Margo Steines | Feb 28, 2024

Tech businesses are a major contributor to the United Kingdom’s economy. With employment in the millions, the industry’s biggest players have been steadily working to fill jobs in fields like software development, cybersecurity and telecommunications. We’ve gathered a list of top U.K. tech companies working to deliver their customers creative digital solutions.

UK Tech Companies to Know

  • Telesign
  • Simply Business
  • monday.com
  • Deliveroo
  • Computacenter
  • Onfido
  • Moneybox
  • Digital Catapult


Top Tech Companies in the UK

Telesign is an IT company providing identity solutions to prevent fraud. By using developer-friendly APIs, it can provide solutions for user verification, digital identity and omnichannel communications, among other services. Telesign also uses artificial intelligence and data science to deliver its security solutions with speed and accuracy. 

Telesign Is Hiring | View Open Roles


 Simply Business aims to make it easier for small businesses to procure insurance coverage. It offers a string of products for landscapers, florists, landlords and other small-business owners. The company uses a combination of tech, data and deep industry knowledge to back its products.

Simply Business Is Hiring | View Open Roles


Software company monday.com specializes in productivity solutions for small and medium sized businesses, nonprofits and global enterprises. The company’s platform is designed to support collaboration and efficiency for a variety of teams. For example, its suite of tools for professionals working in product development lets them oversee important tasks like bug tracking, roadmap planning and prioritizing feature requests.

monday.com Is Hiring | View Open Jobs

More to Explore on Built InIT Companies in London


Redgate Software’s end-to-end database management software products are designed to support client companies’ development, operations and IT teams. Used by over 90 percent of Fortune 100 companies, its solutions are designed to integrate with other common tools to support efficient, quality software delivery. The company’s global headquarters is located in Cambridge.

Redgate Software Is Hiring | View Open Jobs


Endpoint Clinical is a healthtech company that focuses on solutions to support clinical trials for the development of pharmaceuticals in a variety of therapeutic areas. It offers a platform for setting up interactive response technology, or IRT, systems that facilitate management of key trial aspects like patient randomization, supply inventory, tracking subjects and compliance. Endpoint Clinical maintains multiple office locations around the world, including one in Edinburgh.

Endpoint Clinical Is Hiring | View Open Jobs


Digital experience monitoring tech company ThousandEyes offers a software platform that monitors and maintains the health and functionality of digital networks and other IT assets. It maintains a U.K. office in London. The company’s products are designed to immediately identify issues with user experience.  

ThousandEyes Is Hiring | View Open Jobs

Related ReadingTop Fintech Companies in London


Deliveroo uses its logistics software to connect customers with food and grocery delivery services they can track online. In its three-sided marketplace, diners are able to receive food from local restaurants quickly in areas that traditionally lack delivery food options, and Deliveroo’s network of more than 160,000 grocery and restaurant businesses access a large and previously inaccessible consumer base.

Deliveroo Is Hiring | View Open Jobs


Computacenter sources and operates technology infrastructures for businesses in industries like finance and manufacturing. From hardware to cloud-based services, the company responds to client needs and sources their desired technology, setting up fully operational IT systems that it continues to manage for the life of the partnership. The company also works with existing systems to transform them with updated tech.

Computacenter Is Hiring | View Open Jobs


Cybersecurity company Onfido offers identity verification software that uses artificial intelligence to analyze photographs and confirm digital identity. Used in customer onboarding, compliance and fraud prevention contexts, the Onfido software also handles document verification, biometric verification, data verification and fraud detection, using AI to reduce bias and optimize speed and accuracy.

Onfido Is Hiring | View Open Jobs


Moneybox is a fintech company that allows customers to access consumer finance services like savings and checking accounts, investing, home loans and retirement services from a mobile app. Founded in 2015, the company now serves more than 1 million customers, providing them with secure tools to help them meet their financial goals.

Moneybox Is Hiring | View Open Jobs


Digital Catapult is an innovation agency that provides guidance to clients on adopting emerging technology. Specializing primarily in digital infrastructure, supply chains and virtual environments, the company functions as a strategy consultancy and also operates a research and development arm that collaborates with various organizations to explore digital tech possibilities.

Digital Catapult Is Hiring | View Open Jobs

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