full stack java developer freelance

European Commission's DIGIT CERT-EU in Brussels is seeking a Full-Stack Developer to strengthen our Cyber Threat and ICT security capabilities. You will contribute to secure software development and integrate security-by-design practices across projects within the EU's digital services ecosystem.Join a dynamic team advising and collaborating with...

Nous recherchons un(e) Gestionnaire IT & Développeur Full-Stack souhaitant évoluer dans un environnement technique moderne et stimulant.Any additional information you require for this job can be found in the below text Make sure to read thoroughly, then apply.Vous interviendrez principalement sur le développement de nos applications internes tout en...

Wil 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 Full Stack Java Ontwikkelaar krijg jij de kans om mee te bouwen aan een vlotte en efficiënte onderwijsadministratie! Heb je ervaring met agile? Voel jij je goed...

Dit bedrijf helpt andere organisaties om beter met hun data om te gaan, vooral voor marketing en klantenbeheer. Wil jij niet alleen code schrijven, maar ook mee bepalen hoe technologie een bedrijf laat groeien?Als SENIOR FULL STACK .NET DEVELOPER bouw je niet alleen performante applicaties, maar zet je ook de technische koers uit. Je krijgt de kans om binnen...

A leading technology firm is seeking a Full Stack Developer to join their team, working with European institutions in a fully remote capacity. The ideal candidate will have strong skills in JavaScript, HTML, and CSS, along with back-end development experience in Java and Spring Boot. This position offers opportunities for professional development and a...

Mission Overview:Keystone Solutions is seeking a Senior Fullstack Java Developer for a consultancy mission at a client site. The organization operates in a complex technological environment, combining a historical application landscape with modern components. This role involves participating in a structural transformation of the IT landscape, modernizing...

About the RoleWe are looking for a Russian-speaking senior, well-rounded Full-Stack Engineer who is equally comfortable building polished React/TypeScript interfaces and substantial backend systems with Node.js/TypeScript. This is a long-term opportunity to join an established engineering environment and take meaningful ownership of production systems,...

About the roleWe are seeking a highly skilled Lead Data Engineer to architect, develop and maintain business use‑cases. The ideal candidate will have extensive experience with Airflow, Spark, Starburst, Delta Lake and S2, and a strong background in testing and quality assurance using Jira XRay. This role requires leadership capabilities to guide a team of...

Fujitsu in Brussels is looking for a Junior Full Stack Software Engineer to join our team supporting a prestigious EU Institution in Brussels. You will contribute to modern web applications across frontend and backend, working closely with international colleagues.Ideal candidates will have hands-on experience with JavaScript, Java, REST APIs, and cloud...

Clario, part of Thermo Fischer Scientific, is looking for a Full Stack Developer.This role sits at a very practical and impactful intersection: you won’t build AI models—but you will make them usable in the real world. We are developing an MVP on our platform (NXT) to onboard AI-driven RBQM (Risk-Based Quality Management) solutions in cardiology. These...

## Lead Java DeveloperApplylocations: Brussels area, Belgiumtime type: Full timeposted on: Posted Todayjob requisition id: 2026-15681**ABOUT US**We’re the world’s leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value – across borders, through cities and overseas. No other...

About the job Senior Java Developer - JP055390Senior Java DeveloperLocation: Brussels, BelgiumWork Model: HybridEmployment Type: Full-time ContractDuration: 7 monthsStart Date: ASAPExperience: 5+ yearsRole OverviewWe are looking for an experienced Java Developer to join projects within the Healthcare & Social Services domain.The successful candidate will...

Taken en verantwoordelijkhedenVoor een digitale omgeving met hoge beschikbaarheids- en performancevereisten zoeken we een AEM Developer die meewerkt aan schaalbare websites, applicaties en webportalen. De omgeving combineert online en mobiele kanalen en moet piekverkeer kunnen opvangen.Je ontwikkelt en onderhoudt custom en herbruikbare AEM building blocks,...

Triwill Group, acting on behalf of a partner, is looking for a SAP Integration & Full Stack Developer based in Belgium for a fully remote contract. You will design and deliver end-to-end solutions connecting SAP, APIs, and other enterprise systems, bridging SAP and non-SAP ecosystems with CPI, S/4HANA, SAP BTP, Node.js, JavaScript, TypeScript, Java and...

Freelance Backend Developer (Java) – Digital Products 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. As a Backend Developer , you will contribute to the systems behind widely used...

ABOUT USWe’re the world’s leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value – across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we’re proud to support the global economy. We’re unique too....

Full-Stack .NET/React Developer - Brussels - 12-month contract - Hybrid (2 days/week on-site)Our client based in Brussels is currently looking for a full-stack developer with deep .NET and React expertise ready to bring modern engineering practices to a complex and impactful environmentWe're looking for an experienced Full-Stack Developer to join a...

For a customer in Antwerp, we are searching for a freelance Java Developer to working in the Daily Banking team and play a key role in maintaining, developing, and testing Java backend services that are essential to their payment systems. These services are strongly integrated with external partners as well as internally developed applications. You will...

#senior #java #developer #development #javadeveloper #roeselare #perm #vastcontract #contractonbepaaldeduur #geenfreelance #loondienstHeb je al een rijke ervaring achter de rug als Senior Java Developer en zoek jij een tof bedrijf waar je kan samenwerken met collega’s die dezelfde passie in IT & development delen in regio Roeselare? Hecht jij ook belang...

Heb jij een passie voor Angular en wil je software bouwen die dagelijks door duizenden reizigers wereldwijd wordt gebruikt? Werk je graag aan complexe applicaties waar gebruiksvriendelijkheid, performantie en kwaliteit centraal staan? Zoek je een omgeving waar je autonomie krijgt, kan meedenken over technische oplossingen én samenwerkt met een team van...