Engineer - Identity & Authorisation

Department: Xero Engineering

Location: NZ: Wellington: Xero One (19-23 Taranaki St), NZ: Auckland Remote

Employment Type: FullTime

The role / impact

This role is central to Xero’s security, overseeing the core identity system that manages token and non-human authentication. You will enable seamless system-to-system interactions and 3rd party embedding, allowing Xero to integrate securely with external applications, such as banking platforms, while maintaining the integrity of our underlying architecture.

Your work ensures the entire application remains secure and performant. By providing the tools and guidance necessary for other teams to integrate with the authentication domain, you play a vital part in protecting the customer journey and supporting global security and compliance initiatives.

The team & how they connect

The Identity and Authorisation teams act as a platform for the rest of Xero, ensuring all customers have safe, low-friction access to our products and services. We are a collaborative group of engineers who run mission-critical services and work closely together to provide internal product teams with the tools they need to integrate with our identity platform.

The team is currently working on / Initially, you will focus on

• Upgrading the core call system to improve authentication efficiency.

• Managing and refactoring the core identity system and token authentication protocols.

• Developing and maintaining secure system-to-system and 3rd party embedding solutions.

• Supporting the tech stack which includes .NET, C#, and backend-focussed distributed systems.

Where and how you can work

This role can be based anywhere in New Zealand. Our pod is primarily located in Wellington, but we support remote work and flexible arrangements, including boost days for in-office collaboration.

Here are some of the things we are looking for

• You bring a strong background in backend development, specifically with .NET and C#.

• A passion for technical excellence and the ability to solve complex engineering problems at scale.

• Your communication style is clear and effective, allowing you to collaborate with various product teams across the business.

• You possess a growth mindset and are keen to maintain, grow, and share your technical knowledge with the wider team.

• Experience with, or an interest in, building secure and scalable distributed systems.

• You thrive in an environment where you can contribute to technical design decisions and influence engineering standards.

Apply even if your experience isn't a perfect match! At Xero, we hire based on your skills, passion, and the unique perspective you can bring to enhance our culture and team.