Top Tech Startups in Greater London, United Kingdom in 2024

Constructor.io is the only search and product discovery platform tailor-made for enterprise eCommerce where conversions matter. Constructor's cloud-based solutions use natural language processing, machine learning-enhanced results ranking, and collaborative personalization to deliver powerful user experiences across all facets of product discovery -- from search to browse, recommendations, and autosuggest. We optimize revenue before relevance. This has allowed us to generate consistent $10M+ lifts for our customers, which include some of the biggest brands in retail like Sephora, Backcountry, Tommy John, Lego and Bonobos. Constructor is a U.S.-based company that was founded in 2015 by Eli Finkelshteyn and Dan McCormick.

Tubi is the future of movie and TV consumption, with the largest library of streaming movies and TV shows available for free! Scratch that—we're not just the future, we're the present, too. Tubi has partnered with leading Hollywood studios including Lionsgate, Paramount and MGM to curate an extensive programming guide available on mobile, web, and connected TV devices like iOS, Android, Roku, Xbox, Playstation, Amazon Fire TV, Apple TV and more. Check out New Releases, see What's Trending, make plans for Movie Night, or browse through our diverse array of categories to find something that fits your mood. We bring the world movies and TV while never charging a cent. Tubi TV: Now Playing, No Paying.

At alation, we are a team that is passionate about creating a more curious and rational world by providing our customers with the tools to build a data culture. from our product to how we operate as a team, we’re excited to change the world by combining machine learning and human collaboration to bring confidence to data-driven decisions.

TOGGLE helps all investors make better decisions - crunching a vast universe of data to tell you exactly what you need to know. Think of TOGGLE as Waze for investing: you're in charge and can rely on TOGGLE to alert you when there is a pothole coming up, or traffic jam forming ahead of you. "Toggle is the Bloomberg Terminal for retail investors...just as Schwab, Interactive Brokers, and now newcomers like Robinhood and Betterment have disrupted market access for retail investors, Toggle is aiming to disrupt investment analysis." - Business Insider We are an experienced team of technology and finance professionals who came together to build useful tools we actually wanted to use. 

Payhawk is the leading global spend management solution for scaling businesses, present in more than 32 countries across two continents. Our customer-centric organisation and the product-oriented team have helped disrupt the expense management market, by combining company cards, expenses and invoice payments - enabling finance teams to control and automate company spending at scale. The Payhawk customer base includes fast-growing and mature multinational companies including LuxAir, Gtmhub, and Wagestream. With offices in New York, London, Berlin, Barcelona, Paris, Amsterdam and Sofia; Payhawk is backed by renowned investors such as Lightspeed Venture Partners, Greenoaks, QED Investors, Earlybird Digital East, and Eleven Ventures. Our values include supporting flat hierarchies, taking ownership and responsibility, seeking and providing feedback, managing constructive critique, and speaking our minds. We understand that the best ideas don’t all come from the same place, so we encourage diversity and inclusion in all areas of our work.

Founded in 2009, contentsquare is a digital experience insights platform that helps businesses understand how and why users are interacting with their app, mobile and web sites. we compute billions of touch and mouse movements, and transform this knowledge into profitable actions that increase engagement, reduce operational costs and maximize conversion rates. using behavioral data, artificial intelligence and big data to provide automatic recommendations, contentsquare empowers every member of the digital team to easily measure the impact of their actions, and make fast and productive data-driven decisions to optimize the customer journey.

OpenSesame is the world’s marketplace for buying and selling elearning courses. We make buying and selling corporate eLearning as easy as downloading a song from iTunes. The OpenSesame marketplace and technology disrupts the leaders in the highly fragmented $4.5B elearning content market. With more than 21,000 courses from 260 sellers, buyers purchase courses with no expensive subscriptions or long-term commitments and use them instantly online, by email or in any learning management system.

Kaedim is a fast-growth AI startup solving the hard problem of 2D to digital 3D reconstruction. We are the first tech startup with a product in the market producing ready-to-use digital 3D models for game developers to use in their production pipelines and we currently support more than 200 game studios in production allowing for a 10x speedup compared to traditional methods.

Reddit is home to thousands of communities, endless conversation, and authentic human connection. Whether you're into breaking news, sports, TV fan theories, or a never-ending stream of the internet's cutest animals, there's a community on Reddit for you. Reddit was founded by Steve Huffman and Alexis Ohanian in 2005 and was acquired by Condé Nast in 2006.

Scale accelerates the development of AI applications by helping computer vision teams generate high-quality ground truth data. Our advanced LiDAR, video, and image annotation APIs allow self-driving, drone, and robotics teams at companies like nuTonomy, Nuro, Voyage, Embark, Lyft, Pinterest, and Airbnb focus on building differentiated models vs. labeling data.