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Remote Mainframe Developer Jobs in Seattle, WA (NOW HIRING)

Robert Half

Mainframe Systems Programmer

Bellevue, WA · Remote

$60 - $65/hr

Robert Half is seeking a Senior COBOL Mainframe Developer with AWS experience to support an ... Remote Candidates must be authorized to work in the U.S. without the need for sponsorship. Job ...

Symetra

Sr. Infrastructure Engineer I

Bellevue, WA · On-site +1

$106.40K - $177.30K/yr

Exposure to infrastructure automation and DevOps practices. * Strong working knowledge of mainframe ... Please review Symetra's Remote Network Minimum Requirements: As a remote-first organization ...

Symetra

Sr Software Engineer I

Bellevue, WA · On-site +1

$106.40K - $177.30K/yr

That system - CyberLife - is a legacy mainframe application that administers the large majority of ... Please review Symetra's Remote Network Minimum Requirements: As a remote-first organization ...

Onramp Lab

Developer

Seattle, WA · Remote

We are seeking a skilled Developer to join our technical team. The ideal candidate will play a key ... Ability to work effectively in a remote team environment * Good communication skills to collaborate ...

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Software Developer

Everett, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Software Developer

Tacoma, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Software Developer

Bellevue, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Application Developer

Renton, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Application Developer

Tacoma, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Software Developer

Federal Way, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Software Developer

Kent, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Software Developer

Renton, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Application Developer

Everett, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Software Developer

Seattle, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Application Developer

Bellevue, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

DataAnnotation

Application Developer

Kent, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

DataAnnotation

Application Developer

Federal Way, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

DataAnnotation

Application Developer

Seattle, WA · Remote

$40 - $75/hr

... other engineers -- who are driving real-world impact in AI development. Our platform offers an ... Benefits: * This is a full-time or part-time REMOTE position * You'll be able to choose which ...

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Remote Mainframe Developer information

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How much do remote mainframe developer jobs pay per hour?

As of May 28, 2026, the average hourly pay for remote mainframe developer in Seattle, WA is $60.75, according to ZipRecruiter salary data. Most workers in this role earn between $53.61 and $68.94 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.
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Remote Mainframe Developer jobs near you
Infographic showing various Remote Mainframe Developer job openings in Seattle, WA as of May 2026, with employment types broken down into 84% Full Time, 14% Part Time, and 2% Contract. Highlights an 50% Physical, and 50% Hybrid job distribution, with an average salary of $126,351 per year, or $60.7 per hour.
Mainframe Systems Programmer

Mainframe Systems Programmer

Robert Half

Bellevue, WA • Remote

$60 - $65/hr

Temporary

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Robert Half is seeking a Senior COBOL Mainframe Developer with AWS experience to support an established insurance and financial services organization. This role focuses on building APIs and integration layers to expose data from legacy mainframe systems, while supporting ongoing maintenance (KTLO) and new capability development.


If you feel this aligns with your background, apply today!


Schedule: Core availability 9:00 AM – 3:00 PM PST

Duration: 6-month contract, likely to extend or convert

Location: 100% Remote


Candidates must be authorized to work in the U.S. without the need for sponsorship.


Job Duties:

  • Develop, enhance, and maintain IBM mainframe applications supporting legacy insurance and retirement systems
  • Build and support APIs and integration layers to expose mainframe data and functionality to downstream platforms
  • Maintain and enhance COBOL-based systems, including batch processing and online transactions
  • Support KTLO (Keep the Lights On) work, production stability, and ongoing system maintenance
  • Design and implement AWS-based solutions as needed to support integrations and platform capabilities
  • Participate in technical design discussions to ensure system reliability, scalability, and long-term stability
  • Contribute to new capability development on top of existing legacy systems (not net-new policy platforms)

Skills Required:

  • 10+ years of hands-on IBM mainframe development experience in production environments
  • Strong experience with: COBOL, CICS, DB2, JCL, VSAM
  • Experience building or supporting APIs on the mainframe
  • Strong understanding of legacy systems, batch processing, and transaction-based architectures
  • Hands-on AWS experience is required, (AWS architect-level experience is not required.)
  • Experience with SOAP and/or REST integrations
  • Ability to work independently in a distributed team environment without dedicated AWS-only engineers

Nice-to-Haves:

  • Experience with Vantage or similar annuity / insurance policy administration systems
  • Prior experience in insurance or financial services environments
  • Familiarity with AI-assisted development tools
  • Experience supporting or working across multiple versions of COBOL


Robert Half logo

About Robert Half

Sourced by ZipRecruiter

Founded in 1948, Robert Half pioneered the idea of professional talent solutions to connect opportunities at great companies with highly skilled job seekers. As business needs changed, we evolved to offer specialized talent solutions for finance and accounting, technology, administrative and customer support, creative and marketing, and legal fields. In 2002, we introduced our subsidiary, Protiviti, a global independent risk consulting and internal audit service, to support companies as they faced more strategic business challenges.

Industry

Recruiting and staffing services

Company size

10,000+ Employees

Headquarters location

San Ramon, CA, US

Year founded

1948

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