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Data Scientist / AI Engineer in Madrid

Hybrid in Madrid·Added 4 days ago (last checked 31 Oct)

Fujitsu

46 open roles

Our summary

Work mode
Hybrid, Madrid
Spanish
Fluent
English
Required
Experience
4+ years
Education
University degree

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Skills

Nice to have

Fujitsu is hiring for this role in several places. This vacancy is in Madrid.

This job advert was originally written in Spanish.

Requirements

What we're looking for

  • University degree in Computer Engineering, Telecommunications, Mathematics, or other related STEM degrees.
  • More than 4 years of experience in developing AI solutions in production.
  • High level of programming in Python and experience in distributed systems and APIs.
  • Experience designing bots, copilots, or AI-based automation systems.
  • Knowledge of process orchestration, AI agents, and the ReAct paradigm.
  • Experience with agent frameworks such as LangChain, LangGraph, or Semantic Kernel. Experience with AWS (especially Bedrock, Lambda, and API Gateway; Step Functions is a plus).
  • Experience deploying scalable AI solutions in production environments. Knowledge of RAG, LLM observability, and AI best practices (is a plus).
  • Knowledge of AI security and governance.
  • Ability to work autonomously in changing environments and international collaboration.

Languages

  • Fluent in Spanish and English.

The role

What you'll do

  • Design, build, and scale AI systems based on bots and autonomous agents.
  • Translate business processes into automated, traceable, and scalable flows. Develop and integrate AI bots and agents with APIs, internal systems, and tools such as Microsoft Teams or Genesys.
  • Implement agent architectures (ReAct, tool calling, multi-step reasoning, and memory management).
  • Work with agent frameworks such as LangChain, LangGraph, or Semantic Kernel. Define boundaries for autonomy, security, and governance in AI systems.
  • Design automation and AI solutions on cloud architectures (AWS).
  • Guarantee observability, traceability, and control of non-deterministic systems. Optimize performance, costs, and reliability of AI solutions in production.
  • Collaborate with architecture and AI teams in local and international environments.

How you'll work

  • Hybrid work model in Madrid.

REQUIREMENTS

At Fujitsu, we are committed to an inclusive selection process that values the diversity of origins and experiences of all candidates. We believe that hiring people from very diverse backgrounds makes us stronger, not because it is the right thing to do, but because it allows us to leverage a wider range of perspectives and life experiences.

At Fujitsu, our purpose is to make the world more sustainable by generating trust in society through innovation. Founded in Japan in 1935, Fujitsu has been a pioneer in technology and innovation for decades. Today, as a leading global partner in digital transformation, we are committed to the transformation of business and society in the digital era.

With approximately 130,000 employees in more than 50 countries, Fujitsu offers a wide range of products, services and solutions. We collaborate with our customers to jointly create solutions that drive digitalization across the enterprise, while actively working to address social issues and contribute to the United Nations Sustainable Development Goals (SDGs).

About Fujitsu

Fujitsu is an IT services company. Its global careers site (jobs.global.fujitsu.com) lists career opportunities across multiple countries and is available in many languages, including Español (España) and Português (Portugal).

In Spain, Fujitsu currently advertises a wide range of openings, including multilingual IT support and service desk roles that combine English with Spanish, French, German, Italian, Dutch or Portuguese, as well as positions in cybersecurity (e.g. Técnico Soporte de Ciberseguridad, Auditor Pentesting), SAP consulting, data and AI (e.g. Data Scientist / IA Engineer), middleware, systems administration and project delivery. Several service desk openings are structured as talent pools, and some roles — such as a Software Engineering Curricular Internship — are posted in Spanish, indicating an active local hiring presence relevant to international professionals with language skills.

Industry
IT Services

Good to know if you are moving

  • Fujitsu's global careers site is offered in multiple languages, including Español (España) and Português (Portugal).
  • Current openings in Spain include multilingual IT support and service desk roles requiring English combined with Spanish, French, German, Italian, Dutch or Portuguese.
  • Several Spain-based service desk openings are published as talent pools (e.g. 'English/PT - Service Desk Agent (Talent Pool)'), allowing candidates to register for future matching.
  • Spain roles span cybersecurity (e.g. 'Técnico Soporte de Ciberseguridad', 'Auditor Pentesting'), SAP consulting, data/AI ('Data Scientist / IA Engineer'), middleware and systems administration.
  • Local-language postings such as 'Software Engineering Curricular Internship' and 'Analista de Sistemas' indicate active hiring in Spain, including internship-level entry points.
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