Frontend Developer
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Level: Senior · Languages:English required; French a plus
Location: 50% Brussels 110 days per year
The Role
You will work as part of a development team, contributing your front-end expertiseto build the interfaces of our solutions.
Our solutions run mainly on Azure, deployedthrough Azure DevOpspipelines. Our currentstack is React and TypeScript, with Angularin parts of the estate.AI-assisted development is part of how we work. We value demonstrated experience over familiarity with the concepts.
What You'llDo
- Design and build web applications with clean componentarchitecture and state management.
- Build interfaces that stay clear and usable with complex data.
- Integrate with backend APIs and agree contracts with backend developers.
- Refine requirements with the Product Owner and functional experts, and assess technical feasibility.
- Apply software engineering best practices: clean code, automatedtesting, continuous integration and deployment.
- Measure and improve accessibility and performance.
- Take part in design and code reviews.
What We're Looking For
- 5+ years building production web applications with React and TypeScript.
- You design and buildinterfaces that are clear, consistent and easy to use, even for applications with complex data.
- Experience with several approaches to state management and rendering, and the judgementto choose between them.
- Experience consumingREST APIs and handling authentication (OAuth2 / OIDC).
- Solid delivery practice: automated testing, quality gates,DevSecOps.
- Experience in SAFe/Agile teams.
- A proactive mindsetto review requirements, challenge assumptions when necessary, and raise concerns regarding feasibility or clarity.
- Experience with AI-assisted development, including handling the problems it introduces.
Nice to have:
Angular, real-time UI (WebSockets, SSE), design systems.
What We Offer
- Work that matters to European aviation.
- Modern engineering practice and the toolingto support it, including AI assistants.
Pre-Employment & Onboarding Requirements
- Professional reference checks are mandatory before onboarding.
- A non-criminal record check may be required as part of the onboarding process.
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