https://jobs.co.uk/job/rpg-developer-proactive-appointments--8e1bb263-9999-4218-ade6-2024b2e62daf RSS feed for RPG Developer at Proactive Appointments. en-gb Sat, 12 Sep 2026 07:46:18 GMT https://jobs.co.uk/job/rpg-developer-proactive-appointments--8e1bb263-9999-4218-ade6-2024b2e62daf https://jobs.co.uk/job/rpg-developer-proactive-appointments--8e1bb263-9999-4218-ade6-2024b2e62daf Thu, 10 Sep 2026 11:53:30 GMT Location: London | Salary: 10000-500000 Annual | Type: Permanent | RPG DeveloperPermanent | London | Hybrid (weekly)Our client are seeking an experienced RPG Developer to join their growing team. You''ll be responsible for designing, developing, testing, and maintaining business applications on the IBM i (AS400) platform using RPG, CL, and related technologies. The role involves analysing user requirements, creating efficient and reliable programs, and ensuring smooth integration with other enterprise systems.Experience required: Maintain and enhance existing IBM i applications to meet changing business needs.Analyse, design, code, test, and implement programs using RPG (RPG IV/ILE RPG/Free-Format RPG) on IBM i.Develop and optimize CL programs, SQL queries, and data access routines.Collaborate with systems analysts, business users, 3rd party vendors and other developers to gather and refine requirements.Perform system analysis and debugging to resolve production issues and improve performance.Develop and maintain technical documentation including program specifications and change logs.Support integration between IBM i applications and other enterprise systems (eg, ERP, CRM, web services).Participate in system upgrades, migrations, and modernizatio... Permanent