Salary Range $134,626- $162,153pa+ super
Parramatta or Sydney CBD location with hybrid working (1-2 office days)
About the team
The Authentication team build and operate the systems that help millions of customers securely access government services, protecting accounts while ensuring authentication remains simple, accessible and trusted.
We are a cross-functional team of engineers, designers, and product managers.
Our culture is highly collaborative, based on shared ownership of security, customer, and financial outcomes.
Team members are trusted to contribute ideas, challenge assumptions constructively and take ownership of their work.
We encourage experimentation, innovation and the thoughtful adoption of emerging technologies where they improve our ways of working, or outcomes.
About the role
This role provides a unique opportunity to work on one of the most critical digital platforms within NSW Government.
Senior Software Engineers influence authentication, identity and security capabilities used across the State, work on large-scale, high-impact systems, and solve complex technical challenges that directly affect the experience and security of millions of customers.
The team offers exposure to modern cloud and identity technologies, strong cross-functional collaboration, and support for ongoing professional growth and development.
About you
We're looking for a self-motivated, customer-focused Senior Engineer who is passionate about building secure, reliable and scalable platforms that support critical digital services.
You thrive in collaborative environments, enjoy mentoring others, and lead through influence rather than authority.
You will bring a strong focus on system reliability, security and continuous improvement, balancing technical leadership with a pragmatic approach to delivery.
You will be comfortable working on highly available platforms, and contribute to incident response, service resilience and technical decision-making while helping uplift engineering practices across the team.
Key responsibilities




Designing, building and reviewing secure authentication services, APIs and supporting platform components
Pair programming with other engineers and leading by example in coding, testing and secure design practices
Reviewing code, architecture and test approaches to ensure security, reliability, scalability and maintainability
Contributing to and leading releases (aligned to delivery readiness), ensuring changes meet strict reliability and security requirements
Supporting BAU activities including proactive maintenance, patching, monitoring, and incident response for a highly dependent, always-on platform
Occasional out-of-hours work may be required to support critical incidents, releases or urgent operational issues, with appropriate flexibility and notice where possible
To be successful in this role you will demonstrate:
Experience designing and building secure, scalable backend systems and APIs, with exposure to full-stack development
Experience working with cloud platforms and modern CI/CD practices
Proven ability to deliver reliable, high-quality software in production environments
Experience contributing to incident response and production support in high-availability systems
Strong problem-solving and systems thinking
Highly collaborative, comfortable with pairing, reviews and cross-team work
Takes ownership of outcomes, balancing delivery with reliability, security and operational stability
Able to self-manage and contribute as a de‐facto technical leader
Experience with authentication, identity or other highly dependent platforms
Familiarity with microservices, APIs and containerisation
Exposure to monitoring,



observability and security practices
Strong communication skills and ability to explain technical concepts clearly
Growth mindset and continuous improvement focus
Experience with high-traffic, highly available platforms
Exposure to platform or shared services environments
Interest in progressing towards senior technical leadership roles
Essential Requirements
Be NSW residents or in the process of relocating to NSW
Hold appropriate working rights for the type of employment offered
Why join Service NSW?
Delivers services that genuinely impact millions of people
Invests in modern technology, ways of working and qualified growth
Supports flexible, hybrid working and inclusive practices
Values collaboration, purpose and continuous improvement
Closing Date: 10am, Friday 14th August ****
A talent pool may be created as part of this recruitment process and will be valid for up to 18 months.
The talent pool may be used to fill future ongoing or temporary vacancies of the same or similar role.
Careers at Department of Customer Service
A career at the Department of Customer Service (DCS) gives you the opportunity to help improve government services and be part of reform that benefits people across NSW.
We are focused on delivering excellent customer service, digital transformation, and regulatory reform.
Come join us and influence the future of our great state.
Belong in our diverse and inclusive workplace
The strength of our workforce lies in its diversity and embracing difference, while the key to our success is leveraging the contributions of employees with different backgrounds and perspectives.
We provide adjustments to the recruitment process for candidates, including individuals with disability.
If you require an adjustment during the recruitment process, including alternate formats or have questions about the support available, please contact Talent Operations on ************ or ******.
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📌 Senior Software Engineer (New South Wales)
🏢 the original
📍 New South Wales