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Freelance Mainframe Programmer Jobs (NOW HIRING)

Freelance Mainframe Programmer information

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$66

How much do freelance mainframe programmer jobs pay per hour?

As of Jun 21, 2026, the average hourly pay for freelance mainframe programmer in the United States is $54.11, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $63.22 per hour, depending on experience, location, and employer.
What are the most commonly searched types of Mainframe Programmer jobs? The most popular types of Mainframe Programmer jobs are:

EDI IBM Sterling Integrator Developer

Infotree Global Solutions

Columbus, OH

Other

Posted 3 days ago


Job description

Description:
Job Number 1
Job Title - EDI IBM Sterling Integrator Developer
SUPPLY CHAIN Infotree
Visa -any
Remote
NA-78/hr
Roles and Responsibilities:

  • Perform solution-level technical analysis, design and build EDI integrations, and actively participate in testing and defect resolution.
  • Leads day-to-day technical execution of integration and API projects
  • Translates solution designs and architecture guidance into working implementations
  • Ensures code quality, consistency, and adherence to standards
  • Learn and adopt new technologies, tools, and frameworks, applying them effectively to delivery needs.
  • Work independently with globally distributed teams, providing day-to-day technical leadership, mentoring junior team members, conducting code reviews, and ensuring adherence to best practices.
  • Client as the primary technical escalation point for the development team, helping unblock issues, troubleshoot complex defects, and maintain delivery momentum.
Your skills and experience
  • 10+ years of hands-on integration experience, delivering enterprise integration and API solutions using one or more leading integration platforms.
  • 3+ years serving as a Technical Lead on EDI and API Management integration projects, with responsibility for guiding implementation, enforcing standards, and resolving complex technical issues.
  • Minimum of 2 full EDI development lifecycle projects, including development, testing, deployment, and post-production support.
  • Experience integrating with ServiceNow or similar enterprise systems is a plus, including inbound, outbound, and event-based integrations.
  • Deep understanding of RESTful architecture principles, including resource modeling, HTTP methods, status codes, idempotency, versioning, and error handling.
  • Understanding of all stages of the API lifecycle - design, development, testing, deployment, security, versioning, and retirement, with experience in one or more programming languages used for API development
  • Strong understanding of core architectural concepts for EDI implementations, including:
    o Encryption and security fundamentals
    o Authentication and authorization
    o Logging and monitoring
    o Throttling and traffic management
    o Scalability, clustering, and availability concepts
  • Good to have Mainframe knowledge - COBOL + DB2 skills

Additional Details
  • Global Grade : D
  • Can we use Freelancer? : No
  • Named Job Posting? (if Yes - needs to be approved by SCSC) : No
  • Remote work possibility : (No Value)
  • Global Role Family : 6538 Disaster recovery / Business Continuity Specialist
  • Local Role NA : EDI IBM Sterling Integrator Developer
  • Local Skills : EDI IBM Sterling Integrator Developer
  • Languages Required: : english