Emplois de senior java developer mf – Brussels

Médiane Benelux is seeking a Senior Technical Lead (Java) to join a long‑term strategic program modernizing real‑time control room systems and critical operational software across railway infrastructure. You will lead a full‑stack Java squad in an agile environment, shaping high‑availability solutions and cybersecurity alignment with European...

Expleo is seeking a senior Java backend developer to design, build, and maintain scalable backend services. You will work with REST APIs, Kafka & Flink for distributed data processing, and participate in design reviews, automated testing, and CI/CD practices in an Agile/Scrum environment. The role requires 6+ years of experience with Java, Spring Boot, and...

Médiane Benelux is seeking an experienced Senior Java Developer to join a team designing, developing, and maintaining critical applications supporting digital transformation and operational excellence in the railway ICT sector. The ideal candidate brings extensive Java expertise (v8+), Spring, Hibernate/JPA, and strong TDD, CI/CD, and DevOps practices, with...

Onepoint is seeking a Senior Full-Stack Java Developer to join our client’s development team in Belgium, designing, building and maintaining modern web applications across backend and frontend layers. You will work with Spring Boot, RESTful APIs, and Angular, contributing to architecture, code quality, and CI/CD processes while mentoring junior developers...

Xorlogics in Belgium seeks a Senior Java Developer (Full Stack) to join our growing development team. You will design, build, and enhance enterprise-grade software for international clients across the EU and UK, collaborating with PMs, designers, QA, and other developers. The role emphasizes modern technologies, end-to-end product development, and delivering...

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,...

About Smile & The OpportunityPassionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries of open source every day to build a smarter, more...

A technology solutions company is seeking a Senior Java Developer in Brussels for on-site work. The ideal candidate has at least 14 years of experience and expertise in Java, Maven, and Quarkus. Key responsibilities include designing applications, optimizing databases, and developing microservices. A solid understanding of DevOps and strong communication...

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

Talent Pool Overview:Java remains a core technology for many of our clients' back-end systems. We are building a pool of senior Java developers and Tech Leads we can propose quickly for development and modernisation missions. By joining, you will be among the first profiles we contact when a matching mission opens – as soon as a matching client request...

Location: Brussels (Hybrid – 2 days a week) Type of Role: Contract / Freelance (Multiple Roles available) Availability: Immediate would be beneficial Language: Must be fluent in English and (Either Dutch or French) ** PLEASE NOTE – WE ARE UNABLE TO OFFER SPONSORSHIP ** ** WE CAN ONLY ACCEPT APPLICANTS WHO CAN COMMIT TO 2 DAYS A WEEK IN BRUSSELS ** About...

ENTICO zoekt een Senior .NET Developer met ervaring in Java om een bestaand team te versterken. De rol focust op authenticatie en autorisatie binnen oplossingen voor digitale identiteit, met integratie in bestaande en nieuwe toepassingen. Je werkt in een hybride regime met doorgaans twee dagen op kantoor in Brussel en startdatum 2 november 2026 (met opties...

NISH Tech BV is seeking an experienced Senior .NET Developer with Java experience to work on a project within the Belgian energy sector. You will contribute to secure Digital Identity solutions, authentication, and authorization in a critical infrastructure environment. The role involves hands-on development, integration work and collaboration with...

TMC Belgium is seeking a Senior .NET Developer with Java experience to join a squad in Brussels. You will design and build authentication and authorization services used by other applications. In an agile team, you will drive CI/CD improvements, collaborate with IT and project teams, and deploy both commercial and open-source products following...

About the Role NISH Tech BV is looking for an experiencedSenior .NET Developer with Java experiencefor a project within theBelgian energy sector .You will work on secureDigital Identity, authentication and authorization solutionsused within a critical infrastructure environment. The role involves software development, system integration and collaboration...

Beschrijving van de functie il jij je analytische talenten inzetten om een essentiële schakel te zijn in het onderwijs? Wil jij een job waarin je impact maakt, intellectueel uitgedaagd wordt en écht het verschil voelt? Als Senior Full Stack Java Ontwikkelaar krijg jij de kans om mee te bouwen aan een vlotte en efficiënte onderwijsadministratie! Heb je...

Bridge Industrial bv. is seeking a Senior .NET Developer with Java experience to join a dynamic agile team. You will contribute to authentication and authorization solutions within a modern enterprise environment. Responsibilities include developing, testing, documenting software components, and supporting CI/CD. You will collaborate with stakeholders,...

Description du posteDo you want to play a key role in the Agile transformation?You will join the CCE-E (Channels & Customer Experience for Enterprises) tribe, which serves as the primary digital entry point for corporate clients. The tribe has end-to-end responsibility for the bank's digital channels, including web and mobile applications dedicated to...

We’re looking for the special, unique and amazing YOU! At KCS IT, we seek people who stand out, continuously strive to improve and are passionate about what they do. We value: Dedication Energy Integrity & Transparency Flexibility Trust & Honesty Hard Work & Proactivity Teamwork At KCS IT, we champion equality and embrace diversity. We foster a safe and...

Senior Fullstack Developer, Brussels (on-site) – EurocontrolJob role: Senior Fullstack Developer.Minimum experience: Minimum of 14 years of professional experience.Language: English (C1) (Mandatory).Location: Brussles (on-site). Key responsabilities:· Software Development: Design and develop high-performance, scalable applications using Java and Quarkus,...