Data Scientist Salary in London

Data Scientist jobs in London hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $151,319/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
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

G2

g2.com
G2 is a peer-to-peer review site headquartered in Chicago, Illinois. They are one of the world's largest tech marketplace where businesses can discover, review, and manage the technology they need to reach their potential.
g2.com • HQ: Chicago, United States • Marketplaces
HQ: Chicago, United States • Marketplaces
2 months ago

Data Engineer II

$77k – $172k per year (Estimated) • Middle • 4+ years exp • Remote (India, United States, United Kingdom, Spain) • Visa sponsorship • Bachelor's Degree • Middle
Java
Python
SQL
Databases
Apache Kafka
DynamoDB
Snowflake
AI/ML
Airflow
Hadoop
Spark
DevOps
AWS
AWS Lambda
CI/CD
Docker
Kubernetes
Amazon ECS
AWS Step Functions
Analytics
Power BI
Tableau
ETL/ELT
Apply
Report

Trainline

thetrainline.com
Trainline is an international digital rail and coach technology platform headquartered in London, United Kingdom, and founded in 1997. The company provides a website and mobile application that allows users to search, compare, and book train and bus tickets across multiple operators. It operates in dozens of countries across Europe and Asia, partnering with over 270 rail and coach carriers to offer travel solutions to millions of active customers.
thetrainline.com • HQ: London, United Kingdom • Price Comparison • Commerce • Public Transport • Travel Technology • Travel & Tourism • Transportation & Logistics • Rail Transport • Est. 1997
HQ: London, United Kingdom • Price Comparison • Commerce • Public Transport • Travel Technology • Travel & Tourism • Transportation & Logistics • Rail Transport • Est. 1997
Verified live · 5 hours ago 2 months ago

Data Scientist

$85k – $166k per year (Estimated)In office (London, United Kingdom) • Full-Time
Python
Apply
Report

InvestorFlow

investorflow.com
InvestorFlow is a software company headquartered in Menlo Park, California, and founded in 2015. The company sells a client management and investor portal platform built on Salesforce for private equity, venture capital, private credit, and real estate managers, covering fundraising pipelines, deal tracking, and limited partner reporting. It counts a large share of the top alternative asset managers among its customers and runs offices across North America, the Dominican Republic, and London.
investorflow.com • HQ: Menlo Park, United States • Capital Markets • Venture Capital • Customer Relationship Management (CRM) • Software • Asset Management • Financial Services • Est. 2015
HQ: Menlo Park, United States • Capital Markets • Venture Capital • Customer Relationship Management (CRM) • Software • Asset Management • Financial Services • Est. 2015
$133k – $238k per year (Estimated) • Lead • 5+ years expSan Francisco • Remote (United States, United Kingdom, Dominican Republic) • Visa sponsorship • Bachelor's Degree • Staff
Python
SQL
Apex
Apex
MuleSoft
Databases
MySQL
PostgreSQL
Snowflake
DevOps
Azure
Analytics
ETL/ELT
Marketing
Salesforce
HubSpot
Apply
Report

Genomics

genomics.com
Genomics plc is an Oxford company founded in 2014 by statistical geneticists to turn genomic data into health insight. Its integrated risk tools combine polygenic scores with clinical factors to identify people at high risk of common diseases. The company works with health systems and pharmaceutical partners on prevention and drug target discovery.
genomics.com • HQ: Oxford, United Kingdom • Pharmaceuticals • Genomics • Health Care • Est. 2014
HQ: Oxford, United Kingdom • Pharmaceuticals • Genomics • Health Care • Est. 2014
Verified live · 1 day ago 2 months ago

Genomics Data Operations Engineer

$89k – $175k per year (Estimated)Remote/Hybrid (London, United Kingdom) • PhD • Full-Time
Python
Apply
Report

Codat

codat.io
Codat is a London company founded in 2017 that standardises access to the financial systems small businesses use. Its interfaces connect accounting, banking and commerce platforms so lenders and payment providers can underwrite and onboard business customers faster. The company works with banks and card networks building small business products.
codat.io • HQ: London, United Kingdom • Data & Analytics • Banking • Financial Services • Est. 2017
HQ: London, United Kingdom • Data & Analytics • Banking • Financial Services • Est. 2017
Verified live · 2 days ago 2 months ago

Senior Data Engineer

$122k – $149k per year • Senior • Remote (United Kingdom) • Full-Time • Senior
Python
SQL
Databases
Databricks
Delta Lake
AI/ML
Dagster
dbt
Spark
Model Context Protocol
DevOps
CI/CD
Docker
Apply
Verified live · 2 days ago 2 months ago

Senior Data Engineer

$129k – $162k per year • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
Python
SQL
Databases
Databricks
Delta Lake
AI/ML
Dagster
dbt
Spark
Model Context Protocol
DevOps
CI/CD
Docker
Apply
Report

Adler and Allan

adlerandallan.co.uk
Adler and Allan help public and private sector businesses understand and manage their environmental risks, reducing the impact to the environment, their operation and their reputation. We focus on consulting, preventing and responding to your envi...
adlerandallan.co.uk • Allen • Kingston upon Hull • Leeds • Wellington • Ipswich • Professional Services • Science & Engineering • Environmental Science
Allen • Kingston upon Hull • Leeds • Wellington • Ipswich • Professional Services • Science & Engineering • Environmental Science
2 months ago

Junior Data Scientist

$83k – $165k per year (Estimated) • Junior • Allen • Remote (United Kingdom) • Visa sponsorship • Master's Degree • Full-Time • Junior
Python
SQL
AI/ML
NumPy
Pandas
Scikit-learn
DevOps
AWS
Analytics
Power BI
Tableau
Apply
Report

Todaytix

todaytix.com
todaytix.com • New York • London • Melbourne • Commerce • Media & Entertainment • Events & Ticketing • Ticketing
New York • London • Melbourne • Commerce • Media & Entertainment • Events & Ticketing • Ticketing
2 months ago

Lead Data Engineer

$105k – $187k per year (Estimated) • Lead • 8+ years expRemote/Hybrid (London, United Kingdom) • Full-Time • Staff
SQL
Databases
Amazon Redshift
Google BigQuery
Snowflake
LookML
MySQL
PostgreSQL
AI/ML
AI Agents
dbt
LLM
RAG
DevOps
CI/CD
AWS
GitHub Actions
GitHub
Analytics
ETL/ELT
Apply
Report

MoneySavingExpert.com

moneysavingexpert.com
Martin Lewis' free site helps you save on car insurance, credit cards, mortgages & more. Find expert money tips, top deals, comparisons & tools to cut costs.
moneysavingexpert.com • London • Manchester • Manchester • Mental Health • Media & Entertainment • Financial Services • Est. 2003
London • Manchester • Manchester • Mental Health • Media & Entertainment • Financial Services • Est. 2003
Verified live · 1 day ago 2 months ago

Data Platform Engineer

$89k – $175k per year (Estimated)Remote/Hybrid (London, United Kingdom) • Full-Time
Python
SQL
AI/ML
AI Agents
Function Calling
Model Context Protocol
DevOps
AWS
CI/CD
GCP
Platform Engineering
Terraform
Apply
Report

Klarna

klarna.com
Klarna is a Swedish financial technology company founded in Stockholm in 2005 that provides payment and shopping services to consumers and merchants worldwide. Its core products let shoppers pay immediately, defer a payment or split a purchase into interest-free instalments, while merchants receive settlement, fraud protection and conversion tooling through a single checkout integration. The group has expanded into a shopping app with price comparison, cashback and a bank offering, holds a European banking licence and listed its shares on the New York Stock Exchange in 2025.
klarna.com • HQ: Stockholm, Sweden • Commerce • Financial Services • Lending • FinTech • Payments • 1001-5000 employees • Est. 2005
HQ: Stockholm, Sweden • Commerce • Financial Services • Lending • FinTech • Payments • 1001-5000 employees • Est. 2005
Verified live · 1 day ago 2 months ago

Senior/Lead Data Scientist -Credit Risk Modeling

$110k – $158k per year • Lead • 5+ years expIn office (London, United Kingdom) • Full-Time • Staff
Python
SQL
AI/ML
LIME
MLFlow
Scikit-learn
SHAP
XGBoost
Analytics
A/B Testing
Apply
Verified live · 1 day ago 2 months ago

Senior/Lead Data Scientist - Open Banking

$110k – $158k per year • Lead • In office (London, United Kingdom) • Full-Time • Staff
Python
SQL
Databases
Databricks
DevOps
AWS
Datadog
Apply
Verified live · 1 day ago 3 months ago

Senior/Lead Data Scientist -Fraud

$110k – $158k per year • Lead • In office (London, United Kingdom) • Bachelor's Degree • Full-Time • Staff
Python
SQL
AI/ML
Anomaly Detection
Fine-tuning
LightGBM
Scikit-learn
Amazon SageMaker
DevOps
AWS
AWS Lambda
CI/CD
Docker
Jenkins
Amazon S3
Apply
Report

M3 USA

m3usa.com
M3 USA is a healthcare technology and services company headquartered in Fort Washington, Pennsylvania, and established in 2006. The company provides a suite of digital solutions including healthcare market research, physician recruitment through its MDLinx platform, and clinical trial site management. As a subsidiary of the Tokyo-based M3 Inc., it operates globally to connect life science organizations with a network of millions of healthcare professionals across various medical specialties.
m3usa.com • HQ: Fort Washington, United States • Pharmaceuticals • Clinical Research • Market Research • Sales & Marketing • Health Care • Digital Health • Est. 2006
HQ: Fort Washington, United States • Pharmaceuticals • Clinical Research • Market Research • Sales & Marketing • Health Care • Digital Health • Est. 2006
Verified live · 2 hours ago 2 months ago

Data Scientist – Decision Science & Modelling

$86k – $169k per year (Estimated)London • Remote (United Kingdom) • PhD • Full-Time • Middle
Python
C#
C#
.NET
AI/ML
Synthetic Data
Cybersecurity
ISO 27001
Robotics
Digital Twin
Apply
Verified live · 2 hours ago 5 months ago

Market Research Associate (Dutch AND French speaking) Remote

$78k – $153k per year (Estimated)London • Remote (United Kingdom) • PhD • Full-Time • Junior • Swedish (Optional) • Dutch: C1
C#
C#
.NET
Apply
Report

TripAdvisor

tripadvisor.com
Tripadvisor builds a platform that connects travelers with experiences worth sharing, offering trusted insights and resources for meaningful travel and dining adventures. It's designed for anyone looking to explore, plan, and book their travel efficiently, featuring tools and services from its well-known brands like Viator and TheFork. What sets Tripadvisor apart is its commitment to curating authentic experiences and fostering community-driven content across a vast network of travel and restaurant options.
tripadvisor.com • HQ: Needham, United States • Travel & Tourism • Travel Agencies • Travel Technology
HQ: Needham, United States • Travel & Tourism • Travel Agencies • Travel Technology
2 months ago

Senior Data Engineer

$79k – $145k per year (Estimated) • Senior • 6+ years expLondon • Remote (United Kingdom) • Bachelor's Degree • Full-Time • Senior
Python
SQL
Java
Databases
Google BigQuery
MS SQL
MySQL
PostgreSQL
Snowflake
AI/ML
Anomaly Detection
Hadoop
DevOps
SLI/SLO/SLA
Analytics
ETL/ELT
Apply
2 months ago

Data Engineer II

$57k – $143k per year (Estimated) • Middle • 5+ years expIn office (London, United Kingdom) • Bachelor's Degree • Full-Time • Senior
Python
SQL
Java
JavaScript
Java
Gradle
Databases
Apache Kafka
Google BigQuery
Snowflake
PostgreSQL
AI/ML
Anomaly Detection
Flink
Hadoop
Spark
Airflow
BERT
Frontend
GraphQL
React.js
DevOps
AWS
CI/CD
Platform Engineering
Analytics
ETL/ELT
Apply
Report

Proton

proton.ai
Proton is the AI industry cloud platform built just for distributors. Automate orders, enrich your catalog, grow eCommerce carts, and find sales opportunities.
proton.ai • Cambridge • Data & Analytics • Artificial Intelligence • Cloud Computing
Cambridge • Data & Analytics • Artificial Intelligence • Cloud Computing
Verified live · 9 hours ago 2 months ago

Senior Data Engineer (AI-Native) — Data Layer

Senior • 7+ years exp • Remote (LATAM, Europe) • Senior
SQL
AI/ML
Claude
Claude Code
Cursor
AI Agents
OpenAI Codex
Analytics
ETL/ELT
Apply
Report

RevenueCat

revenuecat.com
Founded in 2017, RevenueCat is a software infrastructure company that simplifies in-app subscriptions and purchase management for digital applications. Its developer-first platform provides unified SDKs, automated receipt validation, and cross-platform billing tools that allow engineering teams to handle complex app store transactions seamlessly. Beyond subscription logistics, the company offers dynamic paywall tools, data analytics, and A/B testing features to help businesses optimize pricing and maximize recurring revenue.
revenuecat.com • HQ: San Francisco, United States • Software • Commerce • Subscription Commerce • Billing & Invoicing • Mobile App Development • Est. 2017
HQ: San Francisco, United States • Software • Commerce • Subscription Commerce • Billing & Invoicing • Mobile App Development • Est. 2017
Top 25% payVerified live · 1 day ago 2 months ago

Senior Data Scientist, Product

$220k per year • Equity • Senior • 5+ years exp • Remote (AMER, United Kingdom) • Full-Time • Senior
Python
SQL
Databases
PostgreSQL
Snowflake
AI/ML
dbt
OpenAI
Mobile
RevenueCat
DevOps
AWS
Apply
Report

Prolific

prolific.com
Prolific is a British research technology company founded in 2014 by Oxford researchers that connects scientists, businesses and AI developers with a vetted pool of paid human participants. Its platform handles recruitment, demographic targeting, fair-pay enforcement, fraud screening and payment so studies return usable data instead of bot or duplicate responses. Originally built for academic behavioural research, the company now also supplies human feedback, preference data and evaluation for machine learning teams, and is headquartered in London with a large United States presence.
prolific.com • HQ: London, United Kingdom • Science & Engineering • Data Collection • LLM & Generative AI • Data & Analytics • Artificial Intelligence • 51-200 employees • Est. 2014
HQ: London, United Kingdom • Science & Engineering • Data Collection • LLM & Generative AI • Data & Analytics • Artificial Intelligence • 51-200 employees • Est. 2014
Verified live · 1 day ago 2 months ago

Human Data Quality Engineer (Founding Team)

$84k – $155k per year (Estimated) • Senior • 5+ years exp • Remote (United Kingdom, United States) • Senior
Python
SQL
AI/ML
LLM
RLHF
Edge AI
Red Teaming
Apply
Verified live · 1 day ago 3 months ago

Senior Data Engineer (6 Month Contract)

$82k – $151k per year (Estimated) • Senior • 3+ years exp • Remote (United Kingdom) • Contractor • Senior
Java
Python
Scala
SQL
AI/ML
dbt
DevOps
Kubernetes
Terraform
Apply
Verified live · 1 day ago 3 months ago

Senior Data Engineer

$82k – $151k per year (Estimated) • Senior • 3+ years exp • Remote (United Kingdom) • Senior
Java
Python
Scala
SQL
AI/ML
dbt
DevOps
Kubernetes
Terraform
Apply
Report

Domsy

domsy.ai
domsy.ai • London • Bristol
London • Bristol
$79k – $110k per year • Equity • Senior • 5+ years expIn office (London, United Kingdom) • PhD • Full-Time • Senior
MATLAB
Python
Apply
Report

Hitachi Solutions

hitachi-solutions.com
Hitachi Solutions is a global systems integrator and provider of business application and cloud transformation services. The company specializes in implementing tailored solutions built on the Microsoft platform, including Dynamics 365, Azure, and Data & AI tools. By combining deep industry expertise with advanced technology, it helps enterprises modernize their operations, optimize processes, and drive digital transformation.
hitachi-solutions.com • HQ: Irvine, United States • Sales & Marketing • Professional Services • Data & Analytics • Software • Enterprise Resource Planning (ERP) • Information Technology • Cloud Computing • IT Consulting • Est. 2002
HQ: Irvine, United States • Sales & Marketing • Professional Services • Data & Analytics • Software • Enterprise Resource Planning (ERP) • Information Technology • Cloud Computing • IT Consulting • Est. 2002
2 months ago

Lead Data Consultant

$100k – $178k per year (Estimated) • Lead • 10+ years expIn office (London, United Kingdom) • Full-Time • Staff
Python
SQL
Databases
Databricks
Microsoft Fabric
DevOps
Azure
Analytics
Power BI
Tableau
ETL/ELT
Apply
2 months ago

Senior Data Consultant

$76k – $147k per year (Estimated) • Senior • In office (London, United Kingdom) • Full-Time • Senior
Python
SQL
Databases
Databricks
Microsoft Fabric
DevOps
Azure
Analytics
Power BI
Tableau
ETL/ELT
Apply
Report

Eneba

eneba.com
Eneba is a Lithuanian e-commerce company founded in 2018 and headquartered in Kaunas. Its marketplace sells digital game keys, gift cards and in-game currency. The platform serves millions of gamers worldwide.
eneba.com • HQ: Kaunas, Lithuania • Coupons, Deals & Cashbacks • Gift Cards & Loyalty Programs • Commerce • 11-50 employees • Est. 2018
HQ: Kaunas, Lithuania • Coupons, Deals & Cashbacks • Gift Cards & Loyalty Programs • Commerce • 11-50 employees • Est. 2018
Verified live · 3 hours ago 2 months ago

Data Engineer, Platform

$69k – $178k per year (Estimated) • Equity • Senior • 5+ years exp • Remote (Europe) • PhD • Full-Time • Senior
Python
SQL
Databases
Databricks
Snowflake
AI/ML
Spark
DevOps
AWS
Azure
Kubernetes
Git
Apply
Report

OpenAI

openai.com
OpenAI is an American artificial intelligence research and deployment company founded in 2015 with the mission of ensuring that artificial general intelligence benefits all of humanity. It develops the GPT family of large language models and turns them into consumer and developer products, including the ChatGPT assistant, the Sora video model, the Codex coding agent and a commercial API used by millions of developers. Structured as a public benefit corporation controlled by a non-profit foundation, the company is backed by Microsoft and SoftBank and operates from San Francisco.
openai.com • HQ: San Francisco, United States • Multimodal AI • AI Agents • Artificial Intelligence • Machine Learning • LLM & Generative AI • 1001-5000 employees • Est. 2015
HQ: San Francisco, United States • Multimodal AI • AI Agents • Artificial Intelligence • Machine Learning • LLM & Generative AI • 1001-5000 employees • Est. 2015
$94k – $236k per year (Estimated) • Equity • Middle • 4+ years expIn office (London, United Kingdom) • Relocation • Full-Time • Staff
Python
SQL
AI/ML
OpenAI
Apply
Open 327 daysVerified live · 2 hours ago 11 months ago

Protection Scientist Engineer, Integrity

$94k – $236k per year (Estimated) • Middle • 4+ years expIn office (London, United Kingdom) • Full-Time • Middle
Python
SQL
AI/ML
OpenAI
Apply
Report

Mistral AI

mistral.ai
Mistral AI is a French artificial intelligence company founded in Paris in 2023 by former researchers from Google DeepMind and Meta. It builds efficient open-weight and commercial large language models, including the Mistral, Mixtral, Magistral and Codestral families, and distributes them through its own developer platform as well as the major cloud marketplaces. Positioned as Europe's leading frontier model developer, the company also ships the Le Chat assistant, on-premise deployment options for regulated industries and a sovereign compute offering for customers who must keep data inside the region.
mistral.ai • HQ: Paris, France • Code Intelligence • Machine Learning • AI Agents • Artificial Intelligence • LLM & Generative AI • 1001-5000 employees • Est. 2023
HQ: Paris, France • Code Intelligence • Machine Learning • AI Agents • Artificial Intelligence • LLM & Generative AI • 1001-5000 employees • Est. 2023
Verified live · 2 hours ago 2 months ago

Applied Scientist / Research Engineer, AI4Engineering

$60k – $103k per year (Estimated)Remote/Hybrid (Paris, France, Luxembourg City, Luxembourg, Amsterdam, Netherlands, Linz, Austria, Munich, Germany) • Relocation • Master's Degree • Full-Time • English: C1
Python
AI/ML
JAX
Mistral SDK
PyTorch
RAG
DevOps
HPC
Robotics
Digital Twin
Apply
Verified live · 2 hours ago 2 months ago

Code Data Annotation Quality Specialist

$37k – $104k per year (Estimated) • Junior • 2+ years expRemote/Hybrid (Paris, France, London, United Kingdom) • Relocation • Bachelor's Degree • Full-Time • Junior • English: C1
JavaScript
Python
Apply
Report

Sylvera

sylvera.com
Sylvera is a London company founded in 2020 that rates the quality of carbon credits using satellite data and machine learning. Its assessments tell buyers whether forestry and other offset projects actually store the carbon they claim. The company sells research and portfolio tools to corporate buyers and financial institutions.
sylvera.com • HQ: London, United Kingdom • Energy & Utilities • Sales & Marketing • Market Research • Est. 2020
HQ: London, United Kingdom • Energy & Utilities • Sales & Marketing • Market Research • Est. 2020
Verified live · 11 hours ago 2 months ago

Lidar Technician

$89k – $175k per year (Estimated)Remote/Hybrid (London, United Kingdom) • Full-Time
Python
SpaceTech
QGIS
Apply
Report
Data Scientist Salary in London
Frequently asked questions
How many Data Scientist jobs in London are available on Alion?
There are currently 232 active listings from 126 hiring companies on Alion, refreshed daily.
What salary do Data Scientist jobs in London pay?
The average salary is around $151,319 per year based on the current listings.
Are remote options available for Data Scientist 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 Data Scientist jobs in London?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.