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Remote Mainframe Developer Jobs in Illinois (NOW HIRING)

Senior Software Engineer (Remote)

Chicago, IL · Remote

$126K - $166K/yr

This is a remote role anywhere in the USA. Meet the Team Our software engineering team develops ... developer-facing security tooling. * Knowledge of production monitoring, incident response ...

As a Blue Prism Developer, you will lead Synch-Solutions into the future by translating system ... This role is 100% remote and, due to the sensitivity of the public sector, only USA citizens are ...

Sr. Developer - AEP- Cleveland, OH

Chicago, IL · Remote

$56.25 - $74.25/hr

Remote Experience: 5-7 years (with strong hands-on experience in Adobe Stack) We are seeking an experienced Senior Developer with deep expertise in the Adobe Experience Platform (AEP) and Adobe ...

Application Developer

Chicago, IL · On-site +1

$65K - $90K/yr

Application Developer, ProSight Research Chicago, IL Reports To: Lead, Product Development BAI and ... off, hybrid and remote working models, tuition assistance and the ability to work in a ...

Showing results 41-60

Remote Mainframe Developer information

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$51

$70

How much do remote mainframe developer jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for remote mainframe developer in Illinois is $51.72, according to ZipRecruiter salary data. Most workers in this role earn between $45.67 and $58.70 per hour, depending on experience, location, and employer.

What is a remote mainframe developer?

A Remote Mainframe Developer is a software professional who specializes in designing, developing, maintaining, and troubleshooting applications that run on mainframe computers, while working from a remote location. Mainframes are powerful computers often used by large organizations for critical applications, such as transaction processing and bulk data handling. Remote Mainframe Developers use programming languages like COBOL, JCL, and Assembler, and often connect to mainframe systems via secure networks. Their work ensures that legacy systems remain efficient, secure, and up-to-date. This role typically requires strong technical skills, experience with mainframe environments, and effective communication for collaborating with on-site teams.

What does a remote mainframe developer do?

As a remote mainframe developer, you work from home to design, code, test, and configure software and applications used on a mainframe system. Mainframes are large computers with particularly high processing power and are often used for critical tasks like bulk data processing or enterprise resource planning. In this role, you may help ensure all new software is fully backward-compatible, monitor system performance, isolate errors, and work collaboratively with other developers as needed. Most mainframe developers work for larger companies. As a remote employee, you use virtual office software, phone, chat, or email to remain connected to other employees.

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

To thrive as a Remote Mainframe Developer, you need strong programming skills in languages like COBOL, JCL, and experience with mainframe operating systems, often supported by a degree in computer science or related field. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is typically required, along with relevant certifications. Excellent problem-solving abilities, independent work ethic, and effective virtual communication are standout soft skills for this remote role. These skills ensure smooth maintenance, modernization, and support of critical legacy systems in distributed teams.

How does a remote mainframe developer typically collaborate with on-site teams and manage communication challenges?

As a Remote Mainframe Developer, you'll often work closely with on-site IT teams, business analysts, and project managers through virtual meetings, chat platforms, and shared documentation tools. Effective communication is key, so regular check-ins and proactive status updates help ensure alignment on project goals and troubleshooting efforts. Many companies use agile methodologies, which means you'll likely participate in daily stand-ups and sprint planning sessions remotely. While time zone differences can be a challenge, flexible scheduling and clear communication protocols are common strategies to keep everyone connected and productive.

Are remote mainframe developer jobs in demand?

Remote mainframe developer jobs are in steady demand due to ongoing reliance on legacy systems in industries like finance and government. Skills in COBOL, JCL, and mainframe environments remain valuable, and remote work options are increasingly available for experienced professionals. However, the overall demand is influenced by industry adoption of modern technologies and digital transformation efforts.

What are the most commonly searched types of Mainframe Developer jobs in Illinois?

The most popular types of Mainframe Developer jobs in Illinois are:

What are popular job titles related to Remote Mainframe Developer jobs in Illinois?

For Remote Mainframe Developer jobs in Illinois, the most frequently searched job titles are:

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

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

What cities in Illinois are hiring for Remote Mainframe Developer jobs?

Cities in Illinois with the most Remote Mainframe Developer job openings:

Infographic showing various Remote Mainframe Developer job openings in Illinois as of August 2026, with employment types broken down into 80% Full Time, 9% Part Time, and 11% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $107,587 per year, or $51.7 per hour.

(Remote) Senior Software Engineer

Harris

Tennessee, IL • Remote

$118K - $155K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 18 days ago


Harris Computer rating

8.5

Company rating: 8.5 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

81st of 247 rated software companies


Job description

MEDHOST, a division of Harris; is seeking a Senior Software Engineer who leverages extensive knowledge of architectural and design patterns, core design concepts, and best practices in unit testing and configuration management to design, construct, test, and debug technical solutions.

The Senior Software Engineer, RPG is a hands-on technical leader responsible for complex IBM i/RPG development, modernization, production troubleshooting, code quality, and mentoring within a fast-paced healthcare technology environment. The role leads assigned technical efforts, guides less experienced developers, contributes to architecture and design discussions, and ensures solutions are maintainable, secure, supportable, and aligned with established MEDHOST engineering standards.

You will be responsible for providing accurate effort estimates, identifying system and process deficiencies, and recommending improvements. Your role will involve taking full responsibility for project parts, resolving complex development issues, and assisting in enforcing development deadlines and schedules. Additionally, you will facilitate task prioritization for junior staff and support the organization's needs through various duties.

This remote role welcomes candidates anywhere in the US.

Salary:

110K - 135K


What your impact will be:

  • Design, construct, test, and debug technical solutions in compliance with engineering standards.
  • Provide effort estimates and accomplish tasks within defined schedules.
  • Identify and recommend solutions for system and process deficiencies.
  • Take full responsibility for implementing project parts, including new projects.
  • Resolve high-complexity development issues.
  • Assist in enforcing development deadlines and schedules.
  • Facilitate task prioritization for junior staff.
  • Perform other duties as required to support organizational needs.
  • Experience using AI-assisted application development tools and techniques to support software development, analysis, troubleshooting, documentation, testing, and modernization efforts.
  • Knowledge of the MEDHOST PIF system is a plus. Candidates with PIF experience should be prepared to discuss their specific role, responsibilities, and technical experience with the system.

Additional Information

  • Candidates may be asked to deliver a short presentation on a technical topic of their choice as part of the interview process.

What we are looking for:

  • Master's Degree in a related computer or engineering field with 3 years of experience, or a Bachelor's Degree with 5 years of experience.
  • 7+ years of commercial product development experience.
  • Proficiency in more than one of the following: RPG & CL, DB2 SQL, SQL Procedure and User Defined Functions.
  • Solid understanding of object-oriented programming and design principles (SOLID).
  • Experience with agile software development in a geographically distributed environment.
  • Past technical responsibility for shipping a software product (consulting experience not considered).
  • Comprehensive understanding of various testing types (unit, system, integration, performance).
  • Strong interpersonal and communication skills, with the ability to work independently.
  • Excellent analytical, problem-solving, and technical writing skills.
  • Demonstrated ability to coach and mentor others.
  • Knowledge of cross-platform development is recommended.
  • Experience with software version control is required.

The position requires deep experience with RPGLE/RPG IV, CL, Db2 for i, SQL, IBM i application development, JSON, REST integrations, secure development, Agile delivery, and controlled change management. The developer is also expected to adopt approved AI-enabled development tools to improve analysis, documentation, troubleshooting, development workflows, and engineering efficiency.

What we can offer:

  • Plenty of opportunities to grow your career
  • Comprehensive medical, dental, vision, STD, LTD, FSA benefits
  • 3 weeks of vacation plus 5 personal days to recharge
  • Employee stock ownership and RRSP program
  • 401K and Life insurance benefits
  • A chance to give back through community involvement
  • Flexible work arrangements to suit your lifestyle

About MEDHOST:

MEDHOST, founded in 1984 and headquartered in Franklin, Tennessee, is a leading provider of healthcare information technology solutions. Serving over 1,000 healthcare facilities nationwide, MEDHOST offers a comprehensive suite of products, including electronic health records (EHR), financial management systems, and patient engagement platforms. Their mission is to empower healthcare organizations to enhance patient care and improve business operations through innovative, user-friendly solutions. In January 2024, MEDHOST was acquired by N. Harris Computer Corporation, further strengthening its position in the healthcare IT industry.

About Harris:

Harris is a leading provider of mission critical software to the public sector in North America. As a wholly owned subsidiary of Constellation Software Inc. ("CSI", symbol CSU on the TSX), Harris has become the cornerstone for CSI's investment in utility, local government, school districts, public safety, and healthcare software verticals. Our success has been realized through investments in our proprietary software and market expertise. This focus, combined with acquiring businesses that build upon or complement our offerings, has helped drive our success. Harris will continue to growth through reinvestment - both in the people and products that we offer and making investments in acquiring new businesses.

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About Harris Computer Systems

Sourced by ZipRecruiter

Harris Computer Systems, based in Ottawa, ON, CA, is an established player in the field of public sector software technology. Since its inception in 1976, the company has been striving to make clients' operations more efficient through reliable, practical, and flexible software solutions. Its extensive portfolio primarily serves utility, healthcare, public sector, and educational institutions, contributing to the betterment of public services through technology. Harris strongly believes in the value of forward-thinking technology and the power it has to drive progress for the public sector. This methodology is entirely in line with their mission to ensure customer success by providing reliable, practical, and robust software solutions.

Industry

Accounting services

Company size

1,001 - 5,000 Employees

Headquarters location

Ottawa, ON, CA

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