What are the responsibilities and job description for the Sr. COBOL Developer position at Apt?
This opportunity is a direct-hire role that requires 5 days a week onsite in Jackson, MS. We cannot support a C2C arrangement or sponsor a working visa for this role.
About the Role:
We’re seeking a Sr. COBOL Developer with strong experience in mainframe environments and a solid background in EDI processing. In this role, you'll analyze, develop, and support high-volume transaction systems, contributing to the ongoing stability and performance of mission-critical applications.
You’ll work closely with cross-functional teams to design and implement solutions, support system enhancements, and ensure seamless data exchange—especially for claims and EDI-related processes.
What You’ll Be Doing:
- Develop, enhance, and maintain mainframe applications using COBOL, JCL, CICS, and DB2
- Analyze existing systems and business requirements to support enhancements and troubleshoot issues
- Manage and support EDI transaction flows, including file processing, mapping, and validation
- Participate in code reviews, testing, debugging, and change control processes
- Create and maintain system documentation, technical specifications, and operational procedures
- Collaborate with business analysts, QA, and infrastructure teams to deliver solutions that meet business needs
What You Bring:
- Bachelor's degree in computer science, information systems, or related field
- 5 years of COBOL development experience in a mainframe environment
- Strong skills in JCL, CICS, and DB2 application development
- Proven experience working with EDI in claims, healthcare, insurance, or other transaction-heavy environments
- Familiarity with MQ, Easytrieve, and data reporting or file-handling utilities
- Solid understanding of SDLC methodologies and experience with change control tools
- Strong troubleshooting, time management, and collaboration skills
Why This Role Matters:
This is a high-impact position supporting core business operations. Your expertise will help ensure accurate, efficient data processing for critical systems, particularly where reliable EDI handling is essential. You’ll join a collaborative, technically solid team where your contributions are valued and your mainframe expertise makes a difference.