Backend C Developer jobs in Brussel

Keystone Solutions

Mission Overview Join Keystone Solutions as a consultant for a .NET Developer with C# mission at our client. You will work within the client’s agile development teams to develop, extend, maintain, and monitor applications. As a Keystone Solutions consultant, you will collaborate closely with the cli

act digital EMEA - Alter Solutions

act digital is an international consulting and engineering group that supports its clients in their digital transformation projects. Present in 12 countries and with more than 6,000 employees, we leverage our expertise to address their challenges in software development, cybersecurity, data, cloud,

ITS Group Benelux

About the Job Great assignments await you with our key account clients in rich and varied environments. You will join a major financial institution involved in a trading project, working within a dynamic and fast‑paced environment. The team is responsible for developing and maintaining backend syste

Satellit

A leading mobility services provider is undergoing a digital transformation to enhance customer experience and seeks to strengthen its agile development teams with experienced C#/.NET developers to build, extend, maintain, and optimize applications. Key responsibilities Develop, extend, maintain, an

Canonical

What you’ll do Collaborate proactively with a distributed team Write high-quality code to create new features, fix bugs and modernize the Landscape codebase Demonstrate your strong commitment to code quality and automated testing Participate in the engineering process with code and architectural rev

Pauwels Consulting

Our client, a public sector organization, is looking for a backend specialist to join the core team of a centralized citizen portal. The project focuses on aggregating citizen data from various sources to provide a secure and optimized user experience across web and mobile platforms. Responsibilitie

YO IT Consulting

YO IT Consulting is seeking a skilled Python Game Developer (Panda3D) to join a cutting-edge team focused on AI training projects. The role involves designing and optimizing 3D game simulations, collaborating with multidisciplinary teams, and implementing complex codebases. Candidates should have pr

Amaris Consulting Belgium SPRL

Amaris Consulting Belgium SPRL is seeking an experienced .NET Developer to join their team in Brussels. The role involves developing and maintaining applications using C# and .NET technologies, collaborating with technical teams, and supporting DevOps practices. Candidates should possess a Master's

Médiane Système

Overview Médiane Benelux is an engineering company specializing in software, electronics, and cybersecurity across key sectors such as Railways, Automotive, Energy, Medical, Aerospace, Space, Telecoms, Industry, and Defense. Since 2017, and with experience in France and Italy, Médiane Benelux focuse

Keystone Solutions

Keystone Solutions is seeking a .NET Developer to join our agile development team. The role involves developing and maintaining applications while automating testing to enhance code quality. Candidates should have at least 3 years of C#.Net experience, a solid foundation in OOP, and familiarity with

Quanteam, basé à Bruxelles, recherche un Développeur Senior pour développer et maintenir des systèmes d’investissement. Le candidat idéal a au moins 5 ans d'expérience en C#/.NET et un niveau Master. Il interagira avec l'équipe informatique pour concevoir et mettre en œuvre des solutions technologiq

Het team Digitale Producten is op zoek naar een Backend Developer! Wat mag je verwachten van deze opdracht? Werk mee aan de digitale toekomst van een toonaangevende mediaorganisatie in Vlaanderen. Dagelijks maken miljoenen gebruikers gebruik van diverse digitale platformen zoals streamingdiensten, n

YO IT Consulting

YO IT Consulting is looking for an experienced Java Developer - AI Expert to join their remote team. In this role, you will design and optimize scalable REST and GraphQL APIs to support innovative AI projects. Ideal candidates will have over three years of backend development experience, deep knowle

Pauwels Consulting

A leading organization is seeking an expert developer to lead the design and maintenance of critical backend components and RESTful APIs. This role focuses on delivering robust, scalable, and maintainable solutions for enterprise-grade applications. Responsibilities Design and develop backend servic

Digis, a Fiverr company (NYSE: FVRR)

A European IT company in Brussels is looking for a senior software developer with expertise in Scala and C++. The successful candidate will work on cutting-edge Big Data processing solutions, optimizing SQL acceleration features and developing performance-critical components. The role offers an exci

EngiFlex

Taken en verantwoordelijkheden Als ervaren full-stack .NET developer werk je mee aan het ontwerp, de ontwikkeling en het onderhoud van applicaties in een tweetalige omgeving. Je maakt deel uit van een multidisciplinair scrumteam met onder meer developers, business analisten, testanalisten, een produ

ITproposal

ITproposal is looking for a Freelance Backend Developer (Java) to join their dynamic team in Brussels. This role focuses on building and maintaining high-quality backend systems for digital platforms used by millions. Candidates should have at least 3 years of experience, strong expertise in Java (p

ITproposal

About the job Freelance Backend Developer (Java) – Digital Products - VRT377681 Brussels, Belgium Start: June 2026 | Long-term freelance assignment Full-time | Hybrid (2 days onsite + remote) About The Role Join a leading media organization and help shape the digital experience of millions of users.

POLITICO Europe

POLITICO Europe is searching for an experienced Mobile Developer with a strong backend orientation in Brussels. The role involves mobile application development, deploying apps to the AppStore/PlayStore, and contributing to backend for frontend applications. Required qualifications include proficien

Orange

For our IT department, we are actively looking for a motivated Frontend/Backend GIS Developer. This role is based in Brussels or Charleroi. Your main responsibilities Develop and maintain GIS applications based on open-source Java technologies and web frontend frameworks Design and deploy mapping se