Backend Developer Jobs in London

Backend Developer jobs in London hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $213,465/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

London
AI/ML
Software
Data
Security
DevOps & Cloud
Leadership
Product
Design
Fintech
Hardware & Chips
Defense
Aerospace
Biotech
Energy
Robotics
Automotive
MedTech
Science

Adaptive Financial Consulting

weareadaptive.com
weareadaptive.com · HQ: London, United Kingdom · Financial Software & Embedded Finance · Custom Software Development · 201-500 employees · Est. 2007 · Trust A · Hiring 17, 1 new
HQ: London, United Kingdom · Financial Software & Embedded Finance · Custom Software Development · 201-500 employees · Est. 2007 · Trust A · Hiring 17, 1 new
Adaptive Financial Consulting is a London technology company founded in 2007 that builds trading systems for capital markets. Its engineers deliver exchanges, order management systems and market data platforms and maintain the open source Reactive Trader project. The company works with banks, exchanges and digital asset venues internationally.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago Visa sponsor 19 days ago Hiring now · 80%

Senior Java Developer – London – Fintech

≈ $86k – $167k per year (Estimated) · Senior · Hybrid (London, United Kingdom) · Senior
Java
Management
Kanban
Scrum
Agile
Apply
Verified live · 2 hours ago Visa sponsor 1 month ago Likely open · 64%

Senior Java Distributed Systems Engineer - Fintech - London

≈ $86k – $167k per year (Estimated) · Senior · Hybrid (London, United Kingdom) · Senior
Java
Apply
Open 96 daysVerified live · 2 hours ago Visa sponsor 4 months ago Long shot · 18%

Senior Java Systems Engineer - Platform Exchange / Matching Engine

≈ $88k – $170k per year (Estimated) · Senior · Hybrid (London, United Kingdom) · Senior
Java
DevOps
GCP
Kubernetes
AWS
Management
Agile
Apply

Winton

winton.com
winton.com · HQ: London, United Kingdom · Asset Management & Funds · 51-200 employees · Est. 1997 · Hiring 3
HQ: London, United Kingdom · Asset Management & Funds · 51-200 employees · Est. 1997 · Hiring 3
Winton is a quantitative investment management firm. Our goal is to generate returns for our clients across a range of market environments.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago 19 days ago Hiring now · 86%

Software Developer, Quantitative Platform

≈ $51k – $119k per year (Estimated) · Junior · 2+ years exp · In office (London, United Kingdom) · Bachelor's Degree · Junior
C#
C++
Python
TypeScript
JavaScript
Databases
Apache Kafka
AI/ML
Claude Code
Spark
AI Agents
Frontend
Angular
DevOps
Amazon S3
GitHub Actions
Jenkins
GitHub
Docker
Kubernetes
AWS
+9
Apply

Suade

suade.org
suade.org · HQ: London, United Kingdom · RegTech, AML & Compliance · Est. 2015 · Hiring 7
HQ: London, United Kingdom · RegTech, AML & Compliance · Est. 2015 · Hiring 7
Suade is a British RegTech company offering Regulation-as-a-Service software that automates regulatory reporting, compliance and financial risk management for financial institutions. Founded in 2014, it serves Tier 1 banks across Europe, North America and Asia. The company is headquartered in London, United Kingdom.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago 20 days ago Hiring now · 75%

Mid-Level Software Engineer (Python) - RegTech - UK

$67k – $87k per year · Middle · London · Remote (United Kingdom) · Full-Time · Middle
Python
DevOps
GitLab
GitHub
Git
Ubuntu
Unix
Management
Kanban
Scrum
Agile
+1
Apply

The Economist

economist.com
economist.com · New York · Beijing · London · Gurgaon · Digital Media · Publishing · Media & Entertainment · Likely startup · Hiring 38, 2 new
New York · Beijing · London · Gurgaon · Digital Media · Publishing · Media & Entertainment · Likely startup · Hiring 38, 2 new
Know which way is up. Trusted daily reporting and news analysis. Make sense of politics, economics, business and technology with articles, podcasts and videos.
No named decision-maker yet.
Careers mailbox is known
Verified live · 1 hour ago 20 days ago Hiring now · 77%

Distinguished Engineer - Web & Advertisement

≈ $96k – $194k per year (Estimated) · Lead · In office (London, United Kingdom) · Full-Time · Principal
Apply
Verified live · 1 hour ago 20 days ago Hiring now · 76%

Senior Web Engineer

≈ $88k – $170k per year (Estimated) · Senior · In office (London, United Kingdom) · Full-Time · Senior
TypeScript
JavaScript
Frontend
Next.js
React.js
DevOps
CI/CD
AWS
Apply

PwC UK

pwc.co.uk
pwc.co.uk · HQ: London, United Kingdom · Tax Advisory & Preparation · Management Consulting · Audit & Assurance Firms · 5000+ employees · Est. 1849 · Trust A · Hiring 1516, 161 new
HQ: London, United Kingdom · Tax Advisory & Preparation · Management Consulting · Audit & Assurance Firms · 5000+ employees · Est. 1849 · Trust A · Hiring 1516, 161 new
PwC UK is the British member firm of the PricewaterhouseCoopers network, based in London and providing audit and assurance, tax, deals, consulting and managed services to companies and public bodies. The PwC network was formed in 1998 by the merger of Price Waterhouse and Coopers and Lybrand, and the UK firm has offices in cities such as Birmingham, Manchester, Leeds, Bristol, Belfast and Edinburgh. The job board linked to this record is a global PwC site that also lists Acceleration Center roles in India, Mexico and the Philippines, hiring associates to directors in managed services, Workday, cybersecurity, tax, strategy and technology consulting.
No named decision-maker yet.
No careers mailbox known
Verified live · 3 hours ago Visa sponsorship 20 days ago Fading · 31%

FDA (Rust) Senior Associate

≈ $89k – $172k per year (Estimated) · Senior · 2+ years exp · In office (London, United Kingdom) · Full-Time · Senior
Rust
SQL
Databases
SQLite
PostgreSQL
DevOps
gRPC
WebSockets
Azure
AWS
Cybersecurity
EnCase
+1
Apply

EPUKi

epuki.co.uk
epuki.co.uk · London · Plymouth · Corby · Oil & Gas · 51-200 employees · Est. 2015 · Hiring 4, 2 new
London · Plymouth · Corby · Oil & Gas · 51-200 employees · Est. 2015 · Hiring 4, 2 new
TTEP UK&I Investments. TTEP UK&I Investments Ltd (TTEP UK&I) is the UK and Ireland division of TTEP, a strategic and equal partnership between TotalEnergies and EPH.
No named decision-maker yet.
No careers mailbox known
Verified live · 3 hours ago 20 days ago Likely open · 55%

Energy Trading Developer

≈ $73k – $177k per year (Estimated) · Hybrid (London, United Kingdom) · Bachelor's Degree · Full-Time
SQL
Python
Databases
Microsoft Fabric
AI/ML
Time Series
DevOps
GitHub
Git
Azure
MedTech
Design Controls
Apply
vega-alts.com · HQ: London, United Kingdom · Financial Data & Market Intelligence · AI Agents · 51-200 employees · Est. 2022 · Hiring 7
HQ: London, United Kingdom · Financial Data & Market Intelligence · AI Agents · 51-200 employees · Est. 2022 · Hiring 7
The AI-native operating system for alternative asset managers, purpose-built to scale and automate the end-to-end investor lifecycle across every asset class.
No named decision-maker yet.
No careers mailbox known
Verified live · 2 hours ago Visa sponsor 20 days ago Likely open · 66%

Full Stack Engineer

≈ $72k – $176k per year (Estimated) · Equity · In office (London, United Kingdom) · Bachelor's Degree · Full-Time
TypeScript
Java
SQL
Java
Spring Boot
Databases
Apache Kafka
AI/ML
AWS Bedrock
OpenAI Codex
Cursor
Model Context Protocol
Claude Code
LLM
AI Agents
Frontend
Tailwind CSS
DevOps
Rest API
Kubernetes
CI/CD
AWS
+9
Apply

Expedia Group

expediagroup.com
expediagroup.com · HQ: Seattle, United States · Vacation Rentals · Travel Agencies · Travel Technology · Est. 1996 · Trust A · Hiring 116, 27 new
HQ: Seattle, United States · Vacation Rentals · Travel Agencies · Travel Technology · Est. 1996 · Trust A · Hiring 116, 27 new
Expedia Group is an American travel technology company headquartered in Seattle, Washington, that runs consumer brands such as Expedia and Vrbo alongside a B2B travel network and a travel advertising business. It began in 1996 as a division of Microsoft, went public in 1999, was spun off from IAC in 2005, and its portfolio also includes Hotwire, Orbitz, Travelocity, Wotif and Trivago. Current openings cover software development and machine learning engineers and scientists, product managers, data engineers, account managers for hotel partners, and analysts in Seattle, London, Austin and Chicago.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago 20 days ago Likely open · 58%

Senior Software Development Engineer

≈ $104k – $202k per year (Estimated) · Senior · 8+ years exp · In office (London, United Kingdom) · Bachelor's Degree · Full-Time · Senior
Kotlin
TypeScript
JavaScript
Frontend
React.js
Apply
Verified live · 1 hour ago 27 days ago Fading · 38%

Software Development Engineer II

≈ $75k – $166k per year (Estimated) · Middle · 3+ years exp · In office (London, United Kingdom) · Bachelor's Degree · Full-Time · Middle · English
Kotlin
Java
DevOps
Docker
GCP
Kubernetes
Azure
CI/CD
AWS
Management
Agile
+1
Apply

BlackRock

blackrock.com
blackrock.com · HQ: New York, United States · Nonprofits & Foundations · Artificial Intelligence · Financial Services · Asset Management & Funds · 1001-5000 employees · Est. 1988 · NYSE: BLK · Trust A · Hiring 219, 40 new
HQ: New York, United States · Nonprofits & Foundations · Artificial Intelligence · Financial Services · Asset Management & Funds · 1001-5000 employees · Est. 1988 · NYSE: BLK · Trust A · Hiring 219, 40 new
BlackRock is an American investment management company and the largest asset manager in the world, managing money for pension funds, insurers, sovereign funds, wealth managers and individual investors through mutual funds, iShares exchange-traded funds and institutional mandates. Founded in 1988 and listed on the New York Stock Exchange, it also sells Aladdin, its investment and risk management technology platform, to other financial institutions. The company is headquartered in New York, New York, United States.
No named decision-maker yet.
No careers mailbox known
Verified live · 4 hours ago 20 days ago Hiring now · 80%

Vice President, Senior Java Engineer

≈ $79k – $201k per year (Estimated) · Head+ · 8+ years exp · Hybrid (London, United Kingdom) · Full-Time · Senior
Java
Java
Spring Boot
AI/ML
AI Agents
DevOps
Rest API
CI/CD
Management
Agile
Apply
Verified live · 4 hours ago 3 months ago Long shot · 20%

Vice President, Software Engineer (Private Markets Data)

≈ $83k – $209k per year (Estimated) · Head+ · Hybrid (London, United Kingdom) · Full-Time · Architect
SQL
Python
AI/ML
Machine Learning
DevOps
Azure
CI/CD
AWS
Apply

Radiant

radiant.com
radiant.com · HQ: London, United Kingdom · MLOps · AI Compute & Inference · 501-1000 employees · Trust A · Hiring 34, 1 new
HQ: London, United Kingdom · MLOps · AI Compute & Inference · 501-1000 employees · Trust A · Hiring 34, 1 new
Radiant is a technology company that develops infrastructure products for artificial intelligence workloads. Its product teams work on machine learning operations, storage and compute infrastructure, and it hires product managers, field product engineers and machine learning product engineers. Most of its team is based in London, with a smaller presence in Paris. The company is headquartered in London, England, United Kingdom.
No named decision-maker yet.
Careers mailbox is known
Verified live · 4 hours ago 20 days ago Likely open · 57%

Lead Platform Infrastructure Product Engineer

≈ $101k – $204k per year (Estimated) · Lead · Hybrid (London, United Kingdom) · Full-Time · Staff
Platform Engineering
IAM
Terraform
Linux
Kubernetes
Apply
Verified live · 4 hours ago 20 days ago Likely open · 57%

Lead Cloud Product Engineer

≈ $105k – $211k per year (Estimated) · Lead · Hybrid (London, United Kingdom) · Full-Time · Staff
Platform Engineering
Kubernetes
Apply
Verified live · 4 hours ago 27 days ago Likely open · 57%

Senior Field Product Engineer

≈ $92k – $178k per year (Estimated) · Senior · Hybrid (London, United Kingdom) · Full-Time · Senior
Platform Engineering
IAM
Kubernetes
Apply

Fanatics

fanatics.com
fanatics.com · HQ: New York, United States · Apparel & Fashion Brands · E-commerce Platforms · 5000+ employees · Est. 1995 · Trust A · Hiring 61, 10 new
HQ: New York, United States · Apparel & Fashion Brands · E-commerce Platforms · 5000+ employees · Est. 1995 · Trust A · Hiring 61, 10 new
Fanatics is an American digital sports platform headquartered in New York that sells licensed fan apparel and merchandise, produces trading cards and collectibles through Topps, and runs the Fanatics Sportsbook and an online casino. Founded in 1995 as Football Fanatics in Jacksonville, Florida, and led by Michael Rubin, it works with about 900 sports properties and reports a database of more than 100 million sports fans. The board attached to this record belongs to Fanatics Betting and Gaming, which hires product managers, data analysts, compliance analysts, engineers and VIP and loyalty staff in New York, Denver, London, Leeds and Dublin.
Melissa Bengtson · Executive Officer · decision-maker
Shiri Ben-Yishai · Executive Officer · decision-maker
Glenn Schiffman · Executive Officer · decision-maker
Michener Chandlee · Executive Officer · decision-maker
No careers mailbox known
Verified live · 3 hours ago 20 days ago Hiring now · 81%

Staff Software Engineer - FMX

≈ $126k – $206k per year (Estimated) · Staff+ · London · Remote (United Kingdom) · Bachelor's Degree · Full-Time · Staff
Go
TypeScript
JavaScript
Python
Databases
Apache Kafka
PostgreSQL
AI/ML
OpenAI Codex
Cursor
Claude Code
Copilot
Frontend
Zustand
Tailwind CSS
Next.js
React.js
DevOps
CI/CD
Analytics
A/B Testing
+8
Apply
Verified live · 3 hours ago 2 months ago Likely open · 45%

Software Engineer III - Data - FMX

≈ $61k – $136k per year (Estimated) · Middle · 3+ years exp · London · Remote (United Kingdom) · Middle
SQL
Python
Databases
Snowflake
Databricks
DevOps
Datadog
Analytics
ETL/ELT
Apply
Verified live · 3 hours ago 3 months ago Fading · 37%

Staff Software Engineer - Promotions Platform

$113k – $142k per year · Staff+ · 5+ years exp · Dublin · London · Leeds · Remote (United Kingdom) · Full-Time · Staff
Java
Java
Spring Boot
Databases
Apache Kafka
PostgreSQL
DevOps
AWS
Management
Scrum
Agile
Apply

Compuco

compuco.io
compuco.io · London · Nonprofit, Church & Membership Software · Est. 1977 · Hiring 2
London · Nonprofit, Church & Membership Software · Est. 1977 · Hiring 2
Changing the way you work for good - we empower socially responsible organisations with the digital tools they need to build a better world.
No named decision-maker yet.
Careers mailbox is known
20 days ago Likely open · 52%

CiviCRM / PHP Engineer (Mid-level to Senior)

≈ $76k – $148k per year (Estimated) · Senior · 3+ years exp · Hybrid (London, United Kingdom) · Contractor · Senior
PHP
JavaScript
SQL
PHP
WordPress
Magento
Drupal
AI/ML
OpenAI Codex
Cursor
Claude Code
DevOps
GitHub
Git
Docker
Linux
CI/CD
Management
Stripe
QA
Playwright
+8
Apply

The Economist Group

theeconomistgroup.com
theeconomistgroup.com · HQ: London, United Kingdom · Corporate Events · Financial Data & Market Intelligence · Digital Media · Publishing · 201-500 employees · Est. 1843 · Trust B · Hiring 42, 1 new
HQ: London, United Kingdom · Corporate Events · Financial Data & Market Intelligence · Digital Media · Publishing · 201-500 employees · Est. 1843 · Trust B · Hiring 42, 1 new
The Economist Group is a global media and information-services company headquartered in London that publishes The Economist and provides analysis on international business and world affairs. Its story began in 1843 when James Wilson founded The Economist newspaper, and today the group runs three businesses, The Economist, Economist Enterprise and Economist Education, serving readers and organisations in more than 170 countries with offices in New York, Gurgaon, Hong Kong and Singapore. Its main lines of work span mobile and web engineering, applied AI and data science, subscription growth and performance marketing, Salesforce architecture and custom events.
No named decision-maker yet.
No careers mailbox known
Verified live · 21 min ago 20 days ago Hiring now · 81%

Senior Web Engineer

≈ $87k – $169k per year (Estimated) · Senior · Hybrid (London, United Kingdom) · Senior
TypeScript
JavaScript
Frontend
GraphQL
Next.js
React.js
DevOps
Rest API
CI/CD
AWS
Apply

Fastmarkets

fastmarkets.com
fastmarkets.com · HQ: London, United Kingdom · Market Research · Financial News & Media · Financial Data & Market Intelligence · 501-1000 employees · Est. 1913 · Trust B · Hiring 19, 3 new
HQ: London, United Kingdom · Market Research · Financial News & Media · Financial Data & Market Intelligence · 501-1000 employees · Est. 1913 · Trust B · Hiring 19, 3 new
Fastmarkets is a price reporting agency and commodity market intelligence provider headquartered in London, United Kingdom, with roots dating back to the founding of Metal Bulletin in 1913. The company provides benchmark price data, news, analysis, and forecasting services for the metals, mining, forest products, agriculture, and energy transition markets. It operates globally through a network of offices in Europe, Asia, and the Americas, serving industrial consumers, producers, and financial institutions as a subsidiary of Delinian.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago Visa sponsor 20 days ago Likely open · 62%

Technical Architect

≈ $145k – $258k per year (Estimated) · Staff+ · 12+ years exp · Hybrid (London, United Kingdom) · Full-Time · Senior
Embeddings
Function Calling
RAG
AI Agents
DevOps
Azure
Apply

Gigaton

gigaton.co
gigaton.co · HQ: London, United Kingdom · Energy AI · Industrial AI · 1-10 employees · Est. 2025 · Startup · Hiring 6
HQ: London, United Kingdom · Energy AI · Industrial AI · 1-10 employees · Est. 2025 · Startup · Hiring 6
Self-learning control for energy-intensive industries. The industrial world has changed, but the software supporting it hasn't. Until now. Gigaton's Self-learning Control system helps plants manage increasingly complex production, all while crafting the fully autonomous future.
No named decision-maker yet.
Careers mailbox is known
Verified live · 1 hour ago 21 days ago Hiring now · 78%

Senior Software Engineer

$80k – $141k per year · Equity · Senior · Hybrid (London, United Kingdom) · Full-Time · Senior
Haskell
F#
Elm
Python
AI/ML
Machine Learning
DevOps
GitHub Actions
Terraform
Docker
GCP
Azure
CI/CD
AWS
+4
Apply

Spendesk

spendesk.com
spendesk.com · HQ: Paris, France · Cards & Card Issuing · Procurement & Spend Management · 51-200 employees · Est. 2016 · Hiring 28, 2 new
HQ: Paris, France · Cards & Card Issuing · Procurement & Spend Management · 51-200 employees · Est. 2016 · Hiring 28, 2 new
Spendesk is a Paris fintech founded in 2016 that provides a spend management platform for finance teams. It combines virtual and physical payment cards, purchase requests, invoice processing and automated bookkeeping exports. The company reached unicorn status in 2022 and serves several thousand European businesses.
Axel Demazy · Président de SAS · decision-maker
No careers mailbox known
Verified live · 1 hour ago 21 days ago Hiring now · 75%

Software Engineer, Control

≈ $42k – $109k per year (Estimated) · Hybrid (Barcelona, Spain, London, United Kingdom, Paris, France) · Full-Time
Apply
Verified live · 1 hour ago 21 days ago Hiring now · 80%

Senior Software Engineer, Accounting

≈ $52k – $110k per year (Estimated) · Senior · Hybrid (Barcelona, Spain, London, United Kingdom, Paris, France) · Full-Time · Senior
Apply
Verified live · 1 hour ago 21 days ago Hiring now · 75%

Software Engineer, Customer Ops

≈ $42k – $109k per year (Estimated) · Hybrid (Barcelona, Spain, London, United Kingdom, Paris, France) · Full-Time
Apply

Candela VR

candelavr.com
candelavr.com · HQ: London, United Kingdom · EdTech Platforms · AR & VR Software · Hiring 2
HQ: London, United Kingdom · EdTech Platforms · AR & VR Software · Hiring 2
Candela VR is a small virtual reality company that builds educational VR experiences. Its team of two software developers builds VR models and environments, interactive elements with mini-games and an API that talks to a web server. The company is based in London, United Kingdom.
No named decision-maker yet.
No careers mailbox known
21 days ago Likely open · 52%

Senior software developer for educational VR

≈ $80k – $155k per year (Estimated) · Senior · In office (London, United Kingdom) · Part-Time · Senior
C#
Apply
29 days ago Fading · 33%

Software developer for educational VR

≈ $69k – $167k per year (Estimated) · In office (London, United Kingdom) · Part-Time
C#
Game Dev
Unity
Apply
Report

Capital Group

capitalgroup.com
capitalgroup.com · HQ: Los Angeles, United States · Wealth Management & Financial Advisors · Asset Management & Funds · 1001-5000 employees · Est. 1931 · Trust B · Hiring 115, 17 new
HQ: Los Angeles, United States · Wealth Management & Financial Advisors · Asset Management & Funds · 1001-5000 employees · Est. 1931 · Trust B · Hiring 115, 17 new
Capital Group is a privately held global investment management firm serving individual and institutional investors. It is best known for the American Funds mutual fund family and also offers ETFs, separately managed accounts and retirement solutions spanning equities, fixed income and multi-asset strategies. The firm was founded in 1931 by Jonathan Bell Lovelace and is headquartered in Los Angeles, where it remains employee-owned.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago Visa sponsor 21 days ago Likely open · 45%

Software Development Engineer III

≈ $86k – $195k per year (Estimated) · Middle · Hybrid (London, United Kingdom) · Bachelor's Degree · Full-Time · Middle
Databricks
AI/ML
Embeddings
Hallucination
Reranking
LLM Evaluation
Prompt Engineering
RAG
DevOps
CI/CD
Azure
AWS
+2
Apply
Verified live · 1 hour ago Visa sponsor 21 days ago Likely open · 45%

Software Development Engineer II

≈ $86k – $195k per year (Estimated) · Middle · Hybrid (London, United Kingdom) · Bachelor's Degree · Full-Time · Middle
Databricks
AI/ML
Embeddings
Hallucination
Reranking
LLM Evaluation
Prompt Engineering
RAG
DevOps
CI/CD
Azure
AWS
+2
Apply

HKEX

hkexgroup.com
hkexgroup.com · HQ: Hong Kong · Financial Data & Market Intelligence · Stock Exchanges & Market Infrastructure · 1001-5000 employees · Est. 2000 · HKEX: 00388 · Trust A · Hiring 123, 7 new
HQ: Hong Kong · Financial Data & Market Intelligence · Stock Exchanges & Market Infrastructure · 1001-5000 employees · Est. 2000 · HKEX: 00388 · Trust A · Hiring 123, 7 new
Hong Kong Exchanges and Clearing (HKEX) is the listed operator of Hong Kong's only securities and derivatives exchange and its clearing houses, headquartered at Exchange Square in Central, Hong Kong, running equity, commodity, fixed income and currency markets. Formed in 2000, the group is one of the world's largest IPO venues, owns the London Metal Exchange, runs the Stock Connect and Bond Connect links with mainland China and operates the Qianhai Mercantile Exchange in Shenzhen, with offices in London, New York and Singapore. It hires IPO vetting and listing specialists, clearing risk staff, depository and derivatives operations officers, and network, Linux and software engineers.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago 21 days ago Likely open · 57%

Principal Engineer

≈ $100k – $202k per year (Estimated) · Lead · In office (London, United Kingdom) · Bachelor's Degree · Full-Time · Principal
Scala
Java
Python
Databases
Apache Kafka
DevOps
Splunk
OpenShift
Helm
OpenTelemetry
GitOps
Prometheus
Grafana
Docker
Kubernetes
CI/CD
+6
Apply
Verified live · 1 hour ago 2 months ago Fading · 25%

Senior Engineer - LMEsmart

≈ $66k – $104k per year (Estimated) · Senior · 5+ years exp · In office (London, United Kingdom) · Bachelor's Degree · Full-Time · Senior
Java
Python
JavaScript
Databases
Couchbase
Redis
Apache Kafka
Frontend
React.js
DevOps
Chef
CloudFormation
Configuration Management
Git
Docker
Kubernetes
AWS
Management
Kanban
Agile
+8
Apply
Verified live · 1 hour ago 2 months ago Fading · 25%

Senior Engineer

≈ $86k – $166k per year (Estimated) · Senior · 5+ years exp · In office (London, United Kingdom) · Bachelor's Degree · Full-Time · Senior
Kotlin
Scala
C#
Java
SQL
Python
Python
Flask
Django
C#
.NET
Databases
Apache Kafka
AI/ML
Pandas
Mobile
Modularization
DevOps
CI/CD
Management
Waterfall
Scrum
Agile
+8
Apply

Board Intelligence

boardintelligence.com
boardintelligence.com · HQ: London, United Kingdom · Construction Management Software · 51-200 employees · Est. 2002 · Trust A · Hiring 7
HQ: London, United Kingdom · Construction Management Software · 51-200 employees · Est. 2002 · Trust A · Hiring 7
Discover the science behind board effectiveness with AI-powered software tools and advisory services trusted by 75K+ Fortune 500 and FTSE 100 leaders.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago Visa sponsor 21 days ago Long shot · 16%

Software Engineer - Security

≈ $69k – $170k per year (Estimated) · Hybrid (London, United Kingdom) · Full-Time · English
AI Agents
LLM
DevOps
CI/CD
Apply
Verified live · 3 hours ago Visa sponsor 21 days ago Long shot · 16%

Software Engineer - AI Evaluation

≈ $66k – $162k per year (Estimated) · Hybrid (London, United Kingdom) · Full-Time · English
TypeScript
Python
AI/ML
Machine Learning
Apply
Verified live · 3 hours ago Visa sponsor 24 days ago Long shot · 13%

Product Engineer - Platform Experience

≈ $68k – $167k per year (Estimated) · Hybrid (London, United Kingdom) · Full-Time · English
Ruby
TypeScript
Java
Python
AI/ML
Claude Code
Apply
Machines can read this selection · checked 19:38 UTC
Backend Developer Jobs in London
Frequently asked questions
How many Backend Developer jobs in London are available on Alion?
There are currently 1060 active listings from 474 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in London pay?
The average salary is around $213,465 per year based on the current listings.
Are remote options available for Backend Developer jobs in London?
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 London?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.