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Hackathons in London

🇬🇧Hackathons in London

London is hosting 50 hackathons, with a combined prize pool of $11K across Artificial Intelligence, Social Impact, Health.

Get notified about London hackathons

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

Hackathons

34

Avg Prize

$4K

Organizers

80

Saturday, November 21, 2026

Upcoming

HACKCEPTION: A Hack Within a Hack 🌀

In Person
Nov 21, 2026Lovable LondonLondon, United Kingdom
Hackathon
Upcoming

Hack Western 13

In Person
Nov 21 – Nov 22, 2026Hack WesternLondon, Canada
Beginner Friendly
Open Ended
Major League HackerCanada LifePCBWayShopifyManulifeCommure
Upcoming

Le Chonk in London - Mistral Vibe Hackathon

In Person
Nov 21, 2026MistralLondon, United Kingdom
Artificial Intelligence
Upcoming

Ideation Hackathon

In Person
Nov 21 – Nov 22, 2026CityVenturesLondon, United Kingdom
Artificial Intelligence
Entrepreneurship
Upcoming

FirstYearHack 2026

In Person
Nov 21, 2026KCL TechLondon, United Kingdom
Hackathon
Upcoming

Hack for Impact

In Person
Nov 21, 2026Sustainable Innovation Society (SIS)London, United Kingdom
Climate Tech
Upcoming

SoTA Scientific Parallelism Hackathon | With Callosum, Inherent, ARIA + Fractile

In Person
Nov 21 – Nov 22, 2026Society for Technological AdvancementLondon, United Kingdom$6K
Tech
Upcoming

5-Hour Vibecoding Game Jam #2

In Person
Nov 21, 2026BioCraftEdLondon, United Kingdom
Game Development
Web Development
Dev Pro plan

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

Free: get an email when new London hackathons are announced.

Past hackathons in London

Recently ended — many run again. Watch London to hear when they return.

Frequently Asked Questions