Backend Developer Salary in United Kingdom

Backend Developer jobs in United Kingdom hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $190,923/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

United Kingdom
AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

Morpho

morpho.org
Morpho is a decentralised lending protocol founded in 2021 by a team based in Paris. It replaces monolithic lending pools with minimal, immutable markets that anyone can configure, layering curated vaults on top for passive depositors. The protocol is used by fintech applications and exchanges to embed crypto-backed lending without operating their own credit infrastructure.
morpho.org • HQ: Paris, France • Creative Agencies • Design & Creative • Branding • Est. 2021
HQ: Paris, France • Creative Agencies • Design & Creative • Branding • Est. 2021
Open 152 daysVerified live · 1 hour ago 5 months ago

Staff Backend Engineer

$75k – $157k per year (Estimated) • Staff+ • 10+ years expParis • Remote (Europe) • Full-Time • Staff
TypeScript
Databases
PostgreSQL
Frontend
GraphQL
Web3
DeFi
Morpho
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Xapien

xapien.com
Our clients use Xapien's AI for fully automated on-demand research on any person or company in the world, in minutes, not days.
xapien.com • HQ: London, United Kingdom • Analytics Platforms • Cybersecurity • Threat Intelligence
HQ: London, United Kingdom • Analytics Platforms • Cybersecurity • Threat Intelligence
6 months ago

Staff Backend Engineer

$122k – $162k per year • Staff+ • 10+ years expRemote/Hybrid (London, United Kingdom) • Full-Time • Staff
Go
Go
Temporal
Databases
Apache Kafka
AI/ML
AI Agents
Claude
Claude Code
Copilot
Cursor
LLM
Edge AI
Gemini
RAG
OpenAI
DevOps
Docker
Grafana
gRPC
Kubernetes
GCP
Prometheus
Rest API
Apply
$108k – $176k per year • Senior • 10+ years expRemote/Hybrid (London, United Kingdom) • Full-Time • Senior
Go
Go
Temporal
Databases
Apache Kafka
ElasticSearch
AI/ML
LLM
Edge AI
Gemini
RAG
OpenAI
DevOps
Docker
Grafana
gRPC
Kubernetes
GCP
Prometheus
Rest API
Apply
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Isomorphic Labs

isomorphiclabs.com
Isomorphic Labs is a London drug discovery company founded in 2021 as an Alphabet spin-out from Google DeepMind. It applies AlphaFold and successor models to design small molecules and understand protein interactions, aiming to compress preclinical timelines. The company has research collaborations with Eli Lilly and Novartis alongside its own internal pipeline.
isomorphiclabs.com • HQ: London, United Kingdom • Medical AI • Drug Discovery • Pharmaceuticals • Est. 2021
HQ: London, United Kingdom • Medical AI • Drug Discovery • Pharmaceuticals • Est. 2021
Open 158 daysVerified live · 1 day ago 6 months ago

Senior Software Engineer (Inference Platform), London

$95k – $173k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Senior
TPU
DevOps
GCP
Google GKE
Kubernetes
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Open 475 daysVerified live · 1 day ago 1 year ago

Software Engineer (TechOps), London

$82k – $185k per year (Estimated)Remote/Hybrid (London, United Kingdom)
Python
DevOps
CI/CD
Docker
GCP
Grafana
Helm
Kubernetes
Kustomize
Prometheus
Splunk
Terraform
GitHub
GitHub Actions
Apply
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Restream

restream.io
Restream is #1 solution that helps to broadcast live video to all social networks simultaneously. Millions of people around the world use Restream to reach, engage, and monetize their audiences. We're a small and diverse group of dreamers who mak...
restream.io • Austin • Tallinn • Software • Video Production • Media & Entertainment
Austin • Tallinn • Software • Video Production • Media & Entertainment
Open 159 daysVerified live · 2 days ago 6 months ago

Senior Software Engineer - Backend - AI Clips Team

$69k – $196k per year (Estimated) • Equity • Senior • Remote (Europe) • Full-Time • Senior
Node JS
Rust
TypeScript
JavaScript
Databases
Redis
DevOps
AWS
CI/CD
Docker
Kubernetes
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Plaid

plaid.com
Plaid Inc. is a financial technology company headquartered in San Francisco, California, and founded in 2013. The company develops a data transfer network and application programming interfaces that allow consumers to securely connect their bank accounts to financial applications and services. It operates globally across North America and Europe, serving over 12,000 financial institutions and powering thousands of digital finance tools for millions of users.
plaid.com • HQ: San Francisco, United States • Data Integration • Data & Analytics • Identity Management • Cybersecurity • Banking • Payments • Financial Services • FinTech • Est. 2013
HQ: San Francisco, United States • Data Integration • Data & Analytics • Identity Management • Cybersecurity • Banking • Payments • Financial Services • FinTech • Est. 2013
Verified live · 1 day ago 6 months ago

Staff Software Engineer - Europe

$168k – $363k per year (Estimated) • Staff+ • 8+ years expRemote/Hybrid (London, United Kingdom) • Full-Time • Staff
Go
Python
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Capco

capco.com
Capco is a global management and technology consultancy dedicated exclusively to the financial services industry, offering expertise in areas such as digital transformation, data management, and risk and compliance. The firm operates as a partner to leading banks, capital markets, insurance companies, and fintechs, helping them navigate complex regulatory environments and modernize their technological infrastructure. With a presence in major financial hubs around the world, it combines deep industry knowledge with innovative technology solutions to drive business agility and growth for its clients.
capco.com • HQ: London, United Kingdom • Capital Markets • Banking • Financial Services • 1001-5000 employees
HQ: London, United Kingdom • Capital Markets • Banking • Financial Services • 1001-5000 employees
Open 164 daysVerified live · 1 hour ago 6 months ago

Senior Backend Engineer - Java

$92k – $166k per year (Estimated) • Senior • In office (London, United Kingdom) • Full-Time • Senior
Java
SQL
Java
Spring Boot
Databases
Apache Kafka
DevOps
AWS
CI/CD
CloudFormation
GitLab
Apply
Open 179 daysVerified live · 1 hour ago 6 months ago

Principal Backend Developer (Java)

$92k – $185k per year (Estimated) • Lead • In office (Glasgow, United Kingdom) • Full-Time • Principal
Java
SQL
Java
Spring Boot
Databases
Apache Kafka
DevOps
AWS
CI/CD
CloudFormation
IAM
GitLab CI
GitLab
Apply
Open 179 daysVerified live · 1 hour ago 6 months ago

Principal Backend Developer (Java)

$92k – $185k per year (Estimated) • Lead • In office (Edinburgh, United Kingdom) • Full-Time • Principal
Java
SQL
Java
Spring Boot
Databases
Apache Kafka
DevOps
AWS
CI/CD
CloudFormation
IAM
GitLab CI
GitLab
Apply
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TransPerfect

transperfect.com
TransPerfect is the world’s largest provider of language services and AI technology solutions, headquartered in New York City, New York. Founded in 1992 by Phil Shawe and Liz Elting, the company operates across more than 100 cities on six continents with over 10,000 employees.
transperfect.com • HQ: New York, United States • Professional Services • Translation Services • 1001-5000 employees • Est. 1992
HQ: New York, United States • Professional Services • Translation Services • 1001-5000 employees • Est. 1992
Open 173 daysVerified live · 5 hours ago 6 months ago

Backend Developer (.NET C#)

$59k – $139k per year (Estimated) • Middle • 4+ years expIn office (London, United Kingdom) • Bachelor's Degree • Full-Time • Middle
C#
SQL
C#
Entity Framework Core
Databases
MS SQL
RabbitMQ
DevOps
AWS
Azure
Docker
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Northslope Technologies

northslope.com
Forward-deployed AI applications built on Palantir. Palantir's only Vanguard Elite partner delivering mission-specific AI for aerospace, energy, finance & more.
northslope.com • Abu Dhabi • New York • London • Dubai • Data & Analytics • Software • Artificial Intelligence
Abu Dhabi • New York • London • Dubai • Data & Analytics • Software • Artificial Intelligence
Open 180 daysVerified live · 1 day ago 6 months ago

Forward Deployed Software Engineer (UK Defence)

$82k – $184k per year (Estimated) • Equity • Remote/Hybrid (London, United Kingdom) • Bachelor's Degree • Full-Time
Python
TypeScript
JavaScript
AI/ML
LLM
Spark
Frontend
React.js
Apply
Open 180 daysVerified live · 1 day ago 6 months ago

Forward Deployed Software Engineer

$82k – $184k per year (Estimated) • Equity • Remote/Hybrid (London, United Kingdom) • Bachelor's Degree • Full-Time
Python
TypeScript
JavaScript
AI/ML
LLM
Spark
Frontend
React.js
Apply
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N8N

n8n.io
n8n is a free and open node-based Workflow Automation Tool. It can be self-hosted, easily extended, and used with third party web applications or custom in-house tools to automate repetitive tasks. With n8n, for the first time, people can move bey...
n8n.io • Berlin • London • Boston • San Francisco • New York • Information Technology • Software • Business Process Automation (BPA) • 11-50 employees
Berlin • London • Boston • San Francisco • New York • Information Technology • Software • Business Process Automation (BPA) • 11-50 employees
Open 180 daysVerified live · 27 min ago 6 months ago

Senior Product Engineer (TS/NodeJS/Vue)

$75k – $151k per year (Estimated) • Senior • Remote/Hybrid (Berlin, Germany, London, United Kingdom) • Visa sponsorship • Full-Time • Senior
JavaScript
Node JS
TypeScript
Frontend
React.js
Vue.js
DevOps
CI/CD
GitHub
IAM
Git
Grafana
OpenTelemetry
Prometheus
Management
n8n
Apply
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Senseon

senseon.io
Senseon is a London cybersecurity company founded in 2017 that correlates signals from endpoints, network and cloud into single investigations. Its approach aims to reduce alert fatigue for teams that cannot staff a full security operations centre. The company serves mid-sized organisations across Britain and Europe.
senseon.io • HQ: London, United Kingdom • Data & Analytics • Artificial Intelligence • Cybersecurity • Est. 2017
HQ: London, United Kingdom • Data & Analytics • Artificial Intelligence • Cybersecurity • Est. 2017
Open 181 dayVerified live · 2 days ago 6 months ago

Go-to-Market Engineer (AI-first GTM Engineering)

$81k – $182k per year (Estimated) • Remote (United Kingdom, South Africa) • Full-Time
Python
AI/ML
Claude
Claude Code
AI Agents
LLM Guardrails
OpenAI Codex
DevOps
CI/CD
GitHub Actions
GitHub
IAM
Cybersecurity
Least Privilege
Apply
Report

Udacity

udacity.com
Udacity is an online education company headquartered in Emeryville, California, and founded in 2011 by Sebastian Thrun, David Stavens, and Mike Sokolsky after a free Stanford artificial intelligence course. The company sells Nanodegree programs in areas such as programming, data science, artificial intelligence, cloud computing, and autonomous systems, built together with industry partners. It shifted toward enterprise and government reskilling contracts and was acquired by Accenture in 2024.
udacity.com • HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
$149k – $280k per year (Estimated) • Staff+ • 5+ years exp • Remote (MENA, APAC, Europe, United States, Canada) • Visa sponsorship • Contractor • Architect • English: C1
Pytest
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9fin

9fin.com
9fin is a financial technology company headquartered in London, United Kingdom, and was founded in 2016. The company provides an AI-powered intelligence platform for the debt capital markets, offering real-time news, data, and analytics on leveraged finance, private credit, and distressed debt. It serves global investment banks, asset managers, hedge funds, and law firms, operating primarily in the European and North American financial markets.
9fin.com • HQ: London, United Kingdom • Asset Management • Investment Banking • Analytics Platforms • Financial AI • Artificial Intelligence • Capital Markets • Financial Services • Data & Analytics • Est. 2016
HQ: London, United Kingdom • Asset Management • Investment Banking • Analytics Platforms • Financial AI • Artificial Intelligence • Capital Markets • Financial Services • Data & Analytics • Est. 2016
Open 186 daysVerified live · 1 day ago 7 months ago

Senior Backend Engineer

$93k – $168k per year (Estimated) • Equity • Senior • In office (London, United Kingdom) • Full-Time • Senior
Python
SQL
Python
FastAPI
Flask
Pydantic
Databases
PostgreSQL
DevOps
AWS
Docker
Amazon ECS
Apply
Open 217 daysVerified live · 1 day ago 8 months ago

Backend Engineer

$80k – $181k per year (Estimated)In office (London, United Kingdom) • Full-Time
Python
SQL
Python
FastAPI
Flask
Databases
PostgreSQL
DevOps
AWS
Docker
Amazon ECS
Apply
Report

Watershed

watershed.com
Watershed provides detailed, audit-ready sustainability data that enables companies to confidently disclose and actively use in their decarbonization efforts, powering top-tier sustainability programs at leading global companies.
watershed.com • HQ: San Francisco, United States • Audit • Financial Services • Artificial Intelligence
HQ: San Francisco, United States • Audit • Financial Services • Artificial Intelligence
Verified live · 1 hour ago 7 months ago

Software engineer, AI product

$72k – $167k per year (Estimated) • Middle • 3+ years expIn office (London, United Kingdom) • Full-Time • Middle
Node JS
JavaScript
AI/ML
Embeddings
Apply
Verified live · 1 hour ago 1 year ago

Staff software engineer, AI product

$151k – $327k per year (Estimated) • Staff+ • 5+ years expRemote/Hybrid (London, United Kingdom) • Full-Time • Staff
Embeddings
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Upvest

upvest.co
Upvest is a Berlin company founded in 2017 that provides investment infrastructure through interfaces. Its platform handles brokerage, custody and settlement so fintechs and banks can offer investing without becoming brokers themselves. The company holds a securities licence and serves large European neobanks.
upvest.co • HQ: Berlin, Germany • Blockchain & Crypto • Wealth Management • Financial Services • 201-500 employees • Est. 2017
HQ: Berlin, Germany • Blockchain & Crypto • Wealth Management • Financial Services • 201-500 employees • Est. 2017
Open 188 daysVerified live · 2 hours ago 7 months ago

Senior Software Engineer (f/m/d)

$77k – $154k per year (Estimated) • Senior • Remote/Hybrid (Berlin, Germany, London, United Kingdom, Tallinn, Estonia) • Full-Time • Senior
Go
Databases
Apache Kafka
PostgreSQL
DevOps
Docker
Kubernetes
Apply
Report

Galaxy Digital

galaxy.com
Galaxy Digital is a financial services and investment management firm specializing in digital assets, cryptocurrency, and blockchain technology. Founded by Michael Novogratz, the company serves as a bridge between traditional finance and the crypto ecosystem through institutional trading, asset management, investment banking, and mining operations. Additionally, it has expanded into digital infrastructure, providing data center capabilities to support high-performance computing, artificial intelligence, and decentralized networks.
galaxy.com • HQ: New York, United States • Hardware • Financial Services • AI Infrastructure • Blockchain & Crypto • 501-1000 employees
HQ: New York, United States • Hardware • Financial Services • AI Infrastructure • Blockchain & Crypto • 501-1000 employees
Verified live · 1 hour ago 7 months ago

VP, Java Electronic Trading Engineer

$72k – $199k per year (Estimated) • Executive • 10+ years expIn office (London, United Kingdom) • Architect
Java
AI/ML
Tokenization
DevOps
HPC
AWS
Docker
Kubernetes
Apply
Open 524 daysVerified live · 1 hour ago 1 year ago

Vice President, Software Engineer - Finance Engineering

$73k – $203k per year (Estimated) • Executive • In office (London, United Kingdom) • Architect
Go
Python
SQL
Python
pySpark
Databases
Databricks
Delta Lake
AI/ML
Tokenization
Spark
Pandas
DevOps
HPC
AWS
Docker
Kubernetes
Web3
DeFi
Apply
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Zopa

zopa.com
Open a Zopa bank account with cashback and interest. Plus easy-to-use loans, credit cards, savings and more, all in one simple, secure app.
zopa.com • London • Manchester • Professional Services • Financial Services • Banking • Est. 2004
London • Manchester • Professional Services • Financial Services • Banking • Est. 2004
Open 194 daysVerified live · 1 day ago 7 months ago

Senior C# Software Engineer – London

$91k – $164k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
C#
Kotlin
C#
.NET
Databases
Amazon Aurora
Apache Kafka
PostgreSQL
DevOps
AWS
Docker
Kubernetes
Apply
Open 382 daysVerified live · 1 day ago 1 year ago

Senior Java/Kotlin Software Engineer - London

$94k – $170k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
Kotlin
Databases
Amazon Aurora
Apache Kafka
PostgreSQL
DevOps
AWS
Docker
Kubernetes
Apply
Open 783 daysVerified live · 1 day ago 2 years ago

Java/Kotlin Software Engineer - London

$81k – $183k per year (Estimated)Remote/Hybrid (London, United Kingdom) • Full-Time
Kotlin
Databases
Amazon Aurora
Apache Kafka
PostgreSQL
DevOps
AWS
Docker
Kubernetes
Apply
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Langfuse

langfuse.com
Trace, evaluate, and improve AI agents with one open platform. Use production data to understand behavior, collaborate on fixes, and ship better quality at lower cost and latency.
langfuse.com • San Francisco • Berlin • Zurich • Munich • Paris • LLM & Generative AI • Artificial Intelligence • AI Agents • 11-50 employees • Est. 2022
San Francisco • Berlin • Zurich • Munich • Paris • LLM & Generative AI • Artificial Intelligence • AI Agents • 11-50 employees • Est. 2022
Open 195 daysVerified live · 3 hours ago 7 months ago

Senior Software Engineer (SDK)

$104k – $186k per year • Senior • In office (Zurich, Switzerland, Munich, Berlin, Germany, Paris, France, London, United Kingdom) • Full-Time • Senior
Go
Java
Python
TypeScript
JavaScript
Python
Pydantic
Databases
ClickHouse
PostgreSQL
Redis
AI/ML
CrewAI
LangChain
Langfuse
LlamaIndex
LLM
OpenAI SDK
Pydantic AI
AWS Bedrock AgentCore
LiveKit
OpenAI
Frontend
React.js
Next.js
DevOps
Datadog
Docker
OpenTelemetry
Vercel
GitHub
Amazon S3
Management
Linear
Slack
Apply
Open 195 daysVerified live · 3 hours ago 7 months ago

Senior Backend Engineer (Data Infrastructure)

$104k – $186k per year • Senior • In office (Zurich, Switzerland, Munich, Berlin, Germany, Paris, France, London, United Kingdom) • Full-Time • Senior
JavaScript
SQL
TypeScript
Databases
ClickHouse
PostgreSQL
Redis
AI/ML
Langfuse
LLM
Frontend
React.js
Next.js
DevOps
Datadog
Docker
Docker Compose
Amazon S3
GitHub
Management
Linear
Slack
Apply
Report

Dubber

dubber.net
Welcome to Dubber, the world’s leader in conversation capture and intelligence Already embedded in many networks and unified communication solutions globally, Dubber enables any organisation to unlock rich insights from conversations across multiple channels.
dubber.net • Melbourne • London • Data & Analytics • Speech & Audio AI • Artificial Intelligence
Melbourne • London • Data & Analytics • Speech & Audio AI • Artificial Intelligence
Open 197 days 7 months ago

Senior Software Engineer - Telephony

$94k – $171k per year (Estimated) • Senior • In office (London, United Kingdom) • Senior
C++
AI/ML
Edge AI
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Terraform
Apply
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NearForm

nearform.com
NearForm is an Irish software company founded in 2011 and headquartered near Waterford. It builds digital products and open source platforms for international clients. The company led the development of several national contact tracing apps.
nearform.com • HQ: Waterford, Ireland • AI Agents • Digital Goods • Artificial Intelligence • Est. 2011
HQ: Waterford, Ireland • AI Agents • Digital Goods • Artificial Intelligence • Est. 2011
Open 199 daysVerified live · 8 hours ago 7 months ago

Senior Software Engineer - Python & AI

$101k per year • Senior • Remote (United Kingdom) • Visa sponsorship • Full-Time • Senior • English: C1
Python
JavaScript
Go
Frontend
React.js
DevOps
Git
Kubernetes
Apply
Open 208 daysVerified live · 8 hours ago 7 months ago

Forward Deployed Engineer

$101k per year • Senior • 8+ years exp • Remote (United Kingdom) • Full-Time • Staff
Python
JavaScript
Go
AI/ML
AutoGen
CrewAI
LangGraph
LLM
RAG
LangChain
AI Agents
Function Calling
Frontend
React.js
DevOps
Kubernetes
Apply
Open 229 daysVerified live · 8 hours ago 8 months ago

Senior Software Engineer - Golang

$101k per year • Senior • 6+ years exp • Remote (United Kingdom) • Full-Time • Senior • English: C1
Go
Python
DevOps
Kubernetes
Git
Apply
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DISCO

csdisco.com
DISCO is an AI-based litigation tech company that simplifies eDISCOvery, document review, and case management to streamline everything from data collection to investigation, enabling faster legal workflows.
csdisco.com • Boston • Austin • Gurgaon • New York • Chicago • Software • Professional Services • Legal Services • Est. 2013
Boston • Austin • Gurgaon • New York • Chicago • Software • Professional Services • Legal Services • Est. 2013
Open 201 dayVerified live · 1 hour ago 7 months ago

Principal Software Engineer - UK

$93k – $188k per year (Estimated) • Lead • 15+ years expIn office (London, United Kingdom) • Principal
Apache Kafka
ElasticSearch
DevOps
AWS
Azure
CI/CD
Docker
GCP
Jenkins
Terraform
Apply
Open 241 dayVerified live · 1 hour ago 8 months ago

Senior Software Engineer - UK

$93k – $169k per year (Estimated) • Equity • Senior • In office (London, United Kingdom) • Senior
Java
Kotlin
Scala
Databases
Apache Kafka
PostgreSQL
Redis
Frontend
GraphQL
DevOps
AWS
Azure
GCP
Datadog
Docker
gRPC
Terraform
Apply
Report
Backend Developer Salary in United Kingdom
Frequently asked questions
How many Backend Developer jobs in United Kingdom are available on Alion?
There are currently 1014 active listings from 343 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in United Kingdom pay?
The average salary is around $190,923 per year based on the current listings.
Are remote options available for Backend Developer jobs in United Kingdom?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Backend Developer jobs in United Kingdom?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.