New offer - be the first one to apply!

May 26, 2026

Senior Java Developer

Senior • Hybrid

155 - 165 PLN

Warsaw, Poland

Responsibilities:

  • Design, develop, and maintain Java-based applications supporting taxation, account management, and investment processing

  • Lead and execute application upgrades to Java 17+ and Spring Boot 3.x baseline

  • Build and maintain calculation engines aligned with tax regulations across multiple countries

  • Develop solutions supporting complex business processes, including integrations with tax authorities and generation of customer-facing reports

  • Participate in the full software development lifecycle (SDLC), including: requirements analysis, design, development, testing and deployment

  • Collaborate with financial analysts and business stakeholders to translate requirements into technical solutions

Requirements:

  • Experience with Java and Spring Boot upgrades, including migration projects

  • Strong knowledge of: Java (preferably Java 21) and Spring Boot

  • Experience with relational databases and SQL (e.g. PostgreSQL)

  • Experience working with messaging technologies (e.g. JMS, MQ)

  • Strong proficiency in Java frameworks (e.g. Spring, Hibernate)

  • Experience working with API specifications such as OpenAPI and AsyncAPI

  • Familiarity with version control systems (Git) and CI/CD pipelines

  • Understanding of object‑oriented programming principles and software design patterns

Offer:

  • Private medical care

  • Co-financing for the sports card

  • Constant support of dedicated consultant

  • Employee referral program