COBOL Mainframe Developer - Remote
- Remote, United States
$100,000 to $125,000 USD / year
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Job details
- Pay
- $100,000 to $125,000 USD / year
- Posting language
- English
- Posted
Original job description
Required Skills & Experience
- Strong experience with Mainframe Programming (COBOL)
- Hands-on development in legacy mainframe environments
- Experience with SQL backend/database development
- Strong debugging and troubleshooting skills in production environments
- Experience with JCL, batch processing, and mainframe utilities
- Ability to support on-prem infrastructure remotely
Nice to Have Skills & Experience
- Experience with modern front-end technologies (React, Angular, HTML5)
- Exposure to full-stack or hybrid development environments (mainframe + web apps)
- Experience integrating mainframe systems with modern UI frameworks
- Strong SQL optimization and performance tuning experience
- Familiarity with API development or middleware connecting legacy systems to web apps
- Experience supporting or contributing to legacy modernization initiatives
- Knowledge of Agile environments or DevOps practices (CI/CD for hybrid systems)
- Industry experience in financial services, insurance, or enterprise legacy environments
Job Description
Insight Global is seeking a COBOL Mainframe Developer for a top enterprise client operating in a legacy-heavy environment undergoing modernization. This candidate will be responsible for maintaining and enhancing mission-critical mainframe applications while supporting integration with modern web technologies. The ideal candidate brings deep COBOL expertise along with exposure to modern front-end frameworks such as React, Angular, and HTML5, enabling seamless collaboration across legacy and digital platforms. This role offers the opportunity to work in a fully remote setting while supporting on-prem infrastructure, playing a key role in the client’s digital transformation journey.
Day-to-Day:
- Develop, maintain, and enhance COBOL-based mainframe applications
- Support integration efforts between mainframe backends and modern web UI (React/Angular)
- Write and optimize SQL queries for backend data processing
- Troubleshoot and resolve issues in production and QA environments
- Assist with modernization efforts bridging legacy and distributed systems
- Perform code reviews, testing, and technical documentation
- Collaborate with cross-functional teams supporting on-prem systems remotely