Our client, a long-established organization in the distribution sector, is seeking a Senior RPG Developer to maintain and modernize their business‑critical custom software. The role focuses on evolving a core system that manages logistics and integrates with modern web applications.
Responsibilities
* Develop new applications from scratch on the IBM i (AS/400) platform including native 5250 emulation.
* Maintain and modernize a portfolio of business‑critical, custom‑built RPG programs.
* Build interfaces between the core platform and external systems like PHP webshops.
* Manage multiple concurrent projects across development, modernization, and maintenance phases.
* Troubleshoot existing programs and implement pragmatic technical fixes.
* Partner with business stakeholders to translate operational requirements into functional technical solutions.
Requirements
* 8+ years of hands‑on experience as an RPG Developer on the IBM i (AS/400) platform.
* Experience with native development and 5250 emulation in custom environments.
* Proven track record of modernizing legacy AS/400 applications and building new ones.
* Experience building and maintaining interfaces between IBM i and external platforms.
* Comfortable managing multiple projects in parallel and switching contexts efficiently.
* Pragmatic communicator at ease with direct stakeholder management.
* Fluent in Dutch with a professional command of English.
Nice to haves
* Basic command of French.
* Working knowledge of PHP.
* Prior experience in retail, distribution, or wholesale environments.
Offer
* Start date: ASAP
* Work regime: 3 to 4 days per week
* Location: Schoten
* Working model: Onsite (100%)
* Contract: open to both permanent employees and freelancers
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