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Remote Mainframe Developer Jobs in Ohio (NOW HIRING)

Outlier AI

OpenClaw AI Engineer (Remote)

Columbus, OH · Remote

Whether you are a passionate orchestration guru or experienced software developer -- we want you to help us train the world's most advanced generative systems. Ideal Qualifications * 2+ years of ...

Hexion, Inc.

AI Applications Developer

OH · On-site +1

Whether you're engineering advanced materials, transforming manufacturing technologies, or leading strategic innovation, your ideas and actions leave a lasting mark. We cultivate an inclusive culture ...

Rackner

Software Engineer TS/SCI

Dayton, OH · Remote

Dayton, OH (Remote but willing to travel) Clearance: Active TS/SCI required Employment Type: Full-Time About the Role Rackner is seeking a highly skilled Software Engineer to support mission-critical ...

Rackner

Software Engineer TS/SCI

Dayton, OH · Remote

Dayton, OH (Remote but willing to travel) Clearance: Active TS/SCI required Employment Type: Full-Time About the Role Rackner is seeking a highly skilled Software Engineer to support mission-critical ...

T-Cetra LLC

Senior Software Engineer

Dublin, OH · On-site +1

$118.30K - $156K/yr

Hybrid - Dublin, Ohio (3 days) Remote (2 days) Full-time, Exempt We're constantly developing new ... Mentor engineers on best practices, coding standards, and software development processes to improve ...

SciTec

Senior Software Engineer

Dayton, OH · On-site +1

$119.10K - $157K/yr

... remote sensing algorithms, tools, and techniques to deliver world-class data exploitation ... Professional experience with DevOps and CI/CD tooling, including: Docker, Jenkins, GitLab CI/CD

Relativity

Advanced Software Engineer

Columbus, OH · On-site +1

Posting Type Hybrid/Remote Job Overview WHO WE ARE Relativity is a leading legal data intelligence ... Our platform combines cloudnative architectures, modern developer tooling, and AI capabilities to ...

SciTec

Sr. Staff Software Engineer

Dayton, OH · On-site +1

$119.10K - $157K/yr

... remote sensing algorithms, tools, and techniques to deliver world-class data exploitation ... Professional experience with DevOps and CI/CD tooling, including: Docker, Jenkins, GitLab CI/CD

Exclusive Networks

Software Engineer

Mansfield, OH · Remote

This role is ideal for someone who is comfortable working independently in a remote environment, while also collaborating effectively within a distributed team. As the Software Engineer, you will:

McKesson

Software Engineer

Columbus, OH · On-site +1

$110.30K - $183.80K/yr

This role will allow for remote work. We are unable to provide sponsorship for this role presently ... Familiarity with engineering best practices (Git, CI/CD, automated testing, code reviews). * Strong ...

McKesson

Software Engineer

Columbus, OH · On-site +1

$110.30K - $183.80K/yr

This role will allow for remote work. We are unable to provide sponsorship for this role presently ... Familiarity with engineering best practices (Git, CI/CD, automated testing, code reviews). * Strong ...

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How much do remote mainframe developer jobs pay per hour?

As of May 29, 2026, the average hourly pay for remote mainframe developer in Ohio is $50.75, according to ZipRecruiter salary data. Most workers in this role earn between $44.81 and $57.60 per hour, depending on experience, location, and employer.

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.

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.
More about Remote Mainframe Developer jobs
What are the most commonly searched types of Mainframe Developer jobs in Ohio? The most popular types of Mainframe Developer jobs in Ohio are:
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What cities in Ohio are hiring for Remote Mainframe Developer jobs? Cities in Ohio with the most Remote Mainframe Developer job openings:
Remote Mainframe Developer jobs near you
Infographic showing various Remote Mainframe Developer job openings in Ohio as of May 2026, with employment types broken down into 69% Full Time, 29% Part Time, and 2% Contract. Highlights an 50% Physical, and 50% Hybrid job distribution, with an average salary of $105,552 per year, or $50.7 per hour.
OpenClaw AI Engineer (Remote)

OpenClaw AI Engineer (Remote)

Outlier AI

Columbus, OH • Remote

Full-time

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

Job description

About the Project

Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw?

We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as proactive, multi-step agents. Our projects focus on teaching these systems how to design, coordinate, and optimize complex, real-world architectural workflows.

Whether you are a passionate orchestration guru or experienced software developer — we want you to help us train the world's most advanced generative systems.

Ideal Qualifications

  • 2+ years of experience in backend engineering, AI automation, or complex systems integration.
  • Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting).
  • Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases.
  • Practical experience building for live, non-mocked environments and handling multi-turn system interactions.
  • Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors.

Nice to have

  • Expertise building multi-stage coordination tasks where data acquisition leads to reasoned output.
  • Hands-on experience integrating agents with live tools such as Supabase, Gmail, and various APIs to solve real-world problems.
  • High level of comfort implementing persistent state and session discovery using MEMORY.md to track agent progress.
  • Experience identifying subtle failures like privacy leaks, authority escalation, or indirect prompt injections.

Apply