate program data science & analytics - greece

Nexi Greece

graduate program it & technology - greece

Nexi Greece

senior director, enterprise architecture – ai & data 4948985

Pfizer Hellas

senior java/spring boot lead engineer (backend architect)

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