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Mainframes Developer Jobs in Illinois (NOW HIRING)

Barrow Wise Consulting

Mainframe Developer

Springfield, IL

$48.50 - $62.50/hr

The Mainframe Developer will support Barrow Wise's State of Illinois project and perform the following duties: * Write, test, and debug code * Create databases and manage data * Collaborate with team ...

Barrow Wise Consulting, LLC

Mainframe Developer

Springfield, IL · On-site

$48.50 - $62.50/hr

The Mainframe Developer will support Barrow Wise's State of Illinois project and perform the following duties: * Write, test, and debug code * Create databases and manage data * Collaborate with team ...

Omni Inclusive

Mainframe Developer

Naperville, IL · On-site

$48.50 - $62.50/hr

Mainframe Cobol (Primary) * JCL * CICS * VSAM * Unix Shell scripting is preferred To be responsible for managing technology in projects and providing technical guidance / solutions for work ...

Collabera

System Engineer

Chicago, IL · On-site

$68 - $75/hr

Mainframe Programming Analyst Contract: 3 months Location: Chicago, IL - 60606 Pay Range: $68/hr - $75/hr Job overview and responsibilities: DB2 Systems professional responsible for DB2 for z/OS and ...

JConnect Infotech

Mainframe Developer

Kankakee, IL · On-site

$47 - $60.50/hr

Mainframe Developer Location: MN /Denver, CO /Chicago, IL/SFO/Dallas, TX/Atlanta, GA/Santa Clara, CA/NJ Duration: Fulltime • 7+ years of experience with developing and implementing applications • ...

Omni Inclusive

Mainframe

Schaumburg, IL · On-site

$48.25 - $62/hr

Skill Requirements - 1. Proficiency in mainframe cobol, db2, vsam, jcl, and mainframe cics programming languages. 2. Strong understanding of mainframe architecture and technologies. 3. Experience in ...

Atria Group LLC

Mainframe/Cobol developer

Bloomington, IL

$47 - $60.50/hr

Mainframe/Cobol developer * Resource needed with industry knowledge/experience of IBM's Rational Asset Analyzer (RAA) tool. * Preferable, but not mandatory is additional knowledge/experience of ...

Capgemini

Mainframe Developer

Chicago, IL · On-site

$90K - $96K/yr

Experience with Mainframe technologies (Mainly PL/1, IMSDB, DB2, JCL) etc. * Very good ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

Capgemini

Mainframe Developer

Chicago, IL · On-site

$90K - $96K/yr

Experience with Mainframe technologies (Mainly PL/1, IMSDB, DB2, JCL) etc. * Very good ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

United Airlines

Mainframe Developer

Chicago, IL

$90K - $96K/yr

Experience with Mainframe technologies (Mainly PL/1, IMSDB, DB2, JCL) etc. * Very good ... engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data ...

Northern Trust

Mainframe Senior Developer

Chicago, IL · On-site

$99K - $169K/yr

AND Principal Responsibilities The Mainframe Senior Developer is responsible for installing, maintaining, upgrading, and supporting various system software products for TNT's z/OS operating system ...

Broadcom

Mainframe Software Development Engineer

Lisle, IL

$48.25 - $62.25/hr

Has mastered the basics of operating as a developer in the IBM mainframe environment * Mainframe Assembler, Metal C, Java and Rest APIs * Mainframe debugging skills using IPCS, VM Trace, XDC, etc.

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Mainframes Developer information

Are mainframe engineers in demand?

Mainframes developers are in steady demand due to the continued use of mainframe systems in industries like finance, government, and healthcare. They require specialized skills in COBOL, JCL, and mainframe environments, and demand often depends on the organization's reliance on legacy systems. While some companies are transitioning to newer technologies, mainframe expertise remains valuable for maintaining critical infrastructure.

What is mainframe developer salary?

The salary for a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Skilled developers with expertise in COBOL, JCL, and mainframe environments tend to earn higher salaries, especially in industries like finance and government. Salaries may also vary based on the complexity of projects and the employer's size.

Is mainframe developer a good career?

Mainframe developers work with large-scale computer systems used by many organizations for critical applications. The role offers stable employment, competitive salaries, and opportunities to work with legacy technologies like COBOL and JCL. As demand persists in industries such as finance and government, it can be a solid career choice for those with relevant skills and certifications.

Can mainframe be replaced by AI?

Mainframes are large-scale computing systems used for critical enterprise applications, and while AI can automate certain tasks and improve efficiency, it does not replace the core functions of mainframes. Mainframe developers focus on maintaining and optimizing these systems, often integrating AI tools to enhance performance but not replacing the hardware or fundamental role of mainframes in data processing. Skills in legacy systems, programming languages like COBOL, and system security remain essential for mainframe professionals.

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 Illinois? For Mainframes Developer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Mainframes Developer jobs in Illinois look for? The top searched job categories for Mainframes Developer jobs in Illinois are:
What cities in Illinois are hiring for Mainframes Developer jobs? Cities in Illinois with the most Mainframes Developer job openings:
Mainframes Developer jobs near you
Infographic showing various Mainframes Developer job openings in Illinois as of June 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 94% In-person, and 6% Hybrid job distribution.
Mainframe Developer

Mainframe Developer

Barrow Wise Consulting

Springfield, IL

$48.50 - $62.50/hr

Full-time

Posted 8 days ago

Job description

Enjoy problem-solving, need a venue to display your creativity, and emerging technologies pique your interest; if so, Barrow Wise Consulting, LLC is for you. As a multi-disciplined leader, you understand the gifts that set you apart from everyone else. Demonstrate innovative solutions to our clients. Join Barrow Wise Consulting, LLC today.

Responsibilities:

The Mainframe Developer will support Barrow Wise's State of Illinois project and perform the following duties:

  • Write, test, and debug code
  • Create databases and manage data
  • Collaborate with team members on projects
  • Update and maintain existing programs
  • Work with other departments to gather requirements and define project scope
  • Ensure software applications meet all performance and security standards
  • Research new technologies and software development trends
  • Provide technical support and troubleshooting
  • Writing technical documentation
  • Demonstrate strong expertise in Mainframe IMS (Information Management Systems) and MVS (Multiple Virtual Storage)
  • Perform maintenance and project tasks for the Department staff.
  • Perform duties in Springfield, IL.

An ideal candidate has the following:

  • U.S. Citizenship
  • Bachelor's degree in Computer Science, Management Information Systems, or related fields such as Accounting or Mathematics, or 6 years of equivalent knowledge, skill, and workplace experience
  • Minimum five (5) years of experience with IMS databases
  • Minimum five (5) years of experience with COBOL programming language
  • Minimum five (5) years of experience with TSO (Time Sharing Option) utility
  • Minimum five (5) years of experience with PANVALET (revision control and source code management system) utilities
  • Minimum five (5) years of experience with Microsoft Office
  • Minimum five (5) years of experience with FTP (File Transfer Protocol) and transferring data from IMS files into EXCEL spreadsheets.
  • Minimum five (5) years of experience with analysis and system design

Join the team at Barrow Wise Consulting, LLC, for a fulfilling and engaging experience! Our team is dedicated to providing innovative solutions to our clients in an ethical and diverse work environment. We offer competitive compensation packages, excellent benefits, and opportunities for growth and advancement. Barrow Wise is an equal-opportunity, drug-free employer committed to diversity in the workplace. Minority/Female/Disabled/Protected Veteran/LBGT are welcome to apply.

Our employees stand behind Barrow Wise's core values of integrity, quality, innovation, and diversity. We are confident that Barrow Wise's core values, business model, and team focus create positive career paths for our employees. Barrow Wise will continue to lead the industry in delivering new solutions to clients and persevere until the client is overjoyed.

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