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Mainframe Programming Jobs in Colorado (NOW HIRING)

Huntington

Mainframe Systems Engineer III

Hagerstown, MD · On-site

$161K - $191K/yr

The Mainframe Systems Engineer III candidate must have experience in one or more of the following disciplines: z/OS installation and customization, storage management, hardware configuration ...

Huntington

Mainframe Systems Engineer III

Denver, CO · On-site

$178K - $211K/yr

The Mainframe Systems Engineer III candidate must have experience in one or more of the following disciplines: z/OS installation and customization, storage management, hardware configuration ...

Visa

Director (Mainframe and GGS)

Denver, CO · Hybrid

$260K/yr

Coaches and develops engineers to adapt to evolving tools, frameworks, and AI-driven workflows ... Manage development resources on the IBM Mainframe Settlement and Reporting AND GGS applications, by ...

Visa

Director (Mainframe and GGS)

Denver, CO · On-site

$260K/yr

Coaches and develops engineers to adapt to evolving tools, frameworks, and AI-driven workflows ... Manage development resources on the IBM Mainframe Settlement and Reporting AND GGS applications, by ...

Visa

Director (Mainframe and GGS)

Denver, CO · Hybrid

$260K/yr

Coaches and develops engineers to adapt to evolving tools, frameworks, and AI-driven workflows ... Manage development resources on the IBM Mainframe Settlement and Reporting AND GGS applications, by ...

Aegon

Lead Software Engineer

Denver, CO · On-site

Summary The Lead Software Engineer mainframe and API-driven web technologies to build and support application solutions. Provides lead support for design and development to one or more application ...

Transamerica

Lead Software Engineer

Denver, CO · On-site

Summary The Lead Software Engineer mainframe and API-driven web technologies to build and support application solutions. Provides lead support for design and development to one or more application ...

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Mainframe Programming information

See Colorado salary details

$10

$56

$76

How much do mainframe programming jobs pay per hour?

As of Jun 19, 2026, the average hourly pay for mainframe programming in Colorado is $56.13, according to ZipRecruiter salary data. Most workers in this role earn between $49.52 and $63.70 per hour, depending on experience, location, and employer.

Can mainframe be replaced by AI?

Mainframe programming involves maintaining large-scale, reliable systems used in industries like finance and government. While AI can automate certain tasks such as code analysis and testing, it is unlikely to fully replace mainframe programmers due to the complexity, security, and specialized knowledge required for mainframe environments. Skilled mainframe developers are still in demand for system maintenance, optimization, and integration tasks.

What is the salary of a mainframe developer?

The salary of a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior roles or those with specialized skills in COBOL, JCL, or mainframe environments may earn higher salaries. Compensation often includes benefits such as health insurance and retirement plans.

Is mainframe still in demand?

Mainframe programming remains in demand in industries such as finance, insurance, and government, where large-scale, reliable transaction processing is essential. Many organizations continue to maintain and upgrade legacy mainframe systems, requiring skilled programmers familiar with languages like COBOL and tools such as JCL and CICS. This demand is expected to persist due to the high cost and complexity of migrating mainframe environments.

What are some typical challenges mainframe programmers face when integrating legacy systems with modern technologies?

Mainframe programmers often encounter challenges when integrating legacy systems with newer applications, such as differences in programming languages, data formats, and communication protocols. Ensuring data integrity and maintaining system performance during such integrations can be complex, especially since mainframes often run critical business operations. Collaboration with cross-functional teams, such as front-end developers and system architects, is essential to bridge technical gaps and ensure seamless interoperability. Staying updated with new tools and middleware solutions can also help address these integration challenges effectively.

What is mainframe programming?

Mainframe programming refers to the process of writing, maintaining, and troubleshooting software applications that run on mainframe computers, which are powerful systems used mainly by large organizations for critical operations. Mainframe programmers typically use languages like COBOL, JCL, and Assembler to develop software for batch processing, transaction management, and data processing. These roles require a deep understanding of mainframe operating systems, databases, and networking. Mainframes are known for their reliability, scalability, and ability to handle massive amounts of transactions, making mainframe programmers essential for industries like banking, insurance, and government.

What is the difference between Mainframe Programming vs Mainframe System Analyst?

AspectMainframe ProgrammingMainframe System Analyst
Primary RoleWriting, testing, and maintaining mainframe codeAnalyzing system requirements and designing solutions
Skills & CertificationsCOBOL, JCL, DB2, certifications in mainframe technologiesBusiness analysis, system design, and project management skills
Work EnvironmentData centers, mainframe servers, coding labsOffice settings, client meetings, project planning
Industry UsageFinancial institutions, government agencies, large enterprisesSame as mainframe programming, often collaborating closely

While mainframe programmers focus on coding and maintaining mainframe applications, mainframe system analysts analyze business needs and design system solutions. Both roles require knowledge of mainframe technologies, but their responsibilities differ in scope and focus.

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

To thrive as a Mainframe Programmer, you need a solid understanding of COBOL, JCL, DB2, and other legacy programming languages, often supported by a degree in computer science or a related field. Familiarity with mainframe environments like IBM z/OS, experience with tools such as TSO/ISPF, and certifications like IBM Certified System Programmer are highly valued. Analytical thinking, attention to detail, and effective communication skills help programmers solve complex problems and collaborate with stakeholders. These abilities are crucial for maintaining critical business systems, ensuring reliability, and supporting legacy infrastructure in large organizations.

Does mainframe need coding?

Mainframe programming requires coding skills, typically in languages like COBOL, PL/I, or Assembler. Mainframe professionals often write, test, and maintain code to support business applications and data processing tasks.
Mainframe Programming jobs near you
New Job Opening - Mainframe Engineer - Remote

New Job Opening - Mainframe Engineer - Remote

TriOptus LLC

Englewood, CO • On-site, Remote

$48.50 - $62.25/hr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Job Code - Mainframe Engineer
Work Location - Remote
Total Hours - 1 year contract initially
Description
  • IBM and IBM customer mainframe systems. Provide Tier3 host network services support in broadest sense, at expert level for host network components VTAM/SNA, TCP/IP, secure FTP, Telnet3270, SMTP, Netview, NetView/FTP, Connect Direct and XCOMetc.
  • The level of support requires understanding, knowledge and experience of IBM zSeries mainframe systems and technology, for z/OS (MVS).
  • Required competencies and knowledge and experience for the following host network components: z/OS Communication server, VTAM/SNA, APPN/EE (Enterprise Extender), TCP/IP, FTP, Including secure file transfer, Telnet 3270, incl. TLS/SSL, SMTP, Netview, NetView/FTP, and any other network component, which are defined in scope of support.

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