Emplois de legacy system – Bruxelles

Mission freelance à long terme | démarrage dès que possible Vous aimez concevoir des architectures, mais aussi comprendre les processus métier et les besoins auxquels elles répondent ? Nous recherchons un Solution Architect avec une solide maîtrise du Domain-Driven Design et un réel intérêt pour le fonctionnel.Le contexte Vous rejoignez une équipe...

We are looking for a Full Stack Developer to join a long-term project focused on the development, maintenance, and modernization of a large-scale business-critical application ecosystem. The platform handles high volumes of sensitive data, integrates with multiple external systems, and operates in a highly available production environment. Key...

Oliver James is partnering with a leading enterprise organization migrating its core legacy systems from Adabas (Mainframe) to PostgreSQL. We are seeking a Data Functional Analyst to bridge the gap between legacy business logic and modern database architecture. Working directly alongside Data Engineers and DBAs, you will define data mappings and ensure a...

You will join a Belgian IT department of approximately 30 professionals who work closely with colleagues and external partners across multiple countries. The environment includes a mix of modern and legacy systems, requiring a pragmatic and adaptable approach to technology and architecture. The company values collaboration, knowledge sharing and sustainable...

You will join a Belgian IT department of approximately 30 professionals who work closely with colleagues and external partners across multiple countries. The environment includes a mix of modern and legacy systems, requiring a pragmatic and adaptable approach to technology and architecture. The company values collaboration, knowledge sharing and sustainable...

Career Opportunities: Finance Director Belgium & France (529163)Country: Belgium Req ID: 529163Job Type: Full TimeWorkplace Type: OnsiteSeniority Level: Mid-Senior Level At Leviat, you can build a future with a lasting legacy.As the global leader in construction accessories and engineered solutions, Leviat helps shape the built environment - responsibly,...

Head of Cost Controlling (Belgium & Luxembourg) Temps completEntities: BESIX NV/SA BESIX Group is a leading multidisciplinary Belgian Group, active in construction, real estate development, and concessions. Founded in 1909, BESIX has grown impressively and now operates across Northern and Eastern Europe, North and Central Africa, the Middle East (via BESIX...

Are you an experienced PowerBuilder Developer looking for a role that combines hands-on development, technical leadership and application modernisation?For one of our clients in Brussels, we are looking for a Senior PowerBuilder Developer / Technical Lead to play a key role in maintaining and modernising a mission-critical business application.This is an...

BESIX Group is a leading multidisciplinary Belgian Group, active in construction, real estate development, and concessions. Founded in 1909, BESIX has grown impressively and now operates across Northern and Eastern Europe, North and Central Africa, the Middle East (via BESIX Construct), as well as in Australia.The Group distinguishes itself through its...

Senior Cost Controller (Wallonia & Luxembourg)Temps completEntities: BESIX NV/SABESIX Group is a leading multidisciplinary Belgian Group, active in construction, real estate development, and concessions. Founded in 1909, BESIX has grown impressively and now operates across Northern and Eastern Europe, North and Central Africa, the Middle East (via BESIX...

Official – AdministratorDeadline16 November 2026Detail of the vacancy noticeDirectorate: Directorate for Innovation and Information TechnologyManagement:noUnit/Service: Digital Platforms and OperationsGrade: AD5-AD12Location: BrusselsDeadline: 16 November at noon (Brussels time)Your job and responsibilitiesAre you interested in applying your IT skills and...

BESIX Groupis a leading multidisciplinary Belgian Group, active in construction, real estate development, and concessions. Founded in 1909, BESIX has grown impressively and now operates across Northern and Eastern Europe, North and Central Africa, the Middle East (via BESIX Construct), as well as in Australia.The Group distinguishes itself through its...

Description de l'entrepriseBESIX Group is a leading multidisciplinary Belgian Group, active in construction, real estate development, and concessions. Founded in 1909, BESIX has grown impressively and now operates across Northern and Eastern Europe, North and Central Africa, the Middle East (via BESIX Construct), as well as in Australia. The Group...

Are you an experienced PowerBuilder Developer looking for a role that combines hands-on development, technical leadership and application modernisation?For one of our clients in Brussels, we are looking for a Senior PowerBuilder Developer / Technical Lead to play a key role in maintaining and modernising a mission-critical business application.This is an...

Mission freelance à long terme | démarrage dès que possibleVous aimez concevoir des architectures, mais aussi comprendre les processus métier et les besoins auxquels elles répondent ?Nous recherchons un Solution Architect avec une solide maîtrise du Domain-Driven Design et un réel intérêt pour le fonctionnel.Le contexteVous rejoignez une équipe de...

BESIX Group is a leading multidisciplinary Belgian Group, active in construction, real estate development, and concessions. Founded in 1909, BESIX has grown impressively and now operates across Northern and Eastern Europe, North and Central Africa, the Middle East (via BESIX Construct), as well as in Australia.The Group distinguishes itself through its...

pDo you live in bPortugal /b and would like to work for European institutions in Brussels? Then this opportunity is for you! /p pWe are hiring a bBack-End Software Engineer /b for the EU Institution in Brussels, Belgium: /p h3Nature of the tasks /h3 ul liDevelopment of back-end website applications. /li liIntegration of user-facing elements developed by a...

As a Solutions Architect at AWS, you’ll build technical relationships with customers of all sizes and operate as their trusted advisor, ensuring they get the most out of the cloud at every stage of their journey.You’ll manage the overall technical relationship between AWS and our customers, help them design and build some of the most scalable, flexible...

🚀 senior .NET architect | enterprise application modernization We are currently looking for an experienced Senior .NET Architect to lead the architecture, modernization, and technical governance of a portfolio of business-critical enterprise applications. This role is ideal for a hands-on technical leader who enjoys shaping architecture strategy,...

We are looking for a Full Stack Developer to join a long-term project focused on the development, maintenance, and modernization of a large-scale business-critical application ecosystem. The platform handles high volumes of sensitive data, integrates with multiple external systems, and operates in a highly available production environment. Key...