senior mainframe developer

Orbis Group, in partnership with a Brussels-based startup, seeks a Senior Backend Developer to join a high-priority fleet management project. You will work on production-grade APIs and services, own feature delivery, and contribute across both new development and bug fixes.The role is Brussels/Hybrid with an initial 3-month contract at circa €500/day, with...

We're looking for a Senior .NET Developer to join our client's team and take ownership of designing and delivering high-quality software solutions within a complex Transport Execution Management environment. You'll work closely with solution designers and business stakeholders to translate functional needs into reliable, maintainable applications while...

Carrières divider Offres d'emploi divider Senior Power Apps developer divider {"@context":" Power Apps developer","description":"Are you a logical and analytical person with some development knowledge? Are you interested in developing mobile and web applications in record time? Are you looking forward to getting to know businesses from a wide variety...

Mission Overview:We are seeking a Senior Full Stack Developer for a consultancy mission at a client site, representing Keystone Solutions. In this role, you will collaborate on the development of new web applications on Azure Kubernetes. Your contributions will be essential in addressing the specific needs of various product teams.Key...

Senior Backend Java DeveloperLocation: European Union (remote).Work Arrangement: Fully Remote.Contract Type: Freelance / Contract. The rate is flexible, further details upon discussion.About the RoleWe are seeking an experienced Senior Backend Java Developer with extensive expertise in Java and Spring Boot to design and implement modern, scalable, API-first...

itenium is seeking a consultant in Brussels to build modern applications with robust Java solutions. You will develop backend services, collaborate in an agile setup, and contribute to both front-end and back-end tasks. Candidates should have at least 5 years of experience in Java and Spring, fluency in Dutch, and a proactive team spirit. Attractive benefits...

Vos missions Great assignments await you with our key account clients in rich and varied environmentsWe are currently looking for 3 Java professionals to join Agile development teams working on enterprise applications, modern software architectures and cloud-native environments.Depending on experience and expertise, candidates may contribute to backend...

We are looking for an experienced SoftwareDeveloper to join a specialist technology team working on secure, data-driven applications in a highly controlled and security-sensitive environment, in hybrid working model. The role combines modern web development, Python-based data processing, ETL, SQL, dashboard development and data integration. You will work...

We are looking for an experienced SoftwareDeveloper to join a specialist technology team working on secure, data-driven applications in a highly controlled and security-sensitive environment, in hybrid working model. The role combines modern web development, Python-based data processing, ETL, SQL, dashboard development and data integration. You will work...

Our client, an innovation-focused organization in the trade credit insurance sector, is seeking a specialist to shape core architecture and implement AI automation. The role focuses on building scalable cloud environments and developing high-quality web services within a collaborative, trust-based environment. Lead the technical development of web services,...

pbLocation: /b Leuven, Belgiumbr/bContract: /b Freelancebr/bStart date: /b December or January (flexible)br/bDuration: /b 12 months, with extension possiblebr/bWorking pattern: /b Full time, 40 hours per week, 3 days per week on site /ph3About the role /h3pOur client is an international organisation working in chip manufacturing technology, looking for...

Onze opdrachtgever ontwikkelt hightech equipment voor internationale klanten in onder andere de automotive industrie. Als Senior .NET Developer werk je aan een nieuw softwareplatform voor geavanceerde bond testers en onderhoud je tegelijkertijd het bestaande platform. Je werkt samen met professionals uit verschillende disciplines aan softwareontwikkeling,...

Heb jij een sterke achtergrond in SAP Master Data Governance en combineer je functionele expertise met technische kennis? Voor een complexe SAP-omgeving zoeken we een Senior SAP MDG Specialist / Developer die masterdataoplossingen verder uitbouwt, verbetert en ondersteunt.Je begeleidt belangrijke wijzigingen en projecten binnen de huidige en toekomstige SAP...

EngiFlex BV zoekt een ervaren .NET fullstack developer om in een tweetalige IT-omgeving (Nederlands/Frans) te werken binnen agile teams volgens SAFe. Je ontwerpt, ontwikkelt en onderhoudt .NET-applicaties met C#, .NET Core/Framework en frontend-backend integratie (Blazor, gRPC, MS SQL).Je vertaalt functionele analyses naar technische specificaties en bewaakt...

Wire IT, a Portugal-based IT consulting partner, is seeking a senior Full-Stack .NET/Angular Developer. The role offers a remote work setup with Brussels, Belgium, and requires 7+ years of experience in full-stack development, strong Angular and .NET skills, and familiarity with cloud and CI/CD practices.Join a growing, international team and work on modern...

Editx in België zoekt een ervaren full-stack developer die zelfstandig werkt in een zelfsturend team met veel inbreng in projecten en flexibiliteit in tijdsindeling.Je werkt aan grote greenfield projecten end-to-end, van analyse tot implementatie, vooral met de .NET-stack en front-end JavaScript/Angular.De organisatie biedt alle high-end tools en een vlakke...

Location: Leuven, BelgiumContract: FreelanceStart date: December or January (flexible)Duration: 12 months, with extension possibleWorking pattern: Full time, 40 hours per week, 3 days per week on site About the role Our client is an international organisation working in chip manufacturing technology, looking for freelance C++ Developers to join a...

Cobol Developer Non-Life Al meer dan 25 jaar dé Belgische partner voor IT-talent. Welkom bij Elmos! Sinds 1997 geven wij bedrijven extra brainpower met 300 ervaren IT-consultants. Onze experten zijn pioniers in development, analyse, testing, project management en data. We zijn op zoek naar een COBOL Developer voor onze klant in de...

We are looking for a highly skilled Senior Java / Angular Developer to join a high-impact project for the European Commission . This role is open strictly for Freelancers / Project-based Contractors . Please note: Due to strict tender requirements, candidates who do not meet the minimum experience criteria cannot be considered. Mandatory Requirements...

Delen Private Bank is gespecialiseerd in discretionair vermogensbeheer en vermogensplanning. Onze missie? Het vermogen van onze klanten op een actieve en doordachte manier beheren en plannen, met het oog op een evenwichtige groei en een vlotte overdracht naar de volgende generaties. Persoonlijk contact, een langetermijnvisie en een duurzame aanpak kenmerken...