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Senior Data Scientist – medical project

Sii Sp. z o.o.Bydgoszcz, Kuyavia-Pomerania, Poland

25 days ago

Job description

technologies-expected :

Jira
Microsoft Azure
Spark

about-project :

Are you ready to take on meaningful data challenges while working in a supportive, collaborative environment? 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.

responsibilities :

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-expected :

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

offered :

Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas

Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market

We share the profit with Workers - over PLN 60M has already been allocated for this aim since 2022

Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more

Comfortable workplace – class A offices or remote work

Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application

PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers

Investment in your growth – meetups, webinars, training platform and technology blog – you choose

Fantastic atmosphere created by all Sii Power People

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Senior Data Scientist • Bydgoszcz, Kuyavia-Pomerania, Poland

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