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Ibm Mainframe Developer Jobs in Illinois (NOW HIRING)

Has mastered the basics of operating as a developer in the IBM mainframe environment; * Experience debugging with tools like XDC, IPCS; * Experience in software development using IBM Assembler/Metal ...

Experience using IBM zSecure security products * Experience with REXX or any programming language ... Other mainframe security products a plus Primary Location City/State: Downers Grove, IL - Finley ...

This position works closely with warehouse leadership, ERP teams, developers, and support teams to ... Familiarity with SQL, IBM mainframe system, reporting tools, APIs, and system integrations is ...

z/OS Connect API Engineer

Chicago, IL · On-site

$73K - $174K/yr

The ideal candidate will have strong expertise in IBM z/OS Connect, API development, mainframe ... RACF Development & DevOps * GitHub * CI/CD Pipelines * Git-based Version Control * Gradle Build ...

Lead Mainframe Architect DevOps Modernization Role Description Seeking an experienced Lead Mainframe Architect with strong expertise in IBM Z DevOps and enterprise modernization. The role focuses on ...

Work closely with Sales Engineering and the customer on solution, value, and pricing scenarios ... Mastery of legacy IT such as IBM mainframe and mid-range with linkage to modern platforms like ...

S. Bank is seeking a z/OS Systems Programmer that has extensive experience in mainframe ... Hands-on experience supporting critical mainframe subsystems including CICS, IMS, JES2, IBM MQ, and ...

We are looking for a seasoned Software Engineer who has navigated complex production mainframe ... Experience with ISPF/CLIST, IBM C, or RESTful API integration from mainframe * Knowledge of ...

The Role We are seeking an experienced Mainframe z/VM & Linux Engineer to support IBM Z virtualization environments and Linux on Z platforms. This role is responsible for provisioning, maintaining ...

Proven Mainframe knowledge and skills. * IBM Assembler Language (HLASM) proficiency. * z/OS ... Experience/Knowledge of z/VM Systems Programming and/or IMS Systems Programming is a plus. Good to ...

Provide SRE production support for Mainframe applications, APIs, Web Services, and Microservices ... Mainframe technologies including z/OS, MVS, CICS, MQ, DB2, COBOL, JCL, TSO/ISPF, Easytrieve, IBM ...

Site Reliability Engineer

Chicago, IL · On-site

$58.75 - $78/hr

Provide SRE production support for Mainframe applications, APIs, Web Services, and Microservices ... Mainframe technologies including z/OS, MVS, CICS, MQ, DB2, COBOL, JCL, TSO/ISPF, Easytrieve, IBM ...

The Role We are seeking a skilled Mainframe Logical Security Engineer to design, implement, and manage security controls across IBM z/OS environments. The role ensures the confidentiality, integrity ...

Showing results 21-40

Ibm Mainframe Developer information

See Illinois salary details

$37

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$55

How much do ibm mainframe developer jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for ibm mainframe developer in Illinois is $50.47, according to ZipRecruiter salary data. Most workers in this role earn between $47.74 and $54.28 per hour, depending on experience, location, and employer.

Is IBM mainframe developer still in demand?

IBM mainframe developers are still in demand due to the continued reliance of large enterprises on mainframe systems for critical operations. Skills in COBOL, JCL, and mainframe security are valuable, and many organizations seek experienced developers to maintain and modernize legacy systems, ensuring steady job opportunities in this field.

Is IBM Mainframe Developer a good career?

IBM Mainframe Developer is a specialized role involving maintaining and developing applications on mainframe systems using languages like COBOL and JCL. It offers stable employment, competitive salaries, and opportunities for advancement in industries such as finance and government that rely on mainframe technology. Knowledge of mainframe tools, certifications, and evolving skills can enhance career prospects in this field.

What is an IBM mainframe developer?

An IBM Mainframe Developer is responsible for designing, developing, maintaining, and troubleshooting applications that run on IBM mainframe systems. They typically work with programming languages like COBOL, JCL, and SQL, and use tools such as CICS and DB2 to manage transactions and databases. Their role is critical in industries like banking, insurance, and government, where mainframes handle large-scale, high-volume processing. IBM Mainframe Developers ensure system reliability, performance, and security while also modernizing legacy systems to meet evolving business needs.

What are the key skills and qualifications needed to thrive in the IBM mainframe developer position, and why are they important?

To thrive as an IBM Mainframe Developer, you need a strong background in COBOL, JCL, DB2, and CICS, typically supported by a relevant degree in computer science or a related field. Proficiency with mainframe tools such as IBM z/OS, TSO/ISPF, and knowledge of version control and debugging utilities is highly valued, with certifications like IBM Certified System Programmer being a plus. Strong analytical thinking, attention to detail, and communication skills help developers efficiently resolve complex issues and collaborate with cross-functional teams. These abilities are crucial to maintaining critical legacy systems, ensuring data integrity, and supporting organizational operations.

What are some common challenges IBM mainframe developers face and how are they addressed on the job?

IBM Mainframe Developers often encounter challenges such as integrating legacy mainframe applications with modern technologies and troubleshooting complex, mission-critical systems. Addressing these challenges typically involves working closely with system architects, business analysts, and other IT professionals to understand requirements and minimize downtime. Many organizations provide ongoing training and mentorship to help developers keep their skills current and solve unique technical problems. Proactive communication, strong documentation practices, and a problem-solving mindset are key to successfully navigating these hurdles. As a result, developers can expect a dynamic, team-oriented environment where continuous learning is encouraged.

What job categories do people searching Ibm Mainframe Developer jobs in Illinois look for?

The top searched job categories for Ibm Mainframe Developer jobs in Illinois are:

Infographic showing various Ibm Mainframe Developer job openings in Illinois as of August 2026, with employment types broken down into 44% Full Time, and 56% Contract. Highlights an 100% In-person job distribution, with an average salary of $104,977 per year, or $50.5 per hour.

R&D Software Engineer

Broadcom

Lisle, IL • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 12 days ago


Broadcom rating

8.7

Company rating: 8.7 out of 10

Based on 23 frontline employees who took The Breakroom Quiz

19th of 157 rated electronics manufacturers


Job description

Please Note:

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Job Description:

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 Mainframe Security and Compliance team. In this role, you will be a key member of the development team and will focus on building, testing, and supporting leading-edge Mainframe Security solutions used by many of the world's largest companies.
The R&D Software Engineer 4 will perform complex code modification, testing, and debugging tasks, as well as provide high-level analysis related to software design and development. The person in this role is expected to technically lead a small team, advising, mentoring, and coaching more junior developers and partnering with stakeholders such as Product Owners, Solution Architects, etc.

Work Location:

Lisle, IL


What you will be doing in a typical week:

  • Applying your past experience to inform the product roadmap;
  • Experimenting with new technologies that improve our software;
  • Adopt a test-first approach to software development in which, where possible, the test is developed before the code;
  • Participate in design and code reviews with other engineers;
  • Participate in test plan reviews;
  • Mentor Junior team members;
  • Perform unit/module testing of software;
  • Actively support and contribute to end of iteration demos;
  • Responsible for assigned integration, testing, and deployment tasks;
  • Actively foster continuous team improvement in self and team:
  • Contribute to team retrospectives; help to identify and resolve team impediments;
  • Take ownership of problems and continuously strive to become a better problem solver;
  • Write and maintain documentation to describe program development, logic, coding, testing, changes, and corrections.

Qualifications:
At the end of the day, the main things we're searching for are talent and passion. However, experience in one or more of these areas could make you a great addition to our team:

  • At least 8+ years of experience testing modern large-scale software and complex test configurations;
  • Has mastered the basics of operating as a developer in the IBM mainframe environment;
  • Experience debugging with tools like XDC, IPCS;
  • Experience in software development using IBM Assembler/Metal C on the mainframe (zOS or zVSE) platform;
  • Experience in implementing JCL to execute batch processes in zOS or zVSE;
  • Additional experience in one or more of the following programming languages: IBM C, ISPF CLIST, REXX, RESTful APIs and Object-Oriented programming;

Business Travel and Physical Demands

  • No (or minimal) business travel is expected for this position.
  • Office environment. No special physical demands are required.

Education
Bachelor's degree in Engineering or higher or global equivalent in a software-related field.

Work Experience
8+ years of experience in software development or a related field.

Legal authorization to work in the U.S. is required

Additional Job Description:

Compensation and Benefits

The annual base salary range for this position is$108,00 - $172,800

This position is also eligible for a discretionary annual bonus in accordance with relevant plan documents, and equity in accordance with equity plan documents and equity award agreements.

Broadcom offers a competitive and comprehensive benefits package: Medical, dental and vision plans, 401(K) participation including company matching, Employee Stock Purchase Program (ESPP), Employee Assistance Program (EAP), company paid holidays, paid sick leave and vacation time. The company follows all applicable laws for Paid Family Leave and other leaves of absence.

Broadcom is proud to be an equal opportunity employer. We will consider qualified applicants without regard to race, color, creed, religion, sex, sexual orientation, national origin, citizenship, disability status, medical condition, pregnancy, protected veteran status or any other characteristic protected by federal, state, or local law. We will also consider qualified applicants with arrest and conviction records consistent with local law.

If you are located outside USA, please be sure to fill out a home address as this will be used for future correspondence.


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