Senior Java API Engineer – Secure, Scalable Auth

Company: Tesco UK
Apply for the Senior Java API Engineer – Secure, Scalable Auth
Location: Welwyn Garden City
Job Description:

Tesco Stores Limited is seeking a software engineer to join the authentication APIs team in the UK. You will help streamline customer experiences by exploring innovative authentication factors and dynamically assessing risk for each session across Tesco’s ecosystem.

You’ll work with a Java/Kotlin stack (Spring Boot, PostgreSQL, Cassandra, Kubernetes, Azure, Kafka) within a DevOps culture, applying TDD and maintaining production systems, while mentoring juniors and collaborating with product and

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Posted: September 30th, 2026