Software Engineer II - Partner Identity & Access Management - ABU

Requirements

• Professional backend engineering experience building and operating production services at scale in Java and Perl
• Hands-on delivery of customer identity and access management (CIAM) for an external, non-employee user population
• Practical, in-depth experience with Auth0 in production
• Experience migrating authentication from an incumbent system to a new identity provider on live traffic
• Demonstrated ability to work productively in large legacy codebases
• Strong grasp of underlying protocols and standards such as OAuth 2.0, OpenID Connect, JWT, session management
• Experience running services in a cloud environment
• A track record of independent, evidence-led investigation of production problems
• Clear written and spoken English

Nice to Haves

• Experience with controlled experimentation (A/B testing) on authentication or funnel-critical paths
• Familiarity with bot, automation, and abuse traffic patterns on login endpoints
• Experience with mobile authentication
• Exposure to AI-assisted engineering workflows
• Experience with machine-to-machine and API authentication for third-party integrators

What You'll Be Doing

• Building and operating backend services across partner authentication
• Delivering migration workstreams
• Maintaining and changing the legacy estate
• Configuring and extending the identity platform
• Leading technical investigations
• Measuring changes on real traffic
• Supporting the wider team and its consumers
• Participating in on-call for services with a direct partner-visible blast radius

Perks and Benefits

• Annual paid time off and generous paid leave scheme
• Hybrid working including flexible working arrangements
• Industry leading product discounts
• Inclusive company culture