London-based early-stage venture fund investing in cybersecurity and developer tools startups with deep technical conviction.

London, United Kingdom · 3+ investments

Seed
Early Stage
Cybersecurity
Developer Tools
SaaS
Headquarters
London, United Kingdom
Website
defiant.vc
AUM
$30.0M
Total Investments
3
Last Investment
May 2026
Geographic Focus
Europe, United Kingdom

Investment Thesis

Backs technical founders building cybersecurity and developer tool companies at seed and Series A stages.

Defiant is a Venture Capital firm based in London, United Kingdom. It has made 3 investments in Cybersecurity and Developer Tools.

Investment History

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