developer frontend

Keystone Solutions in Brussels is seeking an experienced IT Full-stack Developer to join client projects on-site. You will contribute both backend (Java/Spring) and frontend (React) work, delivering high-quality, scalable applications. The role requires 6+ years of experience, strong software craftsmanship, and expertise in APIs, CI/CD, and testing. A...

pKeystone Solutions seeks experienced Java/Angular Developers for a consultancy mission on-site at a client site in Brussels. You will contribute to the digital transformation initiatives for theONE project, collaborating with functional analysts, testers and project stakeholders. /ppRole focuses on backend Java and frontend Angular work, with a strong...

ThoughtLabs Belgium seeks a Senior Angular Developer to own frontend architecture and UI development for a flagship EU Parliament project in Brussels. You will drive automated testing, collaborate with backend teams on Java/Spring Boot microservices, and ensure WCAG and security compliance for scalable web solutions.Ideal candidates have 8+ years’...

adesso Belgium is expanding its software engineering division and seeking senior Java developers. You will design and deliver full-stack software, including backend in Java/Spring Boot and frontend in Angular/React/Vue, while applying OpenAPI specs and modern CI/CD practices. You will work in an Agile team, bridging architecture, code reviews, and...

LGA IT in Leuven, Belgium, is seeking a passionate Fullstack Developer (Node/React) to join a modern, event-driven microservices environment. You’ll work across frontend, backend, and DevOps layers, contributing to Kafka-based streaming and cloud-native workflows with AWS, Docker, Kubernetes, Terraform, and Helm.We value a problem-solving mindset, clean...

Médiane Benelux is seeking a skilled .NET Angular & Mobile App Developer to join our .NET Center of Excellence. You will design, develop and maintain .NET Angular web and mobile applications, integrating them with other tools and platforms, and ensure alignment with Scrum processes.You will work with project managers, developers and analysts in a...

VARY recherche un Développeur Senior expérimenté pour rejoindre une équipe d'environ 10 développeurs afin de renforcer les efforts de modernisation. Vous serez responsable du développement backend, frontend et de l'architecture de migration en utilisant .NET 10, SQL Server et Angular.Vous mentorerez les développeurs, contribuerez aux décisions...

Amaris Consulting is seeking a dynamic Fullstack Java/Angular Developer to join our Brussels team under the VIE program. You will work on banking, insurance, public, or energy projects, collaborating with cross‑functional teams in an Agile, international setting.You will design, develop, and deploy web applications using Java (Spring Boot) for backend and...

Outpost24 is seeking a skilled Full Stack Developer to join our Leuven-based development team. You will design, build, and maintain robust full-stack applications powering cyber security solutions, working across Angular frontend and Python backend services.We value collaboration, scalability, and architectural quality, with a hybrid work model that blends...

The Safe Group zoekt een full stack web application developer die systemen ontwerpt en beheert voor security- en ICT-projecten. Je werkt aan frontend en backend, beheert databases, API’s en CI/CD-pijplijnen.Je ontwikkelt veilige, schaalbare oplossingen die live draaien op locaties waar technologie cruciaal is. Je hebt ervaring met Go, PHP, HTML/CSS/JS/TS,...

act digital is seeking a Python/React Developer to support an internal AI platform used for communication between agents. You will work within an existing team to deliver robust software with strong development standards.You will contribute to AI agent creation, backend and frontend development, and integration of services with cloud and containerized...

Rate - Priced work - details given after application Our client is a primary supplier to several NATO frameworks. An exciting and impactful role has been released today for one of the organisations within NATO. Over the next week we will be reviewing profiles for submission on 12th May for review by NATO. Latest Start Date will be 1st June 2026. This role is...

pRhox is seeking a senior full-stack developer to build features across React frontends and Java/Spring backend services in a cloud-based environment. /ppYou will translate requirements into clean, maintainable code with cross-functional teammates, build APIs, connect data sources, and set up CI/CD pipelines. /ppA minimum of six years of experience, strong...

Church International Limited is seeking a Senior Full Stack Software Developer for a NATO project starting June 1, 2026. This remote position requires at least 8 years of experience in full stack development, including frontend frameworks like Vue.js and React, backend frameworks like Python and FastAPI, and experience with AI/LLM integration. The role...

Church International Limited is seeking a Senior Full Stack Software Developer for a NATO project starting June 1, 2026. This remote position requires at least 8 years of experience in full stack development, including frontend frameworks like Vue.js and React, backend frameworks like Python and FastAPI, and experience with AI/LLM integration. The role...

pTiTANS Belgique seeks a seasoned Full-stack Developer (Java - React) to join an Agile squad delivering enterprise digital solutions. You will work across frontend mobile components and backend cloud services, translating requirements into robust code and collaborating with cross-functional teams to ship features. /ppThe role requires at least 6 years of...

Church International Limited is seeking a Senior Full Stack Software Developer for a NATO project starting June 1, 2026. This remote position requires at least 8 years of experience in full stack development, including frontend frameworks like Vue.js and React, backend frameworks like Python and FastAPI, and experience with AI/LLM integration. The role...

Vantix Systems Inc. in Canada is seeking a skilled Full Stack Developer to join a forward-thinking team delivering value through public-focused digital services.You will work across the full stack, contributing to design, development, testing, and deployment in an agile environment. You will collaborate with cross-functional teams, implement modern frontend...

adesso Belgium is expanding its software engineering division and seeking senior Java developers. You will design and deliver full-stack software, including backend in Java/Spring Boot and frontend in Angular/React/Vue, while applying OpenAPI specs and modern CI/CD practices.You will work in an Agile team, bridging architecture, code reviews, and deployment,...

Oliver James Associates Ltd. in Brussels is seeking a Senior Full-Stack Java/Angular Developer to help modernise critical legacy applications within a hybrid, long-term freelance engagement.You will participate in a multi-person team and contribute to both backend and frontend modernization efforts. The role requires strong Java and Angular expertise, plus...