CareerPlan

Software Engineer 2 - Mainframe (COBOL)

Brookfield, WI, USFull-time$98k–$116k2026-10-21 → 2026-11-10

Core

Design, develop, test, operate, and maintain software products and systems for a financial institution, ensuring reliability and customer experience.

Role type

Mid-level IC software engineer (mainframe)

Builds

Production-ready software artifacts and systems

Domain

Banking / Mainframe

Required skills

COBOL, DB2, JCL, VSAM, Agile software development lifecycle, DevOps principles, architectural design patterns, algorithms, data structures

Preferred skills

Full-stack ownership, operational improvement analysis, code review guidance, compliance and security best practices, emerging technology adoption

Technologies

COBOL, DB2, JCL, VSAM

Responsibilities

Design, develop, test, operate, and maintain products; write production-ready and testable code; conduct code reviews; ensure compliance and security best practices; analyze failures and propose design changes; prioritize tasks for incremental delivery

Seniority

Mid-level, hands-on IC