Fiserv is hiring a Software Development Engineer in Noida to help lead a team building and supporting banking applications on the IBM AS/400 platform. You will analyse existing programs and document them, understand application modules, interfaces and downstream jobs, build new modules from project requirements, fix bugs, review teammates' code and run end-to-end testing through QA, UAT and production support. You will also take part in client calls and coordinate with other Fiserv units and third parties. You need 3 to 7 years of overall experience, including 3 or more years in banking or financial services, ideally on the Signature application. Strong CL and RPG/RPG IV/RPGLE programming, SQL and RDBMS skills, and good AS/400 knowledge (DBU, WRKQRY, subfiles, jobs) are required, along with client handling and communication skills.