senior front-end developer

Job role Senior Fullstack Developer. Minimum experience Minimum of 14 years of professional experience. Language English (C1) Mandatory. Location Brussels (on-site). Key responsibilities Software Development: Design and develop high-performance, scalable applications using Java and Quarkus, ensuring that code is maintainable, efficient, and aligned with...

Bruxelles, Belgium | Posted on 08/20/2026Region EuropeJob DescriptionJoin our dynamic international team and embrace the adventure of working abroad! We're seeking enthusiastic and adaptable candidates, who are eager to expand their horizons and gain unparalleled experience in a diverse international environment. This opportunity is ideal for those looking...

Senior ICT Analist - Developer (m/v/x) Voor de directie Algemene diensten Interne & externe selectie/ reserve Referentienummer: 20251112-99999-271 Functie Doel Je werkt mee aan de ontwikkeling van de interne toepassingen van Fedasil om te voldoen aan de specifieke behoeften van het agentschap en zijn medewerkers. Je werkt mee aan de technische analyses die...

mastrosoft zoekt een ervaren .NET Webdeveloper die verantwoordelijk is voor het bedenken, analyseren, ontwikkelen, testen, opleveren en onderhouden van webapplicaties en geavanceerde websites. Je werkt mee aan innovatieve oplossingen voor onze klanten.Je kan zowel front-end als back-end ontwikkeling oppakken, met aandacht voor architectuur en business...

Mission Overview Join Keystone Solutions as a consultant for a long-term mission at the client, contributing as a Functional and Technical Analyst / Full-Stack Developer within the client's Digital Solutions & Innovation department in Belgium, embedded in the Automation Logistics (LOG) application and project team. As a Keystone Solutions consultant, you...

Editx recherche un Senior .NET Developer pour renforcer son département IT et moderniser ses applications internes. Vous participerez à l’analyse technique, à la conception et au déploiement, tout en améliorant les pratiques SDLC et la qualité du code.Vous travaillerez au sein d’une équipe technique à taille humaine dans un cadre structuré et...

ICTCG recherche pour un partenaire bancaire de premier plan un consultant · expérimenté afin de renforcer l’équipe Fraud Management. Vous interviendrez sur l’ensemble du cycle de vie applicatif, de la définition du besoin jusqu’au déploiement en production. Informations clés Localisation : Bruxelles – 50 % sur site (semaine 1 : 2 jours,...

GIM is seeking a Senior Developer to support the growth of Zadu, a flagship geodata product that models Belgian addresses and buildings with rich linked data. You will contribute to backend development, data pipelines, and the integration of Generative AI to improve software quality and productivity.You will mentor junior developers, collaborate with data...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Full Stack Developer (React + Node.js) based in Belgium. Are you a seasoned full stack developer passionate about building scalable applications and solving complex engineering challenges? This opportunity allows you to...

HumanInTech is seeking a Mendix Developer to join a multidisciplinary team modernising a legacy application in Brussels. You will contribute to AI-assisted development, build screens, microflows and integrations, and perform unit testing as part of a phased migration project.The role requires 3–5 years of Mendix experience, relevant certifications or...

Fedasil zoekt een Senior ICT Analist – Developer (m/v/x) voor het hoofdkwartier in Brussel. Je werkt mee aan de ontwikkeling, implementatie en ondersteuning van interne toepassingen om de maatschappelijke missie te ondersteunen. Je analyseert aanvragen, plant ontwikkelingsprojecten en bouwt software samen met een team.Doorgaande bijscholing en een...

Mission Overview: Keystone Solutions is seeking a Senior Developer – Technical Analyst & Tech Lead for a consultancy mission at a client site. This role involves the design, development, and enhancement of IT applications within a rapidly evolving healthcare organization focused on digitalization and innovative IT solutions. Responsibilities: •...

Your role Connectivity is KEY! And within Atlas Copco, it has become one of the fastest-growing strategic domains. A decade of investment has given us an industry-leading fleet of more than 300,000 connected machines and 100,000 users, whose data powers SMARTLINK and drives our sales, service and operational processes worldwide. Behind it sits our IoT...

Our client is a growing technology company based in the heart of Brussels, developing business-critical solutions within a highly regulated and fast-evolving environment.Technology is at the core of its strategy, with several exciting projects planned over the coming years, including a significant migration towards AWS.They are looking for a Senior PHP...

Position Summary:ThoughtLabs Belgium is seeking an experienced, highly technical, and accomplished Senior Angular Developer to join a flagship public sector project for the European Parliament in Brussels on a lucrative contract basis (€520/day). In this specialized frontend and full-stack engineering role, you will spearhead designing, developing,...

Wil jij je stempel drukken op een nieuw softwareproduct binnen de Healthcare sector? Dan stellen we je graag voor aan dit gerenommeerd Belgisch softwarebedrijf, gespecialiseerd in softwareoplossingen voor de gezondheids- en farmaceutische sector. Voor de ontwikkeling van een nieuw cloud-based softwareproduct, gericht op de farmaceutische zorg, zoeken zij een...

VSSE zoekt een Senior Java Developer om software te ontwikkelen en de lifecycle van softwareprojecten te ondersteunen in een omgeving met maatschappelijke impact. Je werkt aan het verbeteren van een gegevensverwerkingsplatform en bijbehorende applicaties, en begeleidt collega’s bij technischer groei.Je toont sterke kennis van SDLC en Agile-methoden en...

ENTICO zoekt een Sitecore Developer die het webteam versterkt. Je bouwt en onderhoudt webplatformen met Sitecore, vertaalt UI/UX naar toegankelijke interfaces en zorgt voor soepele koppelingen met backendsystemen.Je kent migraties en upgrades, hebt minimaal vijf jaar Sitecore-ervaring en bent in staat om junior developers te begeleiden. Engels op minimaal...

Expleo is a trusted partner for your innovation journey. As a global engineering, technology and consulting service provider, we are ideally positioned to help you achieve your ambitions and future‑proof your business. With a smart blend of bold thinking and reliable execution, we’re able to fast‑track innovation through each step of your value...

Our client is hiring for a greenfield project focussed on integrating cloud onto their web applications and are searching for a skilled Senior .Net developer on a full-time employee basis.What will be your role?Build modern enterprise applications usingC#, .NET, Angular, Azure.Take ownership throughout the full development lifecycle, from analysis and design...