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September 18, 2026

Senior Java Developer

Senior • On-site

130 - 150 PLN/yr

Warsaw, Poland

Quick Facts

  • Role: Senior Java Developer

Description

Design, develop, and maintain Java-based applications and services, and enhance solutions built on a microservices architecture. Collaborate with Agile teams, work with stakeholders to deliver technical solutions, and troubleshoot and optimize existing applications for performance, maintainability, and code quality.

Responsibilities

  • Design, develop, and maintain Java-based applications and services
  • Build and enhance solutions based on microservices architecture
  • Collaborate with team members within an Agile Release Train (ART) and cross-functional Agile teams
  • Work with internal and external stakeholders to understand requirements and deliver technical solutions
  • Troubleshoot and resolve issues in existing applications
  • Optimize application performance, maintainability, and code quality
  • Participate in continuous integration and delivery processes
  • Create and maintain technical documentation for implemented solutions

Requirements

  • Minimum 5 years of professional experience in Java software development
  • Strong hands-on experience with Java 8+, Spring Framework, and Spring Boot
  • Practical knowledge of microservices architecture and clean code principles
  • Experience with SQL and relational databases
  • Good understanding of REST API design and development
  • Practical experience with CI/CD tools such as Jenkins and Bitbucket
  • Understanding of continuous integration and modern software development practices
  • Experience working in Agile/Scrum/SAFe environments
  • Fluency in English (written and spoken)

Benefits

  • Private medical care
  • Co-financing for the sports card
  • Constant support of a dedicated consultant
  • Employee referral program

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