Senior AS400 / RPG Developer (Banking Client)

For one of our banking clients, we are looking for a Senior AS400 / RPG Developer to support the development, maintenance, and enhancement of business-critical applications running on IBM i (AS400). The role focuses on ensuring the stability, security, and performance of core banking systems in a highly regulated environment.

The successful candidate will work closely with the clients business and technical teams to deliver reliable and compliant banking solutions.

Key Responsibilities

• Develop, maintain, and enhance core banking applications using RPG (ILE RPG) on IBM i (AS400)

• Support critical banking processes such as account management, transactions, payments, and reporting

• Analyze functional and regulatory requirements provided by the client and translate them into technical solutions

• Maintain and optimize legacy systems with a strong focus on performance, reliability, and data integrity

• Investigate and resolve production issues, including root cause analysis

• Ensure compliance with banking regulations, security standards, and audit requirements

• Prepare and maintain technical documentation in line with client standards

• Participate in code reviews and knowledge-sharing activities

• Collaborate with client stakeholders, business analysts, QA, and infrastructure teams

• Contribute to system integration and modernization initiatives when required

Requirements

• Minimum 4 years of experience as an AS400 / RPG Developer

• Strong hands-on experience with RPG (ILE RPG)

• Solid knowledge of IBM i / AS400 environments

• Experience with CL (Control Language)

• Strong knowledge of DB2 for i and SQL

• Experience working with batch and online processing systems

• Understanding of transaction-based systems and data consistency concepts

• Experience working in regulated environments, preferably banking or financial services

• Strong analytical and problem-solving skills

• Ability to work independently and communicate effectively with client teams

• English proficiency – intermediate to advanced level

Nice to Have

• Prior experience on core banking systems

• Exposure to system modernization or migration initiatives

• Experience with integrations, web services, or APIs

• Familiarity with release management and version control tools

• Experience working in distributed or client-facing delivery models