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Mainframe Developer

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Job Title: Senior Mainframe Developer

Location: Jersey City, NJ /NYC

Job Type: - Contract

On-Site

Job Description:-

Key Responsibilities

Perform code screening, analysis, and scraping of existing mainframe applications to identify dependencies, inefficiencies, and improvement opportunities
Design, develop, test, and maintain COBOL-based applications
Develop and manage JCL jobs, including batch processing and scheduling workflows
Work with CCS / Control-M / enterprise scheduling systems for job automation and monitoring
Analyze legacy code and contribute to modernization strategies
Collaborate with cross-functional teams to support integration with distributed systems or APIs
Troubleshoot production issues, identify root causes, and implement fixes
Ensure adherence to coding standards, performance guidelines, and security practices
Document technical specifications, code changes, and system workflows
Support QA/UAT cycles and deployment activities

Required Skills & Qualifications

8+ years of experience in Mainframe development
Strong hands-on experience with:
- COBOL
- JCL (Job Control Language)
- Mainframe utilities (VSAM, DB2, CICS as applicable)
Experience with CCS / Control-M / similar job scheduling tools
Experience with DB2, CICS transaction processing
Proven experience in code analysis, reverse engineering, and refactoring legacy systems
Strong debugging and problem-solving skills
Familiarity with batch processing and high-volume transaction systems
Ability to work independently and in a team-oriented environment

Nice-to-Have Skills

Basic understanding of system integration concepts (APIs, middleware, web services)
Exposure to mainframe modernization initiatives
Familiarity with distributed systems or cloud integration
Knowledge of DevOps practices for mainframe environments

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: 91131262
Position Id: 2026-5975
Posted 1 day ago

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