Senior Identity Platform Engineer - Auth & Personalisation

M&S; City Of London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading retail company in the United Kingdom is seeking an experienced software engineer to build and evolve secure authentication systems for millions of users. The role involves end-to-end feature ownership and collaboration across teams. Candidates should possess over 5 years of experience in distributed systems and proficiency in JVM-based languages, along with a strong foundation in DevOps practices. Competitive perks and a supportive environment await.

Benefits

20% colleague discount on M&S products

Competitive holiday allowance

Discretionary bonus schemes

Strong pension and life assurance

Tailored induction and training

24/7 wellbeing support

One paid volunteer day a year

Qualifications

• 5+ years of experience building and scaling distributed systems.
• Good knowledge in one or more JVM-based languages (Kotlin, Java).
• Proven experience in DevOps practices.

Responsibilities

• Build and evolve secure, scalable, and high-performance authentication experiences.
• Take end-to-end ownership of features from design to deployment.
• Collaborate closely with Product Managers, Designers, and Engineers.

Skills

Building and scaling distributed systems

JVM-based languages (Kotlin, Java)

DevOps practices

Designing CI/CD pipelines

Cloud environments (Azure)

Identity standards (OAuth 2.0, OpenID Connect)

Tools

Java

Spring

Micronaut

React

Azure Cloud

Kubernetes

Job description

A leading retail company in the United Kingdom is seeking an experienced software engineer to build and evolve secure authentication systems for millions of users. The role involves end-to-end feature ownership and collaboration across teams. Candidates should possess over 5 years of experience in distributed systems and proficiency in JVM-based languages, along with a strong foundation in DevOps practices. Competitive perks and a supportive environment await.