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Data Scientist

Madrid, Spain (ES01)

Pay
Pay not listed
Work setting
Not stated
Employment
Full-time — employment source
Employment type in the employer’s posting: Full time
From the employer’s posting

Before you apply

Sponsorship
Visa sponsorship not confirmed — sponsorship source
Right to Work, Location & Sponsorship We welcome applications from candidates based anywhere in the world. For roles located in the UK, Belgium, Spain, or Germany, applicants must:
Read the full posting
Apply at Icf International

What you’ll work on

Full posting
  • Define client problems, success measures, data needs and analytical approach with experts

  • Prepare and analyse data, then develop and evaluate models or prototypes

  • Present findings, assumptions and limitations to clients and nontechnical audiences

  • Contribute technical ideas, estimates and evidence to proposals

  • Turn promising prototypes into reliable solutions with reproducible documentation

From the employer’s posting
Speak with subject matter experts and clients to define the problem, success measures, data needs and an appropriate analytical approach.
Prepare and analyse data, develop and evaluate models or prototypes using statistical methods, forecasting, machine learning or language models where suitable.
Present findings, assumptions and limitations to subject matter experts, clients and nontechnical audiences
Contribute technical ideas, estimates and evidence to proposals
develop promising prototypes into reliable solutions

Tools in this posting

  • Python
  • SQL
Source — Tool mentions in context
What you will bring - Hands-on experience in Python for analysis and modelling, including common data and machine learning libraries, ability to use SQL to extract, join and check data. - Sound grounding in statistics and machine learning, including regression or classification, forecasting, validation, baseline comparisons and appropriate performance measures.

Posting record

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Actively hiringFirst seen by us 10 days ago, still listed, and not a repost of an earlier posting.

Status in our records
Live
First seen by us
Oct 19, 2026 · 10 days ago
Recorded sightings
37
Last seen by us
Oct 30, 2026

These dates show when we found the posting. Check the employer’s website to confirm it is still accepting applications.

Your next step

  • Have your resume and examples of relevant work ready.
  • Check the listed location, eligibility and core experience before starting.
  • Ask the employer about the pay range before committing time to the process.

Complete your application on icf.wd5.myworkdayjobs.com. The employer’s form will show what is required.

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Job description

View original posting ↗

ICF supports governments and organisations on challenges in areas such as energy, the environment, aviation, health and public policy. Our data science team works with subject matter experts to turn evidence and data into practical solutions for clients in the UK and EU.

You will help deliver data science and AI solutions across client projects, working with subject matter experts to frame questions, analyse evidence and deliver findings. This is a hands-on technical and consulting role: you will discuss needs with specialists, present approaches and results to varied audiences, and contribute to proposals. You will join an established team and work across technically diverse projects.

 

What you will do

  • Speak with subject matter experts and clients to define the problem, success measures, data needs and an appropriate analytical approach.
  • Prepare and analyse data, develop and evaluate models or prototypes using statistical methods, forecasting, machine learning or language models where suitable.
  • Present findings, assumptions and limitations to subject matter experts, clients and nontechnical audiences, invite challenge and adapt the work to their feedback.
  • Collaborate with colleagues across different technical disciplines to document work, make results reproducible and develop promising prototypes into reliable solutions.
  • Contribute technical ideas, estimates and evidence to proposals, and manage your work across several concurrent projects.
  • Share methods and reusable approaches with colleagues across the data science team.

 

What you will bring

  • Hands-on experience in Python for analysis and modelling, including common data and machine learning libraries, ability to use SQL to extract, join and check data.
  • Sound grounding in statistics and machine learning, including regression or classification, forecasting, validation, baseline comparisons and appropriate performance measures.
  • Practical familiarity with using large language models in analysis or prototyping, including prompting, checking outputs against evidence and recognising privacy, accuracy and reliability risks.
  • Experience preparing imperfect data, building reproducible analyses and writing maintainable code with version control and testing.
  • Ability to take an ambiguous question from discovery to a working demonstration, explain assumptions and uncertainty, and judge whether a solution is worth developing for operational use.
  • Confidence working independently and engaging stakeholders across teams, clear written and spoken English for technical and nontechnical audiences.
  • A relevant degree or equivalent practical experience in a quantitative field.

 

Useful additional experience

  • Experience working in public policy, government, research or evaluation
  • Experience in consulting, public policy research or client-facing delivery, familiarity with cloud platforms, APIs, data pipelines or deployment.
  • Experience building AI agents or applications that connect language models to data and tools, such as retrieval-based systems. We can train someone with strong core skills.

 

What you can expect

You will work alongside colleagues with a wide range of technical and subject expertise, tackle varied client challenges from discovery to delivery. We will support your career development with ongoing training and opportunities to deepen both your technical and consulting skills.

 

Right to Work, Location & Sponsorship 
We welcome applications from candidates based anywhere in the world. For roles located in the UK, Belgium, Spain, or Germany, applicants must: 

  • Hold the right to work in the country where the role is based, or be eligible for visa sponsorship, which we may consider on a case-by-case basis, and 
  • Be physically present in that country by their first day of employment (or able to relocate beforehand). 

Unless stated otherwise, relocation support is not automatically provided.


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Bot and Third-Party Applications

Please note that this application must be submitted directly by the applicant for consideration. Failure to do so may result in the application being excluded for consideration.  Applicants needing an accommodation for disability or religious purposes in connection with the application process should contact Candidateaccommodation@icf.com for assistance.

Working at ICF

ICF is a global advisory and technology services provider, but we’re not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.

Candidate AI Usage Policy

At ICF, we are committed to ensuring a fair and equitable interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate or assist with responses during interviews (whether in-person or virtual) is not permitted. This policy is in place to maintain the integrity and authenticity of the interview process. 

However, we understand that some candidates may require accommodations that involve the use of AI. If such an accommodation is needed, candidates are instructed to contact us in advance at candidateaccommodation@icf.com. We are dedicated to providing the necessary support to ensure that all candidates have an equal opportunity to succeed. 


 

Madrid, Spain (ES01)
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Pay

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Location & working pattern

Madrid, Spain (ES01)

Working pattern and location restrictions need checking in the full posting.

Work authorization
You will work alongside colleagues with a wide range of technical and subject expertise, tackle varied client challenges from discovery to delivery. We will support your career development with ongoing training and opportunities to deepen both your technical and consulting skills. Right to Work, Location & Sponsorship We welcome applications from candidates based anywhere in the world. For roles located in the UK, Belgium, Spain, or Germany, applicants must: - Hold the right to work in the country where the role is based, or be eligible for visa sponsorship, which we may consider on a case-by-case basis, and - Be physically present in that country by their first day of employment (or able to relocate beforehand).

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