395 backend developer English-speaking jobs in Belgium

Principal GIS Developer Contract Type Freelance Ideal Start Date 01/09/2027 Duration of Contract 9 years ... Atos is hiring a Principal GIS Developer to build geospatial software that turns location data into real

We are looking for an Expert IT React Developer with 8 years of relevant experience for a 9-month project

with an established company specialised in logistics in the Belgian coastal region to hire an Analyst Developer

Our client within a European public-sector institution is seeking a Drupal Developer to contribute to

The Microsoft Developer will be responsible for designing and developing solutions using X++ in Dynamics ... The developer will collaborate closely with cross‐functional technology teams, Business Analysts, end

We are currently seeking a Java Developer to support a prestigious European Institution in Brussels.

We're scaling the team with a Backend Software Engineer (Typescript/Node.js).

Your Role Develop and maintain high-quality backend applications using Node.js Design scalable APIs and

Principal ADA Developer Contract Type Freelance Ideal Start Date 01/09/2027 Duration of Contract 9 years ... Atos is looking for a Principal Ada Developer to lead development on high-reliability, safety-critical

You ship product across our React/TypeScript frontend and typed Node backend, set technical direction ... the stack, with strong React and modern frontend (Vite, Tailwind, component-driven UI) Solid Node.js backend

As a RPG/ AS400 Developer/Analyst, you will develop new and maintain/adapt/improve existing IT applications ... Insurance provider across Europe looking to expand their AS/400 Operations & is looking an RPG Analyst / Developer

Job description We're looking for a talented and motivated .NET Developer to join our growing development ... In this role, you'll have the opportunity to design, develop, and maintain robust backend applications ... Design and develop scalable backend applications using .NET and C# with a focus on code quality and performance

to shared standards and best practices Reduce technical debt through pragmatic refactoring Improve developer

We are looking for a multi-talented Web Developer & IT Systems Specialist who is equally comfortable ... If you're a hybrid web developer with strong technical operations experience, this is a unique opportunity

Build scalable, maintainable backend systems using FastAPI and modern Python tooling. ... Experience with modern AI developer tools (e.g., Cursor, Claude Code, Copilot, etc.).

As a Full Stack Developer you will be responsible for developing and implementing software solutions ... As a Full Stack Developer, you will work within different projects to build and maintain the internal

Strong backend development experience with C# and .NET. ... Drive backend development using C# and .NET while contributing across the full stack where required. ... The role is backend‑focused, with C#/.NET at its core, while also working across a modern React frontend ... Backend (Primary Focus) C# .NET Cloud‑Native Architecture Distributed Systems REST APIs Frontend React

release preparation Collaborate with UX designers and ensure consistency between front-end portal, backend

Candidate must haves: • Senior backend development (at least 5 years as IC, ideally 7+) • Built & scaled

On behalf of our client XenomatiX, we are looking for a skilled Senior C++ Developer, who will be writing