Full-Stack Software Engineer

Location:

Diegem , Belgium Final date to receive applications: 30 January 2026 Reference number: 0410

Are you looking for a new opportunity to take your career to a higher orbit? To join an international group with a successful track record in Space Engineering? A job adapted to your career ambitions and in which you could have an impact for the years to come?

We are looking for a Full-Stack Software Engineer to work at Starion’s premises in Diegem, Belgium.

The scope of work will include:

• Designing, developing, and maintaining both front-end (React) and back-end components for a cutting-edge European crisis management platform (ESA Civil Security from Space program).
• Building and documenting robust, scalable APIs (i.e. REST, Graph
  
  QL), integrating both relational and No
  
  SQL databases.
• Ensuring production-grade code quality, security, and performance for all deliverables.
• Implementing advanced front-end architectures using React with Type Script, state management (e.g., Redux or Context API), component modularization, responsive/adaptive layouts and websockets.
• Integrating and operating in a Dev Ops environment: containerization (Docker), CI/CD pipelines (Jenkins), cloud deployment (Azure preferred).
• Writing and maintaining unit, integration, and end-to-end tests for both backend and frontend (e.g., Jest, Testing Library, Cypress).
• Collaborating in code reviews, actively share knowledge, and enforce clean code, maintainability, and tech debt management.
• Quickly diagnosing and troubleshooting complex problems across the stack; proactively suggest and implement refactoring or enhancements.
• Providing critical analysis of programming practices to improve software quality and team efficiency.

The following skills and experience are mandatory:

• Bachelor’s Degree or Master’s Degree in Computer Engineering, Software engineering, Computer science, informatics or Similar.
• At least 2-3 years in a professional environment as Full stack, front end or Software developer/Engineer.
• Familiarity with exchange protocols (e.g. REST JSON, Web Sockets) and ability to work with a provided Interface Control Document.
• Good understanding of UI/UX principles, responsive design, and modern front-end development best practices.
• Familiar with Windows, Linux and containerized deployments (e.g. Docker).
• Postgresql and No
  
  SQL databases.
• Experience with back-end technologies including message brokers (Rabbit
  
  MQ, AMQP), geospatial servers is a plus (Geo Server, WFS, WMS), web servers and proxies (Nginx), authentication and identity management (Keycloak), and observability tools (Open Telemetry, Zipkin) in cloud and containerized environments.
• Experience in Git, Jira, Bit Bucket and working within SCRUM/Agile environments.
• Desire to work both autonomously and as part of a team, in an international multicultural environment.
• Solution oriented mindset, with a customer focused communication skill.
• Fluent in English, both written and spoken.

The following skills and experience would be highly desirable:

• Understanding of real-time data (Web Sockets, Signal
  
  R, event-driven patterns) or experience with systems requiring notifications or high responsiveness.
• Familiarity with mapping, geospatial libraries (Leaflet, Mapbox, Open Layers) or handling sensor/resource/incident data.
• Familiarity with Python.
• Familiarity with AI/ML fundamentals or integration of pre-existing AI components is a plus.
• Solid grasp of UI/UX and accessibility standards (WCAG/ARIA) to ensure usability for a wide range of users, including those in crisis situations.
• Comfortable balancing rapid delivery with stability and technical debt control on critical projects.
• Understanding of emerging technologies (AI/ML, Sensor, EO imagery, etc.).
• Experience with crisis management software development or usage is highly valued.
• ECSS/MBSE experience is a plus.

• You will have the opportunity to work within leading space organisations across Europe.
• We encourage everyone to think outside the box and to push the boundaries of traditional knowledge. This role is an opportunity to join a forward-thinking company and allows for a deeper understanding of the…