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Senior Mainframe Developer Jobs in Michigan (NOW HIRING)

Epitec, Inc.

Senior Mainframe Developer

Detroit, MI

... mainframe tools. 5+ years in the development and maintenance of business applications utilizing the full SDLC * experienced in developing the conceptual architecture / design solution for projects

General Motors

Senior Software Engineer

Warren, MI · On-site

$115K - $151K/yr

... mainframe and midrange applications * Solid understanding of midrange platforms and frameworks such as Spring Boot and Spring Framework. * Agile, Scrum, Kanban methodologies * DevOps: IBM Developer ...

General Motors

Senior Software Engineer

Warren, MI

$115K - $151K/yr

... mainframe and midrange applications * Solid understanding of midrange platforms and frameworks such as Spring Boot and Spring Framework. * Agile, Scrum, Kanban methodologies * DevOps: IBM Developer ...

Stefanini

Senior Software Developer

Livonia, MI · On-site

$51 - $67.50/hr

Stefanini is looking for a Senior Software Developer (Dearborn, MI) This role will serve as the ... This role requires strong mainframe expertise, the ability to operate in a production support ...

Saanvi Technologies

Mainframe Software Engineer

Dearborn, MI · On-site

$45 - $58/hr

Mainframe Software Engineer Dearborn, MI (Hybrid 4days onsite, 1day remote) W2 NOte:Hybrid Position ... We are seeking a highly experienced Senior Software Engineer for the Vehicle Invoicing and Drafting ...

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How much do senior mainframe developer jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for senior mainframe developer in Michigan is $50.25, according to ZipRecruiter salary data. Most workers in this role earn between $47.16 and $54.90 per hour, depending on experience, location, and employer.

What is a senior mainframe developer?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.

What are some common challenges faced by senior mainframe developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

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

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What are the most commonly searched types of Mainframe Developer jobs in Michigan?

The most popular types of Mainframe Developer jobs in Michigan are:

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For Senior Mainframe Developer jobs in Michigan, the most frequently searched job titles are:

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Senior Mainframe Developer jobs near you
Infographic showing various Senior Mainframe Developer job openings in Michigan as of August 2026, with employment types broken down into 82% Full Time, 6% Part Time, 11% Contract, and 1% Nights. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $104,518 per year, or $50.2 per hour.

Senior Mainframe Developer

Detroit, MI

Epitec, Inc.
Recruiting and Staffing Services • 1 - 5K employees
Learn more about Epitec, Inc.external

Full-time

Re-posted 11 days ago

Job description

Company Description

.

Job Description

Acts as a technical project team member, providing expertise on the design needs of the technical area.

Creates conceptual and detailed design documents

Identifies components required for technical development within the impacted systems (i.e. JCL, schedule, capacity, job stream, space requirements, operational dependencies, etc.)

Responsible and accountable for developing designs aligned with target architectures and frameworks.

Consults with the functional business areas to refine business requirements and functional design; assists in relating requirements and design to a technical solution

Develop scenarios, test cases and sequences of testing events specifically addressing the business requirements.

Determine programs, jobs and systems to execute for defined system updates.

 Creates technical development  plans, scenarios, test cases, and test data


Responsible and accountable for the execution of the approved development plans.

Required to document all test results within the agreed upon time-frames outlined by the project work plan.

Provide pro-active consultation on the development plans and schedules to optimize the overall development effort.


Qualifications

5 +years experience performing and executing development and maintenance to a formal methodology.

5+ years experience and strong knowledge of COBOL, IMS, DB2, MQ Series, and other mainframe tools.

 5+ years in the development and maintenance of business applications utilizing the full SDLC  

  • experienced in developing the conceptual architecture / design solution for projects
  • Proven ability in identifying and documenting architecturally significant aspects/views of the systems
  • Able to deliver and collect best design practices across projects (e.g. decoupling and reuse)
  • Able to design application frameworks with security components to ensure data from unauthorized use and disclosure
  • Familiarity with industry best design approaches
  • Understands coding, design, and security standards
Additional Information
All your information will be kept confidential according to EEO guidelines.

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