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Cobol Developer Jobs in Wisconsin (NOW HIRING)

AI Developer

Milwaukee, WI ยท On-site

$53.75 - $71/hr

Ability to mentor and lead engineers in AI-first development methodologies, fostering a culture of innovation and technical excellence. * Technical expertise in AI integration across natural language ...

Developer II is responsible for the development of software. Essential Responsibilities Duties include (but are not limited to): As a software developer understand needs and translate those to viable ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Software Developer Code that saves lives. As a software developer at Epic, you'll write software that impacts the lives of 75% of Americans and 300 million patients around the world. Working in your ...

Showing results 41-60

Cobol Developer information

See Wisconsin salary details

$10

$56

$73

How much do cobol developer jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for cobol developer in Wisconsin is $56.04, according to ZipRecruiter salary data. Most workers in this role earn between $48.75 and $66.01 per hour, depending on experience, location, and employer.

What is a Cobol developer?

A COBOL Developer is a software programmer who specializes in using the COBOL (Common Business-Oriented Language) programming language to design, develop, maintain, and troubleshoot business applications. COBOL is a legacy language primarily used in mainframe computing environments, common in industries like banking, insurance, and government. COBOL Developers often work on updating, maintaining, or migrating older systems that are critical to business operations. Their responsibilities may also include analyzing existing code, optimizing performance, and ensuring systems comply with current regulatory and security standards.

What is the difference between Cobol Developer vs Mainframe Developer?

AspectCobol DeveloperMainframe Developer
Required CredentialsProficiency in COBOL, JCL, DB2Proficiency in COBOL, JCL, DB2, and mainframe tools
Work EnvironmentLegacy systems, mainframe environmentsMainframe systems, enterprise IT infrastructure
Employer & Industry UsageFinancial, insurance, government sectorsFinancial institutions, government agencies, large enterprises
Common Search & ComparisonOften compared for mainframe roles involving COBOLBroader role including system administration and maintenance

While both roles involve working with mainframe systems and COBOL, a Cobol Developer primarily focuses on coding and maintaining COBOL applications. A Mainframe Developer may handle a wider range of tasks, including system setup, maintenance, and integration within mainframe environments. The roles often overlap, but Cobol Developers are more specialized in application development.

What are some of the common challenges Cobol developers face when working with legacy systems?

Cobol Developers often encounter challenges related to maintaining and upgrading legacy systems, such as limited documentation, outdated hardware, and code that was written decades ago by other programmers. Integrating Cobol-based applications with modern technologies and platforms can also require creative problem-solving and strong analytical skills. Collaboration with business analysts and IT teams is essential to accurately translate current business needs into the existing codebase while ensuring system stability and data integrity.

What does a Cobol developer do?

COBOL stands for Common Business-Oriented Language. It is a programming language used in business applications. A COBOL developer works on developing applications using this programming language that operate on an organization's mainframe computers. Businesses use COBOL for large tasks, such as transaction and batch processing. As a COBOL developer, your responsibilities include coding new programs using COBOL or assessing and upgrading existing programs and applications to meet business needs and objectives.

Is there a demand for Cobol developers?

Cobol developers are still in demand for maintaining and updating legacy systems in industries such as banking, finance, and government. Many organizations seek experienced professionals with knowledge of mainframe environments, often requiring skills in COBOL programming, JCL, and related tools. While new development is limited, the need for maintenance and modernization keeps demand steady for qualified Cobol developers.

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

To thrive as a Cobol Developer, you need strong programming skills in COBOL, a solid understanding of mainframe environments, and experience with legacy systems, often supported by a degree in computer science or related field. Familiarity with tools like IBM z/OS, JCL, DB2, and transaction processing systems is typically required, along with knowledge of version control systems. Analytical thinking, attention to detail, and effective communication help developers troubleshoot issues and collaborate with teams maintaining critical enterprise applications. These skills and qualities are essential to ensure the reliability and modernization of core business systems that depend on COBOL.
What are the most commonly searched types of Cobol Developer jobs in Wisconsin? The most popular types of Cobol Developer jobs in Wisconsin are:
What job categories do people searching Cobol Developer jobs in Wisconsin look for? The top searched job categories for Cobol Developer jobs in Wisconsin are:
Infographic showing various Cobol Developer job openings in Wisconsin as of August 2026, with employment types broken down into 81% Full Time, 5% Part Time, and 14% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $116,555 per year, or $56 per hour.

$29.25/hr

Full-time

Re-posted 12 days ago


Job description

Shift:
1st Shift: 8:00am - 4:30pm, Monday - Friday
Status:
Represented, Local 9
Location:
Administration Building - Information Technology
Wage:
$26.91/hr. 1st year; $29.25 /hr. 2nd year
FLSA:
Non-Exempt
** Employment eligibility to work for Milwaukee County Transit System is required as the company is not currently able to pursue visa sponsorship for this position. **
JOB SUMMARY:
The Software Developer will provide full application life cycle development including but not limited to analysis, design, programming, system implementation, training, and documentation for applications and systems processes. The Software Developer will also provide advice and assistance on any application software problems that arise.
ORGANIZATION STRUCTURE:
The Software Developer reports to the Systems Development Manager.
ESSENTIAL FUNCTIONS:
  1. Programming maintenance on existing applications, both in-house and third-party, including Dynamics 365 and Ceridian Forms.
  2. Programming modifications to purchased software packages.
  3. Confirm application operation by conducting tests and making modifications as appropriate.
  4. Perform structured systems analysis and design.
  5. Review and recommend changes to user methods and procedures.
  6. Review and evaluate application software packages and system development tools.
  7. Analyze and correct application software issues.
  8. Create and modify command files (shell scripts, batch files, etc.).
  9. Develop and install cross system application components.
  10. Create and maintain integrations between internal and third-party applications.
  11. Assist DBA with SQL Server and Oracle Database Administrative Tasks.
  12. Provide Project Management.
  13. Maintain Data Dictionary.
  14. Maintain Systems Documentation.
  15. Maintain Business User Documentation.
  16. Adhere to MCTS systems development standards.
  17. Maintain client confidence and protect operations by keeping information confidential.
  18. Perform all forms of testing including regression testing, unit testing and security vulnerability.

QUALIFICATIONS:
  1. Associate Degree in Computer Science, Business Administration Information Technology, or two (2) years of professional experience may be considered in lieu of degree requirement.
  2. One (1) year experience with Visual Studio 2019 or higher.
  3. One (1) year experience with .NET, C#, HTML, CSS5, JavaScript.
  4. One (1) year programming experience with SQL, T-SQL and PL/SQL.
  5. Six (6) months' experience with Dynamics 365 preferred.

KNOWLEDGE, SKILLS AND ABILITIES:
  1. Knowledge of information technology administration best practices and trends.
  2. Knowledge of Web-Based applications
  3. Knowledge of Bash and SQL (structured query language) scripting.
  4. Knowledge of server, data base environments and network infrastructure.
  5. Knowledge of MCTS operations and policies.
  6. Skilled in computer operations and spreadsheet, word processing, database, and related software.
  7. Skilled in troubleshooting and debugging.
  8. Ability to multitask.
  9. Ability to manage multiple projects
  10. Ability to develop and execute company strategies to attain outcomes for set goals.
  11. Ability to absorb/seek/teach new technologies
  12. Ability to develop and maintain effective and appropriate working relationships.
  13. Ability to communicate effectively, both verbally and in writing.
  14. Ability to work independently.

PHYSICAL REQUIREMENTS AND ENVIRONMENTAL FACTORS:
  1. Work is frequently conducted office or similar indoor environment relatively free from unpleasant environmental conditions or hazards.
  2. Physical requirements are those described as light work exerting up to 20 pounds of force occasionally, up to 10 pounds of force frequently, and/or a negligible amount of force constantly having to move objects.

DISCLAIMER STATEMENT:
The above are general requirements that must be met for consideration. They are not intended to be an exhaustive list of job qualifications or job duties. For more detailed job position information, please refer to the job description, which is available upon request from the Human Resources Department.
Milwaukee County Transit System is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age; protected veteran status, status as a qualified individual with a disability or any other characteristic protected by law.