At Sii, we partner with a leading global biotech company driving innovation in life sciences, pharma, and diagnostics. Their technologies help scientists and clinicians around the world extract insights from complex biological data, and now they’re transforming digitally, with Sii as a trusted partner on that journey.

We're looking for a Senior Data Scientist who’s eager to work with modern tech, contribute to real-world impact, and grow in a people-centered organization that values your voice and expertise.

Sounds like a fit? Let’s get in touch – apply now and shape the future with us.

Your tasks

Leading end-to-end data science projects—from problem definition and data exploration to model deployment—within a cross-functional, matrix environment
Designing and implementing advanced statistical models and machine learning algorithms to generate insights from complex biological and operational datasets
Acting as a strategic data partner for business and R&D teams—translating their needs into actionable analytical solutions that support decision-making across the company
Presenting findings in a clear, impactful way to both technical and non-technical stakeholders, ensuring insights are understood and applied
Supporting the development and improvement of the team’s data science infrastructure, including data pipelines, dashboards, and model performance monitoring

Requirements

Minimum 5 years of experience as a Data Scientist, including leading machine learning and advanced analytics projects in a business environment
Proficient in Python and/or R, with practical experience using libraries like scikit-learn, TensorFlow, Keras, PyMC3, XGBoost, or Statsmodels
Strong knowledge of statistics, probability theory, and time-series analysis, including methods such as Bayesian inference, ARIMA, MCMC, and ANOVA
Experienced in modern software development workflows and tools like Git, JIRA, Azure DevOps, and familiar with cloud platforms (preferably Azure), big data technologies such as Spark, and ETL pipelines
Very good command of English (minimum B2), enabling clear communication and collaboration with international teams

Job no. 250711-Z4TTD

Benefits For You

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices