CareerPlan

Senior Software Engineer

Sydney, New South WalesFull-time$135k–$162k2026-10-30 → 2026-11-11
HybridNo visa sponsorship

Core

Design, build, deploy, and operate secure, scalable digital products and platform capabilities for the NSW Government, influencing authentication, identity, and security systems used across the State.

Role type

Senior Software Engineer (Backend/Full-Stack)

Builds

Secure backend systems, APIs, and supporting platform components for high-availability government services.

Domain

Public Sector / Government / Identity & Security

Required skills

Java/Kotlin with Spring Boot, JavaScript/TypeScript with React, Cloud platforms, CI/CD, API design, System reliability, Incident response, Technical architecture

Preferred skills

Authentication/Identity platforms, Microservices, Containerisation, Monitoring/Observability, High-traffic platform experience

Technologies

Java, Kotlin, Spring Boot, JavaScript, TypeScript, React, Cloud, CI/CD

Responsibilities

Design and architect solutions to complex technical problems ensuring security and scalability; Build secure backend systems and APIs; Collaborate with cross-functional teams in iterative environments; Contribute to code reviews, pair programming, and technical design discussions; Improve engineering practices and team capability; Support production systems, monitoring, and incident response; Mentor engineers and uplift team skills.

Seniority

Senior, hands-on IC with technical leadership