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Mainframe Developer Jobs in Wisconsin (NOW HIRING)

Mainframe CICS Systems Engineer

Wauwatosa, WI · On-site

$47.50 - $61.25/hr

The Mainframe CICS Systems Programmer/Engineer is responsible for all phases of CICS engineering, system and software maintenance, and CICS related operational functions. The candidate must be ...

MF Cobol developer

Madison, WI · On-site

$49.50 - $63.50/hr

... Developer a {text-decoration: none;color: #464feb;}tr th, tr td {border: 1px solid #e6e6e6;}tr th ... Integrate Mainframe applications with other systems and platforms to support data flow and ...

WI · On-site

$50.25 - $64/hr

The Purpose of This Role We are seeking an enthusiastic and detail-oriented Entry-Level Mainframe Systems Programmer to join our infrastructure team. This role provides an excellent opportunity to ...

WI · On-site

$44.75 - $57.75/hr

The Role As Director, Mainframe CICS/MVS Performance & Capacity, you will provide technical leadership for performance engineering, scalability, resiliency, and capacity management across Fidelity ...

Required : • JavaScript • Selenium (aka nightwatch.js, protractor, web driver, browser automation) • Experience in Shell scripting • Jenkins • 2 yrs of SDET knowledge in PL1 (Mainframe) • ...

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 ...

Showing results 21-40

Mainframe Developer information

See Wisconsin salary details

$10

$53

$73

How much do mainframe developer jobs pay per hour?

As of Sep 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 a mainframe developer?

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?

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 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 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.

Is a mainframe developer a good career?

A mainframe developer is a specialized IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy technologies like COBOL and JCL, but it may require ongoing learning of evolving mainframe tools and certifications. Overall, it can be a good career for those interested in enterprise computing and system stability.

Is a mainframe developer hard to learn?

Mainframe developers typically need to learn specialized programming languages like COBOL and understand mainframe environments, which can have a steep learning curve for beginners. However, with prior programming experience and training, acquiring the necessary skills is achievable, and many employers offer on-the-job training or certification programs.

Is mainframe developer still in demand?

Mainframe developers are still in demand in industries such as finance, insurance, and government, where legacy systems remain critical. They typically work with COBOL, JCL, and mainframe environments, and demand depends on the organization's reliance on mainframe technology and ongoing maintenance needs.

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:

Infographic showing various Mainframe Developer job openings in Wisconsin as of September 2026, with employment types broken down into 43% Full Time, and 57% Contract. Highlights an 100% In-person job distribution, with an average salary of $112,065 per year, or $53.9 per hour.

Mainframe CICS Systems Engineer

Wauwatosa, WI • On-site

Morgan Stanley
Finance and Insurance • 10K+ employees

$47.50 - $61.25/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 14 days ago


Morgan Stanley rating

8.3

Company rating: 8.3 out of 10

Based on 158 frontline employees who took The Breakroom Quiz


Job description

In the Technology division, we leverage innovation to build the connections and capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities. This is a Lead Cloud & Infrastructure Engineering position at the Vice President level, which is part of the job family responsible for managing and optimizing technical infrastructure and ensuring the seamless operation of IT systems to support business needs effectively. Morgan Stanley is an industry leader in financial services, known for mobilizing capital to help governments, corporations, institutions, and individuals around the world achieve their financial goals.

Interested in joining a team that's eager to create, innovate and make an impact on the world. Read on. Enterprise Technology & Services (ETS) delivers shared technology services for Morgan Stanley supporting all business applications and end users.

ETS provides capabilities for all stages of Morgan Stanley's software development lifecycle, enabling productive coding, functional and integration testing, application releases, and ongoing monitoring and support for over 3,000 production applications. ETS also delivers all workplace technologies (desktop, mobile, voice, video, productivity, intranet/internet) in integrated configurations that boost the personal productivity of employees. Application and end user functions are delivered on a scalable, secure, and reliable infrastructure composed of seamlessly integrated datacenter, network, compute, cloud, storage, and database functions.

The Enterprise Z organization (EZ) is a technology enabler for the business by providing a strong, resilient, and stable platform to host and enable business innovation/growth in our lines of business and global locations. EZ consists of experienced administration, operations and engineering staff required to support the platform. In addition to flexible hours, the Firm enables its staff to work remotely.

The EZ engineers work with the latest hardware and software technologies. The IBM z platform and the mainframe disk and tape technologies are frequently refreshed across our datacenters. The Mainframe CICS Systems Programmer/Engineer is responsible for all phases of CICS engineering, system and software maintenance, and CICS related operational functions.

The candidate must be comfortable working with CICS in a 24x7 large scale Sysplex and CICSPlex environment and must be able to interface with application developers and operations teams. The CICS engineer should have strong analytical, organizational and communication skills, as well as in-depth knowledge in CICS performance & tuning, debugging and dump analysis. On-call support and maintenance outside of normal working hours are needed to support the CICS environment and to resolve issues.

What you'll bring to the role: Knowledge of SMP/E, software upgrades and maintenance Knowledge of all CICS parameters that control performance in a CICSPlex environment. Knowledge of CICS SMF record structure and the CICS Performance Analyzer tool to gather statistics necessary to tune CICS regions Experience with CICSPlex SM implementation & customization, dynamic transaction routing, etc. Knowledge of the CICS resource definitions, including those that pertain to CICS region performance Experienced with the CICS monitoring tools such as Sysview for CICS.

Ability to perform problem determination, dump analysis and performance tuning Knowledge of Cobol to support application developers Experience with Mainframe Websphere MQ Excellent oral/written communication skills Skills desired: Assembler, COBOL and REXX coding and knowledge of CICS Exits Web application support in a CICS TS V6.x environment Understanding of zOS facilities such as: APF, Linklist, VSAM, LPA, RLS, Coupling Facility Utilization of CICS Configuration Manager Working knowledge of zOS & CICS Explorer Understanding of CICS REST Services Prior Application programming experience a plus. WHAT YOU CAN EXPECT FROM MORGAN STANLEY: At Morgan Stanley, we raise, manage and allocate capital for our clients - helping them reach their goals. We do it in a way that's differentiated - and we've done that for 90 years

Our values - putting clients first, doing the right thing, leading with exceptional ideas, committing to diversity and inclusion, and giving back - aren't just beliefs, they guide the decisions we make every day to do what's best for our clients, communities and more than 80,000 employees in 1,200 offices across 42 countries. At Morgan Stanley, you'll find an opportunity to work alongside the best and the brightest, in an environment where you are supported and empowered. Our teams are relentless collaborators and creative thinkers, fueled by their diverse backgrounds and experiences.

We are proud to support our employees and their families at every point along their work-life journey, offering some of the most attractive and comprehensive employee benefits and perks in the industry. There's also ample opportunity to move about the business for those who show passion and grit in their work. To learn more about our offices across the globe, please copy and paste https://www.morganstanley.com/about-us/global-offices into your browser

For Cleveland, Ohio: Expected base pay rates for the role will be between $110,000 and $165,000 per year at the commencement of employment. However, base pay if hired will be determined on an individualized basis and is only part of the total compensation package, which, depending on the position, may also include commission earnings, incentive compensation, discretionary bonuses, other short and long-term incentive packages, and other Morgan Stanley sponsored benefit programs. For Colorado: Salary range for the position: $125,000 and $175,000 per year.

The successful candidate may be eligible for an annual discretionary incentive compensation award. The successful candidate may be eligible to participate in the relevant business unit's incentive compensation plan, which also may include a discretionary bonus component. Morgan Stanley offers a full spectrum of benefits, including Medical, Prescription Drug, Dental, Vision, Health Savings Account, Dependent Day Care Savings Account, Life Insurance, Disability and Other Insurance Plans, Paid Time Off (including Sick Leave consistent with state and local law, Parental Leave and 20 Vacation Days annually), 10 Paid Holidays, 401(k), and Short/Long Term Disability, in addition to other special perks reserved for our employees.

Please visit mybenefits.morganstanley.com to learn more about our benefit offerings. The application window is expected to close 11/30/2026. For Illinois: Salary range for the position: $135,000 and $195,000 per year

The successful candidate may be eligible for an annual discretionary incentive compensation award. The successful candidate may be eligible to participate in the relevant business unit's incentive compensation plan, which also may include a discretionary bonus component. Morgan Stanley offers a full spectrum of benefits, including Medical, Prescription Drug, Dental, Vision, Health Savings Account, Dependent Day Care Savings Account, Life Insurance, Disability and Other Insurance Plans, Paid Time Off (including Sick Leave consistent with state and local law, Parental Leave and 20 Vacation Days annually), 10 Paid Holidays, 401(k), and Short/Long Term Disability, in addition to other special perks reserved for our employees.

Please visit mybenefits.morganstanley.com to learn more about our benefit offerings. For Maine: Expected base pay rates for the role will be between $125,000 and $175,000 per year at the commencement of employment. However, base pay if hired will be determined on an individualized basis and is only part of the total compensation package, which, depending on the position, may also include commission earnings, incentive compensation, discretionary bonuses, other short and long-term incentive packages, and other Morgan Stanley sponsored benefit programs

For Maryland: Salary range for the position: $140,000 and $195,000 per year. The successful candidate may be eligible for an annual discretionary incentive compensation award. The successful candidate may be eligible to participate in the relevant business unit's incentive compensation plan, which also may include a discretionary bonus component.

Morgan Stanley offers a full spectrum of benefits, including Medical, Prescription Drug, Dental, Vision, Health Savings Account, Dependent Day Care Savings Account, Life Insurance, Disability and Other Insurance Plans, Paid Time Off (including Sick Leave consistent with state and local law, Parental Leave and 20 Vacation Days annually), 10 Paid Holidays, 401(k), and Short/Long Term Disability, in addition to other special perks reserved for our employees. Please visit mybenefits.morganstanley.com to learn more about our benefit offerings. For Massachusetts: Expected base pay rates for the role will be between $135,000 and $195,000 per year at the commencement of employment

However, base pay if hired will be determined on an individualized basis and is only part of the total compensation package, which, depending on the position, may also include commission earnings, incentive compensation, discretionary bonuses, other short and long-term incentive packages, and other Morgan Stanley sponsored benefit programs. For Minnesota: Salary range for the position: $125,000 and $175,000 per year. The successful candidate may be eligible for an annual discretionary incentive compensation award.

The successful candidate may be eligible to participate in the relevant business unit's incentive compensation plan, which also may include a discretionary bonus component. Morgan Stanley offers a full spectrum of benefits, including Medical, Prescription Drug, Dental, Vision, Health Savings Account, Dependent Day Care Savings Account, Life Insurance, Disability and Other Insurance Plans, Paid Time Off (including Sick Leave consistent with state and local law, Parental Leave and X Vacation Days annually), 10 Paid Holidays, 401(k), and Short/Long Term Disability, in addition to other special perks reserved for our employees. Please visit mybenefits.morganstanley.com to learn more about our benefit offerings

For Vermont: Expected base pay rates for the role will be between $125,000 and $175,000 per year at the commencement of employment. However, base pay if hired will be determined on an individualized basis and is only part of the total compensation package, which, depending on the position, may also include commission earnings, incentive compensation, discretionary bonuses, other short and long-term incentive packages, and other Morgan Stanley sponsored benefit programs. For Virginia: Expected base pay rates for the role will be between $135,000 and $195,000 per year at the commencement of employment.

However, base pay if hired will be determined on an individualized basis and is only part of the total compensation package, which, depending on the position, may also include commission earnings, incentive compensation, discretionary bonuses, other short and long-term incentive packages, and other Morgan Stanley sponsored benefit programs. For Washington: Salary range for the position: $155,000 and $215,000 per year. The successful candidate may be eligible for an annual discretionary incentive compensation award.

The successful candidate may be eligible to participate in the relevant business unit's incentive compensation plan, which also may include a discretionary bonus component. Morgan Stanley offers a full spectrum of benefits, including Medical, Prescription Drug, Dental, Vision, Health Savings Account, Dependent Day Care Savings Account, Life Insurance, Disability and Other Insurance Plans, Paid Time Off (including Sick Leave consistent with state and local law, Parental Leave and 20 Vacation Days annually), 10 Paid Holidays, 401(k), and Short/Long Term Disability, in addition to other special perks reserved for our employees. Please visit mybenefits.morganstanley.com to learn more about our benefit offerings

Morgan Stanley is an equal opportunity employer committed to building and maintaining a workforce that is diverse in experience and background. Our recruiting efforts reflect our strong commitment to a culture of inclusion, where individuals are hired, developed, and advanced based on their skills and talents. Our workforce reflects a broad cross-section of the global communities in which we operate, bringing a variety of backgrounds, talents, perspectives, and experiences.

For more information, please visit: https://www.morganstanley.com/people-opportunities/eeo.


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About Morgan Stanley

Sourced by ZipRecruiter

Since our founding in 1935, Morgan Stanley has been committed to serving local and global communities by being a market leader in Investment Banking, Securities, Investment Management and Wealth Management services. Our belief that capital can work to benefit all of society inspires us to put our clients first, lead with exceptional ideas, hold our business to high ethical standards, and give back to communities around the world through philanthropy and public works. We have a smart casual dress code and operate under a philosophy that balances work with your personal life. Our people's talent, passion, and expertise is the fuel on which our organization runs, therefore, our people are our greatest asset. Diversity and inclusiveness is a critical component for our success and it is our priority to continue building a firm that values the unique background and identity of every one of our employees, thus enabling our people to bring their full, and best selves to work each day. Teamwork is the essence of our approach, and so are the values of integrity, excellence, and enabling our people to achieve at the highest levels. We invite you to learn more about our commitment to diversity and serving our community.

Industry

Finance and insurance and software development

Company size

10,000+ Employees

Headquarters location

New York, NY, US