Full-time

AS400 Developer

Posted by Unison Group • Kuala Lumpur, Kuala Lumpur, Malaysia

📍 Kuala Lumpur, Kuala Lumpur 🕒 March 01, 2026

About the Role

  • Analyze business requirements and translate them into technical specifications.
  • Design, develop, test, and implement new or enhanced applications using RPG (RPG III, RPG IV, RPGLE, Free Format RPG).
  • Provide production support, troubleshoot issues, and implement bug fixes on existing applications.
  • Maintain and optimize existing AS400 programs and database files (DB2/400).
  • Collaborate with business analysts, end-users, and other development team members to deliver effective solutions.
  • Perform code reviews and ensure adherence to coding standards and best practices.
  • Create and maintain technical documentation.
  • Support data migration, interface, and integration tasks as needed.

Requirements

Strong experience in AS400 (IBM iSeries) environment.

Proficiency in RPG III, RPG IV, RPGLE, CL, and SQL/400.

Experience with DB2/400 and physical/logical file design.

Understanding of j...

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