AI and machine learning jobs in Spain: engineering, research and LLM roles

457 open AI and machine learning roles at 197 companies in Spain: AI engineering (226), AI research and safety (32), AI agents (45), AI integration (43), AI product (50). 456 of them are open to candidates of any nationality; the rest ask for citizenship or a government security check. 38 mention relocation support.

Rebuilt 25 Oct 2026
open roles
457
companies
197
open to any nationality
100%
median stated pay
$75k

Companies hiring

CompanyOpen rolesAny nationalityRelocation
Bjak46100%
Allianz13100%1
Celonis11100%5
Kyndryl10100%
Deloitte Spain10100%
Visium9100%
Preply8100%4
Aily Labs6100%
Fever6100%
Indra Group6100%
Accenture6100%
Telefónica6100%
Boston Consulting Group6100%
T-Systems Iberia5100%
Banco Santander5100%

Newest roles

Newry

newry.es
newry.es • Madrid • Digital Goods • Est. 1996 • Hiring 3, 1 new
Madrid • Digital Goods • Est. 1996 • Hiring 3, 1 new
GLOBAL MULTI-CHANNEL DISTRIBUTION AND MONETIZATION OF DIGITAL SERVICES. Become a global digital player producing, aggregating and re-bundling with a global strategy Smart Life DXs, Digital Media & Entertainment.
No named decision-maker yet.
Careers mailbox is known
Verified live · 1 hour ago 2 days ago Hiring now · 86%

AI Operations Specialist

≈ $46k – $112k per year (Estimated) • In office (Madrid, Spain) • Full-Time
OpenAI Codex
ChatGPT
Prompt Engineering
OpenAI
Claude
AI Agents
Management
Zapier
Apply
Verified live · 1 hour ago 28 days ago Fading · 39%

Data Engineer (AI Foundations)

≈ $41k – $85k per year (Estimated) • Middle • 3+ years exp • In office (Madrid, Spain) • Full-Time • Middle
SQL
Python
Databases
Google BigQuery
AI/ML
Machine Learning
DevOps
GCP
Analytics
ETL/ELT
Apply

SIX

six-group.com
six-group.com • HQ: Zurich, Switzerland • Events & Ticketing • Cybersecurity • Data Providers & Datasets • Financial Services • Payment Processing & Gateways • Financial Data & Market Intelligence • Stock Exchanges & Market Infrastructure • 1001-5000 employees • Est. 2008 • Hiring 79, 8 new
HQ: Zurich, Switzerland • Events & Ticketing • Cybersecurity • Data Providers & Datasets • Financial Services • Payment Processing & Gateways • Financial Data & Market Intelligence • Stock Exchanges & Market Infrastructure • 1001-5000 employees • Est. 2008 • Hiring 79, 8 new
SIX is a Swiss financial market infrastructure group headquartered in Zurich that operates stock exchanges, securities settlement and custody, banking and payment services and financial information. Formed in 2008 from the merger of Swiss financial companies and owned by banks, it runs the SIX Swiss Exchange and, since acquiring BME, the Spanish stock exchanges in Madrid, with further offices in London, Warsaw, Frankfurt and Stockholm. It hires Java and full-stack developers, test and platform engineers, product and project managers, business analysts, controllers, internal auditors and interns in Madrid, Zurich and Warsaw.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago 3 days ago Hiring now · 90%

AI Engineer Internship

Intern • In office (Las Rozas de Madrid, Spain) • Bachelor's Degree • Internship • Intern • English: C1
SQL
Python
Databases
Databricks
AI/ML
LangGraph
OCR
GraphRAG
Structured Outputs
LangChain
Model Context Protocol
RAG
LLM
Machine Learning
AI Agents
Spark
DevOps
CI/CD
Git
Azure
+9
Apply
Verified live · 2 hours ago 1 month ago Fading · 41%

AI Engineer - AI SDLC Tooling & Guardrails

≈ $63k – $137k per year (Estimated) • Senior • 6+ years exp • In office (Las Rozas de Madrid, Spain) • Senior
LLM Guardrails
LLM
AI Agents
DevOps
Self-Healing
Platform Engineering
CI/CD
Apply

Kleinanzeigen.com

kleinanzeigen.com
kleinanzeigen.com • HQ: Berlin, Germany • Marketplaces • Internet Services • Online Classifieds • Hiring 20, 8 new
HQ: Berlin, Germany • Marketplaces • Internet Services • Online Classifieds • Hiring 20, 8 new
196.520 Kleinanzeigen gefunden. Kostenlos, schnell und einfach Kleinanzeigen aufgeben sofort online! Jetzt finden oder inserieren auf de.kleinanzeigen.com.
No named decision-maker yet.
Careers mailbox is known
Verified live · 4 hours ago 3 days ago Hiring now · 90%

AI Engineer

≈ $47k – $115k per year (Estimated) • Hybrid (Spain)
Python
SQL
AI/ML
LangGraph
Multi-Agent Systems
Machine Learning
AI Agents
Agentic Workflows
LangChain
DevOps
AWS
Management
Scrum
Agile
+3
Apply

Cuatrecasas

cuatrecasas.com
cuatrecasas.com • Mexico City • Lima • Madrid • Barcelona • Bogotá • Legal Services • 501-1000 employees • Trust B • Hiring 28, 3 new
Mexico City • Lima • Madrid • Barcelona • Bogotá • Legal Services • 501-1000 employees • Trust B • Hiring 28, 3 new
A leading law firm, operating in 11countries and prominently established in Spain, Portugal and LatinAmerica | Cuatrecasas.
No named decision-maker yet.
Careers mailbox is known
Verified live · 2 hours ago 4 days ago Hiring now · 86%

Jefe/a de Proyecto Junior – Inteligencia Artificial (IA)

Junior • In office (Barcelona, Spain) • Junior • Spanish: C1
Copilot
LLM
Apply

The Cigna Group

thecignagroup.com
thecignagroup.com • HQ: Bloomfield, United States • Pharmacies • Health Insurance & Benefits • 5000+ employees • Est. 1982 • NYSE: CI • Trust A • Hiring 350, 49 new
HQ: Bloomfield, United States • Pharmacies • Health Insurance & Benefits • 5000+ employees • Est. 1982 • NYSE: CI • Trust A • Hiring 350, 49 new
The Cigna Group is an American health services company whose insurance roots go back to 1792 and whose modern form dates from the 1982 merger that created Cigna. Its business is now dominated by Evernorth, the health services arm containing the pharmacy benefit manager Express Scripts, specialty pharmacy, care delivery and behavioural health, while Cigna Healthcare sells commercial medical benefits to employers in the United States and internationally. Headquartered in Bloomfield, Connecticut and listed on the New York Stock Exchange, it exited the Medicare Advantage business in 2025 to concentrate on employer benefits and pharmacy services.
Brian Evanko · President and Chief Operating Officer · decision-maker
David Cordani · Chairman and Chief Executive Officer · decision-maker
No careers mailbox known
4 days ago Likely open · 57%

AI Architect - Cigna Healthcare

≈ $76k – $173k per year (Estimated) • Staff+ • 10+ years exp • Hybrid (Madrid, Spain, Glasgow, United Kingdom) • Bachelor's Degree • Full-Time • Architect
LangGraph
Fine-tuning
Embeddings
Multimodal AI
Function Calling
NLP
LLMOps
OCR
Human-in-the-Loop
Semantic Search
LLM Guardrails
Agentic Workflows
LangChain
Prompt Engineering
Model Context Protocol
RAG
LLM
Machine Learning
AI Agents
DevOps
DNS
IAM
GCP
Azure
CI/CD
AWS
+17
Apply
3 months ago Long shot · 9%

Lead AI Architect

≈ $66k – $164k per year (Estimated) • Lead • 10+ years exp • Hybrid (Madrid, Spain, Glasgow, United Kingdom) • Bachelor's Degree • Full-Time • Architect • English: C2
LangGraph
Embeddings
Multimodal AI
Function Calling
NLP
OCR
Semantic Search
LangChain
Prompt Engineering
Model Context Protocol
RAG
LLM
Machine Learning
AI Agents
DevOps
Azure
AWS
+8
Apply

Lexroom

lexroom.ai
lexroom.ai • HQ: Milan, Italy • Legal AI • 51-200 employees • Est. 2023 • Startup • Trust B • Hiring 57, 8 new
HQ: Milan, Italy • Legal AI • 51-200 employees • Est. 2023 • Startup • Trust B • Hiring 57, 8 new
Lexroom is an Italian legal technology company based in Milan that provides a generative AI platform for legal research, document analysis and drafting, built on a proprietary base of verified legal sources for civil-law jurisdictions. Founded in 2023, it reports more than 12,000 law firm and in-house legal customers, has brought the legal portal Brocardi into its group, and raised a 50 million dollar Series B led by Left Lane Capital to expand into Spain, Germany and other European markets. It hires business development representatives, account executives, customer success managers and marketing specialists for its Italian, Spanish, German, French and Bulgarian markets.
No named decision-maker yet.
Careers mailbox is known
Verified live · 3 hours ago 4 days ago Likely open · 63%

Senior AI Engineer

$78k – $112k per year • Equity • Senior • Hybrid (Barcelona, Spain) • Full-Time • Senior • Italian (Optional) • English: C1
Python
AI/ML
Reinforcement Learning
NLP
Pre-training
RAG
LLM
Apply

Skills these roles ask for

Python 235AI Agents 169RAG 139Machine Learning 139LLM 130CI/CD 121AWS 111Azure 105Kubernetes 70SQL 66GCP 63PyTorch 61LangChain 55Docker 54Git 53Prompt Engineering 53

Where the roles are

Madrid 196Barcelona 145Valencia 9Málaga 7Sant Cugat del Vallès 6A Coruña 5Zaragoza 3Pozuelo de Alarcón 3Las Rozas de Madrid 3Bilbao 2

AI roles that fit you

Tell us your specialty once: new AI roles that fit it arrive in your matches every day.

Questions

Can a foreigner apply for these roles?

456 of the 457 roles here state no citizenship or security-check demand. A role that does says so in its advert, and the card marks it.

Which companies hire most AI engineers?

Bjak (46), Allianz (13), Celonis (11), Kyndryl (10), Deloitte Spain (10).

Which roles count as AI jobs?

Every engineering, research, product and infrastructure role whose title and advert make AI its work - machine learning and AI engineers, research scientists, LLM, agent and MLOps engineers, computer vision and speech, AI chips and data centers, embodied AI - at any employer, read by Alion's AI role classifier. Data analysts and data engineers are left out, and so is a role that only mentions AI tools.

How fresh is this?

Every role is re-checked on the employer's own careers board at least every 48 hours, and the page is rebuilt every night.

Source: 457 live postings on employers' careers boardsUpdated 25 Oct 2026MethodologyJSONCC BY-SA 4.0