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Senior COBOL Developer

VNM - HO CHI MINH CITY💼 Full-time🗓 2026-07-06 → 2026-07-31

Core

Maintain existing legacy applications and develop new applications on ISeries/AS400 to support current business operations.

Role type

Senior COBOL Developer (Mainframe)

Builds

Batch and interactive COBOL programs for health insurance systems

Domain

Health Insurance / Mainframe

Deliverable

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

Required skills

COBOL, ISeries/AS400, COBOL code analyzer, SDLC, program specifications, health insurance domain knowledge

Preferred skills

Analytical skills, English communication

Technologies

ISeries, AS400

Responsibilities

Develop application program logic from customer-defined specifications; Analyze existing program logic to determine best method of accomplishing required changes or cause of program malfunction; Perform maintenance and modification of programs currently in production; Prepare program specifications and diagrams, and develop logic flowcharts; Test, debug, support and maintain application programs for customers in a variety of business areas and environments

Seniority

Mid-Senior, hands-on IC

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