> Markdown version of [/jobs/ext/170155-mainframe-developer](https://www.wearedevelopers.com/jobs/ext/170155-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).

---

# Mainframe Developer

- **Company:** RCG, Inc.
- **Location:** United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Business Analytics Applications, Unit Testing, Customer Information Control System (CICS), COBOL (Programming Language), IBM DB2, Database Design, Software Debugging, Job Control Language (JCL), Mainframes, SQL Databases, Information Technology
- **Published:** May 15, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=65388d87872f3356

## About the Role

Do you have experience in SQL?, Do you have a Bachelor's degree?, 1. Bachelor's degree in Computer Science or related field.

 2. 10-15 years of experience in mainframe development, preferably in a large-scale enterprise environment.
 3. Proficient in COBOL, CICS, DB2, and JCL.
 4. Experience in SQL and database design.
 5. Strong analytical skills and detail-oriented.
 6. Excellent problem-solving skills and the ability to work independently.
 7. Strong communication skills with the ability to interact effectively with all levels of the organization.
 8. Experience in Agile development methodologies is a plus.
 9. Familiarity with modern mainframe tools and utilities.

## Description

We are seeking a talented Mainframe Developer with 10-15 years of experience to join our team in Illinois. The successful candidate will be responsible for mainframe development and maintenance, analysis of business requirements, and the creation of technical design documents. This role requires strong analytical skills, deep knowledge of DB2, and extensive experience in mainframe environments., 1. Work closely with business analysts and other developers to understand business requirements and translate them into technical design and system specifications.

 2. Design, code, test, debug, document, and maintain mainframe applications using COBOL, CICS, DB2, and JCL.
 3. Perform application analysis, design, development, unit testing, and support for mainframe systems.
 4. Ensure that systems are developed, enhanced, and maintained in accordance with established standards and procedures.
 5. Troubleshoot complex system and user issues and identify solutions.
 6. Collaborate with cross-functional teams to ensure high-quality product delivery.
 7. Provide technical leadership on mainframe technologies to the team and organization.
 8. Regularly update technical knowledge and skills.


## Related Videos

- [Building with IBM Bob](https://www.wearedevelopers.com/videos/100275-building-with-ibm-bob)
- [Cloud as the new mainframe: why the cloud hype does not reflect the dev reality](https://www.wearedevelopers.com/videos/797-cloud-as-the-new-mainframe-why-the-cloud-hype-does-not-reflect-the-dev-reality)
- [Data Fabric in Action - How to enhance a Stock Trading App with ML and Data Virtualization](https://www.wearedevelopers.com/videos/253-data-fabric-in-action-how-to-enhance-a-stock-trading-app-with-ml-and-data-virtualization)
- [Are you still programming unit tests or already generating?](https://www.wearedevelopers.com/videos/722-are-you-still-programming-unit-tests-or-already-generating)
- [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option)
- [Migrating from COBOL with AI: A Moonshot Demo](https://www.wearedevelopers.com/videos/1531-migrating-from-cobol-with-ai-a-moonshot-demo)

## Related Articles

- [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for)
- [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know)
- [The 10 C++ programming questions to expect in an interview](https://www.wearedevelopers.com/magazine/50-the-10-c-programming-questions-to-expect-in-an-interview)
- [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)
- [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges)
- [Quick guide: How to write a Software Developer CV](https://www.wearedevelopers.com/magazine/37-quick-guide-how-to-write-a-software-developer-cv)