You will join a large-scale digital modernization program focused on building a mission-critical, cloud-native web platform. The environment is complex, long-running, and highly regulated, with strong requirements around scalability, maintainability, accessibility, and performance.
As a Senior Front-End Engineer (Angular), you take ownership of the front-end architecture and implementation of large-scale web applications. You design and build modern, maintainable single-page applications, integrate them with API-driven back ends, and contribute to a consistent, high-quality user experience.
What You'll Do
* Design and develop complex front-end applications using Angular (2+)
* Build and maintain single-page applications (SPAs) and large web portals
* Define and implement front-end architecture patterns aligned with cloud-native principles
* Integrate and consume REST APIs and manage client-side state and data flows
* Contribute to and evolve design system component libraries
* Ensure code quality, performance, accessibility, and cross-browser compatibility
* Integrate front-end builds and tests into CI/CD pipelines
* Actively participate in agile ceremonies (planning, refinement, reviews, retrospectives)
* Collaborate closely with UX/UI designers, providing feedback on feasibility and optimizations
* Proactively propose technical improvements and architectural refinements
What are we looking for?
* 10+ years
of hands-on experience in front-end application development
* Strong expertise in
Angular (2+)
, used in production for complex applications
* Proven experience building
large-scale web portals or enterprise web applications
* Single-page application (SPA)
development experience
* Experience integrating and consuming
RESTful APIs
from the front end
* Experience designing
front-end architecture
for scalable applications
* Experience working in
cloud-native environments
* Experience contributing to or maintaining
design systems or shared UI component libraries
* Experience working in
large, mature agile delivery teams
* Fluent in English
and
fluent in Dutch OR French
Nice-to-Have Experience
* Java back-end experience, including Java SE 10+
* Experience with CI/CD pipelines (preferably Azure DevOps)
* Event-Driven or Behavior-Driven Development
* Domain-Driven Design concepts
* Familiarity with reusable building blocks in large public-sector platforms
What do we offer?
Contract
: Full-time, freelance or permanent
Duration
: 01/04/2026 – 31/03/2027
Location
: Brussels
Work mode
: Hybrid (minimum 3 days on-site per week)