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Mainframe Developer

Jobs via Dice
Wilmington, DE Full Time
POSTED ON 7/30/2026
AVAILABLE BEFORE 8/30/2026
Dice is the leading career destination for tech experts at every stage of their careers. Our client, STAFFXPERT LLC, is seeking the following. Apply via Dice today!

Mainframe Developer

Location: Wilmington, Delaware (Onsite)

Job Type: Contract 6 months

Responsibilities:

Primary Skill: VSAM, COBOL, DevOps

STAFFXPERT is looking for a Mainframe Developer with strong expertise in VSAM, COBOL, and Mainframe DevOps, along with hands-on experience in DB2, CICS, IMS, IBM MQ, batch processing, and production support within a banking/financial services environment.

Job Description:

  • Design, code, test, and maintain mainframe applications using COBOL, JCL, DB2, IMS DB or DC, CICS, VSAM, and IBM MQ.
  • Develop and support batch and online processes, including job streams, transaction systems, and message driven programs.
  • Analyze business requirements and translate them into technical specifications.
  • Participate in the full software development lifecycle SDLC including design, development, testing, deployment, and support.
  • Troubleshoot application issues and provide timely resolutions, including root cause analysis and corrective action planning.
  • Optimize mainframe code and database access for performance and scalability.
  • Work with system analysts, QA testers, and infrastructure teams to ensure system integrity and quality.
  • Maintain accurate and up to date documentation of technical designs, codebases, and processes.
  • Support production jobs and on call troubleshooting as required.

Salary.com Estimation for Mainframe Developer in Wilmington, DE
$84,279 to $109,082
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