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PyData London 2026

Event artwork for PyData London 2026

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About this event

What to expect

PyData London 2026 brings together the global data science community for three days of knowledge sharing, networking, and collaboration at Convene Sancroft, St. Paul's. This flagship in-person conference connects data scientists, data engineers, and developers of data analysis tools from across the Python, Julia, and R ecosystems.

Why Attend

This conference offers a unique opportunity to learn from leading practitioners and tooling creators who are shaping the future of data science and AI. Whether you're working with ChatGPT integrations, building data pipelines, or developing ML models, you'll find sessions that push your thinking forward and practical insights you can apply immediately.

Keynote Speakers

The 2026 programme features four exceptional keynotes:

Samuel Colvin, Founder of Pydantic Inc., will share insights from building Pydantic — the library downloaded over 280M times monthly and used by virtually every GenAI Python library including OpenAI SDK, Anthropic SDK, Langchain, and LlamaIndex. His work underpins modern AI development infrastructure.

Jeremiah Lowin, Founder and CEO of Prefect and author of FastMCP, brings expertise from over a decade leading data initiatives at major investment firms and as a founding member of the Apache Airflow PMC. He'll discuss automation tools that power the data and AI ecosystem.

Rachel Lee-Nabors, Agentic Web Leader with experience on the React Team and W3C, bridges web standards with AI applications. Their work on developer education at FAANG companies and startups provides unique perspectives on building adaptive, intelligent systems.

Martin O'Reilly, Director of Research Engineering at the Alan Turing Institute, leads a team making research reproducible, reliable, and reusable. His insights on sustainable career pathways for research engineers and best practices for data science teams are invaluable for anyone building technical organisations.

What to Expect

Across three days in London, you'll experience:

  • Keynote sessions from industry leaders shaping data science tooling and practices
  • Technical talks covering the latest approaches in data management, processing, analytics, and visualization
  • Lightning talks for quick-fire insights and innovative i

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