Top HealthTech Companies in the UK
Health technology is transforming healthcare delivery across the UK, from digital health platforms to medical devices and diagnostics. Here are the top healthtech companies in the UK for 2026, ranked by number of employees.
| # | Company | Location | Employees | Revenue |
|---|---|---|---|---|
| 1 | SMITH & NEPHEW PLC | Watford | 18,000 | £5.2B |
| FTSE 100 medical technology company specialising in orthopaedic reconstruction, sports medicine, advanced wound management, and ENT devices. Smith+Nephew operates in over 100 countries worldwide. | ||||
| 2 | OXFORD NANOPORE TECHNOLOGIES PLC | Oxford | 1,100 | £200.0M |
| Genomics company that developed revolutionary nanopore-based DNA/RNA sequencing technology. Oxford Nanopore's portable MinION device enables real-time genetic analysis for disease outbreaks and research. | ||||
| 3 | CERA CARE LIMITED | London | 10,000 | £200.0M |
| Technology-enabled home healthcare company with over 10,000 care professionals conducting 50,000+ daily visits. Cera uses AI to optimise care scheduling, predict patient deterioration, and improve outcomes. | ||||
| 4 | CMR SURGICAL LIMITED | Cambridge | 800 | £50.0M |
| Surgical robotics company that developed Versius, a next-generation modular surgical robot enabling minimally invasive procedures. CMR Surgical has raised over £1 billion in funding. | ||||
| 5 | HUMA THERAPEUTICS LIMITED | London | 500 | £40.0M |
| Digital health platform (formerly Medopad) providing remote patient monitoring and digital biomarkers for clinical trials and healthcare delivery. Partners with hospitals and pharma companies globally. | ||||
| 6 | EXSCIENTIA AI LIMITED | Dundee | 450 | £80.0M |
| AI-driven drug discovery company and the first to put an AI-designed drug molecule into clinical trials. Listed on NASDAQ, Exscientia raised over £226 million through its IPO. | ||||
| 7 | ZOE LIMITED | London | 350 | £100.0M |
| Personalised nutrition and health science company using AI and the world's largest nutrition study to provide individualised dietary recommendations. Gained prominence through its COVID-19 symptom tracker. | ||||
| 8 | BENEVOLENTAI LIMITED | London | 350 | £30.0M |
| AI-powered drug discovery platform using machine learning to identify new treatments for diseases. Listed on Euronext Amsterdam, with partnerships including AstraZeneca. | ||||
| 9 | FACULTY SCIENCE LIMITED | London | 350 | £50.0M |
| Applied AI company that worked with the NHS during COVID-19 for resource planning and vaccine rollout. Faculty deploys machine learning solutions for healthcare and government organisations. | ||||
| 10 | ELVIE GROUP LIMITED | London | 300 | £80.0M |
| Women's health technology company developing award-winning smart products for breast pumping and pelvic floor training. Elvie's wearable breast pump revolutionised the experience for new mothers. | ||||
| 11 | BABYLON HEALTHCARE SERVICES LIMITED | London | 300 | £50.0M |
| Digital-first healthcare provider offering AI-powered symptom checking, virtual GP consultations, and health monitoring. Babylon's technology has served NHS patients and healthcare systems worldwide. | ||||
| 12 | TRACTABLE LTD. | London | 300 | £50.0M |
| AI visual assessment company whose computer vision technology has applications in healthcare for automated medical imaging analysis, significantly reducing diagnostic times. | ||||
| 13 | KHEIRON MEDICAL TECHNOLOGIES LTD | London | 150 | £20.0M |
| AI-powered breast cancer screening company whose Mia platform helps radiologists identify early-stage cancers in mammograms. Kheiron's technology improves detection rates and reduces missed diagnoses. | ||||
| 14 | POLYAI LIMITED | London | 250 | £40.0M |
| Conversational AI company whose voice assistant technology is used by healthcare providers for patient appointment booking, triage, and helpline automation. | ||||
| 15 | SKIN ANALYTICS LTD | Cambridge | 50 | £5.0M |
| AI dermatology company using deep learning to analyse skin lesion images and detect skin cancer. Named in TIME's World's Top HealthTech Companies of 2025. | ||||
| 16 | ISANSYS LIFECARE LIMITED | Oxford | 50 | £5.0M |
| Remote patient monitoring company offering a Patient Status Engine that combines wearable sensors, wireless connectivity, and predictive AI analytics to monitor patients continuously. | ||||
| 17 | CURRENT HEALTH LIMITED | Edinburgh | 150 | £20.0M |
| Remote patient monitoring and care-at-home platform acquired by Best Buy Health. Current Health combines wearable devices with a clinical platform for hospital-at-home programmes. | ||||
| 18 | HEALX LIMITED | Cambridge | 100 | £15.0M |
| AI-powered rare disease drug discovery platform using machine learning to identify existing drugs that can be repurposed for rare conditions, accelerating treatment for underserved patients. | ||||
| 19 | EIGEN TECHNOLOGIES LTD | London | 200 | £25.0M |
| AI document intelligence platform using NLP to extract and analyse data from clinical trial documents, regulatory filings, and medical records for pharmaceutical and healthcare companies. | ||||
| 20 | TESSIAN LIMITED | London | 250 | £30.0M |
| AI email security company protecting healthcare organisations from data breaches, phishing attacks, and accidental disclosure of patient information. Now part of Proofpoint. | ||||
| 21 | PRIVITAR LIMITED | London | 150 | £20.0M |
| Data privacy platform enabling healthcare organisations to safely use and share sensitive patient data for research and analytics while maintaining GDPR compliance. | ||||
| 22 | QUANTEXA LIMITED | London | 800 | £100.0M |
| Decision intelligence platform used by healthcare organisations to detect fraud, improve patient outcomes, and make data-driven decisions using connected data analytics. | ||||
| 23 | FEATURESPACE LIMITED | Cambridge | 500 | £60.0M |
| Adaptive behavioural analytics platform used by healthcare payment processors and insurers to detect and prevent fraud in health insurance claims and medical billing. | ||||
| 24 | CALLSIGN LTD. | London | 200 | £30.0M |
| AI authentication platform using behavioural biometrics to verify patient and staff identities, replacing password-based access to medical systems and electronic health records. | ||||
| 25 | PEAK AI LIMITED | Manchester | 250 | £30.0M |
| Decision intelligence platform used by pharmaceutical companies and healthcare organisations to optimise supply chains, demand forecasting, and operational efficiency. | ||||
The UK health technology sector encompasses a broad range of companies developing products and services that improve healthcare delivery, patient outcomes, and the efficiency of health systems. This includes digital health platforms, medical devices, diagnostic tools, telehealth services, and health data analytics.
The National Health Service, as one of the world's largest single-payer healthcare systems, represents both a significant market opportunity and a unique testing ground for health technology companies. The NHS has increasingly embraced digital transformation, creating opportunities for healthtech companies to deploy solutions at scale across the UK's healthcare infrastructure.
Key healthtech clusters in the UK include the golden triangle of London, Oxford, and Cambridge, where proximity to world-class research universities and teaching hospitals creates a fertile environment for health technology innovation. Other notable centres include Manchester, Leeds, and Edinburgh.
This list ranks UK healthtech companies by reported employee count, providing a snapshot of the sector's largest players. Click through to any company profile to access detailed financial data, director information, and corporate filing history.
Frequently Asked Questions
What is health technology?
Health technology, or healthtech, refers to companies that use technology to improve healthcare delivery, patient outcomes, or the efficiency of health systems. This includes medical devices, digital health platforms, telehealth services, health data analytics, and diagnostic tools.
Does this list include pharmaceutical companies?
This list focuses specifically on health technology and medical device companies rather than traditional pharmaceutical or biotech companies. However, there may be some overlap where companies operate across multiple health-related sectors.
How does the NHS influence the UK healthtech sector?
The NHS is both a major customer and a driving force for health technology adoption in the UK. Its scale and centralised structure allow healthtech companies to deploy solutions across a large patient population, while NHS digital transformation initiatives create significant demand for new technology.
Where can I find more detailed company information?
Click on any company name to access their full profile on CompanyTrack, including financial accounts, director details, shareholder information, and a history of Companies House filings.