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Defence tech startups in the United Kingdom
26 defence tech startups in the United Kingdom have raised money in rounds we track. These are the 26 that have raised the most, $3.3B between them, with London the most common home.
- 1
UFORCEUFORCE is a Ukrainian defense technology company focused on developing and manufacturing advanced military technologies, particularly unmanned platforms for airUFORCE is a Ukrainian defense technology company focused on developing and manufacturing advanced military technologies, particularly unmanned platforms for air
Founded -London, United Kingdom$1.4Blast round Nov 2026 - 2TEKEVERFounded 2013United Kingdom$654Mlast round Sept 2026
- 3
Cambridge AerospaceCambridge Aerospace is a UK-based defense technology startup founded in September 2024.Cambridge Aerospace is a UK-based defense technology startup founded in September 2024.
Founded 2024Cambridge, United Kingdom$400Mlast round Aug 2026 - 4
SHIELD SPACESHIELD SPACE is a UK defence technology company located in Lincoln, England.SHIELD SPACE is a UK defence technology company located in Lincoln, England.
Founded 2025Lincoln, United Kingdom$191Mlast round Jan 2026 - 5Kraken TechnologyFounded -United Kingdom$178Mlast round Aug 2026
- 6
ALL.SPACEALL.SPACE has developed the 5th generation smart terminal, capable of linking with all satellites, all networks, in all orbits, all at once.ALL.SPACE has developed the 5th generation smart terminal, capable of linking with all satellites, all networks, in all orbits, all at once.
Founded 2013Reading, United Kingdom$102Mlast round Oct 2024 - 7
Space ForgeSpace Forge make super materials in space that cannot be made on earth.Space Forge make super materials in space that cannot be made on earth.
Founded 2018Cardiff, United Kingdom$74Mlast round Jun 2026 - 8
Living OpticsLiving Optics is a private deep-tech company founded in 2020, specializing in the development and manufacturing of affordable, portable hyperspectral imaging (HLiving Optics is a private deep-tech company founded in 2020, specializing in the development and manufacturing of affordable, portable hyperspectral imaging (H
Founded 2020Milton, United Kingdom$61Mlast round Oct 2026 - 9
IsembardIsembard is a British software-first manufacturing company founded in 2024.Isembard is a British software-first manufacturing company founded in 2024.
Founded 2024London, United Kingdom$59Mlast round Mar 2026 - 10
ValarianValarian is a UK-based sovereign infrastructure company headquartered in London.Valarian is a UK-based sovereign infrastructure company headquartered in London.
Founded 2020London, United Kingdom$50Mlast round Jul 2026 - 11
Silicon MicroGravitySilicon MicroGravity is a company developing novel sensor technology.Silicon MicroGravity is a company developing novel sensor technology.
Founded 2014Cambridge, United Kingdom$21Mlast round Nov 2026 - 12
Archangel LightworksArchangel Lightworks is a private aerospace and communications company based in Oxford, UK, founded in 2017.Archangel Lightworks is a private aerospace and communications company based in Oxford, UK, founded in 2017.
Founded 2017Oxford, United Kingdom$17Mlast round Aug 2026 - 13
WhitespacewhiteSpace is an engineering-centric firm that provides software solutions.whiteSpace is an engineering-centric firm that provides software solutions.
Founded 2019United Kingdom$13Mlast round Nov 2025 - 14
Seven TechnologiesSeven Technologies, an engineering company, specializes in rugged SCADA type applications, offering associated environmental protection.Seven Technologies, an engineering company, specializes in rugged SCADA type applications, offering associated environmental protection.
Founded 2003London, United Kingdom$11Mlast round Apr 2012 - 15
HadeanHadean is a London-based technology company founded in 2015, specializing in distributed spatial computing, artificial intelligence, and synthetic environments.Hadean is a London-based technology company founded in 2015, specializing in distributed spatial computing, artificial intelligence, and synthetic environments.
Founded 2017London, United Kingdom$9.3Mlast round Jul 2026 - 16
SecureCloud+SecureCloud offers both private and corporate customers a comprehensive service in the cloud area.SecureCloud offers both private and corporate customers a comprehensive service in the cloud area.
Founded 2014Neumarkt i.d. OPf., United Kingdom$6.8Mlast round Oct 2025 - 17
Sentinel PhotonicsSentinel Photonics is a UK-based defence technology company that specializes in advanced laser detection and protection systems.Sentinel Photonics is a UK-based defence technology company that specializes in advanced laser detection and protection systems.
Founded 2020Salisbury, United Kingdom$5.8Mlast round Apr 2026 - 18
OshenOshen is the business to customer messaging platform that enhances texting and end user interface.Oshen is the business to customer messaging platform that enhances texting and end user interface.
Founded 2016Westwood, United Kingdom$5.0Mlast round Aug 2026 - 19
Space DOTSSpace DOTS® (Space Data & Orbital Testing Solutions) is a UK-based space technology startup founded in 2021 and headquartered in London.Space DOTS® (Space Data & Orbital Testing Solutions) is a UK-based space technology startup founded in 2021 and headquartered in London.
Founded 2021London, United Kingdom$4.9Mlast round Sept 2025 - 20
PowerPhotonicPowerPhotonic is a leading manufacturer and designer of high-precision, low-loss fused silica micro-optics.PowerPhotonic is a leading manufacturer and designer of high-precision, low-loss fused silica micro-optics.
Founded 2004Dunfermline, United Kingdom$4.5Mlast round Aug 2025 - 21
OccamOccams’ Razor platform ensures optimal customer experienceOccams’ Razor platform ensures optimal customer experience
Founded 2016United Kingdom$4.3Mlast round Sept 2026 - 22
HoldsonHoldson is a UK-based manufacturing technology company specializing in electrochemical polishing for metal components, particularly those produced through additHoldson is a UK-based manufacturing technology company specializing in electrochemical polishing for metal components, particularly those produced through addit
Founded 2023Skelmanthorpe, United Kingdom$2.8Mlast round Jul 2026 - 23
HonuWorxHonuWorx is a subsea robotics company based in Aberdeen, Scotland, founded in 2020.HonuWorx is a subsea robotics company based in Aberdeen, Scotland, founded in 2020.
Founded 2020Aberdeen, United Kingdom$2.5Mlast round Feb 2026 - 24
Space AyeSpace Aye is a space research and technology firm.Space Aye is a space research and technology firm.
Founded 2012Glasgow, United Kingdom$638Klast round Oct 2024 - 25
Astron SystemsAstron Systems is a UK-based rocket company focused on transforming the space launch industry.Astron Systems is a UK-based rocket company focused on transforming the space launch industry.
Founded 2021Didcot, United Kingdom$590Klast round Apr 2026 - 26
DisarmcoDisarmco is a UK-based company specializing in mine action and munitions disposal.Disarmco is a UK-based company specializing in mine action and munitions disposal.
Founded 2012London, United Kingdom$248Klast round Jan 2014
London, United KingdomCompanies whose funding rounds we classed as this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.
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