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Top Tech Companies in London (7,385)

CloudNC
Software
2 Offices
125 Employees
11 Benefits

CloudNC develops and applies advanced software to reinvent precision manufacturing for everyone. Our technology automates many of the manual steps involved in manufacturing components and parts, helping companies and workers to make products more efficiently and consistently than previously possible. It is in use today at our high-spec factory in Chelmsford, UK, where we manufacture components for major corporations in...

CloudNC
Lick
eCommerce
London
75 Employees

Our Mission is to be the definitive community-powered brand that builds decorating confidence by inspiring and supporting all decorators with their projects. Lick is a community-powered decorating movement. We are a force for change in the home decor space with a vision to transform the industry for our decorators and for the planet. Lick was founded in 2019 by Lucas...

Lick
Papercup
Artificial Intelligence • Digital Media
2 Offices
225 Employees

Papercup is a machine learning start-up transforming the media industry. 99.9% of video content is shackled to a single language. Our ambition is to make the world's video content watchable in any language. We're translating videos by generating voices that sound like the original speaker, not only capturing the characteristics of your voice but also the way you speak.

Papercup
Good Life Sorted
Fitness • Healthtech
London
34 Employees

Good Life Sorted is creating a new supply pool of local, vetted people, called Helpers, who enable Customers to live happier and longer in their homes. Our Mission is to make the home of every older person a happy place to be

Good Life Sorted
Altium
Cloud • Enterprise Web • Software • Analytics • Design
16 Offices
900 Employees
28 Benefits
Altium is transforming how electronics are designed with the industry’s most collaborative EDA/ECAD software platform.

Altium is transforming the way the electronics industry designs new products with the most advanced, most collaborative EDA/ECAD software that design engineers have ever worked with. We are the first and only company to enable the entire electronics value chain — design, supply chain, and manufacturing — to work together easily and fluidly on a digital platform. Our work, and...

Altium

Altium's Top Stability & Growth Strengths

Strong Revenue Growth: Financial results show double‑digit top‑line increases through FY2023 and into the first half of FY2024, with ambitious near‑term targets and multi‑year goals. Management commentary and the pre‑deal outlook indicate continued momentum in core design software and subscriptions.

Profitability: Reported EBITDA and net income expanded alongside revenue, indicating improving operating leverage. The business maintained healthy margins while increasing the mix of recurring SaaS revenue.

Strategic Partnerships: The completed acquisition by Renesas positions Altium within a global semiconductor leader to accelerate innovation, cloud enablement, and market access. The premium valuation and integration plans underscore confidence in its strategic importance and growth potential.

ThirtyThree
AdTech • Marketing Tech
2 Offices
139 Employees

We are a global employment communications business. An ideas company who creates inspiring communication strategies that enable organizations to build an emotional connection with colleagues and candidates. We create affection between companies and their people — the ones who work there and the ones who should but don’t know it yet. We build, manage, market and maintain some of the world’s...

ThirtyThree
Oppizi
AdTech • Marketing Tech • Software
4 Offices
254 Employees

Oppizi is the leading platform that enables data-driven offline marketing campaigns. On top of the logistics and distribution services, Oppizi has developed a technology that tracks, scales and optimizes highly targeted flyer campaigns and provides full transparency across all types of offline marketing such as Street Flyering, Brand Activations or Direct Mailing. Currently operating in the US, in Australia, in New Zealand,...

Oppizi
HTC
Consumer Web • Hardware
7 Offices
3,925 Employees
13 Benefits

HTC Corporation (HTC) designs for a better world, connecting people in ways never thought possible. As a global innovator in smart mobile devices, connected technology and virtual reality, HTC has produced award-winning products and industry firsts since its inception in 1997, including the highly acclaimed One and Desire line of smartphones, the HTC Vive virtual reality system and Under...

HTC
Usha Martin Technologies
Information Technology • Consulting
3 Offices
63 Employees

Usha Martin Technologies (UMT) is the technology services arm of the Usha Martin Group, a business conglomerate. UMT is a Technology Specialist House Headquartered in London, UK. UMT was a pioneer in building solutions around the Telecom industry and one of the first companies in India to productize its solution. Though known for its Telecom Billing Solutions, UMT’s has wide...

Usha Martin Technologies
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UK Connect
Information Technology • Internet of Things
Rushmoor
58 Employees

At UK Connect, we specialise in advanced wireless connectivity solutions. With a strong pedigree in construction and proven expertise across multiple sectors, we specialise in connecting even the most challenging locations. From 5G Fixed Wireless Access to In-Building Mobile Coverage, Point-to-Point Wireless Bridging, IoT Management and a range of specialist connectivity solutions, we are committed to bridging the gap and...

UK Connect
Valnet
Digital Media
3 Offices
1,958 Employees
11 Benefits

Leading Media Investment Company: Valnet is a worldwide digital media publishing company that owns and operates several highly authoritative brands spanning several verticals including entertainment, technology, automotive, gaming, and aviation — La société leader mondial en contenu de média: Valnet est une entreprise d'édition de médias numériques qui possède et exploite plusieurs marques de premier plan dans des grands secteurs...

Valnet
Squint Opera
Digital Media • Design
2 Offices
82 Employees
3 Benefits

Our work achieves big outcomes for our clients; winning competitions, building public support, landing an anchor tenant, increasing footfall, raising investment, or creating that one thing you need to see when you visit a city.

Squint Opera
SportsPro
Digital Media • Esports
London
46 Employees

Sunday Times Best Place to Work 2023. Connecting and inspiring the business world of sport. SportsPro is the leading media and events company for the business of sports internationally. Our mission is to provide powerful storytelling and insightful commentary that connects, educates and inspires the industry. Sportspro.com and our website platforms generate nearly 6m views annually, with content central to...

SportsPro
Osper
Fintech • Financial Services
London
50 Employees

Osper thinks young people are smart - and can do amazing things if we give them the tools. Especially when it comes to the business of managing money. In fact, we think it’s important they’re exposed to the reality of it early. That's why we've set up Osper, a mobile banking service that gives children as young as 8 a...

Osper
Fanmode
Information Technology • Software
London
13 Employees

Fanmode delivers real-time fan engagement services aimed at improving the match day experience of remote sports fans around the world as well as increasing match day revenue for teams and stadium owners

Fanmode
Designit
Design
14 Offices
1,030 Employees
1 Benefits

Hello, we’re Designit, a Wipro company. As a global design firm, we work with ambitious brands to design what matters.

Designit
Duetto
Travel
4 Offices
158 Employees
23 Benefits Hiring Now
Empowering Hotels & Casinos with efficient revenue strategies to price & unlock critical data.

Learn. Innovate. Have an Impact. Duetto is the only true cloud technology company dedicated to improving the lives of hospitality professionals everywhere through the use of data and analytics, automation and AI. We work with thousands of hotels to ingest a wealth of data, including hundreds of millions of search events, reservations, and market pricing. Every day, we take on the challenge...

Duetto

Duetto's Top Stability & Growth Strengths

Strong Market Position & Advantage: Consistent #1 RMS rankings from 2022–2025 and additional category wins (e.g., Meetings & Events Intelligence) portray a prominent, well-recognized leader. A global footprint serving thousands of hotels across 60+ countries reinforces visibility and influence with operators and partners.

Market Expansion: Property counts cited increased meaningfully from 2022 into 2025–2026, and the company expanded into North Asia while deepening ecosystem ties (e.g., Cloudbeds collaboration and 600+ shared hotels with Mews). Backing from GrowthCurve Capital explicitly targeted expansion into new markets.

Product Line Growth: The platform broadened from transient RMS into meetings/events and profit analytics through launches like OpenSpace and GameTime and the acquisition of HotStats, culminating in a Revenue & Profit Operating System vision. These moves extend use cases beyond room pricing toward total profit optimization.

minicabit
eCommerce • Information Technology
London
11 Employees

As seen on BBC's Dragon's Den and backed by Telefonica, the mobile operator, minicabit is a smart marketplace that enables consumers & businesses to compare and book all types of cab service providers of today and those in the mobility future, from zero emissions vehicles to robotaxis. We are the UK's largest cab comparison site, featuring over 800 Cab Operators...

minicabit
Notified
Cloud • Digital Media • Information Technology • Marketing Tech • Professional Services
21 Offices
1,200 Employees
11 Benefits
Notified, a West business, is the world’s only communications cloud for public relations, investor relations and events.

Notified is the world’s only communications cloud for public relations, investor relations and experiences to drive meaningful insights and outcomes. Our employees in 19 countries across USA, Canada, Europe, Asia-Pacific and work with more than 10,000+ global customers, from growing businesses and new IPOs to some of the world’s most recognizable brands. With our suite of world-class, award-winning communications solutions, we...

Notified
Talon.One
Information Technology • Marketing Tech • Software
5 Offices
182 Employees
2 Benefits
Talon.One is the world’s most sophisticated, API-based Promotion Engine.

Talon.One is building the world’s most sophisticated, API-based Promotion Engine. That means we provide the entire backend and user interface our clients need to build loyalty programs, generate coupons, track referrals, create bundles, and really any other promotion solution they can imagine — all using our rule-based engine. We believe that rewarding customers and creating incentives are an essential part...

Talon.One

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