Mainframe Development Vacatures In België - 16 Job Positions Available

Division: Global Technology Services (GTS) As Lead Expert Engineer – Mainframe Middleware & Framework Engineering, you will define and drive the technical roadmap for Euroclears middleware platforms, frameworks, and tooling ecosystem. You will provide technical leadership across

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

The role As a Senior Infrastructure & Cloud Architect, you will own the technical leadership of complex cloud and hybrid transformation programmes for enterprise clients. Recognised as an architectural authority, you will define standards, patterns, and

The role As a Senior Infrastructure Migration Expert, you will lead large-scale cloud migration programmes for enterprise clients, orchestrating the transition of complex workloads from legacy or on-premises environments to cloud-native platforms. You will own the

Mission Overview:The Machine Learning Engineer position is a consultancy mission at a client site, representing Keystone Solutions. As a Keystone Solutions consultant, you will be hired to work on client projects, bringing your expertise and values

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What if you could ensure every euro of a major transformation programme delivers real business value? Allianz Benelux is investing in a multi-year, multi-million euro programme to fundamentally transform its operating model — replacing legacy mainframe infrastructure

Mission Overview: This is a consultancy mission at a client site, where you will represent Keystone Solutions as an Expert Functional Analyst within the Channels & Customer Experience-Enterprises (CCE-E) Tribe. As a Keystone Solutions consultant, you

Mission Overview: Keystone Solutions is seeking a Web and API Developer (PHP, Python, JS) for a consultancy mission at a client site. You will join a dynamic team that embraces innovative and agile processes (Scrum, DevOps,

Mission Overview: Keystone Solutions is seeking a skilled consultant for a critical project involving the decommissioning of an ADABAS/Natural database environment. This consultancy mission will take place at a client site, where you will play a

Functional / Data Analyst – Legacy & Data Migration About the Role We are looking for an experienced Functional / Data Analyst to support the modernization of legacy and mainframe-based systems. The role focuses on analyzing existing

Full-Stack Developer – PHP / Python / JavaScript About the Role We are looking for an experienced Full-Stack Developer to contribute to a major data modernization program, helping migrate critical data from legacy mainframe systems to a