Integration Developer

First Horizon•Memphis, TN

10d•Onsite

About The Position

We are seeking a highly motivated Lead ESB Developer to join our Integration Services team at First Horizon Bank . As a key technical leader in our API and ESB modernization journey, you will play a critical role in supporting our legacy IBM-based Enterprise Service Bus (ESB) platform, while driving the migration to Apigee and modern cloud-native APIs . This is a hands-on leadership role that combines development, design, troubleshooting, and mentoring responsibilities.

Requirements

5 years of experience in middleware integration or enterprise services development
Hands-on expertise with IBM DataPower, WSRR, and WAS
Strong understanding of SOAP, REST, XML, XSLT, XSD, WSDL, YAML , and OpenAPI specifications
Familiarity with TLS/SSL cert management, mutual auth , and integration security standards
Proficient in troubleshooting and debugging service invocation issues across distributed systems
Experience with CI/CD tools (e.g., Jenkins, GitHub Actions, XL Deploy, etc.)
Strong scripting experience (e.g., Shell, Bash, or Python )
Experience working in Agile/Scrum environments
Solid knowledge of Cloud technologies (e.g., GCP, Azure, AWS)
Familiarity with service versioning, throttling, fault handling , and other ESB patterns
Excellent communication, documentation, and collaboration skills

Nice To Haves

Exposure to Apigee or other modern API management platforms
Experience with Dynatrace, Splunk , or similar observability tools
Prior experience working in the Banking or Financial Services industry

Responsibilities

Lead the design, development, and maintenance of services on the IBM ESB stack , including: IBM DataPower Gateway WebSphere Service Registry and Repository (WSRR) WebSphere Application Server (WAS)
Collaborate with architects and application teams to sunset legacy integrations and support the migration to Google Apigee API Gateway
Design and maintain SOAP and RESTful web services , including handling WSDL, XSD, YAML, and OpenAPI specifications
Build and enforce reusable patterns, governance, and security best practices across ESB and API layers
Support CI/CD deployment pipelines and release management processes
Mentor junior developers and provide technical guidance during peer reviews and troubleshooting sessions
Participate in root cause analysis and production support, ensuring system stability and availability
Maintain strong documentation and collaborate with cross-functional teams including Security, Infrastructure, and Application Development