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

CurrencyPeriod25thMedian75thPostings
GBPyear£75,000£95,000£110,000215
USDyear$130,000$157,500$201,25015

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
2,830 jobs
Ocho
4 weeks ago

Staff Backend Engineer (Python)

Open 23d HybridUKStaff
United Kingdom

Build and scale a distributed cloud-security platform in Python, working with Neo4j, ElasticSearch, TimescaleDB, Redis and RabbitMQ across AWS, GCP and Azure.

ai aws azure cloud cloud-security +8 skills
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VANRATH
4 weeks ago

Senior Back-end Engineer

Open 23d HybridUKSenior
United Kingdom

Build and maintain large-scale Java back-end systems that power global enterprise applications in a collaborative team.

java
up to 60 000 £
Hackajob Ltd Backed by Techstars
4 weeks ago

Tech Practice Principal - Backend Lead

Open 23d UKPrincipal
United Kingdom

Leads backend development teams, designing and deploying scalable Node.js microservices on cloud platforms like Azure, while translating business needs into technical solutions.

azure cloud microservices
100 000 – 100 000 £
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Searchability Ltd
4 weeks ago

Backend Software Engineer - eDV Cleared

Open 22d UK
United Kingdom

Backend developer building mission-critical systems for UK Defence & National Security programmes, working on large-scale digital transformation projects.

up to 75 000 £
Searchability Ltd
4 weeks ago

Backend Software Engineer - eDV Cleared

Open 21d UK
United Kingdom

Backend engineer building secure, cloud-native systems for UK Defence & National Security using AWS, Java/Spring Boot, Python, and PostgreSQL.

up to 75 000 £
Augur Backed by Techstars
4 weeks ago

Backend Engineer

Open 25d UK
United Kingdom

Builds distributed Rust-based backend systems for real-time sensor data processing, storage, and threat detection APIs using Kafka, PostgreSQL, and Kubernetes.

accessibility ai api api-design data-pipelines +10 skills
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Ravelin Backed by Techstars
4 weeks ago

Backend Engineer

Open 23d RemoteUKFull-time
United Kingdom

Build and maintain a high-volume fraud-detection platform using Go, Python, and cloud tech, collaborating with data scientists and product teams.

automation aws azure cloud gcp +6 skills
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Anaplan
4 weeks ago

Associate Backend Software Engineer

Open 23d UK H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Associate Backend Software Engineer (Python) Location: Manchester, United Kingdom Department: Engineering At Anaplan, we are a team of innovators focused on optimizing business decision-making through our leading…

agentic-ai ai airflow anaplan api +18 skills
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Ocho People
4 weeks ago

Senior Backend Software Engineer (exclusive)

Open 22d HybridEuropeSenior
United Kingdom

Builds and secures a cloud runtime intelligence layer for enterprises using AWS, GCP, Azure, Kubernetes, and databases like Neo4j and TimescaleDB.

aws azure cloud cloud-security docker +7 skills
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Develop
4 weeks ago

Senior Backend Engineer

Open 23d UKSenior
United Kingdom

Build and modernize backend systems in PHP, improving scalability and delivering new features for a growing product suite.

php
up to 70 000 £
Ocho
4 weeks ago

Senior Backend Software Engineer (exclusive)

Open 23d HybridUKSenior
United Kingdom

Builds and secures a cloud runtime intelligence layer for enterprise clients using AWS, GCP, Azure, Kubernetes, and related tools.

aws azure cloud cloud-security docker +7 skills
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Obsidiansecurity
4 weeks ago

Senior Backend Engineer

Open 26d HybridEuropeSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Builds and maintains backend systems for a SaaS security platform protecting enterprise SaaS apps (e.g., Microsoft 365, Salesforce) via APIs, multithreaded apps, and cloud infrastructure (AWS/GCP). Focuses on threat detection, OAuth token risk management, and scalable distributed systems with AI/ML integration.

agentic-ai ai api aws ci-cd +29 skills
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Believe Resourcing
4 weeks ago

Backend Engineer – C# / .NET

Open 20d UKFull-time
United Kingdom

Builds and maintains scalable backend services in C#/.NET, designing reliable APIs and solving complex technical problems for a fast-paced team.

api csharp dotnet
240 000 – 360 000 AED
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Obsidian Security
4 weeks ago

Senior Backend Engineer

Open 22d EuropeSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Build and maintain backend services for a SaaS security platform that protects enterprise cloud apps like Microsoft 365 and Salesforce.

saas salesforce snowflake
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Transparency Technology
4 weeks ago

Senior Backend Engineer (Python) - London

Open 22d UKSenior
United Kingdom

Builds and scales a real-time AI data platform for private markets using Python and FastAPI to power investment decisions for VC and PE firms.

ai fastapi python
100 000 – 180 000 £
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Symphony Communication Services
4 weeks ago

Software Engineer Back-End

Open 70d UK H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Build and maintain Java-based backend services for an AI-powered communication platform, focusing on scalability, reliability, and cloud-native tooling in a multi-cloud environment.

agile ai analytics argocd automation +16 skills
45 000 – 60 000 £
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iwoca
4 weeks ago

Backend Tech Lead

Open 23d HybridUKFull-timeLead Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Lead the shared backend services and frameworks that power iwoca’s credit-decision systems, guiding architecture, reviewing contributions, and mentoring engineers to improve developer experience and reliability.

ai analytics claude-code data-analytics data-science +8 skills
90 000 – 120 000 £
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Unknown company
4 weeks ago

Backend AI Widget Integration (WordPress n8n Claude API)

Open 22d UK
United Kingdom

Builds a WordPress-based auto-ingestion pipeline that normalizes external data with an NLP API and adds a dynamic content-assessment widget powered by the same API.

api data-ingestion nlp wordpress
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Sainsbury's
4 weeks ago

Node.js/TypeScript Backend Engineer

Open 21d UK
United Kingdom

Builds and maintains Node.js/TypeScript backend services powering Sainsbury’s ecommerce platforms and loyalty systems handling 1.2B+ annual transactions.

agile nodejs typescript
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Jibble Group
4 weeks ago

Senior Back-End Developer

Open 27d RemoteWorldwideSenior
United Kingdom

Build and integrate back-end services for Jibble’s workforce-management platform using .NET Core, PostgreSQL, and AWS, connecting to third-party HR/payroll tools like Gusto and Zapier.

agile api aws cloud confluence +14 skills
4 000 – 5 000 $ / mo
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