Rhox

Software Developer Java Spring (Junior)

Closes on 29/09/2026
Brussels
Hybrid
Remuneration: 2.550 - 3.000 EUR/mo gross+ extralegal advantages ·Freelance also possible

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A public social protection organisation is updating its application landscape. As a junior Java developer, you will adapt existing Java applications to new standards, using Java 8 with a view towards Java 11.

The mission

You will bring existing applications into line with new technical standards and social security norms. The work covers applications built with Spring Boot, Spring, Hibernate and GWT, with data stored in DB2 and PostgreSQL.

Your responsibilities

  • Adapt existing Java applications to new technical standards.
  • Update components built with Spring Boot, Spring, Hibernate and GWT.
  • Work with data in DB2 and PostgreSQL.
  • Apply social security standards to application changes.

Your profile

Essential skills

  • Two years' experience developing Java applications.
  • Java 8 experience, with a view towards Java 11.
  • Spring 5.3.X and Spring Boot 2.7.X.
  • Hibernate 5.5.X and GWT 2.7.
  • Gradle 5.x.
  • DB2 and PostgreSQL.

Preferred skills

  • Experience in social security is an advantage.

Languages

  • French: B2.
  • Dutch: B1.
  • English: B1.

What's next?

The people who do well here are the ones who saw themselves in this description. Not because they match every line, but because the mission felt right for them.

We are actively hiring for this position. Applications are reviewed by our team, and matching profiles receive a call to discuss the role in detail.

It takes under a minute to apply. Your email, your CV. That is all we need to start the conversation.