Senior Java Software Engineer
Confirmed on the employer's own hiring board on Nov 14, 2026. First seen by Alion on Nov 10, 2026. Grant Thornton Greece scores B on the Alion truth index.
Who we Are
At Grant Thornton Greece, we’re not just part of a global network of 80,000 professionals across 156 countries. We’re independent thinkers who prioritize quality, inclusion, and integrity to create a better, more personal experience for our clients and our team. Our mission? To deliver expertise in a way that goes beyond - Personal, Proactive, and Agile.
We don’t predict the future here-we shape it.
Milestones WE are Proud of
Great Place to Work certified for four years running!
Best Workplaces Hellas for 2025 & 2026!
Best Workplaces for Women for four consecutive years!
⭐Best Workplace in Professional Services & Consulting for 2025 & 2026!
Proud members of the Diversity Charter Greece and certified with the SHARE Equality Label
Flexible way of Working (Hybrid)
Coaching & Counseling from Senior Professionals
The role in detail
We are looking for a Senior Java Engineer with strong hands-on expertise in Java and Spring Boot to design, develop, and maintain scalable, cloud-native applications. You will collaborate with Software Engineers, Solutions Architects, and cross-functional teams, contributing to technical design, code quality, and engineering best practices. The role also offers exposure to AI-enabled solutions (LLMs, RAG, integrations) and opportunities to grow toward Technical Lead or Software Architect positions.
The key responsibilities of this role will include:
Technical Ownership & Delivery
Own end-to-end technical delivery of a project or feature
Coordinate implementation across teams (FE, BE, AI)
Ensure integration and delivery quality
Solution Design & Architecture
Design and implement microservices-based architectures using Spring Boot
Contribute to event-driven systems and integrations (Kafka, messaging, APIs)
Define and review data models across relational (Postgres, MySQL) and NoSQL databases
Collaborate with Architects to align with target architecture and best practices
AI-enabled Systems
Support integration of AI/ML components
Work with LLM-based systems (RAG, APIs)
Collaborate with AI specialists
Collaboration & Communication
Act as main technical contact within project
Participate in client discussions
Communicate risks and decisions clearly
Leadership & Mentoring
Guide junior and mid-level engineers
Lead code reviews and design discussions
To be successful at this role you need the following (hard and soft skills):
5-8 years of experience in Software engineering (Java ecosystem)
Strong hands-on experience with Spring/Spring Boot, Microservices architecture and REST APIs
Solid understanding of Relational databases (Postgres, MySQL)
Experience with Event-driven architectures and messaging systems (e.g., Kafka, RabbitMQ)
Familiarity with Cloud environments (Azure preferred), Docker and Kubernetes
Strong problem-solving skills and ownership mindset
Demonstrated ability to take ownership of features or projects
Strong communication skills (team and stakeholder level)
Ability to coordinate across multiple teams
Proactive attitude, identify problems and drive solutions
What’s in it for You?
At Grant Thornton Greece, we believe that great work deserves great rewards! Here’s what you can look forward to:
Diverse and inclusive workplace
Friendly, Dynamic Working environment
Competitive Salary & Bonus
Insurance Program for all GT members
Fully funded Training & Professional Qualifications
Extra Days-off: August Freedays, Volunteering Days
Corporate Sports Teams (e.g., Running, Basketball, Volleyball)
Exclusive Discounts: Special offers and discounts for employees
Company Car (depending on job level)
Ready to Go Beyond?
If you're imagining a career that’s anything but ordinary, then Grant Thornton Greece is the place for you! We don’t just do business as usual-we go beyond. Ready to take that leap?
Simply upload your up-to-date CV, hit "apply", and we’ll handle the rest!
We are Grant Thornton. We go beyond business as usual, so you can too.
#WelcomeToMore #GoBeyondWithUs