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Mainframe Applications Developer Jobs (NOW HIRING)

USG, Inc.

Mainframe Engineer/Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

... Developer to join a collaborative, high-performing technology team ... In this role, you will design, develop, test, and support mainframe applications while partnering ...

Delan Associates, Inc.

Mainframe Developer

Mclean, VA · On-site

$49.50 - $63.75/hr

Position: Mainframe Developer (Banking Domain) Location: McLean, VA (Onsite, 5 days/week) Note ... Key Responsibilities Design, develop, test, and maintain IBM Mainframe applications Analyze ...

Laiba Technologies LLC

Mainframe Developer

Jersey City, NJ · On-site

$51.25 - $65.75/hr

Senior Mainframe Developer Location: New York City, NY/ Jersey City, NJ - 4 Days onsite role ... Perform code screening, analysis, and scraping of existing mainframe applications to identify ...

Delan Associates, Inc

Mainframe Developer

Mclean, VA · On-site

$49.50 - $63.75/hr

Position: Mainframe Developer (Banking Domain) Location: McLean, VA (Onsite, 5 days/week) Note ... Key Responsibilities Design, develop, test, and maintain IBM Mainframe applications Analyze ...

Delan Associates, Inc

Mainframe Developer

Mclean, VA · On-site

$49.50 - $63.75/hr

Position: Mainframe Developer (Banking Domain) Location: McLean, VA (Onsite, 5 days/week) Note ... Key Responsibilities Design, develop, test, and maintain IBM Mainframe applications Analyze ...

2T Consulting

Mainframe Assembler Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler ... Develop and support applications in mainframe environments, including z/OS operating systems.

New

Prophecy Technologies

Mainframe Developer

Atlanta, GA · On-site

$47 - $60.50/hr

Design, develop, test, and maintain Mainframe applications. * Develop and modify programs using ... Mainframe Developer, COBOL, JCL, DB2, CICS, VSAM, IMS, MQ Series, Production Support, Application ...

Vytwo

Mainframe Developer

Prosper, TX · On-site

$50/hr

A Mainframe Developer required in developing and maintaining applications on mainframe systems, typically using languages like COBOL, JCL, and CICS. * Strong knowledge of DB2. What are the key ...

Judge Group, Inc.

Mainframe Developer

Salt Lake City, UT · On-site

$105K - $115K/yr

Mainframe Developer Location: Salt Lake City, UT Employment Type: Contract-to-Hire (6+ Months ... Design, develop, and maintain enterprise mainframe applications using COBOL, JCL, CICS, DB2, and ...

Delan Associates Inc.

Mainframe Developer

Mclean, VA · On-site

$49.75 - $63.75/hr

Deland, Gibson Insurance Associates is seeking an experienced Mainframe Developer with strong ... Responsibilities : • Design, develop, test, and maintain IBM Mainframe applications • Analyze ...

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Mainframe Applications Developer information

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$10

$48

$66

How much do mainframe applications developer jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for mainframe applications developer in the United States is $48.94, according to ZipRecruiter salary data. Most workers in this role earn between $43.51 and $56.97 per hour, depending on experience, location, and employer.

What is a mainframe applications developer?

A Mainframe Applications Developer is an IT professional who designs, develops, and maintains software applications that run on mainframe computers. Mainframes are powerful computing systems used by large organizations for critical applications, such as banking, insurance, and government systems. These developers typically work with programming languages like COBOL, JCL, and CICS, and ensure that mainframe applications are efficient, secure, and reliable. Their responsibilities also include troubleshooting issues, optimizing performance, and supporting system integration with modern technologies.

How does a mainframe applications developer typically collaborate with business analysts and other IT teams during a project?

Mainframe Applications Developers regularly work with business analysts to clarify requirements, translate business needs into technical specifications, and ensure that solutions meet organizational objectives. They often participate in cross-functional meetings with infrastructure, quality assurance, and operations teams to coordinate deployments, troubleshoot issues, and optimize performance. Effective communication and collaboration are essential, as developers must align their code with broader system architectures and adhere to change management processes. This teamwork ensures smooth project delivery and ongoing system reliability.

What is the difference between Mainframe Applications Developer vs Mainframe Systems Analyst?

AspectMainframe Applications DeveloperMainframe Systems Analyst
Required CredentialsBachelor's in Computer Science or related, certifications like IBM Certified DeveloperBachelor's in Computer Science, certifications like IBM Certified Specialist
Work EnvironmentDevelops and codes mainframe applications, often in COBOL or PL/IAnalyzes system requirements, designs solutions, and supports mainframe systems
Employer & Industry UsageFinancial institutions, government agencies, large corporationsSame industries, focusing on system analysis and optimization
Common Search & Comparison IntentUnderstanding development roles in mainframe environmentsUnderstanding analysis and support roles in mainframe systems

The Mainframe Applications Developer primarily focuses on coding and building mainframe applications, while the Mainframe Systems Analyst concentrates on analyzing, designing, and supporting mainframe systems. Both roles are essential in mainframe environments, often working together to ensure system efficiency and functionality.

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

To thrive as a Mainframe Applications Developer, you need strong programming skills in COBOL, JCL, and related legacy languages, along with a degree in computer science or a related field. Familiarity with mainframe operating systems like IBM z/OS, database systems such as DB2, and tools like CICS or IMS is typically required, and certifications from IBM can be advantageous. Analytical thinking, attention to detail, and effective communication are vital soft skills for debugging complex code and collaborating with cross-functional teams. These skills and qualities are crucial to maintain, modernize, and ensure the reliability of mission-critical mainframe applications in large organizations.
More about Mainframe Applications Developer jobs
What are the most commonly searched types of Mainframe Applications Developer jobs? The most popular types of Mainframe Applications Developer jobs are:
What job categories do people searching Mainframe Applications Developer jobs look for? The top searched job categories for Mainframe Applications Developer jobs are:
What are popular job titles related to Mainframe Applications Developer jobs? For Mainframe Applications Developer jobs, the most frequently searched job titles are:
Mainframe Applications Developer jobs near you
Infographic showing various Mainframe Applications Developer job openings in the United States as of August 2026, with employment types broken down into 1% Internship, 78% Full Time, 16% Part Time, 1% Temporary, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $101,800 per year, or $48.9 per hour.

Mainframe Applications Developer

Resource Consultings Services Inc

Montgomery, AL • On-site

Full-time

Re-posted 17 days ago

Job description

Role: Mainframe Applications Developer

Location: Montgomery, Alabama

Duration: Full time


Position Description

  • Lead the design, development, testing, and implementation of Mainframe (COBOL, CICS, DB2, JCL) applications.
  • Having experience with TELON (COBOL Code generator) plus point.
  • Experience in developing Mainframe applications using COBOL, CICS, DB2, JCL and TELON.
  • Write Adhoc queries/SPUFI’s using DB2 SQL statements.
  • Maintain the existing applications/interface files and make the changes as per the user needs.
  • Must be able to work in a software development environment following SDLC of waterfall and Agile/scrum methodologies.
  • Meet with users, gather and analyze user needs and software requirements to determine feasibility of design.
  • Conduct unit testing and assist with integration testing.
  • Provides development status updates to the management on a regular basis.
  • Provides guidance on best practices for software development and ensures adherence to organization’s IT policies.
  • Responsible for writing stored procedures, Views, Functions, Triggers, DDL/DML queries.
  • Child Support Application experience is preferred.
  • Attend Production On-call

Must have Skills Required

  • COBOL, CICS, DB2, JCL, TSO
  • Excellent communication skills, both oral and written.
  • Ability to work independently, under pressure and self-motivated

Skills Preferred

  • Experience in working with  Financial Mainframe applications using COBOL, CICS, DB2, JCL,  and TSO
  • Experience using COBOL code generators such as TELON 
  • Child Support Application development and conversion experience is preferred.

Work Experience Required

•             Bachelor’s degree/Master’s degree with a minimum of 7 years’ experience in Mainframe applications

                                                                                                     (Or)

•             High School diploma or GED with a minimum of 10 years of experience in Mainframe applications.

Experience Preferred

  • Minimum of 8 – 10 years of Mainframe experience using COBOL, CICS, DB2, JCL,TSO
  • Experience in designing, developing and supporting complex mainframe applications.