flatironhealth

Senior Data Scientist

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At a Glance

Location
London office
Experience
5+ years
Posted
2026-06-24T11:54:47-04:00

Key Requirements

Required Skills

Data ScienceMachine LearningPythonSQL

Domain Knowledge

  • Engineering

Requirements

data science, engineering, computer science, mathematics, applied statistics, health economics, etc.) with 5+ years of relevant experience.

You have strong data empathy and enjoy the process of exploring and developing a deep understanding of new data sources.

You’re impact-oriented, and care deeply about creating real change for customers, users, and ultimately patients.

You have some experience working with ML and LLMs.

You understand how machine learning and AI systems are measured and can analyze an existing system to understand the quality of its output, assess where improvements are needed, and communicate the impact of those improvements to stakeholders.

You have collaborated with other technical team members in a production development environment using formal version control, Python (including data manipulation in pandas, polars or a similar framework), and SQL.

Responsibilities

This role is part of our International Data Science team.

The Data Science Team is a diverse and talented group of individuals with strong data expertise and understanding of our customers’ needs.

Streamlined teams in each market are establishing partnerships with local cancer care providers and developing high-quality real-world data for researchers around the world.

Data Scientists are embedded in those teams and play a key role in understanding our data partners’ source data and conducting exploratory data analyses to support data-driven decision-making.

They build research-grade data sets and leverage a breadth of tools, including AI, to develop approaches to enrich our data models, maximise data quality and increase efficiency and robustness of our pipelines.

Work closely with a cross-functional team (e.g., product managers, software engineers, oncologists, clinical data specialists) to develop new real-world data products.

About the Company

Our people are at the center of everything we do. We strive to foster a culture where our teammates feel equipped and empowered to make meaningful contributions with confidence, compassion, and clarity.