🧠 Build Models That Actually Make an Impact
We’re growing our Data Science team in Lisbon and looking for a Data Scientist who can go beyond experimentation — someone who can own problems end-to-end and deliver real business impact through machine learning.
You’ll work in a collaborative, international team (UK + Lisbon), partnering closely with business stakeholders to build models that directly influence decision-making.
🔍 What You’ll Be Doing
- Translate business problems into machine learning solutions
- Build, test, and optimise models (e.g. XGBoost, Random Forest, Neural Networks)
- Own the end-to-end ML lifecycle: data → modelling → deployment → monitoring
- Work with engineers to deploy models into production
- Perform feature engineering, experimentation, and model evaluation
- Communicate insights clearly to both technical and non-technical stakeholders
- Drive data-driven decisions across the business
👉 This is not a research-only role — your models will be used in production and drive real outcomes
🧰 What We’re Looking For
✅ Must-have:
- Strong Python (NumPy, Pandas, Scikit-learn)
- Experience building machine learning models for real-world problems
- Solid understanding of:
- Model evaluation (F1, AUC, etc.)
- Overfitting / validation techniques
- Feature engineering
- Experience working across the full ML lifecycle
- Ability to explain complex work to non-technical stakeholders
👍 Nice to have:
- Experience with GCP / AWS / Azure
- Exposure to MLOps / production deployment
- Experience in regulated industries (insurance, finance, etc.)
- Exposure to LLMs / NLP / deep learning
🌍 Why Join Us?
- Work on real business problems, not just dashboards
- Be part of a growing Data Science team in Lisbon
- Collaborate with international teams (UK + Europe)
- Competitive salary + 10% bonus + strong benefits
- 35-hour work week + flexible hybrid setup
- Career growth in a company investing heavily in data & AI
✈️ Additional Info
- Occasional travel to the UK (typically once per year)
- Must have right to work in Portugal
📩 Interested?
Apply directly or message me for a confidential chat.
Key Skills
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- Posted
- Apr 22, 2026
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Lisbon Metropolitan Area
- Company
- Hiscox
Industries
Categories
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