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September 16, 2026

Senior Full-Stack Java Developer

Senior • On-site

Warsaw, Poland

Quick Facts

  • Role: Senior Full-Stack Java Developer (Java)
  • Focus: Insurance claims support systems in a microservices environment
  • Work style: Hybrid (Warsaw), 1x per week in the office
  • Engagement: Long-term

Description

Design, develop, and maintain systems supporting the insurance claims process in a modern, large-scale microservices environment. Build high-quality software using modern automation and AI tools. Work across microservices and monolithic components to deliver effective software for business operations.

Responsibilities

  • Build and develop systems in microservices and monolith architectures supporting claims reporting and handling processes
  • Design, implement, and maintain APIs and integrations between systems
  • Participate in system design and in implementing functional and non-functional requirements
  • Improve business processes by delivering effective IT solutions
  • Ensure high software quality through development of automated tests and following engineering best practices
  • Use AI tools actively in the software development process
  • Perform and participate in code reviews using modern tools
  • Participate in Scrum events within a multidisciplinary Agile team
  • Co-create standards for software development and the use of AI
  • Collaborate daily with the team focused on knowledge sharing and delivering high-quality solutions

Requirements

  • Very good Java knowledge (minimum 7 years of commercial experience)
  • Very good knowledge of Spring Boot, Spring Framework, Hibernate/JPA
  • Very good knowledge of Apache Kafka
  • Very good knowledge of SQL
  • Knowledge of Angular
  • Experience designing and developing microservices
  • Experience designing and implementing REST APIs
  • Experience creating unit and integration tests
  • Ability to use AI tools supporting the software development process

Benefits

  • Long-term cooperation
  • Hybrid work: Warsaw, 1x per week from the office

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