COBOL Developer

Job Title: COBOL Developer
Location: Boston, MA Onsite



Experience: 8+ Years

Job Description

We are seeking an experienced Senior COBOL Developer to design, develop, maintain, and support enterprise mainframe applications. The ideal candidate will have strong hands-on experience with COBOL, JCL, DB2, CICS, VSAM, and mainframe batch/online processing . The candidate will work closely with business analysts, technical teams, and application support teams to deliver enhancements and resolve production issues.

Key Responsibilities

• Design, develop, enhance, and maintain COBOL mainframe applications .
• Analyze business and technical requirements and translate them into technical solutions.
• Develop and maintain COBOL batch and online programs .
• Create and modify JCL for application execution, scheduling, and batch processing.
• Develop and optimize DB2 SQL queries, stored procedures, and database interactions.
• Work with CICS programs and transactions for online processing.
• Develop and maintain VSAM files and associated file-processing programs.
• Perform program analysis, coding, unit testing, debugging, and implementation.
• Troubleshoot complex production issues and perform root-cause analysis (RCA) .
• Analyze application logs, job outputs, abends, dumps, and system errors to identify issues.
• Participate in application releases, deployments, and production support activities.
• Work with scheduling tools such as Control-M or similar enterprise schedulers.
• Perform performance tuning for COBOL programs, DB2 queries, and batch jobs.
• Develop technical documentation, program specifications, and implementation documentation.
• Collaborate with Business Analysts, QA teams, architects, and offshore/onshore development teams.
• Participate in Agile/Scrum ceremonies, code reviews, and technical discussions.
• Ensure development follows enterprise coding standards, security guidelines, and change-management processes.