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Senior Mainframe Software Engineer Jobs (NOW HIRING)

eTeam

Mainframe Software Engineer

Jersey City, NJ

$51.25 - $65.75/hr

Job: Mainframe Software Engineer Duration: 6 Months CTH Location: Coppell, TX, Jersey City, NJ Tampa, FL [Onsite] (NJ is preference) Being a member of IT CSS-WRAFT Delivery team, you will be ...

JS Consulting

Sr. Mainframe Developer

Woodlawn, MD · On-site

$51 - $65.50/hr

Job Title- Sr. Mainframe Developer Project Location - Woodlawn, MD (5 days per week onsite ... Develop JCL and software code using customer defined standards and software engineering best ...

NTT DATA

Mainframe Software Developer (FTE/Hybrid)

Roanoke, TX · Hybrid

$47 - $60.50/hr

Mainframe Software Developer (FTE/Hybrid) NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and ...

Keylent Inc

Sr Mainframe Developer

Parsippany, NJ · Hybrid

Sr Mainframe Developer Role: Mainframe Developer Location: Parsippany NJ (3 days a week) Senior Application Developer, Mainframe. This is to standup a batch mainframe process which will take Revenue ...

Forhyre

Unisys Mainframe Developer

Dallas, TX

$48.50 - $62.25/hr

We are looking for a Senior Mainframes Developer to work on mainframe software application development. In a dynamic, fast paced environment the IBM zTPF operating system is the central hub for all ...

Palnar

Sr. Mainframe Developer

Jersey City, NJ · On-site

$53.75 - $69/hr

Job Role: Sr. Mainframe Developer Location: Jersey City, NJ Duration Long Term * Minimum of 10 ... Familiarity with SDLC - Software Development Life Cycle. * Strong technical coding skills with a ...

PALNAR

Sr. Mainframe Developer

Jersey City, NJ

$51.25 - $65.75/hr

Job Role: Sr. Mainframe Developer Location: Jersey City, NJ Duration Long Term * Minimum of 10 ... Familiarity with SDLC - Software Development Life Cycle. * Strong technical coding skills with a ...

Forhyre

Unisys Mainframe Developer

Phoenix, AZ · On-site

$48.75 - $62.50/hr

We are looking for a Senior Mainframes Developer to work on mainframe software application development. In a dynamic, fast paced environment the IBM zTPF operating system is the central hub for all ...

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Senior Mainframe Software Engineer information

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$75.5K

$143.3K

$192K

How much do senior mainframe software engineer jobs pay per year?

As of Jun 4, 2026, the average yearly pay for senior mainframe software engineer in the United States is $143,292.00, according to ZipRecruiter salary data. Most workers in this role earn between $122,500.00 and $161,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Mainframe Software Engineer, and why are they important?

To thrive as a Senior Mainframe Software Engineer, you need deep expertise in COBOL, JCL, DB2, and mainframe architecture, often backed by a degree in computer science or related fields and several years of relevant experience. Familiarity with tools like IBM z/OS, CICS, RACF, and version control systems is typically required, along with certifications like IBM Certified System Programmer as a plus. Strong analytical thinking, problem-solving ability, and effective communication are crucial soft skills for leading projects and collaborating with cross-functional teams. These skills ensure reliable, secure, and efficient operation of critical legacy systems that are foundational to many large organizations.

What are some common challenges faced by Senior Mainframe Software Engineers when integrating legacy systems with modern technologies?

Senior Mainframe Software Engineers often encounter challenges when bridging legacy mainframe systems with newer technologies, such as ensuring compatibility, maintaining data integrity, and managing security risks. These integrations typically require a deep understanding of both the existing mainframe environment and the modern platforms being adopted. Collaboration with cross-functional teams, including application developers, architects, and business analysts, is essential to design effective solutions and minimize disruptions. Staying current with industry best practices and emerging tools can help address these challenges and ensure a smooth transition.

What are Senior Mainframe Software Engineers?

Senior Mainframe Software Engineers are experienced professionals who design, develop, maintain, and optimize software applications running on mainframe computer systems. They typically work with legacy programming languages such as COBOL, PL/I, or Assembler, and are responsible for ensuring the reliability, scalability, and security of critical business applications. Their role often includes troubleshooting complex issues, integrating new technologies with existing systems, and mentoring junior engineers. These specialists are essential for organizations that rely on mainframes for large-scale data processing and transaction management.

What is the difference between Senior Mainframe Software Engineer vs Mainframe Developer?

AspectSenior Mainframe Software EngineerMainframe Developer
CredentialsBachelor's in Computer Science or related, often with certifications like IBM Certified SpecialistSimilar educational background, often with certifications in mainframe technologies
Work EnvironmentLarge enterprise IT departments, financial institutions, government agenciesSame as Senior Mainframe Software Engineer, often within similar industries
ResponsibilitiesDesign, develop, and oversee mainframe applications; lead projects; troubleshoot complex issuesDevelop and maintain mainframe applications; focus on coding and debugging

While both roles involve mainframe technologies and similar credentials, Senior Mainframe Software Engineers typically have more leadership responsibilities and oversee projects, whereas Mainframe Developers focus primarily on coding and application maintenance.

More about Senior Mainframe Software Engineer jobs
What cities are hiring for Senior Mainframe Software Engineer jobs? Cities with the most Senior Mainframe Software Engineer job openings:
What are the most commonly searched types of Mainframe Software Engineer jobs? The most popular types of Mainframe Software Engineer jobs are:
What states have the most Senior Mainframe Software Engineer jobs? States with the most job openings for Senior Mainframe Software Engineer jobs include:
What job categories do people searching Senior Mainframe Software Engineer jobs look for? The top searched job categories for Senior Mainframe Software Engineer jobs are:
Senior Mainframe Software Engineer jobs near you
Infographic showing various Senior Mainframe Software Engineer job openings in the United States as of May 2026, with employment types broken down into 99% Full Time, and 1% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $143,292 per year, or $68.9 per hour.

Senior Mainframe Developer

Precision Technologies Corp

Minneapolis, MN • On-site

Contractor

Posted 19 days ago

Job description

Job Description:

We are seeking a highly experienced Senior Mainframe Developer with a strong background in Cobol and Hogan to join our innovative team. The ideal candidate will possess over 9+ years of experience in software development, with a proven track record of designing and implementing complex applications. Candidate will contribute and be a team player for the Mainframe Cobol, Hogan tech stack to enhance the software solutions and drive efficiency across development processes.

 
Responsibilities:
  • Lead the design, development, and deployment of Mainframe-based applications incorporating with strong skills with Cobol and Hogan.
  • Design, develop, and maintain mainframe applications using COBOL, JCL, and DB2.
  • Collaborate with developers, qa, to integrate with project team for design and develop applications.
  • Architect and implement scalable application development aligned with business requirements.
  • Ensure the performance, security, and reliability of applications throughout their lifecycle.
  • Conduct code reviews, providing constructive feedback and guidance to junior developers.
  • Collaborate with cross-functional teams to define project scope, objectives, and deliverables.
 
 
Requirements:
 
  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
  • Minimum of 9 years of proven experience as a Mainframe Developer with a strong portfolio of successful projects.
  • Extensive experience with strong background in COBOL, JCL, DB2, and other mainframe technologies, and will be responsible for ensuring the stability, performance, and scalability of legacy systems that are critical to our business operations.
  • The individual would split their time doing development work on new functionality support the ICS testing environments and the other half performing production support activities for the jobs running in IT, UAT and AAE.
  • Expertise with RPG400, RPG III, COBOL, or SYNON in an AS/400 environment, or COBOL or C in one of a variety of mid-range platforms such DEC VAX or HP3000. AS/400 Programmer, VAX Programmer, HP Programmer.
  • Performs all or part of full life cycle development process with an emphasis on developing business applications, supporting existing applications, modifying/enhancing them support current needs, and implementing the changes necessary as the needs of the business units change. Usually involves high-volume and large-scale batch or online processing.
  • Well versed in DevOps practices for mainframe CI/CD pipeline.
  • Familiarity with cloud platforms (AWS, Azure, Google Cloud) and their services.
  • Experience with database design, management.
  • Troubleshoot and resolve application issues and performance problems
  • Exceptional problem-solving skills, attention to detail, and a commitment to quality.
  • Strong communication, leadership, and mentorship abilities.
 
Preferred, but not required:
 
  • Experience with learning frameworks and utilizing best practices of AI.
  • Familiarity with containerization and orchestration technologies (Docker, Kubernetes).