Senior Developer – IBM z/OS Connect

Columbus, OH, United States • Posted June 10, 2026

Job Type: Full-time
Location: Columbus, OH
Posted: June 10, 2026
Category: other-general
Application Deadline: June 15, 2026

Role Description

Our client, a leading organization in the technology and financial services sector, is seeking a dedicated and experienced Senior Developer – IBM z/OS Connect to join their dynamic team. As a Senior Developer – IBM z/OS Connect, you will be an integral part of the mainframe modernization initiatives supporting innovative digital transformation projects. The ideal candidate will demonstrate strong problem-solving skills, effective communication, and a collaborative mindset, which will align successfully within the organization.

**Job Title:** Senior Developer – IBM z/OS Connect

**Location:** Columbus, OH or Nashville, TN (both locations require on-site presence)

**What's the Job?**

+ Design, develop, and deploy RESTful APIs using IBM z/OS Connect Enterprise Edition (EE).
+ Expose mainframe assets such as CICS, IMS, COBOL, and DB2 as reusable services.
+ Create and maintain API specifications using Swagger/OpenAPI standards.
+ Develop and supp...

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