Machine Learning Engineer Jobs in London

Machine Learning Engineer jobs in London hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $250,217/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

London
AI/ML
Data Science
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Frontend
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Quantum

Hivemq

hivemq.com
The real-time Industrial Data Platform powering Agentic AI. Built on MQTT to connect, contextualize, and analyze AI-ready data from edge to cloud.
hivemq.com • AI Agents • IoT Connectivity • Internet of Things
AI Agents • IoT Connectivity • Internet of Things
$67k – $128k per year • Senior • 5+ years exp • Remote (Germany, United Kingdom, Spain) • Full-Time • Senior
Node JS
TypeScript
JavaScript
Node JS
Fastify
Databases
DynamoDB
AI/ML
LLM
LLM Guardrails
AI Agents
Frontend
React.js
DevOps
AWS
AWS Lambda
Self-Healing
Cybersecurity
TheHive
IoT
MQTT
Apply
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Neko Health

nekohealth.com
Neko Health is a Swedish health-tech company specializing in proactive, preventative medical diagnostics. Co-founded in 2018 by Spotify CEO Daniel Ek and entrepreneur Hjalmar Nilsonne, the company combines custom diagnostic hardware, advanced imaging, and artificial intelligence to deliver comprehensive full-body health scans.
nekohealth.com • HQ: Stockholm, Sweden • Digital Health • Health Care • Diagnostics
HQ: Stockholm, Sweden • Digital Health • Health Care • Diagnostics
Verified live · 1 hour ago 3 months ago

ML Ops Engineer

$116k – $174k per year • In office (London, United Kingdom, Stockholm, Sweden) • Full-Time
Python
JavaScript
C#
C++
TypeScript
C#
ASP.NET Core
C++
PyTorch C++
Databases
Databricks
Azure Cosmos DB
AI/ML
Dagster
MLFlow
Computer Vision
PyTorch
Frontend
React.js
DevOps
Azure
Kubernetes
SLI/SLO/SLA
Terraform
Azure AKS
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Multiverse

multiverse.io
Our mission is to build an outstanding alternative to university and corporate training, creating a diverse group of future leaders. To achieve this, we provide high-quality apprenticeship programmes that combine work, training and community.
multiverse.io • London • Edinburgh • Artificial Intelligence • Corporate Training • Education • 501-1000 employees • Est. 2016
London • Edinburgh • Artificial Intelligence • Corporate Training • Education • 501-1000 employees • Est. 2016
Verified live · 1 day ago 3 months ago

Staff AI Engineer - AI Transformation

$116k – $255k per year (Estimated) • Staff+ • Remote/Hybrid (London, United Kingdom) • Full-Time • Staff
AI Agents
Claude
Claude Code
LLM
Model Context Protocol
Human-in-the-Loop
LLM Guardrails
Function Calling
Apply
Verified live · 1 day ago 3 months ago

Senior AI Engineer - AI Transformation

$93k – $192k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
AI Agents
Claude
Claude Code
LLM
Model Context Protocol
Human-in-the-Loop
Function Calling
Apply
Open 128 daysVerified live · 1 day ago 5 months ago

AI Portfolio Lead

$106k – $225k per year (Estimated) • Lead • Remote/Hybrid (London, United Kingdom) • Full-Time • Staff
AI Agents
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Mindrift

mindrift.ai
Mindrift is an expert-sourcing and AI training platform owned by Toloka (a data services enterprise owned by Nebius Group, Nasdaq: NBIS), operating primarily out of Amsterdam, Netherlands. Launched by Toloka CEO and founder Olga Megorskaya to elevate crowd-sourced data generation into high-level human feedback, Mindrift operates on a B2B data-as-a-service (DaaS), custom enterprise AI training contract, and freelance expert marketplace model.
mindrift.ai • HQ: Amsterdam, Netherlands • Professional Services • Data Entry & Processing • Cybersecurity • 1001-5000 employees • Est. 2014
HQ: Amsterdam, Netherlands • Professional Services • Data Entry & Processing • Cybersecurity • 1001-5000 employees • Est. 2014
Verified live · 1 hour ago 3 months ago

Senior AI Agent Evaluation Engineer

up to $100k per year • Senior • Remote (United Kingdom) • Part-Time • Senior
JavaScript
Python
TypeScript
Python
FastAPI
Databases
Apache Kafka
PostgreSQL
Redis
AI/ML
AI Agents
NLP
Prompt Engineering
Frontend
React.js
DevOps
Docker
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Starbridge

starbridge.com
starbridge.com • New York • Artificial Intelligence • Government
New York • Artificial Intelligence • Government
Verified live · 2 hours ago 3 months ago

AI Engineer | EMEA/LATAM

$120k – $140k per year • Senior • 5+ years exp • Remote (LATAM, EMEA) • Bachelor's Degree • Full-Time • Senior
Python
Kotlin
AI/ML
Gemini
LLM
MLFlow
Weights & Biases
LangChain
Anthropic
OpenAI
LangGraph
LiteLLM
RAG
DevOps
CI/CD
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Basecamp Research

basecamp-research.com
Basecamp Research is a London biotechnology company founded in 2019 that builds the biodiversity datasets used to train protein and enzyme design models. It collects samples through partnerships with countries and protected sites under benefit-sharing agreements, then sequences and structures them into a proprietary knowledge graph. The data underpins its own generative protein models and is licensed to pharmaceutical and industrial biotechnology partners.
basecamp-research.com • HQ: London, United Kingdom • Biotechnology • Est. 2019
HQ: London, United Kingdom • Biotechnology • Est. 2019
Verified live · 9 hours ago 3 months ago

Senior Research Scientist, Mathematical Foundations

$91k – $187k per year (Estimated) • Senior • In office (London, United Kingdom) • PhD • Full-Time • Senior
Apply
Open 122 daysVerified live · 9 hours ago 5 months ago

Senior Research Engineer, ML Systems

$98k – $204k per year (Estimated) • Senior • In office (London, United Kingdom) • PhD • Full-Time • Senior
CUDA
CUDA Toolkit
JAX
MLX ML
PyTorch
Dagster
DevOps
Platform Engineering
Kubernetes
Management
Basecamp
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Ultralytics

ultralytics.com
End-to-end computer vision platform. Annotate data, train YOLO models, and deploy to 42 global regions.
ultralytics.com • HQ: New York, United States • Robotic Software & Control Systems • Data Science • Artificial Intelligence • Est. 2014
HQ: New York, United States • Robotic Software & Control Systems • Data Science • Artificial Intelligence • Est. 2014
Verified live · 1 day ago 3 months ago

LLM Engineer

$93k – $191k per year (Estimated) • Equity • Senior • 5+ years expRemote/Hybrid (London, United Kingdom) • Full-Time • Senior
Python
AI/ML
Computer Vision
DeepSeek
Embeddings
Fine-tuning
Gemini
LiteLLM
LLM
Multimodal AI
Prompt Engineering
PyTorch
RAG
Ultralytics
YOLO
Anthropic
OpenAI
DevOps
CI/CD
GitHub Actions
Vector
GitHub
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Omilia

omilia.com
A visionary combination of technology and art that started from a small garage in 2002, Omilia is now home to solution architects, engineers, developers, linguists, and individuals who share one goal - to deliver unfeigned human experience through...
omilia.com • HQ: Athens, Greece • Speech & Audio AI • Artificial Intelligence • Conversational AI
HQ: Athens, Greece • Speech & Audio AI • Artificial Intelligence • Conversational AI
Verified live · 1 day ago 3 months ago

Senior Conversational AI Delivery Engineer

Senior • 5+ years exp • Remote (United Kingdom, Spain, Greece, Portugal) • Senior
Node JS
Python
JavaScript
AI/ML
Claude
Embeddings
Gemini
LLM
Prompt Engineering
RAG
OpenAI
AI Agents
Speech Recognition
Apply
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Hugging Face

huggingface.co
Hugging Face is an American company, founded in 2016 and headquartered in New York, that runs the largest open platform for sharing machine learning models, datasets and demonstration applications. Its Hub hosts more than a million public models and is often described as the GitHub of machine learning, while its open-source libraries such as Transformers, Diffusers and Datasets are standard tools in research and production pipelines. The company earns revenue from paid Hub features, managed inference endpoints and enterprise deployments, and works with cloud and chip vendors to make open models easy to run anywhere.
huggingface.co • HQ: New York, United States • Software • MLOps • Machine Learning • LLM & Generative AI • Artificial Intelligence • 201-500 employees • Est. 2016
HQ: New York, United States • Software • MLOps • Machine Learning • LLM & Generative AI • Artificial Intelligence • 201-500 employees • Est. 2016
Open 94 daysVerified live · 1 day ago 4 months ago

Open-Source Machine Learning Engineer - EMEA Remote

$69k – $165k per year (Estimated)Paris • Remote (EMEA) • Full-Time
Python
AI/ML
Accelerate
Gradio
JAX
PyTorch
TensorFlow
Transformers
vLLM
Hugging Face
Fine-tuning
DevOps
GitHub
Management
Slack
Apply
Report

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 94 daysVerified live · 2 hours ago 4 months ago

Sr AI Engineer | Remote - Europe | TS/Vue/NodeJS

$68k – $172k per year (Estimated) • Senior • 5+ years expRemote/Hybrid (Berlin, Germany, London, United Kingdom) • Visa sponsorship • Full-Time • Senior
Node JS
TypeScript
JavaScript
AI/ML
LLM
Prompt Engineering
Anthropic
OpenAI
Fine-tuning
RAG
Frontend
React.js
Vue.js
DevOps
Vector
GitHub
Management
n8n
Apply
Report

Tessl

tessl.io
Tessl helps teams build AI-native software by giving coding agents structured, versioned context. Ship AI-powered systems that hold up in real codebases.
tessl.io • London • New York • San Francisco • Artificial Intelligence • Est. 2024
London • New York • San Francisco • Artificial Intelligence • Est. 2024
$114k – $249k per year (Estimated) • Staff+ • 4+ years expIn office (London, United Kingdom) • Master's Degree • Full-Time • Staff
AI Agents
Synthetic Data
DevOps
GitHub
Apply
Report

Nowvertical

nowvertical.com
We leverage data, AI, and analytics to drive business outcomes. Expertise in Google Cloud, AWS, Azure, Snowflake. 2025 Google Cloud Partner of the Year.
nowvertical.com • Toronto • Navi Mumbai • London • Mumbai • Financial Services • Artificial Intelligence • Data & Analytics
Toronto • Navi Mumbai • London • Mumbai • Financial Services • Artificial Intelligence • Data & Analytics
Open 98 daysVerified live · 2 hours ago 4 months ago

Senior AI Engineer

$91k – $187k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Senior
Go
Node JS
Python
JavaScript
Python
FastAPI
Databases
Google BigQuery
Pinecone
Weaviate
AI/ML
AI Agents
CrewAI
Haystack
LangGraph
LangSmith
LlamaIndex
LLM
Multimodal AI
RAG
Vertex AI
LangChain
Google AI Studio
LLM Guardrails
Fine-tuning
Edge AI
DevOps
Amazon EKS
AWS
Azure
Azure AKS
CI/CD
Docker
GCP
Google Cloud Run
Google GKE
Kubernetes
Pulumi
Terraform
Vector
Analytics
ETL/ELT
Apply
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UBDS Digital

ubdsdigital.com
Digital Lifecycle Partner for Secure Cloud Transformation.. Security Operations Centre (SOC) Built for Resilience. UBDS Digital's UK-based SOC delivers 24/7/365 protection, real-time threat detection, and expert-led incident response.
ubdsdigital.com • HQ: London, United Kingdom • Cloud Computing • Cybersecurity • Security Operations • Est. 2000
HQ: London, United Kingdom • Cloud Computing • Cybersecurity • Security Operations • Est. 2000
Verified live · 1 day ago 4 months ago

Principal AI Platform Engineer

$106k – $225k per year (Estimated) • Lead • In office (London, United Kingdom) • Principal
Python
Databases
Databricks
AI/ML
Claude
RAG
Amazon SageMaker
Anthropic
OpenAI
AI Agents
Model Context Protocol
DevOps
Azure
Vector
Apply
Report

Bridewell

bridewell.com
Bridewell is a leading UK-based cybersecurity and managed security services company, specializing in protecting and transforming critical business functions for trusted organizations. They offer end-to-end cybersecurity capabilities and are a trusted partner for operators of essential services.
bridewell.com • London • Cardiff • Managed Security • Information Security • Cybersecurity
London • Cardiff • Managed Security • Information Security • Cybersecurity
Open 108 daysVerified live · 8 hours ago 4 months ago

Generative AI Engineer

$100k – $209k per year (Estimated)In office (London, United Kingdom) • Full-Time
JavaScript
Python
AI/ML
Fine-tuning
Prompt Engineering
Edge AI
LangChain
LangGraph
PyTorch
TensorFlow
Hugging Face
DevOps
CI/CD
Git
Apply
Report

Baton Corporation

batoncorporation.com
Baton Corporation is a UK-registered software development company that builds and maintains blockchain platforms. It is best known as the core engineering entity behind pump.fun, a prominent decentralized crypto and memecoin launchpad on the Solana network. The organization focuses on high-scale distributed systems, web3 applications, and custom software architecture for digital asset ecosystems.
batoncorporation.com • New York • London • Cryptocurrencies • Blockchain & Crypto • Token Launch Platforms
New York • London • Cryptocurrencies • Blockchain & Crypto • Token Launch Platforms
Open 109 daysTop 25% pay 4 months ago

Reinforcement Learning Engineer ($400k - $800k salary)

$400k – $800k per year • In office (New York, United States, London, United Kingdom) • Full-Time
Reinforcement Learning
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Jonas Software

jonassoftware.com
Jonas Software is a Canadian software holding founded in 1990 and based in Markham. It owns dozens of vertical software businesses across many industries. The group is part of Constellation Software.
jonassoftware.com • HQ: Markham, Canada • 5000+ employees • Est. 1990
HQ: Markham, Canada • 5000+ employees • Est. 1990
Open 118 days 4 months ago

Technical Lead, Central AI Lab

$107k – $221k per year (Estimated) • Lead • 7+ years expUnited Kingdom • Remote (United Kingdom) • Full-Time • Staff
LLM
RAG
LLM Evaluation
Model Context Protocol
DevOps
AWS
Azure
CI/CD
Cybersecurity
Least Privilege
Apply
Report

Duffel

duffel.com
Any business – from travel startups to financial enterprises - can build with Duffel to search and book flights, stays, add ancillaries, charge customers, manage orders and more.
duffel.com • London • New York • Air Transport • Travel & Tourism • Travel Technology
London • New York • Air Transport • Travel & Tourism • Travel Technology
Open 122 daysVerified live · 1 day ago 5 months ago

Senior AI Engineer (Backend)

$95k – $197k per year (Estimated) • Senior • Remote/Hybrid (London, United Kingdom) • Full-Time • Senior
Elixir
TypeScript
AI/ML
AI Agents
LLM
RAG
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WPP

wpp.com
WPP is a British multinational communications, advertising, technology, and public relations holding company headquartered in London. It is recognized as the world's largest advertising company, operating major global agency networks such as Ogilvy, VML, AKQA, and GroupM. The group provides integrated marketing services, media planning, brand consulting, and enterprise technology solutions to leading brands worldwide.
wpp.com • HQ: London, United Kingdom • Media & Entertainment • Sales & Marketing • Advertising • 1001-5000 employees
HQ: London, United Kingdom • Media & Entertainment • Sales & Marketing • Advertising • 1001-5000 employees
Open 213 daysVerified live · 18 min ago 8 months ago

AI Enterprise Architect - WPP Media

$114k – $249k per year (Estimated) • Staff+ • In office (London, United Kingdom) • Architect
Edge AI
AI Agents
DevOps
AWS
Azure
GCP
Apply
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Cint

cint.com
Cint is a global software company headquartered in Stockholm, Sweden, and was founded in 1998. The company operates a digital insights platform that automates the market research process by connecting sample providers with researchers to gather consumer data. Listed on the Nasdaq Stockholm, it maintains a presence in over 15 countries and serves thousands of customers across the market research, advertising, and consulting industries.
cint.com • HQ: Stockholm, Sweden • Analytics Platforms • Business Process Automation (BPA) • Software • Data Collection • Data & Analytics • Sales & Marketing • Market Research • Est. 1998
HQ: Stockholm, Sweden • Analytics Platforms • Business Process Automation (BPA) • Software • Data Collection • Data & Analytics • Sales & Marketing • Market Research • Est. 1998
Open 122 daysVerified live · 9 hours ago 5 months ago

Senior Data Scientist (AI & Synthetic Intelligence)

$94k – $195k per year (Estimated) • Senior • 5+ years expRemote/Hybrid (London, United Kingdom) • Master's Degree • Full-Time • Senior
Python
SQL
Python
pySpark
Databases
Databricks
AI/ML
Data Augmentation
Fine-tuning
LLM
Synthetic Data
Prompt Engineering
RAG
Spark
Apply
Report

Lovable

lovable.dev
Lovable is an AI-powered software development platform headquartered in Stockholm, Sweden. Founded in 2023 by Anton Osika and Fabian Hedin, the company operates a conversational "vibe coding" environment that enables both non-technical creators and software engineers to build, iterate, and deploy full-stack web applications using natural language prompts. Lovable automates front-end UI generation, back-end code creation, database connections, and GitHub workflow syncing, allowing users to move rapidly from product idea to production-ready application.
lovable.dev • HQ: Stockholm, Sweden • Cybersecurity • Design & Creative • 501-1000 employees • Est. 2023
HQ: Stockholm, Sweden • Cybersecurity • Design & Creative • 501-1000 employees • Est. 2023
Open 124 daysVerified live · 1 hour ago 5 months ago

AI Research Engineer, Post-Training

In office (Stockholm, Sweden, London, United Kingdom) • Full-Time
Fine-tuning
JAX
PyTorch
Reinforcement Learning
Lovable
Post-training
SFT
AI Agents
Marketing
Zendesk
Apply
Report
Machine Learning Engineer Jobs in London
Frequently asked questions
How many Machine Learning Engineer jobs in London are available on Alion?
There are currently 372 active listings from 151 hiring companies on Alion, refreshed daily.
What salary do Machine Learning Engineer jobs in London pay?
The average salary is around $250,217 per year based on the current listings.
Are remote options available for Machine Learning Engineer 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 Machine Learning Engineer jobs in London?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.