Senior Backend Engineer (Kotlin)

United Kingdom - London, Greater London, United Kingdom
Posted: 20/05/2026

Salary: £0.00 to £500.00 per Day
ID: 37371_BH

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Senior Backend Engineer | Kotlin / Golang/ GCP

6-month contract | Outside IR35

Remote First - Occasional London based office visits

Up to £500 per day

An established consumer-facing technology business is looking for a Senior Backend Engineer to support the continued evolution of high-scale backend services used by a large international user base.

This role would suit an experienced contractor who is comfortable working in Kotlin-heavy backend environments, can operate with autonomy, and is confident helping teams move from legacy systems toward more modern, cloud-native services.

The role

You will be involved in designing, building, and improving reliable backend services, working closely with product, mobile, platf...