Senior Mainframe Developer (Engineer II)

Swoon is partnering with a leading financial services client to hire a Senior Mainframe Developer to join their Mainframe Engineering team. This role involves contributing to critical engineering initiatives and collaborating with cross-functional teams to deliver scalable, high-quality mainframe solutions.

Responsibilities:

• Design, develop, test, and implement mainframe-based applications using COBOL, DB2, CICS, and JCL
• Analyze system requirements and translate business needs into technical solutions
• Troubleshoot, optimize, and enhance existing code within a high-availability enterprise mainframe environment
• Collaborate with engineering teams and stakeholders to support major technology initiatives
• Participate in Agile development practices, including sprint planning, backlog refinement, and retrospectives
• Support production systems and participate in on-call rotations as needed
• Ensure solutions are scalable, maintainable, and aligned with enterprise engineering standards

Requirements:

• 7+ years of experience working with mainframe technologies
• Strong hands-on experience with COBOL
• Strong hands-on experience with DB2
• Strong hands-on experience with CICS
• Strong hands-on experience with JCL
• Experience working in large enterprise environments
• Familiarity with Agile SDLC methodologies
• Strong troubleshooting, analytical, and problem-solving skills
• Excellent communication skills and ability to collaborate with cross-functional teams
• Experience with Azure or AWS cloud environments
• Exposure to modernization initiatives or hybrid cloud architectures
• Experience working both independently and within collaborative engineering teams