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Data Science Jobs in Portugal

There are 92 open Data Science jobs in Portugal on freehire right now. 20 of them were posted recently. The skills employers ask for most often are python, machine-learning and data-science.

Most requested skills

python 79%
machine-learning 77%
data-science 72%
ai 60%
sql 57%
cloud 43%
analytics 39%
statistics 36%

How the work is done

Hybrid 33 · 36%
Remote 12 · 13%

Visa sponsorship offered in 100% of the 3 postings that state a position on it.

Seniority

Senior 36
Junior 2
Intern 1
Lead 1
Middle 1
Principal 1

Who is hiring

1000+ employees 19
501-1000 employees 4

English level

C1 91%
B2 9%

Share of the postings that state a required level (at least 20% of this market do).

92 jobs

Posted Sort

92 jobs Posted Sort

Data Science Manager

Open 116d Europe, UK Licensed UK sponsor

Lead a team of Data Scientists to build and deploy ML models on GCP/Vertex AI that optimize payment success and fraud prevention for a global fintech.

AI BigQuery Cloud Data Science Deep Learning +6 skills

55K – 83K €

Junior Data Scientist

New HybridEuropeFull-timeJunior

Junior Data Scientist joining Continental Tires' global Data Science team on a temporary replacement, contributing to analytics projects under mentorship: cleaning and preparing data, building and evaluating statistical/ML models in Python, and communicating results to stakeholders. Stack includes Python, pandas, NumPy, scikit-learn and Git.

AI Analytics Data Science Git Machine Learning +6 skills

Data Scientist | LLM Engineer

Develops, trains and fine-tunes large language models for decision support, mission planning and workflow automation, building RAG and agentic systems and deploying them to production. Core stack: Python, PyTorch, Hugging Face, LangChain/LlamaIndex, vector databases and Google Cloud (Vertex AI).

Agentic AI AI API Automation AWS +43 skills

Axians Portugal

Data Scientist / Machine Learning Engineer

EuropeFull-time

Data Scientist / Machine Learning Engineer Data Scientist / Machine Learning Engineer The world is more connected than ever, and the pace of change is bewildering. We deliver the best combination of technology and…

AI Automation Azure Cloud GCP +8 skills

Capgemini Engineering

Data Scientist: AI/ML, LLMs & MLOps Engineer

Capgemini Engineering is seeking a skilled AI/ML engineer to develop, deploy and optimize Data Science and Generative AI solutions. You will design, build and maintain AI/ML models, data pipelines and MLOps practices…

AI Cloud Data Pipelines Data Science Generative AI +2 skills

Emerging Travel Group (Italy)

Data Scientist (Pricing) Engineering Portugal ETG

Data Scientist on the Pricing team at Emerging Travel Group, a travel-tech company running online hotel booking platforms. You'll drive ML projects end-to-end — B2B/B2C pricing, forecasting, uplift and time series modeling — using Python and SQL, and collaborate with analysts on A/B test design.

A/B Testing Airflow Anomaly Detection Deep Learning Feature Engineering +7 skills

Data Scientist (NLP Deep Learning Engineer)

Builds GenAI and LLM-driven products at Revolut — user-facing assistants, chatbots, copilots, and backend features — as a deep learning engineer on the Data Science team, using Python, SQL, and modern NLP/LLM techniques to deliver scalable AI solutions for millions of customers.

AI C++ Data Science Deep Learning Generative AI +7 skills

Queen Square Recruitment

Data Scientist/ML Engineer

We’re looking for a hands‑on Freelance data professional to help bring GenAI and advanced analytics models into production. You’ll work closely with data science teams, deploy solutions in a Databricks environment,…

Agile Airflow Analytics Azure Azure DevOps +15 skills

IT International Mobility

Data Scientist / ML Engineer

Founded in 2005 in Lisbon by three visionary entrepreneurs, MoOngy quickly became a leading group in Engineering and Information Technology (IT) across Europe and North Africa. Today, with a presence in 14 countries…

AI Automation Data Science Feature Engineering Generative AI +3 skills

Data Scientist / ML Engineer

Open 4d EuropeFull-time

Oraion is your single source of truth for enterprise data. Oraion uses agentic AI to turn structured and unstructured enterprise data into non-obvious insights, instantly. Oraion helps you make faster, more informed…

A/B Testing Agentic AI AI Analytics Anomaly Detection +21 skills

Data Scientist – ML Engineer

HybridEuropeContractMiddle

Data Scientist / ML Engineer at emagine building AI/ML solutions for a big European financial group: designing and deploying ML models, fine-tuning open-source and commercial LLMs, implementing RAG and generative AI, plus traditional ML (decision trees, SVMs, neural networks) on cloud platforms. Hybrid role, 2 days per week onsite in Parque das Nações, Lisbon.

AI Automation AWS Azure Cloud +19 skills

Senior Data Scientist, Payment Intelligence

Open 116d Europe, UKSenior Licensed UK sponsor

Senior Data Scientist builds AI-powered fraud prevention and payment success models on GCP/Vertex AI using Python, SQL, and BigQuery to enhance GoCardless’s global direct debit and open-banking network.

A/B Testing AI BigQuery Cloud Deep Learning +8 skills

64K – 96K €

Data Scientist

EuropeFull-time

Job purpose* The Data Scientist will strengthen Portugal's internal capability in data, advanced analytics and artificial intelligence, translating complex information into actionable insights and scalable…

AI Analytics Automation Cloud Data Quality +6 skills

IT People Innovation

Data Scientist

Hybrid Lisbon data scientist building predictive price/demand forecasting and market-signal models for a major utilities client, working with large time-series datasets and using generative AI tools (LLMs, RAG, agentic workflows) alongside the Python ML stack (pandas, scikit-learn, XGBoost/LightGBM, PyTorch/TensorFlow).

Agentic AI AI Data Science Feature Engineering Generative AI +14 skills

Data Scientist

Freelance Data Scientist building machine learning models and MLOps pipelines from scratch in a newly created data unit of a large European group (retail, financial services, telecom) based in Porto. Core stack: Python, SQL, and cloud platforms (AWS/Azure/GCP).

AWS Azure Backbone.js Cloud Data Visualization +12 skills

Hexa Consulting

Data Scientist

Hexa Consulting is hiring a Middle Data Scientist in Portugal to join a client-facing team building financial risk prevention solutions. Day to day the person analyzes and prepares client data, builds and tunes machine learning models using Python, Java/Scala and Spark/Hadoop, and supports client training and enablement.

AI Bash Cybersecurity Data Science Data Visualization +11 skills

Senior Data Scientist - AI & LLMs

Open 15d EuropeContractSenior

Senior Data Scientist at Aubay Portugal designing and deploying ML models, fine-tuning LLMs, and building RAG pipelines and autonomous/multi-agent AI systems for large clients in banking, insurance, telecom, and energy. Core stack: Python, TensorFlow/PyTorch, Hugging Face, LangChain/LangGraph.

AI AutoGen CrewAI Data Science Feature Engineering +13 skills

Adentis Portugal

Data Scientist (GenAI)

Open 15d Europe

With just over 9 years of experience in the Portuguese market, we share our DNA with more than 200 workers and position our offer according to 3 lines of service: Strategy (Outsourcing, NeXel, Team as a Service, Tech…

Agile AI Data Science Generative AI JSON +14 skills

Senior Data Scientist – Lisboa

Open 15d EuropeContractSenior

Senior Data Scientist – Fleet Steering Optimization (Freelance, Lisboa – 1 día/semana on-site) We're looking for a Senior Data Scientist to join a freelance project via Shakers, working with a large international…

Agentic AI AI AWS Cloud Data Science +4 skills

Data Scientist

Open 16d Europe

Requisitos Licenciatura, Mestrado ou Doutoramento em área quantitativa (Engenharia, Matemática, Estatística, Informática ou equivalente); Experiência relevante (3+ anos) no desenvolvimento de sistemas de machine…

Amplitude Machine Learning