Backend Jobs in United Kingdom
There are 2,855 open Backend jobs in United Kingdom on freehire right now. 627 of them were posted recently. The skills employers ask for most often are api, cloud and java.
Salary
| Currency | Period | 25th | Median | 75th | Postings |
|---|---|---|---|---|---|
| GBP | year | £75,000 | £95,000 | £110,000 | 215 |
| USD | year | $130,000 | $157,500 | $201,250 | 15 |
From postings that disclose pay. Currencies are counted separately, never converted.
Most requested skills
- api 38%
- cloud 29%
- java 27%
- ai 27%
- aws 24%
- python 23%
- microservices 18%
- ci-cd 17%
How the work is done
- Hybrid 522 · 18%
- Remote 285 · 10%
- Onsite 36 · 1%
Visa sponsorship offered in 53% of the 149 postings that state a position on it.
Seniority
- Senior 1,276
- Lead 193
- Staff 135
- Middle 70
- Junior 46
- Principal 37
Who is hiring
- 1000+ employees 234
- 501-1000 employees 139
- 51-200 employees 125
- 11-50 employees 74
- 201-500 employees 20
- 1-10 employees 8
Staff Software Engineer - Backend
Designs and builds scalable backend services for Databricks' Lakehouse Platform, focusing on reliability and performance for data infrastructure in London.
Senior .NET Backend Engineer – AI-Native, Remote, Event-Driven
Senior .NET backend engineer modernizing a large-scale platform using event-driven architecture and AI-native tools like Claude Code and Copilot.
Junior Backend Engineer for AI-Powered Fintech Platform
Develops backend services for an AI-powered fintech savings platform using Java/Spring on AWS, with event-driven systems and APIs.
Senior Backend Engineer - Scalable AI-CRM (Remote)
Architect and build high-throughput backend services in Node.js/TypeScript to power an AI-driven CRM handling 250,000+ events per minute for 5,000+ customers.
Lead C++ Backend Engineer | Hybrid, AI-Driven Impact
Lead a C++-based backend platform, design APIs, ensure scalability, mentor engineers, and collaborate cross-functionally to elevate technical standards in a hybrid role.
Remote Senior Python Backend Engineer - Enterprise APIs
Builds and maintains Python-based enterprise APIs and integrations for a financial-services program, focusing on scalability, testing, and CI/CD in a regulated environment.
Remote Go Backend Engineer – SportsTech Scale-up
Builds and maintains greenfield middleware and new products in a microservices architecture using Go, Kubernetes, MongoDB, and AWS for a SportsTech startup.
C# Backend Engineer: Cloud APIs & AI‑Aided Dev
Builds and maintains cloud-based APIs in C# for device connectivity and integrations, collaborating across teams.
Senior Backend Engineer — Java, Microservices, Real-Time
Designs and maintains high-volume, real-time backend services using Java and microservices, focusing on API performance, security, and DevOps automation.
Lead Backend Engineer (C++) – Hybrid, Innovation Time
Lead Backend Engineer responsible for owning backend projects, shaping API design, and mentoring engineers in a hybrid role with 2-3 days in-office. Focuses on C++ development, architectural decisions, performance tuning, and AI tooling exploration.
Cloud Backend Engineer for HealthTech Data Pipelines
Build and maintain cloud-based data pipelines for healthcare applications using Node.js and AWS, improving patient outcomes through robust, scalable services.
Senior Java/Kotlin Backend Engineer for Fintech Platforms
Designs, builds, and supports scalable banking/financial systems with Java/Kotlin, focusing on cloud-native microservices and production resilience in fintech.
Backend Engineer - Marketing Technology
Backend Engineer focused on designing and implementing a MarTech stack using Python/PHP, maintaining systems, and collaborating cross-functionally to enhance conversion, efficiency, and user experience.