Senior Java Software Engineer

Who are we We are a vibrant tech company that augments and empowers technical teams for both international and Greek clients. What sets us apart is our unique blend of coaching, continuous learning, and innovation, forming an ecosystem where professionals don’t just contribute, they grow. By joining Agile Actors , you don’t just work on cutting-edge solutions: You become part of diverse, dynamic teams where every step is a new career milestone. Our tech professionals augment teams that are global leaders in their domains, such as Austrian Post, Red Hat, Swissquote, and others. We are firm believers that work should be more than just a job: It should be a place where people thrive. That’s why we’re proud to be officially certified as a Great Place to Work 2026 , a recognition that reflects our commitment to creating an environment where talent , passion , and growth flourish. Our values Having a purpose Being adventurous Being Agile Respect and Empower Authenticity and Trust Evolving through our clients Who will succeed in this role We’re looking for tech professionals with purpose , curiosity , and passion , people who see challenges as opportunities and want their work to have real impact. If solving problems excites you and collaborating with others inspires you, you’ll feel right at home with us. At Agile Actors , being part of our team means being adventurous and agile , ready to embrace new ideas and adapt to dynamic environments. You’ll join one of our local teams in Athens, working with talented clients to deliver solutions that shape the future of technology. As you grow through projects with global leaders, you’ll be constantly evolving, while being supported in an environment built on trust , respect , and empowerment . A seasoned professional with deep technical expertise and a passion for driving excellence through continuous learning and mentorship. We are looking for a technical leader who can architect robust solutions, elevate team capabilities, and set the standard for efficient, maintainable, and secure software development. Core Qualifications Experience with Java development in complex, high‑scale environments Expert‑level proficiency with multiple Java frameworks (Spring Boot, Spring Cloud, Quarkus, etc.) and ORM frameworks (Hibernate, JPA, MyBatis) Exceptional RDBMS skills, including advanced schema design, performance optimization, query tuning, and managing large‑scale data migrations in production systems Proven track record of designing and implementing scalable REST and/or SOAP APIs with proper versioning and documentation Deep understanding of concurrency, threading models, and performance optimization in Java applications Strong expertise in distributed computing principles, including consistency models, fault tolerance, and scalability patterns Demonstrated ability to architect clean, maintainable, and secure code while establishing coding standards and mentoring team members Extensive experience deploying, monitoring, and maintaining production systems at scale with a focus on reliability and observability Track record of championing and implementing best practices in software engineering across teams Extras We Love Production experience with NoSQL databases and polyglot persistence strategies Strong background in automated testing strategies (unit, integration, contract, performance) and building CI/CD pipelines Hands‑on experience designing and implementing microservice architectures with service mesh patterns Proficiency with multiple JVM languages (Kotlin, Scala, Groovy) and ability to evaluate trade‑offs Experience with infrastructure as code, containerization (Docker, Kubernetes), and cloud‑native deployment patterns Solid understanding of frontend technologies and full‑stack development considerations Experience with APM tools, distributed tracing, and production debugging Compensation and Benefits Tailored Remuneration Package that recognizes your expertise with a competitive salary Private Health Care Insurance to ensure your physical well‑being Ticket Restaurant Card Psychological Support through a professional helpline for you and your family, with 5 free sessions included to promote mental well‑being Developmental Benefits Internal Coaching Program that empowers your growth, with experienced coaches supporting both technical and soft skills development Personal Development Plan tailored with your coach to align with your career aspirations 360° Continuous Feedback Model to keep your skills and performance aligned with your goals Unlimited Training & Learning resources to cover all aspects of your professional growth, including access to various online platforms such as Udemy, Coursera, and Pluralsight from day one Career Development Pathways that offer mentoring, leadership programs, and opportunities to enhance both technical and leadership skills Chapters (Internal Communities) for sharing knowledge, mentoring, and shaping technology’s future Diverse Customer Ecosystem that offers dynamic opportunities for career growth and development Onboarding Buddy to support and guide you from day one Working model Flexible Working conditions tailored to your assigned account Work‑Life Balance with a culture that promotes flexibility and sustainability By clicking "Apply" for this Job, you agree that you have read and accepted our terms relating to job applicants and that you provide your consent for the processing of your personal data for the purposes described therein. #J-18808-Ljbffr