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Remote Mainframe Developer Jobs in Washington (NOW HIRING)

A.C. Coy

z/OS Mainframe Developer (Remote)

Alexandria, VA · Remote

$52.50 - $67.50/hr

* Tier One Technologies has an immediate need for a z/OS Mainframe Developer to support our US Government client. * This is going to be a 100% remote position. * SELECTED CANDIDATES WITHOUT REQUIRED ...

A.C. Coy

z/OS Mainframe Developer (Remote)

Alexandria, VA · Remote

$52.50 - $67.50/hr

Tier One Technologies has an immediate need for a z/OS Mainframe Developer to support our US Government client. * This is going to be a 100% remote position. * SELECTED CANDIDATES WITHOUT REQUIRED ...

A.C. Coy

z/OS Mainframe Developer (Remote)

Alexandria, VA · On-site +1

$52.50 - $67.50/hr

Tier One Technologies has an immediate need for a z/OS Mainframe Developer to support our US Government client. * This is going to be a 100% remote position. * SELECTED CANDIDATES WITHOUT REQUIRED ...

System One

Senior Mainframe Developer (COBOL)

Reston, VA · Remote

$83/hr

Primarily Remote Onsite Expectations: Monthly travel to Reston, VA for PI Planning Compensation: $83/HR Employment Type: W2 only About the Role We're looking for a Senior Mainframe COBOL Developer to ...

System One

Senior Mainframe Engineer

Merrifield, VA · Remote

Senior Mainframe Engineer Location: remote Pay rate: open to W2 and established 1099s Position type: multiyear contract We are currently seeking a Senior Mainframe Programmer/Support Analyst with a ...

System One

.NET Mainframe Developer

Vienna, VA · Remote

$50.25 - $64.50/hr

Remote Type: Contract Contractor Work Model: Remote Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

.NET Mainframe Developer

Vienna, VA · Remote

$50.25 - $64.50/hr

Remote Type: Contract Contractor Work Model: Remote Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

System One

.NET Mainframe Developer

Vienna, VA · Remote

$50.25 - $64.50/hr

Remote Type: Contract Contractor Work Model: Remote Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on ...

Analytica

z/OS Mainframe Programmer

Washington, DC · Remote

Analytica is seeking a remote  z/OS Mainframe Programmer  to support a long standing federal government project. The candidate will be responsible for designing and implementing dynamic solutions.

Apply Early

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

System One

Java Mainframe Developer

Vienna, VA · Remote

$58.50 - $74.75/hr

Remote Type: Contract Responsibilities * Design, develop, and enhance complex software applications supporting mission-critical, time-sensitive initiatives focused on integrating distributed ...

BDR Solutions LLC

Sr. COBOL /CICS/DB2 Developer

Lanham, MD · On-site +1

$49 - $62.75/hr

The role requires deep, hands-on IBM mainframe expertise and the ability to work within IRS ... Analyze work requests; design and implement COBOL programming modifications to BMF entities and ...

System One

Senior Application Engineer

Vienna, VA · Remote

Remote Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Description ... mainframe programming languages and development tools such as JCL, COBOL, DB2 and IBM mainframe ...

New

BDR Solutions LLC

Sr. ALC Developer (hybrid)

Lanham, MD · On-site +1

$54.50 - $71.75/hr

The role requires deep expertise in IBM mainframe assembly programming, AEV JCL, and the full IBM mainframe toolchain, and the ability to work within IRS's rigorous production control processes (PECP ...

A1FED Inc

IBM z/OS System Programmer (Remote)

Mclean, VA · On-site +1

The IBM System Programmer will be responsible for installing, maintaining, and troubleshooting IBM ... The ideal candidate will have extensive experience in mainframe environments, particularly with z ...

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Remote Mainframe Developer information

See Washington salary details

$11

$60

$81

How much do remote mainframe developer jobs pay per hour?

As of Jul 1, 2026, the average hourly pay for remote mainframe developer in Washington is $60.46, according to ZipRecruiter salary data. Most workers in this role earn between $53.37 and $68.61 per hour, depending on experience, location, and employer.

Is IBM still making mainframes?

IBM continues to manufacture mainframes, such as the IBM Z series, which are widely used in enterprise environments for their reliability, security, and scalability. Mainframes remain a key platform for large-scale data processing and transaction workloads, and many organizations rely on mainframe developers to maintain and upgrade these systems.

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.

Is mainframe developer a good career?

A mainframe developer is a skilled IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy technologies like COBOL and JCL. However, it requires specialized skills and ongoing learning to stay current with evolving systems and tools.

Can mainframe be replaced by AI?

Mainframe developers work with large-scale, legacy systems that require specialized knowledge of mainframe architectures, programming languages, and security protocols. While AI can automate certain tasks like code analysis and testing, it is unlikely to fully replace the need for skilled mainframe developers who maintain and optimize critical enterprise systems. AI tools may assist in development, but human expertise remains essential for complex mainframe environments.

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 the salary of a mainframe developer?

The salary of a mainframe developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and certifications. Senior developers with specialized skills in COBOL, JCL, and mainframe tools may earn higher salaries, especially in industries like finance and government that rely heavily on mainframe systems.

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
z/OS Mainframe Developer (Remote)

z/OS Mainframe Developer (Remote)

A.C. Coy

Alexandria, VA • Remote

$52.50 - $67.50/hr

Full-time

Posted 11 days ago

Job description

  • Tier One Technologies has an immediate need for a z/OS Mainframe Developer to support our US Government client.
  • This is going to be a 100% remote position.
  • SELECTED CANDIDATES WITHOUT REQUIRED CLEARANCE WILL BE SUBJECT TO A FEDERAL GOVERNMENT BACKGROUND INVESTIGATION TO RECEIVE IT.

  • Research, design, implement, and manage software programs as well as testing and evaluating new programs.
  • Resolve problems with software and respond to suggestions for improvements and enhancements.
  • Write and implement efficient code. Develop quality assurance procedures and deploy software tools, processes and metrics.
  • Participate in development of software user manuals. Instructs, assigns, directs, and checks the work of other software developers on the development team.
  • Consult with engineering staff to evaluate software-hardware interfaces and develop specifications and performance requirements.

  • A degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is required.
  • 8+ years of hands-on experience with COBOL programming on IBM z/OS.
  • Proficiency in JCL, VSAM, DB2, IMS, CICS and RACF.
  • Strong knowledge of batch processing and online transaction processing.
  • Must have experience with IBM utilities, TSO/ISPF, and Abend-AID.
  • Experience in mainframe migration projects or modernization initiatives is preferred.
  • Experience with Control-D, Control-M, File-AID.
  • Familiarity with AI/ML tools (CoPilot, WatsonX, ReDux, others) for code analysis, pattern recognition, or modernization support.
  • Understanding of AI-driven code refactoring platforms/products and the ability to leverage AI to improve testing, documentation, and process optimization.
  • Familiarity with DevOps practices on mainframes, including tools like Jenkins and Git.
  • Strong written and verbal communication skills (ability to translate between business and technical concepts).
  • All candidates must be US Citizens or have permanent residence status (Green Card).
  • Must be able to obtain Public Trust Clearance.
  • Candidate must have lived in the United States for the past 5 years.
  • Cannot have more than 6 months travel outside the United States within the last 5 years. Military Service excluded.
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About A.C. Coy Company- Staffing & Consulting Services

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Since 1986, our mission is to be the “Always on Target” staffing and consulting provider by helping people and companies achieve their hiring goals. The team is dedicated to achieving these goals by attracting and retaining top talent that meets our clients’ culture and environment. We are fully engaged with our people and companies through ongoing communication to ensure expectations are met.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Canonsburg, PA, US

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