Mainframe Developer – Systematics / HA

We are seeking experienced Mainframe Developers with strong expertise in COBOL, CICS, JCL, DB2, and z/OS. Candidates should have experience in FIS Systematics (RM/GN) and production support. Experience with Assembler, VSAM, Adabas/Natural, Software AG, and Connex is highly preferred.

Key Responsibilities

• Develop, enhance, test, and troubleshoot COBOL/CICS mainframe applications.

• Support batch and online production environments and provide Tier III troubleshooting.

• Work with JCL, DB2, VSAM, CICS, and Assembler.

• Analyze and troubleshoot Systematics RM/GN, including SDR, TBR, ICR, and TCR components.

• Perform root-cause analysis, application maintenance, testing, and implementation.

• Support Agile/Scrum activities and production releases.

• Work with basic REST API integrations.

Must-Have Skills

• COBOL

• CICS

• JCL

• DB2

• z/OS Mainframe

• Production Support / Troubleshooting

• FIS Systematics / RM / GN

Preferred

• Assembler / VSAM

• Adabas / Natural / Software AG

• Connex

• SMP/E

• REST APIs

• Agile/Scrum

• Core Banking / Financial Services experience