Senior backend engineer to lead authentication platform capabilities at scale.
Build and own secure, highly available authentication systems supporting sign-in, account recovery, multi-factor authentication, and session management for millions of consumers. This role involves designing end-to-end platform features, collaborating across product, security, and fraud teams, and mentoring engineers. Requires 4+ years backend experience with distributed systems, strong cryptography knowledge (OAuth 2.0, OpenID Connect, WebAuthn), and proven track record shipping at scale.
Membership is €29/month, cancel anytime: every rate, every original listing link, and a daily alert for roles matching your filters.
Found at a specialist agency · listed 24 September 2026 · InsideJobs links you to the original posting.