Overview
On Site
Depends on Experience
Accepts corp to corp applications
Contract - W2
Contract - Independent
Skills
IBM DB2
IBM Mainframe
JCL
CA-7
CICS
COBOL
z/OS
VSAM
Changeman
Job Details
Position: Senior Mainframe Application Developer (Production Support)
Location: Wilmington, DE
Work Type: 5 Days Onsite (Open to Non-local Candidates)
Experience: 8+ Years
Are you a seasoned Mainframe Developer with a strong background in production support and core IBM technologies? We're hiring a Senior Mainframe Application Developer to join our team in Wilmington, DE. If you're passionate about solving real-time production issues and thrive in a collaborative, fast-paced environment we want to hear from you!
Key Responsibilities:
- Provide hands-on support and development using IBM-Z/OS COBOL, CICS, DB2, IMS, MQ, VSAM, JCL, CA7, Changeman, and other mainframe utilities.
- Deliver high-quality solutions through strong debugging, analytical, and troubleshooting skills in large enterprise applications.
- Take ownership of production support tasks, including on-call rotation (weekends included).
- Participate in incident resolution, root cause analysis, and performance tuning across regions.
- Ensure application stability, resiliency, and security in compliance with enterprise best practices.
- Collaborate within large Agile/CI-CD teams and contribute to an innovative delivery culture.
Required Skills:
- 8+ years of experience in Mainframe technologies
- Proficiency in:
- IBM-Z/OS COBOL
- CICS, DB2, IMS, IBM MQ
- VSAM, JCL, CA7, Changeman
- Strong knowledge of IBM mainframe utilities and batch job management
- Experience with production support, incident handling, and performance analysis
- Familiarity with Agile/CI-CD methodologies and SDLC practices
- Domain knowledge in Banking or Cards (preferred)
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