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We are seeking a Senior Mainframe Developer with deep expertise in IBM mainframe technologies to design, develop, maintain, and modernize mission-critical enterprise applications. The ideal candidate will play a key role in system stability, performance optimization, and mentoring junior developers while collaborating with cross-functional teams.
Job Responsibility:
Design, develop, test, and maintain mainframe applications using COBOL, PLI, and JCL
Analyze business requirements and translate them into technical solutions
Maintain and enhance existing legacy systems to ensure performance, reliability, and scalability
Debug production issues and perform root-cause analysis
Optimize batch and online processing for efficiency and reliability
Work with DB2, IMS, VSAM, and other mainframe data stores
Participate in system upgrades, migrations, and modernization initiatives
Ensure compliance with security, audit, and regulatory standards
Provide technical leadership and mentor junior developers
Collaborate with QA, operations, business analysts, and infrastructure teams
Requirements:
7 years of hands-on mainframe development experience
Strong proficiency in COBOL and JCL
Experience with CICS and/or IMS transaction processing
Solid knowledge of DB2 and SQL
Experience working in large-scale batch and online systems
Strong problem-solving and analytical skills
Excellent communication and documentation abilities
Nice to have:
Experience with PLI, REXX, or Assembler
Exposure to mainframe modernization or cloud integration projects
Familiarity with DevOps tools (Endevor, Changeman, Git, CI/CD pipelines)
Knowledge of financial, insurance, healthcare, or government systems