Senior Backend Engineer
John Lewis PartnershipLondon, England, United Kingdom • England, United Kingdom
Posted April 9, 2026
52000 - 77000 GBP
Full Time
About the Company
The largest employee-owned business in the UK, home of John Lewis and Waitrose, focused on building a happier world through retail innovation and customer service.
Job Description
As a Senior Backend Engineer, you will be working on a hybrid role, splitting time between working from home and London Head Office/Bracknell Head Office, to build and support new features and contribute to the shaping of new projects using Kotlin or Java. The role involves supporting the professional development of less experienced engineers and opportunities to become a people manager. Successful candidates will have a passion for using technology to deliver outstanding and innovative software solutions, and will have a track record of working in teams delivering complex, performant, high-quality software.
Requirements
- Server side Kotlin or a modern version of Java
- Structured approach to systems analysis and development
- Experience with application frameworks such as http4k or Spring Boot
- Understanding of Agile development methods such as Scrum or Kanban
- Experience in techniques like TDD, pair programming
- Experience in Testing tools like JUnit, JMeter, Cucumber, Snyk
- Continuous Integration/Continuous Delivery
- Understanding of Microservice and Event Driven Architectures
- REST API development and/or consumption
Benefits
- Night Premium at a rate of £5.25 per hour for time worked between 22:00 - 06:00
- Flexible Working
- Opportunities for professional development and learning
- Support for flexible working and work-life balance
- Employee ownership and rewards
