GN Resources
Mainframe Developer
Skills
6 days ago
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Important information
Contract type:
Freelance / Contract, Temporary
Salary:
$124,800 / year
Location:
United States
Work mode:
Remote
Published on:
13 October 2026
What they need
Senior Mainframe Developer
Location: Remote – USA
Work Schedule: Eastern Standard Time (EST)
Experience Required: 10+ Years
Employment Type: Contract-to-Hire (C2H) for a health insurance company
Contract Duration: Initial 6 Months, with potential conversion to full-time employment
Rate: $60/hour
Job Description
We are seeking an experienced Senior Mainframe Developer with 10+ years of hands-on experience in mainframe application development, maintenance, and support. The ideal candidate will have strong technical expertise in mainframe technologies, experience in healthcare claims processing, and the ability to work effectively across multiple Agile Scrum teams in a fast-paced environment.
Key Responsibilities
- Design, develop, enhance, test, and maintain mainframe applications.
- Develop and support applications using COBOL, CICS, DB2, JCL, VSAM, and IBM MQ.
- Work on healthcare claims processing applications and related business functions.
- Analyze business requirements and translate them into technical solutions.
- Troubleshoot and resolve complex application and production issues.
- Participate in code reviews, unit testing, integration testing, and production deployments.
- Use Endevor for source code management and application deployment.
- Collaborate with cross-functional teams, including business analysts, developers, testers, and technical leads.
- Work across multiple Agile Scrum teams while managing competing priorities and deadlines.
- Ensure application performance, reliability, and adherence to development standards.
Required Qualifications
- Minimum 10+ years of Mainframe development experience.
- Hands-on experience with COBOL, CICS, DB2, JCL, VSAM, IBM MQ, and Endevor.
- Experience working with healthcare claims processing systems.
- Strong knowledge of batch and online transaction processing.
- Experience in application development, debugging, performance tuning, and production support.
- Strong SQL skills and experience working with DB2 databases.
- Ability to work independently and collaboratively in a fast-paced Agile environment.
- Excellent analytical, problem-solving, and communication skills.
- Ability to support multiple Scrum teams and deliver high-quality solutions within timelines.
Preferred Qualifications
- Experience using Visual Studio Code (VS Code) and GitHub Copilot.
- Familiarity with modern mainframe development practices and tools.
- Experience working in large-scale enterprise environments.
- Understanding of Agile/Scrum methodologies and CI/CD practices.
Additional Information
- This is a remote opportunity within the United States, with working hours aligned to the Eastern Time Zone.
- Candidates must be open to contract-to-hire conversion after approximately six months, based on performance and business requirements.
Pay: $60.00 per hour
Expected hours: 40.0 per week
Work Location: Remote
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