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Senior Application Developer (COBOL)

USA💼 Full-time💰 $75,900–$141,900🗓 2026-05-03 → 2026-07-31

Core

Design, develop, test, and sustain life insurance applications on IBM AS400 mainframes using COBOL and CLP.

Role type

Senior Application Developer (Mainframe/COBOL)

Builds

Life insurance applications (whole life, term, disability, universal life, wealth, health) for BMO clients.

Domain

Financial Services / Life Insurance / Mainframe Systems

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

COBOL, IBM AS400 CLP, INGENIUM (v5.x-7.x), JIRA, Confluence, unit testing, integration testing, regression testing, root-cause analysis, system performance monitoring, code reviews, technical documentation, algorithm design, data structure design.

Preferred skills

Knowledge of software development methodologies, understanding of life insurance products, familiarity with mainframe operating systems and deployment procedures.

Technologies

COBOL, Confluence, IBM Support, JIRA, Security, C++, Network

Responsibilities

Develop and author intricate software implementations and code; Translate business needs into comprehensive design specifications and code; Design, develop, test, and sustain applications utilizing COBOL and AS400 CLP; Monitor, analyze, and enhance application system performance while resolving maintenance issues; Conduct detailed code reviews and offer constructive feedback; Execute unit, integration, and regression testing to validate functionality.

Seniority

Senior, hands-on IC

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