Mainframe Developer

Develop and maintain COBOL, JCL, DB2, and CICS-based banking applications.

Analyze business and technical requirements to implement application changes.

Create and schedule batch jobs; resolve job failures and production abends.

Write efficient SQL queries and manage DB2 data.

Perform unit testing and support SIT/UAT cycles.

Collaborate with BAs, QA, and support teams to deliver solutions.

Document code changes, job flows, and impact analysis.

Support system integration via MQ/zOS Connect (API/web services).

Provide KT and mentor junior team members.

Agile, Change Management.

Must Have Technical/Functional Skills:

COBOL, JCL, VSAM.

CICS (online processing).

DB2, SQL.

File utilities (IDCAMS, SORT, IEBGENER).

Debugging tool (Fault Analyzer ).

Job scheduler (CA-11).

Version control (Endevor, ISPW).

MQ, Web Services, z/OS Connect (integration)