Senior CIAM Engineer

Overview

We're looking for a Senior CIAM Engineer to provide technical leadership across our Customer Identity & Access Management (CIAM) platforms, with a strong focus on Auth0 (target platform) and Okta (legacy/transition platform).

What You'll Do

• Lead the design, configuration and operation of Auth0 and Okta platforms
• Own customer authentication, registration, MFA, identity federation and token management solutions
• Drive platform standards, reusable identity patterns and engineering best practices
• Lead L3 production support and major incident resolution across CIAM platforms
• Introduce modern authentication capabilities like Passkeys, social login, risk-based authentication
• Support Medibank's migration from Okta to Auth0, including onboarding new brands and customer cohorts
• Partner with product, security, architecture and delivery teams to balance security, customer experience and delivery outcomes
• Mentor engineers and provide technical leadership across the CIAM capability

What You'll Bring

• 8+ years' experience working with CIAM platforms
• Strong experience with Auth0 and/or Okta. Other platforms (e.g. PingIdentity, ForgeRock) welcome too.
• Proven ability to lead technical discussions and influence solution design
• Experience with MFA, passwordless authentication, FIDO2/WebAuthn and adaptive authentication
• Strong production support experience, including L3 incident management and root cause analysis
• Experience with CI/CD and Infrastructure as Code (Terraform preferred)
• Strong understanding of identity security, OWASP principles, token security and fraud prevention controls
• Experience working within regulated or security-conscious environments

Nice to Have

• Multi brand or multi tenant CIAM experience
• Experience with passkeys, social login and risk-based authentication
• AWS experience (CloudFront, WAF, Lambda)
• Exposure to Splunk, Datadog or ELK
• Insurance, healthcare or financial services experience

Imagine working with us

We understand that work means different things to everyone We know happy, healthy people make great teams, and great teams put more heart into each customer and patient interaction. And that's why we're reinventing work.

Imagine a workplace that helps you and your family thrive. Where connection, personal development and health and wellbeing are front of mind. To learn more about our benefits go to

For you, work should help you Live Better. It should bring you fulfillment and joy. And with Medibank, it could.

Inclusion and Accessibility

We believe in everyone's potential and strive to make Medibank inclusive for all because different perspectives make us better. We encourage applications from everyone, including Aboriginal and Torres Strait Islander peoples, neurodivergent candidates, LGBTQIA+ community including transgender and gender diverse candidates and candidates with a disability.

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