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Senior Engineer

Sydney, New South Wales💼 Full-time🗓 2026-10-02 → 2026-10-04

Core

Provide Level 3 engineering and production support for the Fusion GPP payment processing platform, ensuring secure, resilient, and reliable transaction handling.

Role type

Senior Service Engineer (L3 Production Support)

Builds

Fusion GPP platform and related payment services

Domain

Financial Services / Payments

Required skills

L3 production support, incident management, problem management, root cause analysis, vendor engagement, SWIFT messaging (MT/ISO 20022), Agile/Waterfall delivery

Preferred skills

Fusion GPP or GPP Classic experience (via careerplan.io/jobs/569f701b-31d5-472a-af6c-2507cb9e5a54-senior-engineer-at-westpac-group)

Technologies

Fusion GPP, Finastra, SWIFT MT, ISO 20022 MX

Responsibilities

Investigate and resolve complex production incidents, manage defects and vendor engagements, support application changes and deployments, maintain operational documentation and runbooks, participate in on-call support and critical incident management

Seniority

Senior, hands-on IC