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Senior Engineer, HP NonStop Development

Denver, Colorado - United States💼 Full-time💰 $75,000–$75,000🗓 2026-06-23 → 2026-07-30

Core

Senior engineer designing, coding, testing, and maintaining HP NonStop application software for back-office account transfers and modernization.

Role type

Senior IC application engineer (HP NonStop)

Builds

ACATS and Mass Account Transfers (MAT) back office applications

Domain

Financial services (brokerage/clearing) + HP NonStop mainframe

Deliverable

production ML models | product features

Required skills

HP NonStop COBOL85, HPNS SQL/MX, SQL/MP, Pathway servers, HP NonStop/Tandem Guardian OS, Full SDLC, Agile/Waterfall/Hybrid methodologies

Preferred skills

Brokerage/clearing business experience, Middle/Back Office domain knowledge, Messaging platforms (MQ), IBM Mainframe experience

Technologies

HP NonStop, Pathway, Guardian OS, SQL/MX, SQL/MP, Azure-DevOps, Microsoft Teams, Zoom

Responsibilities

Develop existing and new applications, design and perform software tests, monitor and correct complex software defects, write and review system specifications, create and maintain technical documentation, provide technical advice on programming problems

Seniority

Senior, hands-on IC

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