Lead Data Scientist role (for Portugal)

Descrição do trabalho

About the client

  • Our client is a forward-thinking global tech company with multidisciplinary teams spread across Europe and beyond. Renowned for its strong data culture and modern engineering practices, the organization promotes continuous innovation, technical leadership, and collaboration. Their diverse and dynamic environment is ideal for professionals who want to shape the future of AI solutions at scale.
  • Role Highlights:
  • Position:Lead Data Scientist
  • Type of work:On-site from Lisbon.
  • Work from office requirements:2 day per week from the office, 3 days per week from the office. 100% remote option is NOT possible.
  • Type of contract:Full-time employment contract.
  • Contract location:Portugal
  • Type of company:International growing tech company with operations in 15+ markets with around 2500 employees across several continents.
  • Years of experience required:7+ years of experience.
  • Must-have tech skills:Python for ML, MLOps, experience in GenAI application development (nice to have: distributed data tools and cloud technologies).
  • Industry:Information technology, entertainment
  • Relocation support:No relocation support
  • Bonuses, perks, benefits:Daily lunch allowance (9€ per day paid in a meal card)+ work from home allowance (40€ net/monthly)+ Health insurance+ annual performance bonus up to 22%.
  • Reasons why it is a great place to work?International company, growing team, exciting project, the company is among the Best Workplaces in Europe and certified Great Place to Work across their offices.
  • Work permit requirements:Only candidates with valid work permit for European Union (EU) will be evaluated for this role.
  • About the role

As a Senior Data Scientist in a team lead capacity, you will be responsible for leading a team of data scientists and ML engineers in the design and delivery of high-impact AI-driven products. Your mission will include translating business needs into machine learning solutions, guiding the team technically, and ensuring models are built, deployed, and optimized effectively in a production setting. This role combines hands-on development with people management, strategy, and cross-functional collaboration.
Tech stack

  • You’ll be working within the Python machine learning ecosystem and applying MLOps principles for scalable deployment. Projects may also leverage deep learning frameworks, cloud infrastructure (e.g., Azure, Databricks), and Big Data processing tools such as Spark or PySpark.
  • What will you do
  • Lead a team of 5–7 data scientists and ML engineers, providing both technical and strategic guidance.
  • Translate product requirements into machine learning initiatives that maximize business value.
  • Perform exploratory data analysis and advanced feature engineering.
  • Oversee model selection, tuning, experimentation, and evaluation.
  • Manage the full development lifecycle of AI features, from prototyping to deployment and performance monitoring.
  • Promote knowledge sharing, mentorship, and best practices within the team.
  • Ensure high-quality deliverables while driving innovation and maintaining focus on real-world impact.
  • Ideally you bring
  • Proven experience managing or leading a team in a data science or ML environment.
  • Deep understanding of machine learning theory and hands-on experience deploying models to production.
  • Experience with MLOps frameworks and workflows.
  • Strong coding background in Python and solid understanding of object-oriented programming.
  • Familiarity with deep learning architectures and frameworks.
  • Strong communication and collaboration skills, with the ability to guide both technical and non-technical stakeholders.
  • Full fluency in English, written and spoken.
  • (Nice to have) Experience working with Big Data tools such as Spark or PySpark in cloud environments like Azure or Databricks.
  • (Nice to have) Background in pricing optimization or time-series forecasting.
  • (Nice to have) Familiarity with data science applications in high-volume transactional environments.

Compensation & Benefits

Attractive salary plus performance-based incentives, opportunities for professional growth, monthly meal package, private health coverage, and continuous education and skill-building resources.

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