Staff Full-Stack Engineer: Secure Auth & API Leader

CommBank; Sydney; On-site; AUD 140,000 - 190,000; Full time

Job summary

CommBank is seeking a Staff Software Engineer - Full Stack to build secure authentication experiences across digital channels. You’ll own end‑to‑end design, influence architecture, and work with Node.js, React, Next.js, and GraphQL.

Expect hands‑on work shaping BFF services and cloud‑native patterns. You’ll join a team delivering login, MFA, passkeys, and identity integrations, collaborating across squads to ensure consistent customer experiences.

Qualifications

• Deep experience with Node.js and JavaScript/TypeScript in full‑stack apps.
• Strong React experience with Next.js and modern front‑end flows.
• Experience designing REST APIs and GraphQL schemas where applicable.

Responsibilities

• Design and deliver end‑to‑end authentication solutions across web apps.
• Shape scalable BFF/API architectures and secure token handling.
• Collaborate to translate requirements into production‑ready designs.
• Mentor engineers and promote best practices for reliability and testing.

Skills

Node.js

JavaScript/TypeScript

React

Next.js

GraphQL

Job description

CommBank is seeking a Staff Software Engineer - Full Stack to build secure authentication experiences across digital channels. You’ll own end‑to‑end design, influence architecture, and work with Node.js, React, Next.js, and GraphQL.

Expect hands‑on work shaping BFF services and cloud‑native patterns. You’ll join a team delivering login, MFA, passkeys, and identity integrations, collaborating across squads to ensure consistent customer experiences.