Senior Full-Stack Engineer

Altia is seeking a Senior Full-stack Software Engineer (Java) to join an international project in Belgium. You will shape scalable web applications with a focus on Drupal, API integration, data visualisation, and secure services.We value senior frontend/backend experience, API design, and strong knowledge of Drupal, OpenAPI, and modern web technologies....

Act Digital in Belgium is looking for a Senior Full-stack Software Engineer to drive front-end and back-end development for a leading European institution. You will design architectures, implement core features, and ensure security and performance across the stack.You will collaborate with cross-functional teams, leverage AWS, Docker/Kubernetes, and CI/CD,...

Altia, based in Belgium, is seeking a Senior Full-stack Software Engineer to join our international team and contribute to a major European regulatory project focused on energy consumption and CO₂ emissions for heavy-duty vehicles.You will design and build front-end and back-end components using .NET, Angular and React, and help integrate APIs, implement...

Altia in Belgium is looking for a Senior Full-stack Software Engineer to join an international team delivering scalable information systems for a major European organisation in the agricultural sector.You will contribute to the design and development of full-stack applications, working with Java, Spring and Angular, and participating in API integration,...

Joining KEYES means giving purpose to your talent. Are you looking for an environment where technology is not an end in itself, but a lever to build a sustainable future? At KEYES, we are not just looking for technical expertise; we are looking for people who share our values. Do you want to continue your career and grow within one of Belgium’s leading IT...

Act Digital is looking for a Senior Full-stack Software Engineer for a leading European institution.TASKS :Development of front-end website architecture.Design of user interactions on web pages.Development of back-end website applications.Implement core business logic.Apply data and security best practices: input validation, authentication/authorization,...

KEYES, a leading Belgian IT company, seeks a Senior Full-stack Software Engineer to join a major EU Institution project in Brussels. The role requires extensive JS/JEE experience to maintain and evolve core financial and operational systems.You will visit the Brussels site up to two times per week and collaborate across multicultural teams on international...

Act Digital is seeking a Senior Full-stack Software Engineer for a leading European institution in Brussels. You will design frontend architecture, implement backend services, and ensure secure, scalable solutions across the stack.Responsibilities include developing APIs, integrating cloud deployments via CI/CD, and writing documentation. Fluency in English...

Asenium Consulting is seeking a Senior Full-stack Developer to contribute to enterprise digital banking solutions across web and mobile channels. You will translate requirements into high-quality, maintainable code—designing, building, and maintaining Java/Spring backend services and React frontends.You will collaborate with cross-functional teams to...