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Mainframe Developer Jobs (NOW HIRING)

Mainframe Developer

Jersey City, NJ

$51.25 - $65.75/hr

Senior Mainframe Engineer (COBOL/CICS/DB2) Must Have Skills: -COBOL, CICS, DB2, JCL - Oracle and SQL - AWS - REST APIs - Jira - Domain: Brokerage, Corporate Actions, Trade Settlement (nice to have ...

Mainframe Developer

Merrimack, NH

$50.25 - $64.50/hr

Senior Mainframe Engineer (COBOL/CICS/DB2) Must Have Skills: -COBOL, CICS, DB2, JCL - Oracle and SQL - AWS - REST APIs - Jira Role Summary This role focuses on the ongoing maintenance and support of ...

Mainframe Developer

New York, NY · On-site

$53.50 - $69/hr

Job Summary (List Format) - Mainframe Developer at Must be local to NYC/NJ/CT - Develop and deliver high-quality software solutions across banking product domains using Mainframe technologies ...

Mainframe Developer

Charlotte, NC · On-site

$47.75 - $61.50/hr

Deloitte is a leading professional services firm that seeks an experienced Mainframe Developer to work collaboratively in a technology-driven environment. The role involves daily development ...

New

Mainframe Developer

Quincy, MA · On-site

$51.50 - $66.25/hr

Mainframe Developers (Solid work experience from Capital Markets and Mainframe Development in Fund Accounting (Accounting Platforms) area) Location : Quincy, MA Onsite/Hybrid : 4 days work from ...

Mainframe Developer

Raleigh, NC · On-site

$47.75 - $61.25/hr

Mainframe Developer Location: Anderson Building 695 Palmer Drive Raleigh, NC 27603 Duration: 12+ Months Client: Direct Client Required skills: DB2 (Z/OS) application Programming including knowledge ...

Lead Mainframe Developer

Plano, TX · Remote

$47.25 - $60.75/hr

Were looking for a Lead Mainframe Developer who can take ownership of complex systems, lead technical direction, and help bridge traditional mainframe infrastructure with modern development practices.

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Title: Mainframe Developer Location: Jersey City, NJ 8-10+ years of experience in designing and developing Mainframe applications Experience in COBOL (Modify existing programs to handling new ...

Mainframe Developer

Davenport, IA · Hybrid

$43.50 - $55.75/hr

BITCO Corporation is currently seeking a Mainframe Developer to join our Home Office team in Davenport, IA. BITCO provides quality insurance services to special industries including construction ...

Mainframe Developer

Rosemont, IL · On-site

$49.25 - $63.50/hr

Mainframe Developer Location: Rosemont,IL Duration: Fulltime Mainframe-L2 (Mandatory) As a Lead, you are responsible for managing a small team of analysts, developers, testers or engineers and drive ...

Mainframe Developer

Des Moines, IA · On-site

$47.75 - $61.50/hr

Mainframe Developer Location: Des Moines, IA Full-Time Qualifications Additional Information All your information will be kept confidential according to EEO guidelines.

Lead Mainframe Developer

Plano, TX · Remote

$50.25 - $64.50/hr

We're looking for a Lead Mainframe Developer who can take ownership of complex systems, lead technical direction, and help bridge traditional mainframe infrastructure with modern development ...

Mainframe Developer

San Francisco, CA · On-site

$57.75 - $74.25/hr

Deloitte is a leading professional services firm that seeks an experienced Mainframe Developer to work collaboratively in a technology-driven environment. The role involves daily development ...

New

Mainframe Developer

Westlake, TX · On-site

$47 - $60.50/hr

Job Summary We are seeking an experienced Mainframe Developer to support high-volume, business-critical production platforms within enterprise brokerage and money movement systems. This role involves ...

Mainframe Developer

Atlanta, GA · On-site

$47 - $60.50/hr

Deloitte is a leading professional services firm that seeks an experienced Mainframe Developer to work collaboratively in a technology-driven environment. The role involves daily development ...

New

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Mainframe Developer Location: Jersey City, NJ 8+ years of experience in designing and developing Mainframe applications Experience in COBOL (Modify existing programs to handling new business logic ...

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Mainframe Developer Location: Jersey City, NJ 8+ years of experience in designing and developing Mainframe applications Experience in COBOL (Modify existing programs to handling new business logic ...

Mainframe Developer

Tulsa, OK · On-site

$44.75 - $57.50/hr

Deloitte is a leading professional services firm that seeks an experienced Mainframe Developer to work collaboratively in a technology-driven environment. The role involves daily development ...

New

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Mainframe Developer information

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$10

$53

$72

How much do mainframe developer jobs pay per hour?

As of Jun 5, 2026, the average hourly pay for mainframe developer in the United States is $53.38, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.58 per hour, depending on experience, location, and employer.

What is the difference between Mainframe Developer vs Mainframe Analyst?

AspectMainframe DeveloperMainframe Analyst
Primary RoleDesigning, coding, and testing mainframe applicationsAnalyzing and maintaining existing mainframe systems
Skills & CertificationsCOBOL, JCL, DB2, certifications like IBM Certified DeveloperCOBOL, JCL, system analysis, troubleshooting skills
Work EnvironmentDevelopment teams, coding in mainframe environmentsSupport teams, system analysis, user support
Industry UsageFinancial services, insurance, government agenciesFinancial institutions, healthcare, government agencies

While Mainframe Developers focus on creating and implementing mainframe applications, Mainframe Analysts primarily analyze, troubleshoot, and maintain existing systems. Both roles require similar technical skills and often work within the same industries, but their core responsibilities differ in development versus support and analysis.

What are some common challenges Mainframe Developers face when integrating legacy systems with modern applications?

Mainframe Developers often encounter challenges such as ensuring compatibility between legacy systems and newer technologies, managing data migration without disrupting business operations, and maintaining the security of sensitive data. Effective communication with cross-functional teams, such as application developers and infrastructure engineers, is essential to address these challenges. Staying updated on both mainframe and modern programming practices helps ease integration and ensures long-term system reliability.

What are Mainframe Developers?

Mainframe Developers are specialized software engineers who design, develop, maintain, and troubleshoot applications on mainframe computer systems, such as IBM's z/OS. They typically work with languages like COBOL, JCL, and CICS, and are responsible for ensuring the performance, security, and reliability of mission-critical business applications. Mainframe Developers are commonly employed in industries like banking, insurance, and government, where large-scale, high-volume transaction processing is essential.

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

To thrive as a Mainframe Developer, you need expertise in programming languages such as COBOL, JCL, and SQL, along with a strong understanding of mainframe operating systems and batch processing concepts. Familiarity with tools like IBM z/OS, DB2, CICS, and version control systems is typically required, and certifications from IBM or related organizations can be beneficial. Strong problem-solving abilities, attention to detail, and effective communication skills help Mainframe Developers excel in troubleshooting and collaborating with cross-functional teams. These skills are crucial for maintaining, optimizing, and modernizing legacy systems that are vital to many large organizations’ operations.
More about Mainframe Developer jobs
What cities are hiring for Mainframe Developer jobs? Cities with the most Mainframe Developer job openings:
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Infographic showing various Mainframe Developer job openings in the United States as of May 2026, with employment types broken down into 96% Full Time, 3% Part Time, and 1% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $111,026 per year, or $53.4 per hour.

Mainframe Developer

Alkaeus

Jersey City, NJ

$51.25 - $65.75/hr

Other

Posted 6 days ago


Job description

Senior Mainframe Engineer (COBOL/CICS/DB2)

Must Have Skills:
-COBOL, CICS, DB2, JCL
- Oracle and SQL
- AWS
- REST APIs
- Jira
- Domain: Brokerage, Corporate Actions, Trade Settlement (nice to have)

Role Summary

This role focuses on the ongoing maintenance and support of core mainframe applications. You will be responsible for managing complex legacy logic, researching system behaviors, and ensuring the stability of brokerage platforms. While the primary focus is on mainframe technologies, a foundational understanding of cloud environments is required to support long-term modernization efforts. You are expected to independently review designs, ask critical questions, and challenge technical approaches to ensure optimal system performance.

Core Responsibilities

  • Application Maintenance: Maintain and optimize existing mainframe applications, focusing on COBOL, CICS (online and batch), and JCL environments.
  • Logic & Event Analysis: Research and review existing mainframe logic to determine how events behave and document findings for technical stakeholders.
  • Database Management: Manage data and execute complex queries using DB2 and SQL.
  • Independent Research: Independently analyze system behaviors and conduct thorough design reviews to identify potential improvements or risks.
  • Collaborative Development: Partner closely with developers to refine technical stories and requirements within an Agile environment. Ability to understand API driven cloud applications and collaborate with modernization teams.
  • Debugging & Troubleshooting: Perform end-to-end analysis and debugging of production issues, including the ability to look deeply into system logs.
  • AI Integration: Use Copilot and other AI-assisted tools to facilitate code research, analysis, and maintenance tasks.