RPG Programmer

About the role

We are seeking an experienced RPG Programmer to design, develop, test, and maintain business-critical application systems running on the IBM i (AS/400 / iSeries) platform. In this role, you will work on both core legacy codebases and modern IBM i applications, translating business requirements into technical solutions, optimizing database performance, and participating in system modernization initiatives.

Key responsibilities

• Write, clean, and optimize programs using RPG IV, RPGLE, and Fully Free-Form RPG to support core business operations
• Develop embedded SQL operations, DB2 procedures, Control Language (CL) scripts, and DDS/DSPF subfile screens for efficient data processing
• Partner with cross-functional stakeholders to translate functional business specifications into structured technical designs and workflows
• Debug complex software issues, perform unit and system integration testing, and issue hotfixes to maintain high application stability
• Refactor legacy column-based code (RPG III/RPG IV) to Free-Format RPG, modularize features using Service Programs (*SRVPGM) and Modules (*MODULE), and build REST APIs for third-party integrations
• Create and update technical design specs, data flow diagrams, and system change logs in compliance with internal change management procedures

About you

• Bachelor's degree in Computer Science, Information Systems, or equivalent hands-on industry experience
• 3+ years of hands-on experience in software development on the IBM i (AS/400, iSeries) OS environment
• Proficient in RPGLE, Free-Format RPG, CL/CLLE, and DB2 SQL
• Hands-on experience with IBM Rational Developer for i (RDi), Program Development Manager (PDM), Source Entry Utility (SEU), and Change Management software (e.g., Aldon, Turnover, or Git)
• Deep understanding of relational database concepts, physical files (PF), logical files (LF), and DB2 indexing strategies
• Experience with modernization frameworks (e.g., Profound UI, Node.js, Python, or PHP on IBM i)
• Knowledge of web integration technologies, including JSON, XML, RESTful APIs, and HTTP server configurations
• Familiarity with modern continuous integration, version control (Git), and Agile/Scrum delivery processes