Senior Mainframe Tech Lead - DevOps & Banking Apps

KeyBank; Kentucky; On-site; USD 96,000 - 181,000; Full time

Job summary

KeyBank in Brooklyn, Ohio seeks a senior software engineer with 10–15 years of Mainframe Hogan experience to design, develop, test and maintain banking products within an agile/DevOps framework.

You will own code quality, participate in design reviews, ensure security and regulatory compliance, and contribute to the bank's technology transformation by collaborating across teams and driving reliable, scalable solutions.

Qualifications

• Bachelor's degree or equivalent work experience.
• 10–15 years of relevant Mainframe Hogan experience.
• Proficient in IBM SQL Studio, LCM, TWS, CA7, Cobol, JCL, CICS, DB2 and VSAM.
• Strong debugging skills and dependency management understanding.
• Experience with SDLC, release management, and testing methodologies.
• Experience working with large transaction-based systems.
• Experience writing and documenting technical designs.

Responsibilities

• Design, develop, test, operate and maintain banking products.
• Write production-ready and testable code.
• Ensure designs meet scalability, reliability and performance goals.
• Analyze failures, propose design changes and drive improvements.
• Prioritize tasks for incremental delivery and manage blockers.
• Conduct code reviews and ensure compliance with development standards.
• Ensure security and regulatory compliance in development work.
• Support the bank's technology transformation and innovation.

Skills

Mainframe Hogan

IBM SQL Studio

Job Scheduler-TWS

CA7

Cobol

JCL

CICS

DB2

VSAM

Debugging skills

Dependency management

Software lifecycle

Release management

Testing methodologies

Large transaction systems

Technical design writing

Education

Bachelor's degree

Tools

IBM SQL Studio

LCM

Job Scheduler-TWS

CA7

TSO

CICS debugging tools

Job description

KeyBank in Brooklyn, Ohio seeks a senior software engineer with 10–15 years of Mainframe Hogan experience to design, develop, test and maintain banking products within an agile/DevOps framework.

You will own code quality, participate in design reviews, ensure security and regulatory compliance, and contribute to the bank's technology transformation by collaborating across teams and driving reliable, scalable solutions.