Rhox

Ontwikkelaar GIS Systemen (Senior)

Closes on 07/10/2026
Brussels
Hybrid
Starts on 15/10/2026
Remuneration: 3.900 - 4.950 EUR/mo gross+ extralegal advantages ·Freelance also possible

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We're looking for a senior GIS developer to complete a GIS migration and improve an FME environment. You'll work with FME Form and FME Flow, combining technical delivery with coaching and training.

What you'll do

  • Migrate FME workspaces and FME Flow processes to the target architecture.
  • Optimise FME workflows for performance, maintainability, reuse and reliability.
  • Improve automation, monitoring, logging and management of FME Flow processes.
  • Integrate GIS platforms with databases and .
  • Lead technical analyses and recommend future GIS and data integration improvements.
  • Coach GIS colleagues and deliver FME training and workshops.

What you bring

  • At least 10 years' GIS experience, including five years developing GIS systems.
  • Deep expertise in FME Form and FME Flow.
  • Knowledge of ETL processes.
  • Experience with geocoding, vector and raster graphics formats, rescaling and manipulating data.
  • Ability to write queries for the relevant database environment.
  • Experience coaching and training GIS staff.
  • Strong communication skills to facilitate technical discussions and guide stakeholders through change.
  • FME Certified Professional certification.
  • FME Certified Trainer certification.
  • FME Server Certified Professional Flow certification.
  • (C2).

Nice to have

  • Proficiency in coding, testing and debugging.
  • development experience, with the ability to take a leading role.
  • Knowledge of .
  • Knowledge of the Flemish GIS context.
  • Experience designing and managing automated data flows and GIS integrations.
  • Experience with technical documentation, standards, guidelines and work instructions.

Good to know

  • Part-time workload (50%).

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.