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

Belva.ai

Be Seen First

Senior React Developer

Bellevue, WA · Remote

$125K - $150K/yr

We are seeking a talented and experienced Senior React Developer to join our team. We're a ... Remote (Company HQ in Bellevue, WA) Company Description AI telecommunications

Wsgr

Senior Software Developer

Seattle, WA · On-site +1

$147.05K - $198.95K/yr

You will work closely with a fully remote team of designers, developers, and stakeholders to add new capabilities to the Neuron platform, as well as maintain existing features and infrastructure. You ...

DevSelect

Senior Software Developer/ReactJS

Seattle, WA · Remote

$62 - $82/hr

Seattle, WA - Remote Openings:5 Type: Long-Term Contract The Client is looking for an experienced Software Developer with a ReactJS background. They need to be highly motivated and able to work in a ...

Maximus

AI/ML Software Developer

Seattle, WA · Remote

This position is remote and requires a Secret security clearance. Maximus TCS (Technology and ... feature engineering, and model lifecycle management - Implements model monitoring, performance ...

Maximus

AI/ML Software Developer

Bellevue, WA · Remote

This position is remote and requires a Secret security clearance. Maximus TCS (Technology and ... feature engineering, and model lifecycle management - Implements model monitoring, performance ...

Maximus

AI/ML Software Developer

Tacoma, WA · Remote

This position is remote and requires a Secret security clearance. Maximus TCS (Technology and ... feature engineering, and model lifecycle management - Implements model monitoring, performance ...

Prelim

Software Engineer, Product

Seattle, WA · Remote

$140K - $160K/yr

If you're passionate about solving massive-scale engineering challenges and eager to be part of a fast-paced remote startup culture, we encourage you to apply to join our team today! As a Software ...

Casne Engineering, Inc.

Software Developer I

Bellevue, WA · Remote

$80K - $115K/yr

HTML, CSS, JS to join our dynamic devops team. This role is ideal for someone who thrives as both in individual or team contributor and is passionate about building unique solutions in a fast-paced ...

DocuSign

Software Engineer

Seattle, WA · On-site +1

$133.80K - $197.75K/yr

... and DevOps * Collaborate on internal processes, such as workflow optimization and process ... Employee divides their time between in-office and remote work. Access to an office location is ...

DocuSign

Software Engineer

Seattle, WA · On-site +1

$118K - $183.05K/yr

The Commerce engineering team offers unique learning opportunities where you will be directly ... Employee divides their time between in-office and remote work. Access to an office location is ...

DataAnnotation

Software Engineer

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 ...

DataAnnotation

Software Engineer

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 ...

DataAnnotation

Software Engineer

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

Software Engineer

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

Software Engineer

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

Software Engineer

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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Remote Mainframe Developer information

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$11

$60

$82

How much do remote mainframe developer jobs pay per hour?

As of May 29, 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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What are popular job titles related to Remote Mainframe Developer jobs in Seattle, WA? For Remote Mainframe Developer jobs in Seattle, WA, the most frequently searched job titles are:
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What cities near Seattle, WA are hiring for Remote Mainframe Developer jobs? Cities near Seattle, WA with the most Remote Mainframe Developer job openings:
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.

Senior React Developer

Belva.ai

Bellevue, WA • Remote

$125K - $150K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 24 days ago

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Job description

We are looking for exceedingly passionate, capable, and hardworking individuals who want to help shape the future of our industry. If you are looking for an environment that is more of a standard “clock-in and clock-out” role, please do not apply. 

About Us: 

We are seeking a talented and experienced Senior React Developer to join our team. We’re a trailblazing A.I. company, searching for an individual who can lead the charge in developing web applications that make an impact on our industry. 

Role and Responsibilities: 

Our Senior React Developers will be asked to help with building performant web apps on all major browsers. They will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. 

As the Senior React Developer, you will have the chance to: 

- Lead the development of web apps on all major browsers using React. 

- Play a pivotal role in shaping the organization's web app offerings and influencing its technological direction. 

- Collaborate with cross-functional teams to ensure seamless integration and exceptional user experiences. 

- Contribute to the growth and mentorship of junior developers and potentially lead project teams. 

- Drive innovation and excellence in web app development through your expertise. 

- Maintain code and write automated tests to ensure the product is of the highest quality. 

- Participate in Agile routines and ceremonies; daily standups, sprint planning, and sprint demos. 

- Work with other teams (i.e., PM, etc.) to ensure delivered code meets specifications based on functional/technical specifications. 

- Create unit and integration tests to fully test and regress software. Break down complex requirements into independent coding tasks and strategies. 

Qualifications and Experience: 

- Must be a Citizen or Green Card Holder and live in the United States. 

- B.S in Computer Science or equivalent experience. 

- 5+ years of development using React for enterprise-level web applications. 

- 5+ years of experience with web sockets in real-time communication applications. 

- Proven track record of successfully launching and maintaining web applications. 

- Strong proficiency in JavaScript, TypeScript, and related technologies. 

- Excellent problem-solving skills and the ability to tackle complex challenges. 

- Prior experience in leadership or mentorship roles is a plus. 

- Strong verbal and written communication skills. 

- Openness to new ideas and an unceasing desire to learn new things. 

Desired Experience: 

- Experience with TDD or BDD. 

- Experience working with cloud-native, scalable, and highly available distributed systems. 

- Experience with Atlassian tools: JIRA, Confluence, etc. 

Why Join Us: 

- Cutting-edge Technology: Become a key player in a pioneering A.I. Communications company. 

- Meaningful Impact: Contribute to the creation of accessible and flexible A.I. solutions that empower customers and businesses. 

- Professional Growth: Embrace challenging projects that expand your skill set, foster continuous learning, and elevate your career trajectory. 

We eagerly anticipate the chance to discuss how your expertise can contribute to our team's success and make a lasting difference. We look forward to the possibility of working together. 

Experience level: 

- 7 years 

Schedule: 

- 8-hour shift 

- Monday to Friday 

- Remote Schedule 

Experience: 

- React: 5 years (Required) 

- Web Sockets: 5 years (Required) 

- Software development: 7 years (Required) 

- Front-end architecture: 3 years (Required) 

Work Location: Remote (Company HQ in Bellevue, WA) 

Company Description

AI telecommunications