Backend Jobs in United Kingdom
There are 2,895 open Backend jobs in United Kingdom on freehire right now. 641 of them were posted recently. The skills employers ask for most often are api, cloud and ai.
Salary
| Currency | Period | 25th | Median | 75th | Postings |
|---|---|---|---|---|---|
| GBP | year | £75,000 | £95,000 | £110,000 | 212 |
| USD | year | $130,000 | $157,500 | $201,250 | 15 |
From postings that disclose pay. Currencies are counted separately, never converted.
Most requested skills
- api 39%
- cloud 30%
- ai 28%
- java 27%
- aws 24%
- python 24%
- microservices 18%
- ci-cd 17%
How the work is done
- Hybrid 536 · 19%
- Remote 309 · 11%
- Onsite 39 · 1%
Visa sponsorship offered in 54% of the 166 postings that state a position on it.
Seniority
- Senior 1,303
- Lead 191
- Staff 143
- Middle 72
- Junior 47
- Principal 36
Who is hiring
- 1000+ employees 243
- 501-1000 employees 143
- 51-200 employees 129
- 11-50 employees 76
- 201-500 employees 20
- 1-10 employees 8
Senior Backend Engineer — Scalable AI Platform
Builds and scales the backend infrastructure for an AI-driven financial data platform using Python and FastAPI.
Senior Backend Engineer — Real-Time AI & Data Systems
Build and own scalable backend systems handling high-volume data with FastAPI and PostgreSQL, integrating AI features in a small, fast-paced product team.
Senior .NET Backend Engineer – Real-Time, Cloud & AI Tools
Senior .NET backend engineer building real-time trading systems and cloud tools for a global broking firm using .NET and AWS.
Senior Backend Engineer, AI‑Driven Trading Platform
Build and lead backend services for an AI-driven sports betting trading platform using Java and Go, ensuring high performance and fault tolerance in a regulated environment.
Senior Backend Engineer – AI‑Powered, Cloud‑Native Scale
Build and own cloud-native backend services for an AI-powered platform using Python, Java/Kotlin, and TypeScript on AWS/GCP.
Senior Backend Engineer – Fintech IoT, AI‑assisted
Senior Backend Engineer builds the core platform for asset finance software, integrating IoT tracking and payment flows for banks and alternative investment managers.
Senior Backend Engineer – AI-Driven Platform at Scale
Designs and builds scalable backend services for Cisco’s AI-driven Connected Devices Platform, focusing on high-volume streaming, APIs, and resilient architecture while mentoring peers.
London On-site Backend Engineer (Python) - Scale RegTech
Build and scale a regulatory reporting platform in Python using FastAPI, SQLAlchemy, PostgreSQL, Docker, and RESTful APIs.
Lead Software Engineer - Backend Engineer - Chase UK
Lead backend engineer building cloud-native microservices for Chase UK’s digital banking platform, using Java, AWS, and secure coding practices to deliver scalable, reliable financial services.
Senior Backend Engineer: C# .NET, Azure, AI & Geospatial
Senior Backend Engineer builds scalable Azure services and data pipelines using C# .NET, AI, and geospatial tech to scale AppyWay’s platform internationally.
Backend Engineer (Hybrid) — Systems API & Python/Rust
Build and maintain scalable backend systems in Python and Rust, designing APIs and collaborating with engineers and scientists in a hybrid deeptech startup.
Senior Backend Engineer - Node.js/TypeScript, AI & AWS
Build and own backend services in Node.js/TypeScript on AWS, mentor teammates, and use AI tools to improve code quality and system reliability.
Senior Backend Engineer - Fintech Growth, Java/Spring
Builds and maintains scalable Java/Spring Boot microservices for payments, treasury, and transaction systems in a fast-growing fintech startup.
On-Site Senior PHP/Laravel Backend Engineer — Tech Lead
Leads backend development using PHP and Laravel for client projects, mentors junior engineers, and advances toward a tech lead role in a collaborative office setting.
Senior Backend Engineer (Kotlin/Java) – SC Cleared
Senior backend engineer building government systems in Kotlin/Java with Spring Boot, writing tests via TDD and contributing to technical direction.