Java jobs in Sint Niklaas

21-04-2026 Brussel Voor onze klant bij de overheid zoeken we een SR Fullstack Developer Taalkennis voor het profiel NL: lezen, spreken en schrijven FR: verstaan ENG: verstaan Senior Full-stack developer (#1) Taken, rollen, verantwoordelijkheden Zet de requirements/architectuur om in technische desig

Onze klant is een innovatieve tech-pionier die complexe ecosystemen vertaalt naar één naadloze digitale ervaring. Achter de schermen bouwen zij aan de onzichtbare motor die duizenden gebruikers per dag helpt om slimme keuzes te maken op basis van real-time data. Door zware cloud-architecturen te com

itsme® has fundamentally changed how people lead their digital lives in Belgium , but we are not stopping there! Do you want to be a driving force to help expand on this success story as part of a talented team that is making a positive impact on society? Then keep on reading, you’ll probably like w

itsme® has fundamentally changed how people lead their digital lives in Belgium , but we are not stopping there! Do you want to be a driving force to help expand on this success story as part of a talented team that is making a positive impact on society? Then keep on reading, you’ll probably like w

JAVA 21 / SPRING / BOOT / BATCH / KAFKA / JPA On behalf of our clients operating in the pharmaceutical sector, we are recruiting a Java developer for long-term assignments. As a FullStack JAVA developer, you will be involved in new and ongoing projects within large development teams to improve effic

First objective is to design and build a BFF based on TypeScript, Apollo Gateway and GraphQL. Qualifications Competency Next.js 2 GraphQL Apollo Gateway Responsive HTML/CSS development Java, with specific knowledge of versions 11 & 17. Java EE (essentially Servlet/JSP) is a plus Spring / Spring

Requirements University degree in IT or relevant discipline, combined with minimum 16 years of relevant working experience in IT; At least 5 years of experience with Java/JEE; At least 5 years of experience with SOAP and/or REST; At least 5 years of experience with BPMN; At least 3 years of experien

Requirements University degree in IT or relevant discipline, combined with minimum 16 years of relevant working experience in IT; At least 5 years of experience with Java/JEE; At least 5 years of experience with SOAP and/or REST; At least 5 years of experience with BPMN; At least 3 years of experien

University degree in IT or relevant discipline, combined with minimum 16 years of relevant working experience in IT; At least 5 years of experience with Java/JEE; At least 5 years of experience with SOAP and/or REST; At least 5 years of experience with BPMN; At least 3 years of experience with Jira;

Requirements Bachelor’s degree in IT or relevant discipline, combined with minimum 17 years; Experience of 5 years as a full-stack developer; Experience of 2 years with Java in the context of back-end development; Experience of 2 years with relational databases (data modelling in the context of oper

We are on the lookout for a Full-stack developer to join our team for working with European Institutions based in Brussels in an N ear site position . Get to know us - SEIDOR At SEIDOR, we drive client transformation and competitiveness with cutting-edge technology and innovation , with a relentless

•In-depth knowledge of Service Oriented Architecture •Good knowledge of business process analysis •Experience in web technologies, application design and programming languages•In depth knowledge of software modelling and database modelling tools •Good knowledge of application development environment

Mechelen (Hybrid) Every day, billions of financial transactions move through the banking system — and within that flow are fraud signals, compliance risks, and operational blind spots. At Vyntra, we help banks make sense of that data in real time. Our platform is used by over 130 financial instituti

About the job Full-stack developer Java / Angular Senior Java Full-Stack Developer Location: Brussels (hybrid – on-site required) Contract: Long-term detachment Duration: ASAP – 31/12/2026 (full-time, ~9 months initial term) Language: French or Dutch + English (professional level) Role Senior Java F

About the job Senior Application Architect Java / Angular Application Architect (Senior / Expert) – Secondment Assignment Location: Brussels region (hybrid working model) Contract type: Secondment (freelance or employment via our organization) Start date: To be agreed Duration: As soon as possible 9

Your tasks Design, plan, implement integration strategies and patterns in a JEE/HTTP secured ecosystem; Apply best practices of distributed architecture to solve complex integration problems between information systems; Design, implement and document APIs to be exposed in a secured manner on a publi

We currently have a vacancy for a System Integration & Workflow specialist fluent in English, to offer his/her services as an expert who will be based in Brussels, Belgium. The work will be carried out either on the company's premises or on site at the customer premises. In the context of the fi

About The Job Développeur Full Stack JP053743 Full-Stack Developer (Angular / Java / Geospatial) Namur, Belgium (Hybrid) Part-time (3/5) | Contract until June 2027 We are looking for a Confirmed Full-Stack Developer to contribute to the development of an advanced geospatial platform designed to cent

About The Job Senior Java Full Stack Ontwikkelaar Senior Full Stack Java / Angular Developer (Secondment basis) We are looking for an experienced Senior Full Stack Developer to strengthen an existing development team in a government-related environment focused on document management and archiving. Y

We're looking for an experienced functional analyst to join our client's dynamic team. This role is crucial as it involves supporting the development of an existing system with significant upcoming enhancements. The candidate will be tasked with conducting thorough analyses, overseeing development e