Backend Jobs in United Kingdom
There are 2,902 open Backend jobs in United Kingdom on freehire right now. 647 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 537 · 19%
- Remote 312 · 11%
- Onsite 39 · 1%
Visa sponsorship offered in 54% of the 166 postings that state a position on it.
Seniority
- Senior 1,307
- Lead 191
- Staff 143
- Middle 72
- Junior 47
- Principal 37
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
Lead Java Backend Architect for AI-Driven E-commerce
Lead the architecture of Java-based backend services for an AI-driven e-commerce personalization platform, ensuring high-performance RESTful APIs and Big Data solutions meet strict SLAs.
Lead Go/PHP Backend Engineer - AI-Driven Recommendations
Lead backend engineer building and optimizing Go/PHP services for Bumble’s AI-driven matchmaking engine, serving millions of users via scalable cloud and on-prem systems.
Node.js & TypeScript Backend Engineer — Real-Time & Cloud
Builds and maintains Node.js and TypeScript backend services with REST APIs, WebSockets, and AWS, focusing on scalable cloud solutions.
Senior Backend Engineer - Hybrid London, Scale & Mentor
Designs high-throughput backend services in Node.js and TypeScript, mentors junior developers, and works with AWS-based distributed systems.
Senior On-Prem Backend Architect – Audit & Security
Designs a secure, single-node on-prem backend with PostgreSQL, RBAC, and audit-chain primitives, deployed via Docker and migrating to Kubernetes.
Backend Engineer: Distributed Systems & Data Platforms
Build scalable backend systems and data platforms that power AI-driven decision-making for public and private sector clients.
Senior Backend Engineer (m/f/d) - Copyright
Senior Backend Engineer builds and scales a copyright-royalty microservice platform in AWS using Java SpringBoot, DynamoDB, OpenSearch, and serverless tools to process €1bn+ in royalties for 330k+ rightsholders.
Backend Engineer – Payments Platform (Java/Kotlin, AWS)
Build and maintain a Direct Debit and API-driven payments platform using Java/Kotlin, Spring Boot, PostgreSQL, Kafka, and AWS for millions of users.
.NET Backend Engineer — Hybrid, Growth & Mentorship
Builds and maintains C# .NET backend services for high-volume apps, deploys to AWS, and mentors teammates using Docker, Terraform, and CI/CD.
SC-Cleared Backend Engineer (Go/Python) – Greenfield Project
Builds backend services from scratch using Go and Python, containerized with Docker and Kubernetes, for a new greenfield project requiring SC clearance.
Staff Backend Engineer: AI-Driven Infra & Platform
Build and scale the backend for an AI-powered move management platform, integrating a Python AI assistant with a Laravel system to ensure reliability and performance.
Backend Engineer — Insights Platform (Java/Spring, Kafka)
Builds a real-time transaction insights backend in Java/Spring Boot and Kafka, processing millions of records to generate spending summaries, travel insights, and spend controls.
Senior Backend Engineer - Enterprise AI Infra & Scale
Build and scale the backend infrastructure for an enterprise AI platform using Kotlin, TypeScript, Azure, and Postgres, owning components like batch processing and LLM gateways.
Node.js/TypeScript Backend Engineer – Scale, Data & Hybrid Work
Designs and builds server-side logic using Node.js and TypeScript in a microservices architecture for large-scale, data-heavy applications at Sainsbury's.
Robotics Platform Backend Engineer | Equity & Growth
Build backend services to coordinate robot fleets and create natural-language workflow tools for robotics operations.
Senior Backend Architect (Go/Python) | Cloud-Native Leader
Designs and delivers cloud-native core banking and payments systems in Go/Python, sets architectural direction, and mentors engineers.
Hybrid Principal Java Engineer - Backend Architect & Mentor
Principal Java Engineer designing scalable backend systems, mentoring engineers, and leading projects using microservices, RESTful APIs, and cloud platforms like AWS or Azure.
Senior Go Backend Engineer - Data APIs & Cloud Infra
Builds and optimizes Go-based data APIs handling high-volume event streams, deploys cloud infrastructure on GCP/Kubernetes, and collaborates with product teams to deliver reliable mobile and partner APIs.