Backend Jobs in United Kingdom
There are 2,830 open Backend jobs in United Kingdom on freehire right now. 602 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 28%
- ai 27%
- aws 24%
- python 23%
- microservices 18%
- ci-cd 17%
How the work is done
- Hybrid 516 · 18%
- Remote 285 · 10%
- Onsite 36 · 1%
Visa sponsorship offered in 53% of the 149 postings that state a position on it.
Seniority
- Senior 1,264
- Lead 190
- 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
Senior Backend Engineer (PHP/Python) – Data – Remote - up to £600 per day
Builds and maintains PHP/Python backend systems for processing commercial data from partners, improving integrations, automation, and real-time reporting.
Senior AdTech Backend Engineer — AI & APIs
Designs and maintains scalable backend APIs for ad-tech products, mentors engineers, and integrates AI/ML solutions while ensuring reliability and security in a cross-functional team.
Remote Senior Backend Engineer: PHP/Python & Data Pipelines
Builds and maintains backend systems for commercial and performance data, split 50/50 between PHP (commercial platform) and Python (partner integrations), focusing on data automation and reliability.
Senior Backend Engineer, Marketplace (Go) - Remote/Hybrid
The Senior Backend Engineer will develop pricing and matching models for a transportation marketplace using Go. The role involves building microservices, migrating legacy systems, and managing infrastructure with AWS, Kubernetes, and Terraform.
Backend Engineer II – Scalable Java Microservices (Remote)
Tesco UK is seeking a Backend Engineer to develop scalable Java microservices and APIs for their next-generation fulfilment platform. The role involves end-to-end feature ownership, collaboration with cross-functional teams, and mentoring junior engineers.
Remote Backend Engineer — Django for Green Energy
Octopus Energy Group is hiring mid-level Backend Engineers to build and scale Django-based systems for smart energy devices like EV chargers and home hardware. The role involves collaborating with cross-functional teams to deliver secure, scalable software solutions in the green energy sector.
Senior Backend Engineer - C#, Umbraco, Remote
The Senior Backend Engineer will lead eCommerce web and application development for a travel company using C# and Umbraco. The role involves collaborating on UI/UX enhancements, automating business processes, and implementing automated regression testing within an agile environment.
Remote C# .NET Backend Engineer for eCommerce
Onyx-Conseil is looking for a C# .NET developer to lead the technical direction of an eCommerce site and internal applications for a travel company. The role involves collaborating on UI/UX improvements, process automation, and implementing automated testing.
Senior Go Backend Engineer for Cloud-Native Energy Platform
The Senior Go Backend Engineer will build and maintain cloud-native services for an energy platform, focusing on automated energy trading and high-frequency telemetry data. The role involves developing scalable backend systems, managing APIs, and providing technical leadership within an agile team.
Lead Backend Engineer - Java, Banking & Cloud
Lead Backend Java Engineer for a banking client, delivering cloud-native microservices, implementing test strategies, ensuring secure coding, and mentoring team while driving AI-assisted development practices.
Backend Engineer - Build Lending Pipelines (Hybrid, London)
Backend Engineer owning end-to-end backend features, starting with re-architecting a flex-loan repeat offer pipeline using Python and PostgreSQL, in a hybrid London role.
Senior Backend Engineer - AdTech Platforms & AI Tools
Design, build, and evolve high-quality backend services for Expedia Group, owning critical components, shaping API design, data models, and scalable platforms while applying AI/ML-enabled approaches.
Senior Backend Engineer: API & Systems Design (Hybrid)
Designs scalable backend services and APIs using Python/Rust for a deeptech startup, collaborating with engineers/scientists on platform-layer development.