This role is for one of Weekday’s clients
Salary range: Rs 1000000 - Rs 8000000 (ie INR 10 - 80 LPA)
Min Experience: 3+ years
Location: Remote (India), India
JobType: contract / part-time
We’re looking for experienced COBOL developers who have built and maintain their own COBOL codebases, public or private. You’ll work with your existing repositories, and the deep knowledge you have of them, to help improve how modern AI systems understand, write, and modernize COBOL. This is a remote, [contract / part-time] role with flexible hours.
Requirements
What you’ll do
Walk through COBOL repositories you’ve authored, explaining program structure, business logic, and design decisions Write, review, and debug COBOL programs, including copybooks, JCL, and file handling (VSAM, sequential, indexed) Evaluate AI-generated COBOL code for correctness, style, and maintainability, and give clear written feedback Create realistic tasks and test cases based on real-world mainframe and batch-processing scenarios Document legacy patterns and modernization approaches (e.g., COBOL to Java/C# migration, refactoring monolithic programs)
Must-haves
You have created and own at least one meaningful COBOL repository (GitHub, GitLab, Bitbucket, or a private codebase you can speak to in depth) 3+ years of hands-on COBOL development Strong grasp of COBOL divisions, data structures (PIC clauses, COMP/COMP-3, REDEFINES, OCCURS), and procedural logic Experience with JCL and at least one of CICS, DB2, IMS, or VSAM Clear written English and the ability to explain code to non-experts
Nice to have
Experience with IBM z/OS, Micro Focus COBOL, or GnuCOBOL Work in banking, insurance, government, or other mainframe-heavy industries Exposure to legacy modernization projects Familiarity with a modern language (Java, Python, C#)
COBOL, JCL, CICS
Good-to-have skillsIBM z/OS, Micro Focus COBOL, GnuCOBOL
Skills Required
- At least one meaningful COBOL repository created and owned, either public or private
- 3+ years of hands-on COBOL development experience
- Strong knowledge of COBOL divisions, data structures, PIC clauses, COMP/COMP-3, REDEFINES, OCCURS, and procedural logic
- Experience with JCL and at least one of CICS, DB2, IMS, or VSAM
- Clear written English and ability to explain code to non-experts
- Experience with IBM z/OS, Micro Focus COBOL, or GnuCOBOL
- Experience in banking, insurance, government, or other mainframe-heavy industries
- Exposure to legacy modernization projects
- Familiarity with Java, Python, or C#
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What We Do
Weekday is an AI-powered recruitment platform that helps startups hire top-tier engineering and product talent. By leveraging a massive database of white-collar professionals and advanced outreach tools, the company streamlines the hiring process through automated sourcing, AI-driven resume screening, and white-glove contingency services. Their mission is to modernize recruitment by enabling companies to discover and engage passive candidates efficiently, ensuring high-quality hires for critical roles.
