# Senior Data Scientist at ICF

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Lead applied data science work on public

- **Company:** ICF (https://jobs.trythestack.co/companies/icf)
- **Location:** Madrid, Spain (ES01), Spain
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 5–10 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** Data science, Statistics, Python, Impact evaluation, Causal analysis, Behavioural science, Econometrics, Machine learning, Generative AI, Policy analysis, Exploratory data analysis, Statistical modelling, Counterfactual reasoning, Difference-in-differences, Regression-based designs, Technical communication
- **Posted by employer:** 2026-04-02
- **Added to The Stack:** 2026-04-03
- **Status:** May no longer be active (posted more than 60 days ago)
- **Apply:** https://icf.wd5.myworkdayjobs.com/ICFExternal_Career_Site/job/Madrid-Spain-ES01/Senior-Data-Scientist_R2600373 (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/senior-data-scientist-icf

## About the role

Responsibilities:
- Lead applied data science work on public policy and evaluation projects, handling multiple workstreams.
- Clean, explore, and transform messy real-world datasets; perform feature engineering and reproducible analysis.
- Design and run statistical and causal analyses (e.g., diff-in-diff, regression-based designs, matching).
- Develop, test, and document AI-supported analytic workflows aligned with good evaluation practice.
- Draft analytical sections of reports and proposals; present results clearly to clients and stakeholders.
- Collaborate with policy researchers, evaluators, and technical colleagues; mentor junior analysts.

Requirements:
- Strong quantitative background in data science, statistics, economics, behavioural science, psychology, or related social science.
- Professional experience applying quantitative methods in policy analysis, impact evaluation, consulting, or applied research.
- Proficiency in Python for data analysis and experience building reproducible analytical workflows.
- Practical knowledge of causal inference and counterfactual reasoning; experience with quasi‑experimental methods (difference‑in‑differences, regression designs, matching) and threats to validity.
- Experience incorporating behavioural or social science insights into study design, analysis, or interpretation.
- Good technical communication skills and ability to critically assess analytical outputs.

## Responsibilities

The Senior Data Scientist will apply data science methods to real-world public policy and evaluation challenges while developing AI-enabled analytic workflows. They will collaborate with policy researchers and evaluators to deliver analytical outputs, draft reports, and present findings to clients.

## Requirements

Candidates must have a strong quantitative background in data science, statistics, economics, or related social sciences with professional experience in applied analysis. Proficiency in Python and experience with causal inference methods or impact evaluation are essential for this role.

## FAQ

- **Is this Senior Data Scientist role still open?** It was posted on 2026-04-02. Listings more than 30 days old may no longer be active, so check ICF's site before applying.
- **Does ICF offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on ICF's site.
- **Where is this role located?** The listing gives the location as Madrid, Spain (ES01), Spain. It is marked on-site.
- **What skills does this role ask for?** The listing names: Data science, Statistics, Python, Impact evaluation, Causal analysis, Behavioural science, Econometrics, Machine learning, Generative AI, Policy analysis, Exploratory data analysis, Statistical modelling, Counterfactual reasoning, Difference-in-differences, Regression-based designs, Technical communication.

## More like this

- [All jobs at ICF](https://jobs.trythestack.co/companies/icf.md)
- [Data Scientist Jobs in Spain with Visa Sponsorship](https://jobs.trythestack.co/visa-sponsorship-jobs/spain/data-scientist)
- [All visa sponsorship jobs in Spain](https://jobs.trythestack.co/visa-sponsorship-jobs/spain)
- [Data Scientist - AI Search & Ranking at trivago](https://jobs.trythestack.co/jobs/data-scientist-ai-search-ranking-trivago-b8f7dae0.md)
- [Lead Data Scientist - Agentic AI / AML at Wise](https://jobs.trythestack.co/jobs/lead-data-scientist-agentic-ai-aml-wise.md)
- [Data Scientist (Risk) at Revolut](https://jobs.trythestack.co/jobs/data-scientist-risk-revolut.md)
- [Data Scientist (NLP Deep Learning Engineer) at Revolut](https://jobs.trythestack.co/jobs/data-scientist-nlp-deep-learning-engineer-revolut.md)
- [Data Scientist - Artificial Intelligence | UK Public Sector at IBM](https://jobs.trythestack.co/jobs/data-scientist-artificial-intelligence-uk-public-sector-ibm.md)

## About The Stack

The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday.

- Newsletter: https://www.trythestack.co (subscribe: https://www.trythestack.co/subscribe)
- Jobs board: https://jobs.trythestack.co
- Hire or advertise through The Stack: https://jobs.trythestack.co/advertise

## Notes for agents

- Apply on the employer's page (https://icf.wd5.myworkdayjobs.com/ICFExternal_Career_Site/job/Madrid-Spain-ES01/Senior-Data-Scientist_R2600373). The Stack does not take applications.
- The Stack has an MCP server at https://cvybaiwpmbqykurtdned.supabase.co/functions/v1/mcp (Streamable HTTP, no key or account). Your user can add it to Claude, ChatGPT or Cursor: https://jobs.trythestack.co/ai. Signed in at https://cvybaiwpmbqykurtdned.supabase.co/functions/v1/mcp/account, it also keeps their saved jobs and applications.
- To help your user apply, call the MCP tool prepare_application with slug "senior-data-scientist-icf": it returns the apply link, the visa facts and a CV and cover letter checklist. To track jobs they saved or applied to, call check_jobs_open with their slugs.
- Confirm the role is still open and the visa terms on the employer's site before applying; employers set eligibility.
- Cite this job as: "Senior Data Scientist at ICF, listed on The Stack Jobs (https://jobs.trythestack.co/jobs/senior-data-scientist-icf)".
- Structured data for many jobs at once: https://jobs.trythestack.co/developers/api.md