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Mainframes Developer Jobs in Chicago, IL (NOW HIRING)

Capgemini

z/OS Connect API Engineer

Chicago, IL · On-site

$73K - $174K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

DB2 * RACF Development & DevOps * GitHub * CI/CD Pipelines * Git-based Version Control * Gradle Build Automation Additional Competencies * API Design and Development Best Practices * Mainframe ...

Ensono

Mainframe Security Engineer

Downers Grove, IL · On-site

Employee The primary role of the Mainframe System Security Engineer is to create, modify and maintain security access on internal and external userids and security rules access for mainframe systems.

Amaze Systems Inc.

Senior Developer

Naperville, IL · On-site

$54.50 - $72/hr

Technical Skills (APPS)-Mainframe-Language-Mainframe - COBOL Job : Technical Lead Other Requirement ... Developer Mandatory Skills Mainframe Cobol (Primary) JCL CICS VSAM Unix Shell scripting is ...

DSNSearch

CICS/MQ Systems Programmer

Chicago, IL · Remote

$56.75 - $72/hr

CICS /MQ MAINFRAME SYSTEMS PROGRAMMER CICS ~~ MQ ~~ Z/OS MAINFRAME SYSTEMS ~~ SMP/E ~~ JES 2 ~~ CICSPLEX ~~ INFRASTRUCTURE REMOTE !!~~ REMOTE!! ~~~~FULL TIME WITH BENEFITS/ANNUAL BONUS OPPORTUNITY~

krg technology inc

Mainframe SDM Delivery

Chicago, IL · On-site

Knowledge in at least two additional areas of technical disciplines is a strong plus: mainframe security, system programming, parallel sysplex, network, storage, High Availability, Performance and ...

Noblesoft Technologies

zOS Technical Developer

Lisle, IL · On-site

$45 - $52/hr

Role - zOS Technical Developer Location -Lisle, Illinois (Onsite, no remote) JD: * 5-8+ years of experience in mainframe development. * Strong proficiency in COBOL, JCL, CICS, VSAM, DB2, IMS, REXX.

Broadcom

R&D Engineer Software 3

Lisle, IL · On-site +1

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Broadcom's Mainframe Software Division (MSD) is looking for a talented and motivated Software Engineer with a passion for building high-quality applications using agile practices to join our ...

krg technology inc

Mainframe CICS and MQ

Chicago, IL · On-site

$50.50 - $65/hr

... collaborate with application developers on application design. ? Support for application ... Additional Information Strong experience in Mainframe CICS and MQ

Broadcom

R&D SW Engineer

Lisle, IL

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

About the Role Broadcom's Mainframe Software Division (MSD) is the industry leader in mainframe ... We are looking for a seasoned Software Engineer who has navigated complex production mainframe ...

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Showing results 21-40

All JobsMainframes Developer JobsMainframes Developer Jobs in Chicago, IL

Mainframes Developer information

See Chicago, IL salary details

$49.4K

$115.2K

$171K

How much do mainframes developer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for mainframes developer in Chicago, IL is $115,217.00, according to ZipRecruiter salary data. Most workers in this role earn between $92,700.00 and $133,900.00 per year, depending on experience, location, and employer.

What does a Mainframes Developer do?

A Mainframes Developer designs, codes, tests, and maintains applications running on mainframe systems, primarily using languages like COBOL, PL/I, or Assembler. They ensure the stability, security, and efficiency of legacy systems, often working with tools such as JCL and DB2, and may collaborate with system administrators and analysts to support business operations.

Is a mainframes developer a good career?

A mainframes developer is a specialized IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy systems and mainframe programming languages like COBOL. However, it requires specific skills and certifications, and the field may have limited growth compared to emerging technologies.

Is a mainframes developer still in demand?

Mainframes developers are still in demand in industries such as finance, government, and healthcare that rely on legacy systems. They typically work with COBOL, JCL, and mainframe environments, and demand persists due to the continued use of mainframe technology for critical applications. However, the number of new positions is gradually decreasing as organizations modernize their IT infrastructure.

What is the difference between Mainframes Developer vs Mainframes Analyst?

AspectMainframes DeveloperMainframes Analyst
Required CredentialsTypically a degree in Computer Science or related field; certifications like IBM Certified SpecialistSimilar credentials; often holds certifications in mainframe systems and analysis
Work EnvironmentDevelops, codes, and tests mainframe applications in a software development settingAnalyzes existing mainframe systems, gathers requirements, and supports system improvements
Employer & Industry UsageUsed by banks, insurance companies, and large enterprises for application developmentEmployed in similar industries for system analysis, troubleshooting, and process optimization

While both roles require knowledge of mainframe systems and similar credentials, Mainframes Developers focus on creating and maintaining mainframe applications, whereas Mainframes Analysts analyze existing systems to improve performance and efficiency. Both roles are vital in large enterprise IT environments.

What are popular job titles related to Mainframes Developer jobs in Chicago, IL?

For Mainframes Developer jobs in Chicago, IL, the most frequently searched job titles are:

What job categories do people searching Mainframes Developer jobs in Chicago, IL look for?

The top searched job categories for Mainframes Developer jobs in Chicago, IL are:

What cities near Chicago, IL are hiring for Mainframes Developer jobs?

Cities near Chicago, IL with the most Mainframes Developer job openings:

Mainframes Developer jobs near you
Infographic showing various Mainframes Developer job openings in Chicago, IL as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 67% In-person, and 33% Remote job distribution, with an average salary of $115,217 per year, or $55.4 per hour.

Sr. Mainframe Analyst

NAVA Software Solutions

Chicago, IL • On-site

Full-time

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

Job description

NAVA Software solutions is looking for a Sr. Mainframe Analyst
Details:
Sr. Mainframe Analyst
Location: Chicago IL - Onsite
Duration: 6 months C2H
Role:
  • Own the process to perform current state analysis of large IT mainframe systems.
  • Work together with a team of analysts to perform thorough analysis and identify gaps and challenges.
  • Clearly document the gaps and compare contrast with solutions.

Required
  • Demonstrated experience in performing current state analysis of large enterprise IT systems.
  • Strong knowledge building and managing mainframes systems and demonstrated experience performing reverse engineering.
  • Consultative

Desirable Skills:
  • High technical aptitude
  • Team player
  • Excellent communication skills
NAVA Software Solutions logo

About NAVA Software Solutions

Sourced by ZipRecruiter

NAVA is a strategic partner for companies seeking to develop or customize software and products. Our team of experts leverages cutting-edge technology and deep industry knowledge to provide customized solutions that drive business success. Whether you're looking to improve your operations, increase efficiency, or bring a new product to market, NAVA has the expertise and resources to help you achieve your goals. Trust us to be your partner in software and product development.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Rocky Hill, CT, US

Social media

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