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Java Software Engineer / 1

Inetum Polska

Warsaw, Masovian Voivodeship, Poland full-time July 09, 2026

Opportunity Description

Job Description

For one of our clients in the telecommunications industry we are looking for JVM Software Engineer.

The new joiner will be part of a team focused on modernizing and streamlining legacy Java applications.

Key responsibilities include:

  • Drive modernization – migrate Java applications from Wildfly to Spring Boot, removing legacy components like EJBs and JMS while simplifying the architecture.
  • Standardize APIs – create and evolve OpenAPI specifications, driving contract-first development and clean service design.
  • Integrate seamlessly – connect systems and processes through Kafka to enable reliable, event-driven communication.
  • Guarantee quality – develop robust integration and regression tests to ensure full functional parity after migration.
  • Build for the cloud – define Kubernetes environment, access controls, and deployment strategies aligned with platform standards.
  • Automate delivery – design and re...
full-time Computer Occupations

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