Rhox

Mendix Modernisering Legacy Applicatie

Closes on 21/10/2026
Brussels
Hybrid, 60% on site
Starts on 01/12/2026
Remuneration: 3.700 - 4.700 EUR/mo gross+ extralegal advantages ·Freelance also possible

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We're looking for a senior Mendix developer to modernise an Adobe ColdFusion application on a low-code platform using AI-assisted development. You'll use automated migration techniques to rebuild case management, data processing and reporting while preserving and reusing existing business logic.

What you'll do

  • Analyse existing source code, business logic and application structures.
  • Develop .
  • Adapt and extend AI-generated components.
  • Build screens, microflows and integrations.
  • Perform .
  • Deliver migration phases that can be used independently.

What you bring

  • Senior experience with Mendix development and complex business processes.
  • Experience with AI-assisted development and Agile/Scrum.
  • Mendix Intermediate Advanced Developer certification or higher, or equivalent experience.
  • Knowledge of and access to AI, code analysis or model-driven migration solutions proven on completed or ongoing projects.
  • (B2).
  • (B2).
  • (B2).

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.