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Senior Mainframe Developer Jobs in Lapeer, MI (NOW HIRING)

Senior Mainframe Developer information

See Lapeer, MI salary details

$35

$53

$61

How much do senior mainframe developer jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for senior mainframe developer in Lapeer, MI is $53.16, according to ZipRecruiter salary data. Most workers in this role earn between $49.86 and $58.08 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 popular job titles related to Senior Mainframe Developer jobs in Lapeer, MI?

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

What cities near Lapeer, MI are hiring for Senior Mainframe Developer jobs?

Cities near Lapeer, MI with the most Senior Mainframe Developer job openings:

Infographic showing various Senior Mainframe Developer job openings in Lapeer, MI as of August 2026, with employment types broken down into 84% Full Time, 6% Part Time, and 10% Contract. Highlights an 79% Physical, 5% Hybrid, and 16% Remote job distribution, with an average salary of $110,568 per year, or $53.2 per hour.

.NET Applications Consultant

Sonsoft Inc

Auburn Hills, MI

Full-time

Re-posted 27 days ago


Job description

Company Description

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Job Description

erves as a team leader/senior technical team member in the planning, designing, developing, implementing, and/or supporting complex to moderately complex new or revised processes, systems, or networks.  Acts as an acknowledged expert in one or more technical specialties and/or mission critical application systems, and provides leadership in design, development and application integration.  Ensures functional and technical designs support customer requirements.  Develops an understanding of the Auto Club Group business strategy and competitive environment and translate and implements business strategies into technology solutions.  Provides a high degree of technical and/or application expertise and design/programming leadership.  Assists Security team in the development of appropriate audit controls and procedures to ensure the integrity and protection of company resources.  Develops work plans and estimates projects and ensures that project team(s) and/or plan deliverables remain on schedule and budget.

Qualifications

Qualifications:

Required Qualifications (these are the minimum requirements to qualify):

Education (include minimum education and any licensing/certifications):

  • Bachelor's degree in Computer Science or a related field or an equivalent level of work experience.


Experience in/with:

  • Designing, developing, implementing, or supporting complex to moderately complex information systems
  • Building or supporting mainframe or distributed systems
  • Identifying, analyzing and resolving complex business/technical problems
  • Technology assessment, recommendations and selection
  • Providing technical consultation/leadership to project teams
  • Staffing, coordinating/leading a large project team or a  variety of small project teams
  • Budgeting and expense control
  • Mainframe, distributed, and/or Web-based system design and development
  • Database management systems (e.g.,IMS,DB, Oracle, DB2, SQL Server)
  • PC fundamental software tools (e.g. MS Office)
  • Programming languages (e.g., COBOL, JAVA, HTML, XML, C++)
  • Prototyping
  • Database design
  • Project management tools and techniques
  • Multi-platform capabilities
  • User interaction
  • HTML and web development tools
  • System development tools (e.g. Endevor, IMS Expert, Xpediter, SQA Team Test, Eclipse)
  • Integration

Knowledge and Skills:

  • Relational database concepts
  • Use cases, object oriented design and programming techniques
  • Systems operation practices
  • Security and control procedures
  • Web server, and ip-level distributed technologies
  • Evaluation of a complex system and understand the inter-dependencies between components
Additional Information

** U.S. Citizens and those who are authorized to work independently in the United States are encouraged to apply. We are unable to sponsor at this time.

This is a Full-Time / Permanent job opportunity.

Only US Citizen, Green Card Holder, GC-EAD, H4-EAD & L2-EAD can apply.

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



Sonsoft logo

About Sonsoft

Sourced by ZipRecruiter

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Alpharetta, GA, US

Year founded

2007