Tech Jobs in London

London jobs in London hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $195,668/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

London
AI/ML
Data Science
Backend
Frontend
Mobile
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Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

ShopMy

shopmy.us
ShopMy is an industry leading platform used to effortless integrate all aspects of creator marketing, from talent discovery to collaboration and monitoring. We work with a network of 40K+ creators and drive millions in order volume monthly for our brand partners. With ShopMy brands have the resources and tools to build a world-class creator marketing program, all in one place.
shopmy.us • New York • Commerce • Est. 2020
New York • Commerce • Est. 2020
Open 334 daysVerified live · 1 hour ago 11 months ago

Senior Full Stack Engineer

$67k – $190k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Bachelor's Degree • Senior
JavaScript
Node JS
Frontend
React.js
Redux
Sass
DevOps
AWS
Amazon CloudWatch
Amazon ECS
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Trig

triginc.org
We are a sales, marketing, and management team striving and working harder each and every day to become the best versions of ourselves individually and as a team. Our focus and concentration right now in the Columbus area is the energy industry. ...
triginc.org • London • Dublin • Energy & Utilities • Advertising • Sales & Marketing
London • Dublin • Energy & Utilities • Advertising • Sales & Marketing
Open 335 daysVerified live · 2 days ago 12 months ago

Forward Deployed Engineer

$62k – $145k per year (Estimated) • Middle • 3+ years expRemote/Hybrid (London, United Kingdom) • Full-Time • Middle
Python
Databases
Databricks
DynamoDB
OpenSearch
PostgreSQL
Snowflake
AI/ML
Edge AI
DevOps
AWS
Azure
GCP
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Open 511 daysVerified live · 2 days ago 1 year ago

Product Engineer

$93k – $193k per year (Estimated) • Senior • 5+ years expRemote/Hybrid (Dublin, Ireland, London, United Kingdom) • Full-Time • Senior
JavaScript
Python
Ruby
TypeScript
Python
Django
Databases
ElasticSearch
PostgreSQL
Frontend
React.js
Marketing
Salesforce
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Chalkpr

chalkpr.co.uk
Public Relations Agency - Chalk PR is a leading London agency offering high level, expert, strategic consultancy with a creative and collaborative touch. Providing full-service communications, we offer so much more than PR alone.
chalkpr.co.uk • Tel Aviv • Dublin • London • Sales & Marketing • Advertising • Est. 2002
Tel Aviv • Dublin • London • Sales & Marketing • Advertising • Est. 2002
Open 341 dayVerified live · 4 min ago 12 months ago

Forward Deployed Engineer

$72k – $167k per year (Estimated) • Middle • 4+ years expIn office (London, United Kingdom) • Bachelor's Degree • Full-Time • Middle
Python
Rust
SQL
AI/ML
Recommender Systems
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Praktika

praktika.ai
Praktika teaches languages through conversations with animated artificial intelligence avatars that give instant feedback. Founded in 2022 with Ukrainian founders and a London base, it grew rapidly on mobile app stores. Its avatars are designed to lower the anxiety of speaking practice with a human tutor.
praktika.ai • HQ: London, United Kingdom • Est. 2022
HQ: London, United Kingdom • Est. 2022
Open 349 days 12 months ago

Senior iOS Engineer

$70k – $198k per year (Estimated) • Equity • Senior • Remote (United Kingdom) • Full-Time • Senior
Swift
AI/ML
ChatGPT
Copilot
Mobile
MVVM
SwiftUI
XCTest
DevOps
CI/CD
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ORY

ory.com
Add customer identity, OAuth, permissions, B2B SSO, or agent security with Ory best practices built in. One command spins up a local stack in seconds.
ory.com • HQ: Scottsdale, United States • Identity Management • Information Technology • Cybersecurity • Est. 2019
HQ: Scottsdale, United States • Identity Management • Information Technology • Cybersecurity • Est. 2019
Open 353 days 12 months ago

Software Engineer

$92k – $223k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Bachelor's Degree • Full-Time • Senior
C#
C++
JavaScript
Kotlin
Python
Rust
DevOps
Kubernetes
IAM
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Netguru

netguru.com
Netguru is a digital consultancy and software development company headquartered in Poznan, Poland, and founded in 2008. The firm provides a wide range of services including custom software engineering, product design, artificial intelligence development, and cloud infrastructure management. Operating globally with a team of over 600 specialists, the company serves clients across various sectors such as finance, healthcare, and retail, focusing on digital transformation and AI-native commerce solutions.
netguru.com • HQ: Poznań, Poland • Machine Learning • Artificial Intelligence • Web Development • IT Outsourcing • Information Technology • Design & Creative • Mobile App Development • Software • Est. 2008
HQ: Poznań, Poland • Machine Learning • Artificial Intelligence • Web Development • IT Outsourcing • Information Technology • Design & Creative • Mobile App Development • Software • Est. 2008
Verified live · 1 day ago 12 months ago

Java Developer (Freelance)

up to $70k per year (net) • Middle • 3+ years exp • Remote (EU, Europe) • Freelance • Middle
Java
Kotlin
SQL
Java
Spring Boot
DevOps
AWS
CI/CD
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Open 1352 daysVerified live · 1 day ago 4 years ago

(Senior) Data Engineer - Freelance

$70k – $116k per year • Senior • 4+ years exp • Remote (EU, Europe) • Freelance • Senior
Python
Scala
Databases
Amazon Redshift
AI/ML
Spark
DevOps
AWS
CI/CD
Amazon S3
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DAKOTA

dakotagroup.fr
dakotagroup.fr • Anchorage • Consumer Goods • Luggage & Bags
Anchorage • Consumer Goods • Luggage & Bags
Open 356 daysVerified live · 1 day ago 12 months ago

Senior Software Engineer, Payments

$146k – $242k per year (Estimated) • Senior • 5+ years exp • Remote (United Kingdom, Spain, Portugal, United States) • Full-Time • Senior
Go
Rust
TypeScript
Databases
PostgreSQL
TimescaleDB
AI/ML
Claude
DevOps
Incident Management
GitHub
Buildkite
CI/CD
GCP
Kubernetes
Vercel
QA
Sentry
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Open 424 daysTop 25% pay 1 year ago

Senior Software Engineer, Back-End

$140k – $200k per year • Senior • 5+ years exp • Remote (United Kingdom, Spain, Portugal, United States) • Full-Time • Senior
Go
TypeScript
Databases
PostgreSQL
TimescaleDB
AI/ML
Claude
DevOps
Incident Management
GitHub
Buildkite
CI/CD
GCP
Kubernetes
Vercel
QA
Sentry
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Gensyn

gensyn.ai
Gensyn is a London company founded in 2020 that is building a protocol for distributed machine learning compute. Its network lets anyone contribute graphics processors to training jobs, with cryptographic proofs verifying that the work was performed correctly. The project is backed by a16z and aims to make training capacity a commodity market rather than the preserve of a few clouds.
gensyn.ai • HQ: London, United Kingdom • Branding • AI Agents • Est. 2020
HQ: London, United Kingdom • Branding • AI Agents • Est. 2020
Open 367 days 1 year ago

Technical Product Manager

Remote (Europe) • Relocation • Visa sponsorship
Go
Python
Rust
AI/ML
Claude
Claude Code
Cursor
OpenAI Codex
Web3
DeFi
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On

on-running.com
On is a sportswear company headquartered in Zurich, Switzerland, and founded in 2010 by Olivier Bernhard, David Allemann, and Caspar Coppetti. The company makes running shoes built around its CloudTec cushioning system, along with performance apparel and outdoor footwear sold through its own stores, its website, and specialist retailers. It is listed on the New York Stock Exchange and has grown into one of the faster expanding challengers to the established athletic footwear brands.
on-running.com • HQ: Zurich, Switzerland • E-commerce Platforms • Commerce • Outdoor Sports • Sports • Apparel & Fashion • Consumer Goods • Footwear • Est. 2010
HQ: Zurich, Switzerland • E-commerce Platforms • Commerce • Outdoor Sports • Sports • Apparel & Fashion • Consumer Goods • Footwear • Est. 2010
Open 370 daysVerified live · 1 hour ago 1 year ago

Lead Backend Engineer – POS Platforms Integration

$94k – $188k per year (Estimated) • Lead • 5+ years expIn office (London, United Kingdom) • Contractor • Staff
Node JS
TypeScript
JavaScript
Databases
Apache Kafka
PostgreSQL
RabbitMQ
Frontend
GraphQL
DevOps
AWS
Azure
CI/CD
GCP
Terraform
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John Snow Labs

johnsnowlabs.com
John Snow Labs is an award-winning healthcare AI company for rapid adoption of AI in healthcare and life sciences organizations, providing high-compliance AI platform, state-of-the-art NLP libraries, and data market.
johnsnowlabs.com • Biotechnology • Medical AI • Artificial Intelligence • Est. 2015
Biotechnology • Medical AI • Artificial Intelligence • Est. 2015
Open 374 daysVerified live · 2 days ago 1 year ago

Machine Learning Engineer - Large Language Models

$60k – $120k per year • Senior • 5+ years exp • Remote • Master's Degree • Contractor • Senior • English
Axolotl
Fine-tuning
llama.cpp
LLM
NLP
PEFT
Prompt Engineering
PyTorch
Quantization
RAG
Transformers
vLLM
DPO
PPO
SFT
TGI
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Vista

vista.co
Vista Group is a leader in delivering tech solutions to the film industry, helping to streamline operations and power exceptional moviegoer experiences.
vista.co • HQ: London, United Kingdom • Software • Media & Entertainment • Cinema
HQ: London, United Kingdom • Software • Media & Entertainment • Cinema
Open 386 daysVerified live · 5 min ago 1 year ago

Senior Creative Software Engineer (ReactJS & WebGL)

$51k – $169k per year (Estimated) • Senior • In office (London, United Kingdom) • Full-Time • Senior
JavaScript
Node JS
AI/ML
Claude
Stable Diffusion
TensorFlow
OpenAI
Frontend
Sass
React.js
Three.JS
Design
Blender
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Theodo

theodo.com
Theodo is a digital product development and technology consultancy headquartered in Paris, France, founded in 2009. The company specializes in custom web and mobile application development, artificial intelligence modernization, data engineering, and cloud infrastructure services using its proprietary Lean Tech methodology. It operates as part of the M33 group with over 700 employees across offices in France, the United Kingdom, and Morocco, serving sectors such as financial services, healthcare, and retail.
theodo.com • HQ: Paris, France • Data & Analytics • LLM & Generative AI • Artificial Intelligence • Mobile App Development • Web Development • Software • IT Consulting • Information Technology • Est. 2009
HQ: Paris, France • Data & Analytics • LLM & Generative AI • Artificial Intelligence • Mobile App Development • Web Development • Software • IT Consulting • Information Technology • Est. 2009
Open 459 daysVerified live · 3 hours ago 1 year ago

Full Stack Engineer - London - Theodo UK

$82k – $184k per year (Estimated)Remote/Hybrid (London, United Kingdom)
JavaScript
Node JS
Python
TypeScript
Node JS
Nest.JS
Frontend
React.js
Mobile
Expo
React Native
DevOps
AWS
Management
Slack
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Open 1621 dayVerified live · 3 hours ago 4 years ago

Cloud Engineer - London - Theodo UK

$68k – $171k per year (Estimated)Remote/Hybrid (London, United Kingdom) • Bachelor's Degree
Node JS
TypeScript
JavaScript
Databases
DynamoDB
DevOps
AWS
AWS Lambda
Terraform
API Gateway
Management
Slack
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Speechmatics

speechmatics.com
Speechmatics is a British company founded in 2006 that builds speech recognition designed to work across accents and dialects. It trains largely with self-supervised learning on unlabelled audio, which improved accuracy for speakers that mainstream systems transcribe poorly. Its engine is licensed by broadcasters, contact centres and software vendors and runs in the cloud or on-premise.
speechmatics.com • HQ: Cambridge, United Kingdom • Conversational AI • Speech & Audio AI • Artificial Intelligence • Est. 2006
HQ: Cambridge, United Kingdom • Conversational AI • Speech & Audio AI • Artificial Intelligence • Est. 2006
Open 461 day 1 year ago

Principal Machine Learning Engineer

$109k – $226k per year (Estimated) • Lead • London • Remote (United Kingdom) • Internship • Principal
Python
AI/ML
Flash Attention
PyTorch
Self-Supervised Learning
Speech Recognition
TensorFlow
Text-to-Speech
DevOps
CI/CD
Docker
Kubernetes
Cybersecurity
GDPR
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Open 461 day 1 year ago

Principal Machine Learning Engineer

$109k – $226k per year (Estimated) • Lead • Cambridge • Remote (United Kingdom) • Internship • Principal
Python
AI/ML
Flash Attention
PyTorch
Self-Supervised Learning
Speech Recognition
TensorFlow
Text-to-Speech
DevOps
CI/CD
Docker
Kubernetes
Cybersecurity
GDPR
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Avomind

avomind.com
Avomind is a platform connecting graduates and senior alumni from leading academic institutions with fast-growing firms. Our mission is to connect high-caliber candidates with impactful opportunities.... Our global network is built up of partnersh...
avomind.com • HQ: London, United Kingdom • Professional Services • Human Resources • 501-1000 employees • Est. 2019
HQ: London, United Kingdom • Professional Services • Human Resources • 501-1000 employees • Est. 2019
Open 504 daysVerified live · 26 min ago 1 year ago

Head of Infrastructure Technology

$115k – $256k per year (Estimated) • Executive • Remote (United Kingdom) • Architect
SQL
DevOps
AWS
Azure
GCP
Hyper-V
VMWare
Cybersecurity
GDPR
HIPAA
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Amplemarket

amplemarket.com
Amplemarket combines buying signal data with artificial intelligence copywriting to run outbound sales campaigns. Founded in 2018 by Portuguese engineers, it covers prospecting, sequencing and deliverability in one system. Its Duo agents research accounts and draft personalised outreach automatically.
amplemarket.com • HQ: San Francisco, United States • Code Intelligence • Branding • Artificial Intelligence • Est. 2018
HQ: San Francisco, United States • Code Intelligence • Branding • Artificial Intelligence • Est. 2018
Open 637 daysVerified live · 1 day ago 2 years ago

Frontend Software Engineer

Equity • Remote (LATAM, Europe, United States) • Cofounder
JavaScript
Ruby
Ruby
Ruby on Rails
Databases
ElasticSearch
PostgreSQL
Redis
AI/ML
NLP
Frontend
React.js
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Open 1344 daysVerified live · 1 day ago 4 years ago

Spontaneous Application - Data Engineer

Equity • Middle • 3+ years exp • Remote (LATAM, Europe) • Bachelor's Degree • Cofounder • Middle
Java
Python
SQL
Databases
Amazon Redshift
Apache Kafka
Databricks
ElasticSearch
Google BigQuery
RabbitMQ
Snowflake
AI/ML
Flink
NLP
Spark
Analytics
ETL/ELT
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Open 1421 dayVerified live · 1 day ago 4 years ago

Engineering Manager

Equity • Lead • Remote (LATAM, EMEA, North America) • Cofounder • Staff
Ruby
Ruby
Ruby on Rails
Databases
ElasticSearch
PostgreSQL
Redis
AI/ML
NLP
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Shift Technology

shift-technology.com
Shift Technology is a French company founded in 2013 that applies machine learning to insurance claims and underwriting. Its products detect fraudulent claims, automate claims decisions and check policy applications, drawing on patterns across a large network of insurer clients. It works with insurers in more than twenty five countries across property, health and motor lines.
shift-technology.com • HQ: Paris, France • AI Agents • Artificial Intelligence • Est. 2013
HQ: Paris, France • AI Agents • Artificial Intelligence • Est. 2013
Open 903 daysVerified live · 1 hour ago 2 years ago

Graduate Data Scientist

$48k – $137k per year (Estimated) • Junior • Remote/Hybrid (London, United Kingdom) • Bachelor's Degree • Full-Time • Junior
C#
SQL
Databases
ElasticSearch
AI/ML
AI Agents
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Deepar

deepar.ai
DeepAR is a technology company that builds AR infrastructure for digital product teams. Businesses of every size - from startups to public companies - use our software to provide world class AR experiences to billions of users around the world.
deepar.ai • Zagreb • London • Virtual & Augmented Reality • AR & VR • Machine Learning • 51-200 employees
Zagreb • London • Virtual & Augmented Reality • AR & VR • Machine Learning • 51-200 employees
Open 1201 dayVerified live · 4 hours ago 3 years ago

AR Product Manager

$108k – $170k per year (Estimated) • Senior • 7+ years expIn office (London, United Kingdom) • Bachelor's Degree • Full-Time • Senior
Figma
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Open 1217 daysVerified live · 4 hours ago 3 years ago

Senior AR and 3D Designer

$90k – $159k per year (Estimated) • Senior • 5+ years exp • Remote (United Kingdom) • Bachelor's Degree • Full-Time • Senior
Unity
Unreal Engine
Design
Blender
Maya
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Malt

malt.com
Malt is a freelance marketplace headquartered in Paris, France, and founded in 2013. The platform matches independent consultants, developers, designers, and data specialists with companies, and handles contracting, insurance, and payment on both sides of the engagement. It is one of the largest freelancing platforms in Europe, operating in France, Germany, Spain, Belgium, the Netherlands, and the Nordics after merging with the German marketplace Comatch.
malt.com • HQ: Paris, France • IT Consulting • IT Outsourcing • Information Technology • Human Resources • Professional Services • Marketplaces • Commerce • Est. 2013
HQ: Paris, France • IT Consulting • IT Outsourcing • Information Technology • Human Resources • Professional Services • Marketplaces • Commerce • Est. 2013
Open 1411 daysVerified live · 9 hours ago 4 years ago

Senior Engineering Manager - Compliance

$126k – $227k per year (Estimated) • Lead • Remote/Hybrid (London, United Kingdom) • Senior • French
Kotlin
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Virtu Financial

virtu.com
Virtu Financial is a market maker and execution services firm operating across asset classes. Its technology provides liquidity on hundreds of venues worldwide. The company also sells analytics and agency execution tools to institutions.
virtu.com • HQ: New York, United States • Venues • Est. 2008
HQ: New York, United States • Venues • Est. 2008
Open 1578 daysVerified live · 6 hours ago 4 years ago

Software Engineer (Java)

$95k – $173k per year (Estimated) • Senior • 5+ years expIn office (London, United Kingdom) • Bachelor's Degree • Senior
C++
Go
Java
Python
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Lightning Labs

lightning.engineering
Lightning Labs is a bitcoin infrastructure company headquartered in San Francisco, California, and founded in 2016. The company maintains lnd, the most widely deployed implementation of the Lightning Network, a payment layer that settles bitcoin transactions off chain for speed and low fees. It also builds Taproot Assets for issuing tokens on bitcoin and sells developer tooling and node services to exchanges, wallets, and payment companies.
lightning.engineering • HQ: San Francisco, United States • Asset Tokenization • Crypto Payments • Blockchain Infrastructure • Blockchain & Crypto • Cryptocurrencies • Est. 2016
HQ: San Francisco, United States • Asset Tokenization • Crypto Payments • Blockchain Infrastructure • Blockchain & Crypto • Cryptocurrencies • Est. 2016
Open 1719 daysVerified live · 9 hours ago 5 years ago

Technical Product Manager (Remote)

$130k – $222k per year (Estimated) • Senior • 5+ years exp • Remote (Europe) • Bachelor's Degree • Full-Time • Senior
Bitcoin
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Tech Jobs in London
Frequently asked questions
How many London jobs in London are available on Alion?
There are currently 3212 active listings from 666 hiring companies on Alion, refreshed daily.
What salary do London jobs in London pay?
The average salary is around $195,668 per year based on the current listings.
Are remote options available for London 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 London jobs in London?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.