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Junior Mainframe Programmer Jobs (NOW HIRING)

System One

Senior Mainframe Developer (COBOL)

Reston, VA · Remote

$83/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Mentor junior developers and contribute to team best practices What You Bring Required Experience * 5-8 years of mainframe development experience * Strong expertise in: * COBOL * CICS * JCL * TSO ...

Diné Development Corporation

Mainframe Solutions Architect

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Mentor junior and mid-level engineers on mainframe concepts, modernization patterns, and Red Canyon delivery standards. * Contribute to proposals, technical volumes, PWS development, and Rough Order ...

M&T Bank

Systems Programmer - Mainframe Networking

$56.25 - $71.75/hr

  • Medical

  • Retirement

  • PTO

Provide technical guidance and mentorship to junior team members. * Documentation : Maintain ... in mainframe systems programming, with a focus on networking and middleware. * Relevant ...

Virtusa Corporation

Architect

New York, NY · On-site

Lead and manage a team of mainframe developers and analysts in delivering complex enterprise ... Mentor junior team members and foster knowledge sharing. Provide production support for critical ...

USM

Mainframe Developer-----Need GC and USC

Columbus, OH · On-site

$47.25 - $60.75/hr

Mainframe Developer Duration - 18 months Location - Columbus, OH Need GC and USC Top Three Skills ... junior developers and make sure line commitments are covered from iteration to iteration ...

PNC Bank

Software Engineer Principal - Mainframe

Ponca City, OK · On-site +1

$105K - $141K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Mentor junior engineers and provide technical leadership across project teams Preferred Skills: * Strong experience in Mainframe Development * Advanced proficiency in: * COBOL * CICS (Channels ...

Kyndryl

Mainframe DB2 Systems Programmer

Phoenix, AZ · On-site +1

$54.50 - $69.50/hr

... your career, from Junior System Administrator to Architect. We have opportunities for Cloud ... Knowledge of: * DevOps tools for mainframe (Endevor, ISPW, etc.) * Exposure to: * Cloud integration ...

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Junior Mainframe Programmer information

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How much do junior mainframe programmer jobs pay per hour?

As of Aug 15, 2026, the average hourly pay for junior mainframe programmer in the United States is $26.96, according to ZipRecruiter salary data. Most workers in this role earn between $16.35 and $33.17 per hour, depending on experience, location, and employer.

What is a junior mainframe programmer?

Junior Mainframe Programmers are entry-level professionals who work with mainframe computer systems, typically maintaining, developing, and troubleshooting software written in languages like COBOL, JCL, or Assembler. They assist in supporting legacy systems that handle large-scale data processing tasks for industries such as banking, insurance, and government. Their responsibilities often include coding, debugging, running batch jobs, and ensuring that mainframe applications run smoothly under the supervision of senior programmers.

What are the key skills and qualifications needed to thrive as a junior mainframe programmer, and why are they important?

To thrive as a Junior Mainframe Programmer, you need a solid understanding of programming languages like COBOL, JCL, and SQL, often supported by a degree in computer science or related field. Familiarity with IBM mainframe environments, version control systems, and database management tools is crucial for daily tasks. Attention to detail, problem-solving skills, and the ability to learn quickly help you adapt to legacy systems and collaborate with senior developers. These skills are essential to ensure reliable system maintenance, effective troubleshooting, and smooth integration within enterprise IT teams.

What are the typical responsibilities of a junior mainframe programmer in their first year on the job?

In their first year, a Junior Mainframe Programmer is usually responsible for maintaining and updating existing mainframe applications, assisting with coding tasks, debugging programs, and performing routine batch processing operations. They often work under the guidance of senior programmers and participate in code reviews, documentation, and testing activities. Collaboration with analysts, QA testers, and other IT professionals is common to ensure program changes meet requirements and function smoothly in the production environment.
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Junior Mainframe Programmer jobs near you
Infographic showing various Junior Mainframe Programmer job openings in the United States as of August 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 100% In-person job distribution, with an average salary of $56,068 per year, or $27 per hour.

Senior Mainframe Developer (COBOL)

System One

Reston, VA • Remote

$83/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 29 days ago

Job description

Senior Mainframe Developer (COBOL) Location: 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 support and enhance large-scale enterprise systems. This role is ideal for someone who thrives in a mainframe environment, enjoys solving complex problems, and is open to evolving technologies. You’ll play a key role in maintaining critical applications, supporting high-volume systems, and contributing to modernization efforts where applicable.
Work Model
  • Primarily remote
  • Must live in the DMV area or nearby states (WV, DE, PA) OR be willing to relocate
  • Ability to travel to Reston, VA approximately once per month for PI Planning
What You’ll Do
  • Design, develop, test, and maintain mainframe applications using COBOL
  • Work across core mainframe tools including CICS, JCL, TSO/ISPF, and related utilities
  • Analyze business and technical requirements to develop scalable solutions
  • Support production systems, troubleshoot issues, and resolve critical defects
  • Perform code reviews, testing, and ensure adherence to quality standards
  • Collaborate with cross-functional teams to deliver reliable, high-performing systems
  • Participate in Agile ceremonies and PI Planning sessions
  • Identify opportunities to improve performance, stability, and maintainability
  • Mentor junior developers and contribute to team best practices
What You Bring Required Experience
  • 5–8 years of mainframe development experience
  • Strong expertise in:
    • COBOL
    • CICS
    • JCL
    • TSO/ISPF
    • Mainframe change management tools (e.g., ChangeMan, Topaz)
  • Experience supporting large-scale enterprise systems
  • Ability to analyze, debug, and work with existing legacy codebases
  • Experience in Agile/Scrum environments
  • Strong problem-solving and communication skills
  • Ability to work independently and as part of a distributed team
? Candidates with prior mainframe experience (even if from 1–3 years ago) are encouraged to apply if they’re confident returning to hands-on COBOL work
Nice to Have
  • Exposure to Java or modern integration technologies
  • Experience with web services (REST/SOA)
  • Familiarity with AWS or cloud concepts
  • Experience with DevOps / CI-CD pipelines
  • Healthcare domain experience (especially working with enrollment or benefits data)
  • Experience with Git / Bitbucket
Education
  • Bachelor’s degree in Computer Science, IT, or related field
  • OR equivalent experience (additional 4 years of relevant work)

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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Ref: #851-Rockville-S1