Machine Learning Engineer Jobs in Madrid

Machine Learning Engineer jobs in Madrid hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $81,683/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

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

IFS

ifs.com
IFS (Industrial and Financial Systems) is a global enterprise software company that provides cloud-based applications and Industrial AI solutions for asset- and service-intensive industries. Originally founded in Sweden in 1983, the firm specializes in Enterprise Resource Planning (ERP), Enterprise Asset Management (EAM), and Field Service Management (FSM) software. Its flagship platform, IFS Cloud, enables organizations in sectors like manufacturing, aerospace and defense, construction, and energy to optimize operations, maintain complex infrastructure, and streamline field service delivery.
ifs.com • HQ: Linköping, Sweden • Artificial Intelligence • Software • Enterprise Resource Planning (ERP) • 5000+ employees • Est. 1983
HQ: Linköping, Sweden • Artificial Intelligence • Software • Enterprise Resource Planning (ERP) • 5000+ employees • Est. 1983
Verified live · 1 hour ago 2 months ago

Senior/Lead Machine Learning Engineer

$52k – $125k per year (Estimated) • Lead • 3+ years expRemote/Hybrid (Madrid, Spain) • Bachelor's Degree • Full-Time • Senior
C#
Python
SQL
AI/ML
Computer Vision
KServe
NumPy
Pandas
PyTorch
Scikit-learn
TensorFlow
DevOps
ArgoCD
Azure
CI/CD
Docker
Git
Kubernetes
Vector
Apply
Report

Starbridge

starbridge.com
starbridge.com • New York • Artificial Intelligence • Government
New York • Artificial Intelligence • Government
Verified live · 1 day ago 2 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
Apply
Report

Tether

tether.to
Tether is a digital asset company founded in 2014 that issues USDT, the largest stablecoin in circulation and the most heavily traded asset in crypto markets. Each token is intended to hold a one-to-one peg with the United States dollar and is backed by a reserve portfolio dominated by short-dated Treasury bills, with regular attestation reports published on the reserve composition. Headquartered in San Salvador, El Salvador, the group has expanded beyond stablecoin issuance into gold-backed tokens, Bitcoin mining, energy, peer-to-peer communications and local artificial intelligence infrastructure.
tether.to • HQ: San Salvador, El Salvador • Crypto Payments • Data Centers • Artificial Intelligence • Blockchain & Crypto • Cryptocurrencies • Stablecoins • 1001-5000 employees • Est. 2014
HQ: San Salvador, El Salvador • Crypto Payments • Data Centers • Artificial Intelligence • Blockchain & Crypto • Cryptocurrencies • Stablecoins • 1001-5000 employees • Est. 2014
Verified live · 1 day ago 2 months ago

AI Research Engineer (Pre-training - LLM & Multi-Modal)

$62k – $125k per year (Estimated) • Remote (Spain) • English: B2
LLM
Multimodal AI
NLP
PyTorch
Tokenization
Hugging Face
Pre-training
Web3
Bitcoin
Apply
Verified live · 1 day ago 3 months ago

AI Research Engineer (Model Compression & Quantization)

$63k – $127k per year (Estimated) • Remote (Spain) • English: B2
C++
C++
PyTorch C++
AI/ML
Fine-tuning
Knowledge Distillation
Multimodal AI
NLP
PyTorch
Quantization
Tokenization
Post-training
Web3
Bitcoin
Apply
Report

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 2 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
Open 137 daysVerified live · 1 day ago 4 months ago

Text & Reasoning LLM / NLU Tech Lead

Lead • Remote (France, Italy, Poland, Spain, Greece) • Full-Time • Staff
Python
AI/ML
LLM
NLP
PyTorch
TensorFlow
Hugging Face
Apply
Report

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 3 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

Huzzle

huzzle.app
Huzzle is an early careers platform connecting students, societies, and employers. Starting out as a CRM for pre-professional student societies, Huzzle has evolved into the university career companion used by over 100,000 talents in the UK.
huzzle.app • HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
Open 108 daysVerified live · 1 day ago 3 months ago

AI Engineer

$63k – $108k per year (Estimated) • Junior • 2+ years exp • Remote (Bulgaria, Poland, Romania, Spain, Portugal) • Full-Time • Junior
Python
SQL
AI/ML
Claude
Embeddings
Gemini
LangChain
LLM
Prompt Engineering
PyTorch
RAG
TensorFlow
Hugging Face
OpenAI
Computer Vision
NLP
Edge AI
DevOps
AWS
Azure
Docker
GCP
Kubernetes
GitHub
Apply
Open 139 daysVerified live · 1 day ago 4 months ago

AI Automation Engineer

$97k – $203k per year (Estimated) • Junior • 2+ years exp • Remote (United States, United Kingdom, Australia, Bulgaria, Canada) • Full-Time • Junior
JavaScript
Python
AI/ML
Claude
Anthropic
Hugging Face
OpenAI
DevOps
Rest API
Management
Make.com
n8n
Zapier
Marketing
HubSpot
Salesforce
Apply
Report

TRM Labs

trmlabs.com
TRM Labs is a blockchain intelligence and financial crime prevention platform headquartered in San Francisco, California. The company provides law enforcement agencies, government bodies, regulatory organizations, and financial institutions with tools to monitor, detect, and investigate illicit cryptocurrency transactions and digital asset fraud.
trmlabs.com • HQ: San Francisco, United States • Cybersecurity • Blockchain & Crypto • Blockchain Analytics
HQ: San Francisco, United States • Cybersecurity • Blockchain & Crypto • Blockchain Analytics
Verified live · 1 hour ago 4 months ago

Senior AI Engineer (AI Automation) - LATAM

Senior • 6+ years expSão Paulo • Remote (LATAM, EEA, Europe, South America) • Full-Time • Senior
JavaScript
Python
TypeScript
Databases
pgvector
Pinecone
PostgreSQL
Redis
AI/ML
DeepEval
Langfuse
LangSmith
Anthropic
OpenAI
AI Agents
Frontend
React.js
Web3
TRM Labs
Management
Slack
n8n
Apply
Report

Lodgify

lodgify.com
Lodgify is a comprehensive vacation rental property management software company that helps property owners and managers streamline their operations. It offers features such as a reservation system, unified inbox, guest management, task management, automation, reporting and analytics, and owner statements. Lodgify supports integrations with major booking platforms like Airbnb, Booking.
lodgify.com • Barcelona • Hotels & Resorts • Travel & Tourism • Vacation Rentals
Barcelona • Hotels & Resorts • Travel & Tourism • Vacation Rentals
Open 143 daysVerified live · 10 hours ago 4 months ago

Senior AI Engineer

$51k – $128k per year (Estimated) • Senior • 5+ years expBarcelona • Remote (Spain) • Full-Time • Senior
Python
SQL
AI/ML
LLM
Prompt Engineering
RAG
Fine-tuning
Mobile
Dependency Injection
Apply
Report

Welo Global

weloglobal.com
Welo Global is a provider of multilingual content, data, and AI solutions headquartered in New York, New York, and founded in 1997. The company provides enterprise localization, AI training data, intellectual property translation, and life sciences regulatory content through brands such as Welocalize and Park IP. It operates a global network of over 1,500 employees and 250,000 linguists to support more than 2,000 clients across the technology, legal, and healthcare sectors.
weloglobal.com • HQ: New York, United States • Clinical Research • Health Care • Data Collection • Machine Learning • Professional Services • Data & Analytics • Artificial Intelligence • Translation Services • 1001-5000 employees • Est. 1997
HQ: New York, United States • Clinical Research • Health Care • Data Collection • Machine Learning • Professional Services • Data & Analytics • Artificial Intelligence • Translation Services • 1001-5000 employees • Est. 1997
Open 167 daysVerified live · 4 hours ago 5 months ago

Project Lion - Senior Prompt Engineer - Spain (Remote, Part-Time)

$35k – $88k per year (Estimated) • Senior • 4+ years exp • Remote (Spain) • Bachelor's Degree • Part-Time • Senior • Spanish: C1
SQL
AI/ML
Chain-of-Thought
Few-Shot Learning
LLM
Prompt Engineering
Structured Outputs
Apply
Report

Eclipse

eclipse.ai
Get updates from eclipse.ai. Signup for our mailing list.
Open 296 daysVerified live · 7 hours ago 9 months ago

Data Scientist (AI Data & LLM Specialist)

Remote
Python
AI/ML
AI Agents
Embeddings
Fine-tuning
LLM
NER
NumPy
Pandas
Scikit-learn
spaCy
Tokenization
Hugging Face
Reinforcement Learning
RLHF
Web3
dYdX
Ethereum
Layer 2
Solana
Uniswap
ZkSync Era
Management
Slack
Apply
Report

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 373 daysVerified live · 1 day 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
Apply
Report

Civitta

civitta.com
Konsultavimas, finansavimas,skaitmeniniai sprendimai. Padedame vyriausybėms ir viešojo sektoriaus institucijoms rengti politikos sprendimus, skatinti ekonominį augimą ir įgyvendinti didelės apimties transformacijos programas.
civitta.com • Warsaw • Budapest • Bucharest • Bratislava • Vilnius • Wireless • 501-1000 employees
Warsaw • Budapest • Bucharest • Bratislava • Vilnius • Wireless • 501-1000 employees
Open 472 daysVerified live · 3 hours ago 1 year ago

ML Ops Engineer

$50k – $125k per year (Estimated) • Senior • 6+ years exp • Remote (EU) • Full-Time • Senior
Python
DevOps
AWS
Azure
CI/CD
Apply
Report
Machine Learning Engineer Jobs in Madrid
Frequently asked questions
How many Machine Learning Engineer jobs in Madrid are available on Alion?
There are currently 44 active listings from 26 hiring companies on Alion, refreshed daily.
What salary do Machine Learning Engineer jobs in Madrid pay?
The average salary is around $81,683 per year based on the current listings.
Are remote options available for Machine Learning Engineer jobs in Madrid?
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 Madrid?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.