Joining KEYES means giving purpose to your talent. Are you looking for an environment where technology is not an end in itself, but a lever to build a sustainable future? At KEYES, we are not just
Senior Engineer – Mainframe / Java Location: Brussels, Belgium Employment Type: Contract Duration: 6 Months Start Date: 31 October 2026 Experience: 10+ years Role Overview We are looking for an experienced Senior Engineer with strong IBM Mainframe expertise
Senior Software Engineer (Mainframe) – Bank – Belgium/France Daily rate: €600 - €800 Duration: 12 months Start: ASAP My client is looking for a Senior Mainframe Software Engineer / Technical Lead to join a high-performing engineering team responsible
Technical Lead – IT Architecture Location: Brussels, Belgium Employment Type: Contract Duration: 6 Months Start Date: 31 October 2026 Experience: 15+ years Role Overview We are looking for an experienced Technical Lead to support transversal IT
Proven experience as a Lead Solution Architect / Technical Lead. Experience delivering large-scale transformation projectS. Strong experience in end-to-end solution architecture, from inception through deployment. Strong IBM Mainframe experience – mandatory. Strong experience with Java or Windows .NET