1 of 1 Mainframe Jobs in South London

Payments and Core Banking systems to support ongoing modernization and integration programs within our Payments practice. The role involves maintaining, enhancing, and optimizing mainframe-based payment systems while collaborating closely with Java, API, and transformation teams to enable migration toward next-generation payment platforms . The ideal candidate will have … hands-on experience developing and supporting COBOL-based payment applications on IBM Mainframe or AS/400 environments, with good understanding of payment processing, clearing, and settlement flows such as SWIFT, ACH, RTGS, and SEPA. Key responsibilities 1. Application Development and Maintenance · Develop, maintain, and optimize COBOL, JCL, CICS ...