Senior Software Engineer - Mainframe

🌐 Remote💼 Full-time💰 $106,000–$106,000🗓 2026-09-02 → 2026-09-25

Core

Design, develop, maintain, and optimize critical mainframe applications and support enterprise-level ticketing workflows.

Role type

Senior IC mainframe software engineer (technical lead)

Builds

Mainframe applications, middleware, and database solutions

Domain

Enterprise IT / Mainframe Systems

Deliverable

production ML models | product features

Required skills

COBOL, CICS, JCL, DB2, VSAM, SDLC methodologies, version control systems, performance tuning, technical documentation

Preferred skills

Enterprise-level ticketing systems (ServiceNow, Service Manager), waterfall and agile methodologies, mentoring junior team members

Technologies

COBOL, CICS, JCL, DB2, VSAM, ServiceNow, Service Manager

Responsibilities

Design and develop Mainframe applications; troubleshoot complex application and integration issues; conduct performance tuning and optimization; develop technical documentation; guide junior team members

Seniority

Senior, hands-on IC with mentorship responsibilities

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About Ensono

Ensono is a place to make better happen – for our clients and for your career. You can do great things through innovation or collaboration, by learning or volunteering, or to promote diversity and inclusion. You can do great things for your own health or for a healthier planet. Whatever it means to you to do great things we want Ensono to be the place you can do it.  