07 Aug 2026

UKDI relaunches Security Open Call

Do you have an innovation that could help tackle the UK’s security challenges? Submit your idea to the Security Open Call.

  • UK Defence Innovation (UKDI) has relaunched the Security Open Call, which seeks disruptive technologies that can help address some of the UK’s most pressing security challenges.
  • This cycle of the Security Open Call focuses on Home Office and National Protective Security Authority (NPSA) priorities including cyber resilience, border security and protective security technologies.
  • Funded projects are expected to reach Technology Readiness Level 6 or 7 and can secure up to £350,000.
  • The first cycle opens 3 August and closes 27 August 2026, with additional cycles planned throughout 2026 and 2027.

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Raya Tsolova

Senior Programme Manager, techUK

Fred Sugden

Fred Sugden

Associate Director, Defence and National Security, techUK

National Security Programme activities

techUK’s National Security programme leads the debate on emerging technologies which present opportunities to strengthen UK national security. Through a variety of market engagement and policy activities we assess the capability of these technologies against various national security threats. Visit the programme page here

 

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Meet the team 

Raya Tsolova

Senior Programme Manager, techUK

Fred Sugden

Fred Sugden

Associate Director, Defence and National Security, techUK