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Code.Hub is a leading Tech Recruitment, Learning & Development, Extended Team and Project Delivery partner in Greece. Since 2017, Code.Hub has been helping organizations build and scale high-performing technology teams, while supporting Software Engineers in developing their skills and growing their careers.
With expertise across modern technologies and digital transformation projects, Code.Hub collaborates with leading organizations in FinTech, Banking, Insurance, Gaming, Telecommunications and Consulting, providing services and solutions in technology, consulting, software delivery and operations.
Code.Hub has built one of the strongest tech ecosystems in Greece, managing large-scale technology projects and supporting companies through specialized recruitment and upskilling solutions. In 2026, Code.Hub was certified as a Great Place to Work®, while also receiving HR Awards distinctions for Talent Management, Recruitment Strategy, Mentoring and Learning & Development initiatives, highlighting the company’s strong investment in people growth, innovation and employee experience.
Our client is an innovative technology company operating in the maritime sector, delivering advanced data-driven solutions that optimize vessel performance and operational efficiency on a global scale.
Their core platforms focus on:
- Collecting and processing real-time data from vessels
- Optimizing routing and speed for cost and performance efficiency
- Providing advanced analytics for voyage decision-making
About the role
We are looking for a Senior Java Engineer to join a team working on a highly complex data analytics platform, contributing to the processing and analysis of large-scale maritime data.
You will be part of a cross-functional team (Backend, Frontend, QA, ML), collaborating closely to deliver scalable and high-impact solutions.
Responsibilities
- Design and develop backend services for a complex, data-intensive system
- Contribute to architectural decisions and system design
- Collaborate with QA, ML, and Product teams to ensure smooth delivery
- Participate in key ceremonies and support end-to-end delivery processes
- Maintain and improve performance, scalability, and reliability of services
- Follow established Git workflows and engineering best practices
Requirements
- Strong experience with Java & Spring Boot
- Solid knowledge of SQL & Relational Databases (PostgreSQL)
- Experience with Redis (caching mechanisms)
- Hands-on experience with message brokers (RabbitMQ)
- Familiarity with Kafka (considered a plus)
- Experience with Kubernetes clusters (event-driven scaling)
- Experience working in monorepo environments with multiple deployments
- Strong understanding of unit testing practices (release-based)
Let’s talk about us
- Hybrid working model
- A competitive salary
- Signing Bonus
- Brand new equipment
- Exciting & friendly work environment
- Career & competencies’ development
- Continuous learning & development experience based on infinity model through Code.Hub’s Code.Learn
- L&D plan for your career improvement
- A truly open, inclusive, and competitive-free environment to grow your skills and have fun!
- Internal competitions & rewards
Let’s talk about Code.Hub-ers
- Free pass to all Code.Learn activities
- Training & Tech Mentor for your induction
- Sponsorship of a Bachelor’s and/or Master’s Degree from Athens Tech College
- Private Health Insurance
- Performance planning every six months and two-year promotion cycles
- Free lunch/snack every day & Cocktail Fridays @ our offices
- Referral Bonus
- Signing Bonus
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