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Cobol Developer Jobs in Seattle, WA (NOW HIRING)

Senior Software Developer - Mainframe (GR 25)

Renton, WA

$90K - $141K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Leveraging technologies such as COBOL, IMS, DB2, CICS, and JCL, the role focuses on delivering ... About the Team As a Senior Software Developer , you will join PACCAR's talented Mainframe team ...

Senior Software Developer - Mainframe (GR 25)

Renton, WA · On-site

$90K - $141K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Leveraging technologies such as COBOL, IMS, DB2, CICS, and JCL, the role focuses on delivering ... About the Team As a Senior Software Developer , you will join PACCAR's talented Mainframe team ...

Senior Software Developer - Mainframe (GR 25)

Renton, WA · On-site

$90K - $141K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Leveraging technologies such as COBOL, IMS, DB2, CICS, and JCL, the role focuses on delivering ... About the Team As a Senior Software Developer , you will join PACCAR's talented Mainframe team ...

Mainframe Specialist

Kirkland, WA

$70K - $196K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... COBOL, JCL, VSAM, CICS, DB2, Assembler, REXX, SPUFI, TSO/ISPF, or RACF. * Minimum 3+ years leading ...

Mainframe Specialist

Redmond, WA

$70K - $196K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... COBOL, JCL, VSAM, CICS, DB2, Assembler, REXX, SPUFI, TSO/ISPF, or RACF. * Minimum 3+ years leading ...

Mainframe Specialist

Seattle, WA

$70K - $196K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... COBOL, JCL, VSAM, CICS, DB2, Assembler, REXX, SPUFI, TSO/ISPF, or RACF. * Minimum 3+ years leading ...

... COBOL familiarity a plus). * Cloud platforms: GCP, Azure (compute, storage, networking, security). * Middleware & UI: Java/Spring Boot, REST APIs, ReactJS. * Solid grasp of SDLC, DevOps, and Agile ...

Software Developer II

Bellevue, WA · Remote

$90K - $120K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are seeking a highly skilled and motivated Software Developer with strong proficiency in Python and SQL to join our dynamic development team. This role is ideal for someone who thrives as both in ...

Developer

Seattle, WA · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are seeking a skilled Developer to join our technical team. The ideal candidate will play a key role in building, maintaining, and enhancing our software products and applications. You will ...

Developer

Seattle, WA · On-site +1

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are seeking a skilled Developer to join our technical team. The ideal candidate will play a key role in building, maintaining, and enhancing our software products and applications. You will ...

Migration Architect - Mainframe to GCP

Seattle, WA · On-site

$207K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

COBOL, PL/I * CICS, IMS * DB2, VSAM * JCL, batch workloads * Design migration strategies: * Re-host ... Drive automation, DevOps, CI/CD, and Agentic AI adoption * Support production cutovers ...

Role: Software Developer Location: Snoqualmie, WA - 4-6 years Application Development Experience including the skills outline below - Unix, Redhat preferred, light admin experience - Shell ...

Technology Developer Location: Seattle, WA(Onsite) Job Type: Full Time Must Have : Python, PowerShell, Bash, Java, JavaScript, Power Automate, GitLab Good to have : LowCode/No Code, Blue Prism ...

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Showing results 1-20

Cobol Developer information

See Seattle, WA salary details

$12

$63

$83

How much do cobol developer jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for cobol developer in Seattle, WA is $63.18, according to ZipRecruiter salary data. Most workers in this role earn between $55.00 and $74.42 per hour, depending on experience, location, and employer.

What is a Cobol developer?

A COBOL Developer is a software programmer who specializes in using the COBOL (Common Business-Oriented Language) programming language to design, develop, maintain, and troubleshoot business applications. COBOL is a legacy language primarily used in mainframe computing environments, common in industries like banking, insurance, and government. COBOL Developers often work on updating, maintaining, or migrating older systems that are critical to business operations. Their responsibilities may also include analyzing existing code, optimizing performance, and ensuring systems comply with current regulatory and security standards.

What is the difference between Cobol Developer vs Mainframe Developer?

AspectCobol DeveloperMainframe Developer
Required CredentialsProficiency in COBOL, JCL, DB2Proficiency in COBOL, JCL, DB2, and mainframe tools
Work EnvironmentLegacy systems, mainframe environmentsMainframe systems, enterprise IT infrastructure
Employer & Industry UsageFinancial, insurance, government sectorsFinancial institutions, government agencies, large enterprises
Common Search & ComparisonOften compared for mainframe roles involving COBOLBroader role including system administration and maintenance

While both roles involve working with mainframe systems and COBOL, a Cobol Developer primarily focuses on coding and maintaining COBOL applications. A Mainframe Developer may handle a wider range of tasks, including system setup, maintenance, and integration within mainframe environments. The roles often overlap, but Cobol Developers are more specialized in application development.

What are some of the common challenges Cobol developers face when working with legacy systems?

Cobol Developers often encounter challenges related to maintaining and upgrading legacy systems, such as limited documentation, outdated hardware, and code that was written decades ago by other programmers. Integrating Cobol-based applications with modern technologies and platforms can also require creative problem-solving and strong analytical skills. Collaboration with business analysts and IT teams is essential to accurately translate current business needs into the existing codebase while ensuring system stability and data integrity.

What does a Cobol developer do?

COBOL stands for Common Business-Oriented Language. It is a programming language used in business applications. A COBOL developer works on developing applications using this programming language that operate on an organization's mainframe computers. Businesses use COBOL for large tasks, such as transaction and batch processing. As a COBOL developer, your responsibilities include coding new programs using COBOL or assessing and upgrading existing programs and applications to meet business needs and objectives.

Is there a demand for Cobol developers?

Cobol developers are still in demand for maintaining and updating legacy systems in industries such as banking, finance, and government. Many organizations seek experienced professionals with knowledge of mainframe environments, often requiring skills in COBOL programming, JCL, and related tools. While new development is limited, the need for maintenance and modernization keeps demand steady for qualified Cobol developers.

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

To thrive as a Cobol Developer, you need strong programming skills in COBOL, a solid understanding of mainframe environments, and experience with legacy systems, often supported by a degree in computer science or related field. Familiarity with tools like IBM z/OS, JCL, DB2, and transaction processing systems is typically required, along with knowledge of version control systems. Analytical thinking, attention to detail, and effective communication help developers troubleshoot issues and collaborate with teams maintaining critical enterprise applications. These skills and qualities are essential to ensure the reliability and modernization of core business systems that depend on COBOL.

What are the most commonly searched types of Cobol Developer jobs in Seattle, WA?

The most popular types of Cobol Developer jobs in Seattle, WA are:

What job categories do people searching Cobol Developer jobs in Seattle, WA look for?

The top searched job categories for Cobol Developer jobs in Seattle, WA are:

Infographic showing various Cobol Developer job openings in Seattle, WA as of August 2026, with employment types broken down into 58% Full Time, and 42% Contract. Highlights an 100% In-person job distribution, with an average salary of $131,412 per year, or $63.2 per hour.

Software Developer - IBM iSeries (AS400) / COBOL Applications

PACCAR

Renton, WA • On-site

$104K - $146K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 19 days ago


Paccar rating

8.8

Company rating: 8.8 out of 10

Based on 17 frontline employees who took The Breakroom Quiz

44th of 489 rated machine equipment manufacturers


Job description

Requisition Summary

We are looking for a Software Developer to maintain, enhance, and modernize business-critical IBM iSeries applications, including COBOL-based ASI solutions. This role works with business partners, IT teams, and vendors to deliver reliable systems that support daily operations and long-term technology goals.

This opportunity is well suited for someone who enjoys solving business problems, supporting essential applications, and learning both legacy and modern development practices. We welcome applicants with relevant experience, transferable skills, and a willingness to learn the PACCAR application environment.

The successful candidate will bring curiosity, accountability, collaboration, and a practical approach to development, testing, troubleshooting, documentation, and production support.

Job Functions / Responsibilities
  • Analyze business and technical requirements, design solutions, and provide effort estimates.
  • Prepare functional, technical, testing, implementation, and support documentation.
  • Develop, modify, test, and maintain COBOL, RPGIV, RPGLE, CLLE, and related IBM iSeries programs.
  • Enhance existing applications, support modernization opportunities, and apply standards for quality, security, performance, and maintainability.
  • Perform unit, integration, regression, and production validation testing.
  • Troubleshoot incidents, analyze production data, perform root-cause analysis, and implement reliable solutions.
  • Monitor batch jobs, investigate abnormal terminations, and support timely production issue resolution.
  • Support deployment planning, change management, release activities, and post-implementation validation.
  • Communicate status, risks, and options clearly while sharing knowledge with teammates, business partners, vendors, and global IT teams.
Qualifications
  • Bachelor’s degree in Information Technology, Computer Science, a related discipline is required.
  • Master degree in Information Technology or related discipline, preferred
  • 5 years of experience developing, maintaining, or supporting enterprise business applications.
  • 5 years of experience with IBM iSeries application development or support using COBOL, RPGIV, RPGLE, CLLE, SQL, DB2 is required. ASI experience is preferred but not required.
  • Knowledge of database concepts, data structures, file layouts, queries, testing methods, and maintainable code practices.
  • Familiarity with the Software Development Life Cycle, Agile or iterative delivery, documentation standards, and change control processes.
  • Ability to troubleshoot application issues, analyze production data, and communicate clearly with technical and non-technical audiences.
  • Ability to work independently and collaboratively with business partners, vendors, and geographically distributed teams.
  • Willingness to learn complex application environments, document findings, and contribute to team knowledge sharing.
  • Willingness and ability to participate in a shared on-call rotation and provide evening or weekend support when needed for business-critical systems.
Benefits

As a U.S. PACCAR employee, you have a full range of benefit options including:

  • 401k with up to a 5% company match
  • Fully funded pension plan that provides monthly benefits after retirement
  • Comprehensive paid time off – minimum of 10 paid vacation days (additional days are provided with additional seniority/years of service), 12 paid holidays, and sick time
  • Tuition reimbursement for continued education
  • Medical, dental, and vision plans for you and your family
  • Flexible spending accounts (FSA) and health savings account (HSA)
  • Paid short-and long-term disability programs
  • Life and accidental death and dismemberment insurance
  • EAP services including wellness plans, estate planning, financial counseling and more
  • This position is eligible for a holiday gift
Additional Job Board Information

Additional Job Board Information

Salary Range:
At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors including your education, training, or experience. The salary range for this position is $104,100 - $146,630 annually. Additionally, this role is eligible for the full range of benefit options listed above.

Additional Information:

  • PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability.
  • PACCAR Parts is an E-Verify Employer
  • PACCAR has success with diverse teams of employees working together to achieve excellent results. Having a diverse and inclusive work environment ensures PACCAR has the talent needed to conduct business today and in the future by leveraging different backgrounds, skills, and viewpoints. We believe diversity in the workplace increases innovation, results in better decisions and increases employee engagement.
Division Information

PACCAR Parts is the global provider of aftermarket parts and services to support Kenworth, Peterbilt, DAF and TRP dealers around the world.  This includes 21 distribution centers globally that support 2,300 dealerships and over 1,000,000 customers.  Aftermarket support includes world class customer centers that deliver industry leading uptime in conjunction with our outstanding supply chain that delivers record levels of inventory availability for dealers and customers.

Company Information

PACCAR is a Fortune 500 company established in 1905. PACCAR Inc is recognized as a global leader in the commercial vehicle, financial, and customer service fields with internationally recognized brands such as Kenworth, Peterbilt, and DAF trucks. PACCAR is a global technology leader in the design, manufacture and customer support of high-quality light-, medium- and heavy-duty trucks under the Kenworth, Peterbilt and DAF nameplates. PACCAR designs and manufactures advanced diesel engines and also provides customized financial services, information technology and truck parts related to its principal business.
 
Whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services — you can develop the career you desire with PACCAR. Get started!


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About Paccar

Sourced by ZipRecruiter

PACCAR, Inc. is a Fortune 500 company established in 1905 and is recognized as a global leader in the commercial vehicle, financial, and customer service fields. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium- and heavy-duty trucks under its internationally recognized brands Kenworth, Peterbilt and DAF nameplates. PACCAR designs and manufactures advanced diesel engines and provides customized financial services, information technology and truck parts related to its principal business. Your next career move is waiting at PACCAR whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services. Join the PACCAR team today!

Industry

Motor vehicle manufacturing

Company size

10,000+ Employees

Headquarters location

Bellevue, WA, US

Year founded

1905

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