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Mainframe Developer Jobs in Wisconsin (NOW HIRING)

MF Cobol developer

Madison, WI · On-site

$49.50 - $63.50/hr

Mainframe COBOL Developer Overview / Summary We are seeking a highly skilled Mainframe COBOL Developer with 4+ years of experience in Mainframe development to join our team working onsite in Madison ...

New

Jenkins * 2 yrs of SDET knowledge in PL1 (Mainframe) * 2 yrs of Insurance knowledge * Framework Design and Enhancement * Experience with Insurance domain * Ability to work in team environment and ...

Jenkins * 2 yrs of SDET knowledge in PL1 (Mainframe) * 2 yrs of Insurance knowledge * Framework Design and Enhancement * Experience with Insurance domain * Ability to work in team environment and ...

Senior CA-Gen Developer

Madison, WI · On-site

$55 - $72.50/hr

... a mainframe DB2 client-server environment * Ability to independently perform a variety of ... analysis and programming tasks with a wide degree of creativity and latitude * Senior-level ...

Job Purpose /Summary The Programmer/Analyst is responsible for developing and maintaining ... mini/mainframe computer operating systems; hardware and software installation, testing and ...

Company Description Job Purpose /Summary The Programmer/Analyst is responsible for developing and ... mini/mainframe computer operating systems; hardware and software installation, testing and ...

Build & CI pipeline management tools - Ability to conceptualize, design and execute a customized end-to-end CI/CD pipeline and workflow solution (DevOps). * Familiarity and experience with design ...

... (DevOps) Familiarity and experience with design, setup and management of Dev, QA & Production Environments for high availability distributed applications with very large user base Leadership and ...

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Mainframe Developer information

See Wisconsin salary details

$10

$53

$73

How much do mainframe developer jobs pay per hour?

As of Jul 12, 2026, the average hourly pay for mainframe developer in Wisconsin is $53.88, according to ZipRecruiter salary data. Most workers in this role earn between $47.55 and $61.15 per hour, depending on experience, location, and employer.

What is the difference between Mainframe Developer vs Mainframe Analyst?

AspectMainframe DeveloperMainframe Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing and maintaining existing mainframe systems
Skills & CertificationsCOBOL, JCL, DB2, certifications like IBM Certified DeveloperCOBOL, JCL, system analysis, troubleshooting skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsSupport teams, system analysis, user support
Industry UsageFinancial services, insurance, government agenciesFinancial institutions, healthcare, government agencies

While Mainframe Developers focus on creating and implementing mainframe applications, Mainframe Analysts primarily analyze, troubleshoot, and maintain existing systems. Both roles require similar technical skills and often work within the same industries, but their core responsibilities differ in development versus support and analysis.

What are some common challenges Mainframe Developers face when integrating legacy systems with modern applications?

Mainframe Developers often encounter challenges such as ensuring compatibility between legacy systems and newer technologies, managing data migration without disrupting business operations, and maintaining the security of sensitive data. Effective communication with cross-functional teams, such as application developers and infrastructure engineers, is essential to address these challenges. Staying updated on both mainframe and modern programming practices helps ease integration and ensures long-term system reliability.

What are Mainframe Developers?

Mainframe Developers are specialized software engineers who design, develop, maintain, and troubleshoot applications on mainframe computer systems, such as IBM's z/OS. They typically work with languages like COBOL, JCL, and CICS, and are responsible for ensuring the performance, security, and reliability of mission-critical business applications. Mainframe Developers are commonly employed in industries like banking, insurance, and government, where large-scale, high-volume transaction processing is essential.

What are the key skills and qualifications needed to thrive as a Mainframe Developer, and why are they important?

To thrive as a Mainframe Developer, you need expertise in programming languages such as COBOL, JCL, and SQL, along with a strong understanding of mainframe operating systems and batch processing concepts. Familiarity with tools like IBM z/OS, DB2, CICS, and version control systems is typically required, and certifications from IBM or related organizations can be beneficial. Strong problem-solving abilities, attention to detail, and effective communication skills help Mainframe Developers excel in troubleshooting and collaborating with cross-functional teams. These skills are crucial for maintaining, optimizing, and modernizing legacy systems that are vital to many large organizations’ operations.
What are the most commonly searched types of Mainframe Developer jobs in Wisconsin? The most popular types of Mainframe Developer jobs in Wisconsin are:
What job categories do people searching Mainframe Developer jobs in Wisconsin look for? The top searched job categories for Mainframe Developer jobs in Wisconsin are:
What cities in Wisconsin are hiring for Mainframe Developer jobs? Cities in Wisconsin with the most Mainframe Developer job openings:
Sr Mainframe Programmer Hybrid

Sr Mainframe Programmer Hybrid

Tektree Systems Inc.

Brookfield, WI • On-site

Other

Posted 9 days ago


Job description

Role is hybrid based out of any of the following locations: Brookfield, WI Richfield, MN Chicago, IL Irving, TX Atlanta, GA

Job Requirements:
- Resource should be hands on in Mainframe Technologies COBOL, VSAM, DB2, CICS, JCL
- Having knowledge in GIT and IDZ will be an additional advantage

Years of experience required: 8+