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COBOL​/DBApplication Developer

Job in Chicago, Cook County, Illinois, 60290, USA
Listing for: Konnect IT Group, Inc.
Full Time position
Listed on 2025-12-02
Job specializations:
  • IT/Tech
    IT Consultant, Systems Analyst, Database Administrator, Cloud Computing
Job Description & How to Apply Below
Position: COBOL/DB2 Application Developer

We are seeking a COBOL/DB2 Application Developer/Manager with more than six years of experience in enterprise application development and management. The ideal candidate will have strong expertise in COBOL and DB2
, with proven experience maintaining, enhancing, and modernizing mainframe applications critical to business operations. Additional expertise in IMS DB/DC, JCL, and CICS is required for this role.

Key Responsibilities
  • Design, develop, enhance, and maintain mainframe applications using COBOL, DB2, IMS DB/DC, JCL, and CICS.
  • Analyze business requirements and translate them into technical solutions.
  • Write, optimize, and troubleshoot DB2 queries, stored procedures, and batch jobs.
  • Support application performance tuning, debugging, and defect resolution.
  • Manage batch processing workflows with JCL and CA Scheduler.
  • Provide production support and ensure system reliability.
  • Collaborate with business analysts, QA teams, and operations to ensure smooth delivery.
  • Document technical processes and contribute to system modernization initiatives.
Mandatory Skills
  • Strong hands-on expertise in COBOL and DB2.
  • Experience with IMS DB/DC, JCL, and CICS in enterprise environments.
  • Proficiency in designing, coding, testing, and supporting mainframe applications.
  • Solid understanding of enterprise application architecture and SDLC.
  • Ability to troubleshoot and resolve application and performance issues.
Desirable Skills
  • Experience with CA Scheduler or similar job scheduling tools.
  • Knowledge of application modernization strategies (e.g., migrating legacy applications to distributed or cloud platforms).
  • Familiarity with performance monitoring and tuning in DB2 and CICS environments.
  • Strong documentation and knowledge-sharing skills.
  • Exposure to Agile development methodologies.
Seniority level
  • Mid-Senior level
Employment type
  • Full-time
Job function
  • Engineering and Information Technology
Industries
  • IT Services and IT Consulting
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