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Mainframe Developer Jobs in Wisconsin (NOW HIRING)

Bank is seeking a z/OS Systems Programmer that has extensive experience in mainframe technologies with an emphasis on installation/upgrading, tuning, and troubleshooting of z/OS and third-party ...

Software Integration Engineer

Franklin, WI · Hybrid

$96K - $130K/yr

Proficiency in IBM MQ (Linux, MQ Appliance, Mainframe MQ preferred). * Strong skills in Python, Java, Shell Scripting, and Git. * Experience in reverse engineering and system analysis. * Familiarity ...

Sr. Java Developer

Madison, WI

$57.75 - $73.50/hr

Experience building and deploying large scale Java web applications Conceptual knowledge of information technologies and methodologies in mainframe, midrange, Web and PC computing environments ...

Our company provides application analysis, design, development and programming, software ... Excellent skills in Data Bases (GreenPlum, Oracle, DB2 Mainframe) (worked at least 2 to 3 years in ...

The Technical Sales Engineer performs a variety of inside sales duties including answering ... Good M2K mainframe and personal computer skills including Windows, Word and Excel skills. * Good ...

... mainframe systems, on-prem and cloud environments. Detect, diagnose, and resolve performance ... Using GIT, GITHub, Jenkins, Azure DevOps, and Gitlab; Working with QA methodologies and automation ...

... mainframe systems, on-prem and cloud environments. Detect, diagnose, and resolve performance ... Using GIT, GITHub, Jenkins, Azure DevOps, and Gitlab; Working with QA methodologies and automation ...

Demonstrated ability to adapt to different mainframe/client environments and mainframe tool sets. Bonus if you have: * Minimum of 10 years experience working on FIS Systematics applications with ...

Senior Software Engineer (Hogan API)

Brookfield, WI · On-site

$116K - $152K/yr

Hands on Mainframe development experience with Hogan COBOL, JCL, CICS, Json and Splunk, IMS Database, Gitlab, IDz/RDz (IBM Developer for zOS), Jira * Strong experience with Application maintenance ...

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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:
Technology Architect - Mainframe (Continuous Integration Continuous Deployment OR CICD)

Technology Architect - Mainframe (Continuous Integration Continuous Deployment OR CICD)

Avance Consulting Services

Milwaukee, WI • On-site

$65.25 - $86/hr

Full-time

Re-posted 10 days ago


Job description

Company Description

Company:
A Global IT consulting firm with several large customer engagements across Europe and US. It provides strategic business consulting, technology, engineering and outsourcing services to help clients leverage technology and create impactful and measurable business value for every IT investment.
About us:
Avance Consulting Services is a global talent acquisition and executive search company. We work exclusively with some of the most reputed and admired clients across various sectors and geographies. This is a very urgent role. Apply NOW with your updated resume in word format. All selected profiles will be contacted within 1 day of application receipt

Job Description


HI,

I hope you are doing good.

I have a job opportunity related to your profile with one of our client, please find below Job Description for your review. If you are interested and available for the following position then please send your updated resume in word format along with your contact details to discuss further.


Role: Technology Architect - Mainframe (Continuous Integration Continuous Deployment OR CICD)
Duration: Full time / Permanent
Location: Milwaukee WI
Qualifications
Basic

Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.
At least 7 years of experience with Information technology.

Preferred

At least 8 years of experience with technology understanding of SCM Repositories - IBM RDz tools or equivalent
AT least 7 years of experience with Code quality, code review, static analysis and unit test tools - RD&T, Compuware workbench
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, setup and management of Dev, QA & Production Environments for high availability distributed applications with very large user base


Leadership and Management skills:

Automation scripting frameworks
Experience in defining new architectures and ability to drive an independent project from an architectural stand point
Analytical skills
Experience in Insurance domain. Experience and desire to work in a management consulting environment that requires regular travel

Qualifications

Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education.

Additional Information

All your information will be kept confidential according to EEO guidelines.


Avance Consulting logo

About Avance Consulting

Sourced by ZipRecruiter

Avance Consulting is a global leader in innovative talent solutions for diverse industries. Since 2007, we have been serving nearly a third of Fortune 500 companies and most of the top 100 technology companies worldwide. Our team of 700+ experts offers Engineering Services, Information Technology, Digital and Executive Search solutions from our offices in North America, UK, Europe and APAC. At Avance you can learn new skills and technologies, have more advancement opportunities and career growth, being a part of our productive atmosphere, and a positive reinforcement culture.

Industry

Recruiting and staffing services

Company size

501 - 1,000 Employees

Headquarters location

Somerset , NJ, US

Year founded

2007

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