> Markdown version of [/jobs/ext/3241588-looking-for____mainframe-developer](https://www.wearedevelopers.com/jobs/ext/3241588-looking-for____mainframe-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Looking For____Mainframe Developer - **Company:** Anveta Inc - **Location:** Richardson, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Customer Information Control System (CICS), COBOL (Programming Language), Data Validation, IBM DB2, Job Control Language (JCL), Production Code - **Published:** September 21, 2026 - **Apply:** https://www.dice.com/job-detail/d945e3c0-f64a-4127-a100-e1ec5be28bd5 ## About the Role 9 years of hands-on mainframe development experience Strong proficiency in: COBOL, JCL DB2, IMS MQ, CICS (nice to have) Experience with tools like Endeavor Proven experience working on modernization/migration efforts (e.g., IDMS to DB2, COBOL to Micro Focus) Ability to work independently and deliver production-ready code Familiarity with data validation strategies between legacy and modern systems ## Description Analyze, modify, and migrate COBOL programs referencing IDMS to DB2 Modify JCL, batch jobs, and online CICS transactions to remove IDMS dependencies Reference and conform to DB2 table formats provided by DBAs Collaborate with onshore/offshore team members in daily standups Work closely with technical leads to meet aggressive project deadlines Conduct data validation and comparison between IDMS and DB2 using extract utilities Package and promote code using tools like Endeavor