# Top 50 Deep Tech Startups in the United Kingdom by Funding (2026)

> The 50 best-funded deep tech startups in the United Kingdom, ranked by total funding raised: $19B combined.

Source: https://millionrounds.com/top-lists/deep-tech-startups-united-kingdom (Millionrounds; every figure on the page links to its filing or article)

- 1 [**OneWeb** OneWeb is building a space-based communications network that delivers high-speed, low-latency internet access.](https://millionrounds.com/company/oneweb) OneWeb is building a space-based communications network that delivers high-speed, low-latency internet access. *Founded* 2012 Winchester, United Kingdom **$3.3B** last round Aug 2021
- 2 [**Wayve** Wayve Technologies Ltd is a British company focused on developing self-driving vehicle systems.](https://millionrounds.com/company/wayve) Wayve Technologies Ltd is a British company focused on developing self-driving vehicle systems. *Founded* 2017 London, United Kingdom **$1.8B** last round Apr 2026
- 3 [**UFORCE** UFORCE is a Ukrainian defense technology company focused on developing and manufacturing advanced military technologies, particularly unmanned platforms for air](https://millionrounds.com/company/uforce) UFORCE is a Ukrainian defense technology company focused on developing and manufacturing advanced military technologies, particularly unmanned platforms for air *Founded* - London, United Kingdom **$1.4B** last round Nov 2026
- 4 [**Recursive Superintelligence**](https://millionrounds.com/company/recursive-superintelligence) *Founded* - United Kingdom **$1.1B** last round Apr 2026
- 5 [**CMR Surgical** CMR Surgical is a British medical device company based in Cambridge, UK, focused on developing and manufacturing robot-assisted surgery systems.](https://millionrounds.com/company/cmr-surgical) CMR Surgical is a British medical device company based in Cambridge, UK, focused on developing and manufacturing robot-assisted surgery systems. *Founded* 2014 Milton, United Kingdom **$1.1B** last round Oct 2026
- 6 [**Fractile** Fractile is a UK-based technology company and semiconductor startup founded in 2022 by Dr.](https://millionrounds.com/company/fractile) Fractile is a UK-based technology company and semiconductor startup founded in 2022 by Dr. *Founded* 2022 London, United Kingdom **$960M** last round Oct 2026
- 7 [**CuspAI** CuspAI is an innovative artificial intelligence company based in Cambridge, United Kingdom, with additional teams in Amsterdam and Berlin.](https://millionrounds.com/company/cuspai) CuspAI is an innovative artificial intelligence company based in Cambridge, United Kingdom, with additional teams in Amsterdam and Berlin. *Founded* 2024 Cambridge, United Kingdom **$950M** last round Jul 2026
- 8 [**Vertical Aerospace** Vertical Aerospace provides aircraft wheel and brake component repair, overhaul, parts sales/exchange, and inventory management services.](https://millionrounds.com/company/vertical-aerospace) Vertical Aerospace provides aircraft wheel and brake component repair, overhaul, parts sales/exchange, and inventory management services. *Founded* 2016 Bristol, United Kingdom **$850M** last round Mar 2026
- 9 [**Graphcore** Graphcore develops a microprocessor designed for AI and machine learning applications.](https://millionrounds.com/company/graphcore) Graphcore develops a microprocessor designed for AI and machine learning applications. *Founded* 2016 Bristol, United Kingdom **$835M** last round May 2026
- 10 [**Open Cosmos** Open Cosmos is a UK-based space technology company that specializes in end-to-end satellite mission services.](https://millionrounds.com/company/open-cosmos) Open Cosmos is a UK-based space technology company that specializes in end-to-end satellite mission services. *Founded* 2015 Didcot, United Kingdom **$737M** last round Oct 2026
- 11 [**TEKEVER**](https://millionrounds.com/company/tekever) *Founded* 2013 United Kingdom **$654M** last round Sept 2026
- 12 [**OLIX** OLIX is an AI company focused on developing advanced hardware solutions for AI inference workloads.](https://millionrounds.com/company/olix) OLIX is an AI company focused on developing advanced hardware solutions for AI inference workloads. *Founded* 2024 London, United Kingdom **$532M** last round Aug 2026
- 13 [**PhysicsX** PhysicsX is a London-based deeptech company that develops an AI-native engineering software platform aimed at transforming how industrial organizations design,](https://millionrounds.com/company/physicsx) PhysicsX is a London-based deeptech company that develops an AI-native engineering software platform aimed at transforming how industrial organizations design, *Founded* 2019 London, United Kingdom **$477M** last round Jun 2026
- 14 [**Oxford Quantum Circuits** Oxford Quantum Circuits develops quantum computers designed for breakthrough discoveries.](https://millionrounds.com/company/oxford-quantum-circuits) Oxford Quantum Circuits develops quantum computers designed for breakthrough discoveries. *Founded* 2017 United Kingdom **$453M** last round Jun 2026
- 15 [**Cambridge Aerospace** Cambridge Aerospace is a UK-based defense technology startup founded in September 2024.](https://millionrounds.com/company/cambridge-aerospace) Cambridge Aerospace is a UK-based defense technology startup founded in September 2024. *Founded* 2024 Cambridge, United Kingdom **$400M** last round Aug 2026
- 16 [**Lime Microsystems** Lime Microsystems is a UK-based fabless semiconductor company founded in 2005, specializing in field-programmable RF transceivers and software-defined radio sil](https://millionrounds.com/company/lime-microsystems) Lime Microsystems is a UK-based fabless semiconductor company founded in 2005, specializing in field-programmable RF transceivers and software-defined radio sil *Founded* 2005 Guildford, United Kingdom **$234M** last round Jun 2023
- 17 [**Quantum Motion** Quantum Motion is a quantum computing company focused on building full-stack, utility-scale quantum computers using 300mm CMOS silicon technology.](https://millionrounds.com/company/quantum-motion) Quantum Motion is a quantum computing company focused on building full-stack, utility-scale quantum computers using 300mm CMOS silicon technology. *Founded* 2017 London, United Kingdom **$211M** last round May 2026
- 18 [**SHIELD SPACE** SHIELD SPACE is a UK defence technology company located in Lincoln, England.](https://millionrounds.com/company/shield-space) SHIELD SPACE is a UK defence technology company located in Lincoln, England. *Founded* 2025 Lincoln, United Kingdom **$191M** last round Jan 2026
- 19 [**Kraken Technology**](https://millionrounds.com/company/kraken-technology) *Founded* - United Kingdom **$178M** last round Aug 2026
- 20 [**Salience Labs** Salience Labs is a deep-tech semiconductor company based in Oxford, United Kingdom, specializing in all-optical silicon photonic solutions.](https://millionrounds.com/company/salience-labs) Salience Labs is a deep-tech semiconductor company based in Oxford, United Kingdom, specializing in all-optical silicon photonic solutions. *Founded* 2020 Oxford, United Kingdom **$169M** last round Oct 2026
- 21 [**POLYN Technology** POLYN Technology is a fabless semiconductor startup founded in 2019, specializing in Neuromorphic Analog Signal Processing (NASP) technology and Tiny AI chips.](https://millionrounds.com/company/polyn-technology) POLYN Technology is a fabless semiconductor startup founded in 2019, specializing in Neuromorphic Analog Signal Processing (NASP) technology and Tiny AI chips. *Founded* 2019 Bristol, United Kingdom **$159M** last round May 2022
- 22 [**Nyobolt** Nyobolt is an energy storage technology company based in Cambridge, UK, founded in 2019.](https://millionrounds.com/company/nyobolt) Nyobolt is an energy storage technology company based in Cambridge, UK, founded in 2019. *Founded* 2019 Impington, United Kingdom **$155M** last round Aug 2026
- 23 [**Humanoid**](https://millionrounds.com/company/humanoid) *Founded* 2023 United Kingdom **$152M** last round Jul 2026
- 24 [**Tray.io**](https://millionrounds.com/company/tray-io) *Founded* - United Kingdom **$141M** last round Sept 2022
- 25 [**picoChip** picoChip offers signal processing products for wireless telecommunications systems.](https://millionrounds.com/company/picochip) picoChip offers signal processing products for wireless telecommunications systems. *Founded* 2000 Bath, United Kingdom **$121M** last round Nov 2010
- 26 [**ROVOP** ROVOP is an independent operator of ROVs that specializes in all aspects of ROV operations to offer knowledge in depth every time.](https://millionrounds.com/company/rovop) ROVOP is an independent operator of ROVs that specializes in all aspects of ROV operations to offer knowledge in depth every time. *Founded* 2011 Aberdeen, United Kingdom **$116M** last round Apr 2023
- 27 [**XMOS** XMOS is a UK-based fabless semiconductor company founded in 2005 and headquartered in Bristol.](https://millionrounds.com/company/xmos) XMOS is a UK-based fabless semiconductor company founded in 2005 and headquartered in Bristol. *Founded* 2005 Bristol, United Kingdom **$107M** last round Sept 2019
- 28 [**Nu Quantum** Nu Quantum is a quantum technology company founded in 2018 as a spin-out from the University of Cambridge's Cavendish Laboratory.](https://millionrounds.com/company/nu-quantum) Nu Quantum is a quantum technology company founded in 2018 as a spin-out from the University of Cambridge's Cavendish Laboratory. *Founded* 2018 Cambridge, United Kingdom **$106M** last round Dec 2025
- 29 [**ALL.SPACE** ALL.SPACE has developed the 5th generation smart terminal, capable of linking with all satellites, all networks, in all orbits, all at once.](https://millionrounds.com/company/all-space) ALL.SPACE has developed the 5th generation smart terminal, capable of linking with all satellites, all networks, in all orbits, all at once. *Founded* 2013 Reading, United Kingdom **$102M** last round Oct 2024
- 30 [**Reaction Engines** Reaction Engines is a British aerospace and engineering company founded in 1989, based in Culham, Oxfordshire.](https://millionrounds.com/company/reaction-engines) Reaction Engines is a British aerospace and engineering company founded in 1989, based in Culham, Oxfordshire. *Founded* 1989 Abingdon, United Kingdom **$93M** last round May 2023
- 31 [**SaxaVord Spaceport** SaxaVord Spaceport, located on the Lamba Ness peninsula in Unst, Scotland, is the UK's first fully licensed vertical orbital launch facility.](https://millionrounds.com/company/saxavord-spaceport) SaxaVord Spaceport, located on the Lamba Ness peninsula in Unst, Scotland, is the UK's first fully licensed vertical orbital launch facility. *Founded* 2017 Shetland, United Kingdom **$80M** last round Oct 2026
- 32 [**Riverlane** Riverlane is a UK-based quantum computing software company founded in 2016 by Dr.](https://millionrounds.com/company/riverlane) Riverlane is a UK-based quantum computing software company founded in 2016 by Dr. *Founded* 2016 Cambridge, United Kingdom **$79M** last round Aug 2024
- 33 [**Space Forge** Space Forge make super materials in space that cannot be made on earth.](https://millionrounds.com/company/space-forge) Space Forge make super materials in space that cannot be made on earth. *Founded* 2018 Cardiff, United Kingdom **$74M** last round Jun 2026
- 34 [**Orbital** Orbital is an automated data platform that connects, secures, and manages data.](https://millionrounds.com/company/orbital) Orbital is an automated data platform that connects, secures, and manages data. *Founded* 2022 London, United Kingdom **$71M** last round Jun 2026
- 35 [**Orbex Space** Orbex is a space company that offers orbital launch services specifically designed for small satellites, with a focus on reusability.](https://millionrounds.com/company/orbex-space) Orbex is a space company that offers orbital launch services specifically designed for small satellites, with a focus on reusability. *Founded* 2015 Forres, United Kingdom **$68M** last round Jan 2025
- 36 [**Isembard** Isembard is a British software-first manufacturing company founded in 2024.](https://millionrounds.com/company/isembard) Isembard is a British software-first manufacturing company founded in 2024. *Founded* 2024 London, United Kingdom **$59M** last round Mar 2026
- 37 [**Infinitesima** Infinitesima is a UK-based company founded in 2001, specializing in advanced atomic-scale 3D metrology solutions for the semiconductor industry.](https://millionrounds.com/company/infinitesima) Infinitesima is a UK-based company founded in 2001, specializing in advanced atomic-scale 3D metrology solutions for the semiconductor industry. *Founded* 2001 Abingdon, United Kingdom **$59M** last round Jul 2026
- 38 [**Smart Nano NI** Smart Nano NI is a nanotechnology research.](https://millionrounds.com/company/smart-nano-ni) Smart Nano NI is a nanotechnology research. *Founded* 2020 Belfast, United Kingdom **$58M** last round Jul 2021
- 39 [**Trace** Artist led curation and publishing project concerned mainly with photography.](https://millionrounds.com/company/trace) Artist led curation and publishing project concerned mainly with photography. *Founded* 2000 United Kingdom **$54M** last round Feb 2026
- 40 [**Your Energy** Your Energy is a UK based company specialising in onshore wind development.](https://millionrounds.com/company/your-energy) Your Energy is a UK based company specialising in onshore wind development. *Founded* 2001 Richmond, United Kingdom **$53M** last round Jul 2008
- 41 [**Phasecraft** Phasecraft is a quantum computing software developer.](https://millionrounds.com/company/phasecraft) Phasecraft is a quantum computing software developer. *Founded* 2018 London, United Kingdom **$51M** last round Sept 2025
- 42 [**Inherent** Inherent aim is to discover new knowledge.](https://millionrounds.com/company/inherent) Inherent aim is to discover new knowledge. *Founded* - London, United Kingdom **$50M** last round Jun 2026
- 43 [**Intrinsic Semiconductor Technologies** Intrinsic Semiconductor Technologies is established to developed silicon-oxide based RRAM technologies.](https://millionrounds.com/company/intrinsic-semiconductor-technologies) Intrinsic Semiconductor Technologies is established to developed silicon-oxide based RRAM technologies. *Founded* 2017 London, United Kingdom **$47M** last round Jul 2026
- 44 [**Slamcore** Slamcore is an embedded spatial AI software company based in London, UK, specializing in real-time localization, mapping, and perception solutions for various a](https://millionrounds.com/company/slamcore) Slamcore is an embedded spatial AI software company based in London, UK, specializing in real-time localization, mapping, and perception solutions for various a *Founded* 2016 London, United Kingdom **$44M** last round May 2026
- 45 [**AccelerComm** AccelerComm Ltd is a semiconductor intellectual property (IP) company focused on advanced physical layer solutions for telecommunications, particularly in 5G Ra](https://millionrounds.com/company/accelercomm) AccelerComm Ltd is a semiconductor intellectual property (IP) company focused on advanced physical layer solutions for telecommunications, particularly in 5G Ra *Founded* 2016 Southampton, United Kingdom **$42M** last round May 2025
- 46 [**SatVu** SatVu, officially known as Global Satellite Vu Limited, is a London-based aerospace and defense company founded in 2016.](https://millionrounds.com/company/satvu) SatVu, officially known as Global Satellite Vu Limited, is a London-based aerospace and defense company founded in 2016. *Founded* 2016 London, United Kingdom **$41M** last round Feb 2026
- 47 [**Agile Analog** Agile Analog is a semiconductor IP company based in Cambridge, United Kingdom, with additional offices in San Jose, USA, and Shanghai, China.](https://millionrounds.com/company/agile-analog) Agile Analog is a semiconductor IP company based in Cambridge, United Kingdom, with additional offices in San Jose, USA, and Shanghai, China. *Founded* 2017 Cambridge, United Kingdom **$36M** last round Sept 2025
- 48 [**Dukosi** Dukosi is bringing new technology to market drawing on its extensive experience in battery systems](https://millionrounds.com/company/dukosi) Dukosi is bringing new technology to market drawing on its extensive experience in battery systems *Founded* 2003 Edinburgh, United Kingdom **$35M** last round Feb 2026
- 49 [**StirlingX** StirlingX is a British data intelligence provider based in London, established in 2022 by experts from military and intelligence backgrounds, including former G](https://millionrounds.com/company/stirlingx) StirlingX is a British data intelligence provider based in London, established in 2022 by experts from military and intelligence backgrounds, including former G *Founded* 2024 London, United Kingdom **$35M** last round Jul 2026
- 50 [**Forefront RF** Forefront RF is a fabless semiconductor company based in Cambridge, United Kingdom, founded in 2020 by Dr.](https://millionrounds.com/company/forefront-rf) Forefront RF is a fabless semiconductor company based in Cambridge, United Kingdom, founded in 2020 by Dr. *Founded* 2020 Cambridge, United Kingdom **$33M** last round Nov 2024

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose funding rounds we classed as any of these sectors, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

Open any company for its rounds and investors, or search the investors who back deep tech startups in the United Kingdom in the app, with filters, lists and exports.

[Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[All top lists](https://millionrounds.com/top-lists)

## More deep tech lists

[See all](https://millionrounds.com/top-lists?t=Deep%20tech)

[*S* *W* *T* **Deep tech startups worldwide** 2,050 companies · $187B](https://millionrounds.com/top-lists/deep-tech-startups)[*S* *W* *BO* **Deep tech startups in the United States** 1,000 companies · $156B](https://millionrounds.com/top-lists/deep-tech-startups-united-states)[*NR* *H* *O* **Deep tech startups in Europe** 592 companies · $40B](https://millionrounds.com/top-lists/deep-tech-startups-europe)[*W* *C* *G* **Deep tech startups in Bay Area** 231 companies · $61B](https://millionrounds.com/top-lists/deep-tech-startups-bay-area)[*E* *AA* *Q* **Deep tech startups in France** 81 companies · $2.4B](https://millionrounds.com/top-lists/deep-tech-startups-france)[*X* *L* *T* **Deep tech startups in Canada** 69 companies · $2.1B](https://millionrounds.com/top-lists/deep-tech-startups-canada)[*NR* *H* *QS* **Deep tech startups in Germany** 66 companies · $14B](https://millionrounds.com/top-lists/deep-tech-startups-germany)[*A* *F* *H* **Deep tech startups in Los Angeles** 53 companies · $6.9B](https://millionrounds.com/top-lists/deep-tech-startups-los-angeles)

## More lists for United Kingdom

[See all](https://millionrounds.com/top-lists?r=United%20Kingdom)

[*SC* *N* *F* **Startups in the United Kingdom** 8,355 companies · $79B](https://millionrounds.com/top-lists/startups-united-kingdom)[*IL* *CS* *ON* **Health startups in the United Kingdom** 1,094 companies · $17B](https://millionrounds.com/top-lists/health-startups-united-kingdom)[*N* *AA* *IL* **AI startups in the United Kingdom** 835 companies · $32B](https://millionrounds.com/top-lists/ai-startups-united-kingdom)[*C* *T* *K* **IT Services startups in the United Kingdom** 816 companies · $5.3B](https://millionrounds.com/top-lists/it-services-startups-united-kingdom)[*IL* *CS* *ON* **Healthcare startups in the United Kingdom** 608 companies · $14B](https://millionrounds.com/top-lists/healthcare-startups-united-kingdom)[*IL* *CS* *ON* **Biotech startups in the United Kingdom** 588 companies · $15B](https://millionrounds.com/top-lists/biotech-startups-united-kingdom)[*F* *FC* *R* **Financial Services startups in the United Kingdom** 472 companies · $26B](https://millionrounds.com/top-lists/financial-services-startups-united-kingdom)[*FC* *R* *C* **Fintech startups in the United Kingdom** 342 companies · $23B](https://millionrounds.com/top-lists/fintech-startups-united-kingdom)