Java jobs in Saint Gilles

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 Test Engineer (Junior / Mid-Level) - CEG000323 Test Engineer (Junior / Mid-Level) Brussels, Belgium (Hybrid – 50% on-site) Contract: 12 Months (Start: June 2026) Experience: 3+ Years About The Role We are looking for a motivated Test Engineer to ensure the quality and reliability of so

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

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

We currently have a vacancy for a Full stack Developer (Angular, Java) 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 in the company’s premises or on site at customer premises. In the context of the first assignm

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

Join an innovative digital environment focused on building scalable, cloud-native applications. We’re looking for a Senior Full-Stack Developer to join our client’s team and contribute to the development of modern web applications hosted on Azure. You will be part of a product-driven setup, working

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 organisation can address the scale, precision, pace and trust that this demands, and we’re proud

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

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 currently have a vacancy for a Full stack Developer (Angular, Java) 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 in the company’s premises or on site at customer premises. In the context of the first assignm

Job ID 2026-5400 Belgium Brussels (Zaventem) IT Experienced professional About This Job Join Toyota Motor Europe as a Tech Lead in our B2B Data Business team, driving innovative connected‑vehicle data solutions and shaping AI‑powered products for key mobility partners. Get to know your team and resp

Fujitsu is looking for a Full Stack Developer to work on a project within the EU Institutions , in Brussels . FULLY REMOTE ONLY WITHIN EU Start date: IMMEDIATELY Location: FULLY REMOTE ONLY WITHIN EU Contract: Freelance / B2B - Long term opportunity 💼 Expertise: Experience with microservices archit

Al meer dan 30 jaar bewegen we samen duurzaam door Vlaanderen. En we weten duidelijker dan ooit naar waar. Naar slimmere mobiliteit . Nog beter voor mens, milieu en maatschappij. Daarvoor werken we samen met tal van partners, zoals de Vlaamse overheid. Zo bouwen we aan het mobiliteitsbeleid van morg

In a nutshell Join Toyota Motor Europe as a Tech Lead in our B2B Data Business team, driving innovative connected‑vehicle data solutions and shaping AI‑powered products for key mobility partners. Company Information TOYOTA is one of the world’s largest automobile manufacturers and a leading global c

About the Role Do you get a kick out of building systems that are as smart as they are scalable? As a Lead Application Engineer at Blue Harvest, you bridge the gap between robust enterprise engineering and the emerging world of AI. You’ll design and deliver applications for top financial clients, wo

Kairon Labs is a pioneering force in crypto-native algorithmic trading and liquidity provision. Trading technology across both centralized (CEX) and decentralized (DEX) exchanges, we deliver ethical, transparent, and world-class liquidity services, supporting global trading around the clock. As part

Location : City of Brussels Duration: 31/12/2026 - extendable Model: Hybrid (2 days in the office) Contract/Daily rate: 350 Euros per day Senior DevOps Engineer Which are your most important targets? The client is constantly launching new projects and initiatives aiming to innovate, meet the expecta

Freelance Java Software Engineer – Maintenance & Security Fixes A company is looking for a Freelance Java Software Engineer to support ongoing maintenance, security remediation, and bug fixing across multiple existing applications. The role is primarily focused on analyzing security scan results

Freelance Java Software Engineer - Maintenance & Security Fixes A company is looking for a Freelance Java Software Engineer to support ongoing maintenance, security remediation, and bug fixing across multiple existing applications. The role is primarily focused on analyzing security scan results