ELEKS Software Engineering & Development Office is looking for a Senior Software Developer (Java) in Ukraine, Poland, and Croatia.
ABOUT PROJECT
Our client is an international product company that builds enterprise‑grade software solutions for professional services organizations such as legal firms, accounting companies, investment banks, and consulting enterprises.
We are contributing to the development of an advanced time management and tracking platform used across the legal and financial industries. The system includes desktop, mobile, and web applications and supports thousands of users worldwide. Its purpose is to ensure accurate time capture, optimize internal workflows, enhance billing efficiency, and reduce operational overhead in partner‑led organizations.
The product ecosystem is mature, scalable, and mission‑critical, and it continues to evolve. You will join a cross‑functional team focused on improving time‑tracking accuracy, performance, reporting, and user experience.
REQUIREMENTS
5+ years of hands‑on experience with Java 11+
Strong experience with Spring Boot
Solid knowledge of PostgreSQL (complex queries, performance, schemas)Experience with implementing Security layer for a product
Experience with RESTful API design and backend system development
Good understanding of distributed systems, microservices concepts, or modular architectures
Ability to write clean, maintainable, production‑ready code
Experience with debugging, profiling, and solving performance issues
Excellent English communication skills (spoken & written)
Strong presentation skills and ability to articulate technical solutions
Logical thinking and situational problem‑solving
Initiative, autonomy, and willingness to grow
Creative mindset and adaptability in unfamiliar scenarios
Maturity and reliability in a partner‑led environment
Ability to collaborate closely with PM, Designers, QAs, and other developers
NICE TO HAVE
Experience in enterprise environments (legal, finance, or time‑tracking domain)
Experience with front‑end technologies (not required; backend is the focus)
Experience with Cloud environments
RESPONSIBILITIES
Develop backend functionality for the enterprise time‑tracking platform
Implement new features, enhancements, and integrations
Optimize data processing, API performance, and backend logic
Participate in refinement, planning, and technical discussions
Collaborate with PM, Designers, QAs, and senior developers
Investigate and troubleshoot production issues when needed
Ensure code quality following engineering best practices
Contribute to architectural decisions and propose improvements
ELEKS is a custom software development company. We deliver value to our clients, thanks to our expertise and experience gained from working as a software innovation partner since 1991.
Our 2000+ professionals located in the Delivery Centers across Eastern Europe and sales offices in Europe and North America, provide our clients with a full range of software engineering services. These include product development, QA, R&D, design, technology consulting and dedicated teams.
