How many hackathons are there in London in 2026?

There are currently 194 hackathons listed in London in 2026, with 10 upcoming.

What is the total prize pool for hackathons in London in 2026?

Hackathons in London in 2026 offer a combined prize pool of $198K, with an average of $22K per event.

Are there online hackathons in London?

Yes! Of the 194 hackathons in London, 2 are online, 47 are in-person, and 1 are hybrid.

What are AI & machine learning hackathons?

Hackathons focused on artificial intelligence, machine learning, deep learning, NLP, and generative AI.

How do I find the best hackathons to join?

HackathonRadar tracks thousands of hackathons worldwide. You can filter by city, category, date, and prize pool to find events that match your interests and skill level.

🇬🇧AI & Machine Learning Hackathons in London in 2026

Discover 194 AI & machine learning hackathons in London in 2026.

Get notified about London hackathons

We'll email you when new events are announced — free.

Hackathons

Avg Prize

$22K

Organizers

131

Dev Pro plan

40 more upcoming hackathons in this area start more than a week out. The full calendar is on Dev Pro.

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Blockchain & Web3 Hackathons

🇬🇧AI & Machine Learning Hackathons in London in 2026

Sunday, November 15, 2026

Agentware 2026 — Build an Agent You Can Walk Away From

Tuesday, November 17, 2026

The QuantMinds Hackathon: Mitigating Cognitive Biases in AI

GTM Hackathon by Granola x Gemini

Wednesday, November 18, 2026

Jev Mini Hackathon

Mobile App Hackathon Night by Bilt.me

Friday, November 20, 2026

Personal Agent Hackathon: Pippa Labs

Saturday, November 21, 2026

Le Chonk in London - Mistral Vibe Hackathon

Ideation Hackathon

Sunday, November 22, 2026

Open Court Hackathon with Wonder Studios

Everesteer Hackathon: Forecasting Markets with AI - DSS x EFS