Explore Top Tech Companies
All Filters
Remote jobs

Industry

Tech Stack

Size

Top Tech Companies in London (4,243)

Fintech • Software
4 Offices
675 Employees

By automating common accounting workflows and helping to streamline and make them more efficient, FloQast is the place where accounting teams want to work so they can focus on what matters most, even when that’s just logging off on time. Whether automating reconciliations, documentation requests, or streamlining recurring accounting processes, such as the month-end close, financial reporting, or payroll, FloQast enhances the way accounting teams already work to help them operate more efficiently.


AdTech • Digital Media • Marketing Tech
16 Offices
5,000 Employees

Comcast Advertising is driving the TV advertising industry forward, from delivering ads to linear and digital audiences to pioneering the tech that makes it possible. We help brands connect with their audiences on every screen using advanced data. Just as important as our work is our inclusive and supportive culture, which has earned us recognition as one of the top ten places to work by Great Place to Work.


Artificial Intelligence • Big Data • Healthtech • Machine Learning • Software • Biotech
4 Offices
1,300 Employees

GRAIL is a healthcare company whose mission is to detect cancer early, when it can be cured. GRAIL is using the power of high-intensity sequencing, population-scale clinical studies, and state-of-the-art computer science and data science to enhance the scientific understanding of cancer biology, and to develop and commercialize pioneering products


Artificial Intelligence • Cloud • Information Technology • Machine Learning • Software • Big Data Analytics • Automation
8 Offices
1,200 Employees

PagerDuty, Inc. (NYSE:PD) is a global leader in digital operations management. The PagerDuty Operations Cloud revolutionizes how critical work gets done, and powers the agility that drives digital transformation. Customers rely on the PagerDuty Operations Cloud to compress costs, accelerate productivity, win revenue, sustain seamless digital experiences, and earn customer trust. More than half of the Fortune 500 and more than two thirds of the Fortune 100 trust PagerDuty including Cisco, Cox Automotive, DoorDash, Electronic Arts, Genentech, Shopify, Zoom and more. Led by CEO Jennifer Tejada, two-thirds of the PagerDuty board is classified as non-white, with women making up nearly half of all board members. We strive to build a more equitable world by investing 1% each of company equity, product, and employee volunteer time. PagerDuty is Great Place to Work-certified™, a Fortune Best Place to Work for Women, and a top rated product on TrustRadius and G2. Go behind-the-scenes @PagerDuty on Instagram. We’re also hiring, visit https://www.careers.pagerduty.com/ to learn more.


Information Technology • Software • Financial Services
13 Offices
1,900 Employees

Citadel Securities is the next-generation capital markets firm. Our work is powered by the deepest integration of financial, mathematical and engineering expertise. Combining deep trading acumen with cutting-edge analytics and technology, we at Citadel Securities deliver critical liquidity to the world’s most important financial institutions—while helping shape the global markets of tomorrow.


Enterprise Web • Fintech • Financial Services
26 Offices
12,700 Employees

At Morningstar, we believe in building great products in-house in a highly collaborative, agile environment where we focus on technical excellence, the user experience, and continuous improvement. Our technologists represent a range of skills and experience levels, but they all view their work as a craft and push technology’s boundaries.


Healthtech • Security • Software • Cybersecurity
7 Offices
957 Employees

For over 20 years, we’ve been redefining how life- and mission-critical industries enable, control, and monitor digital identities to deliver fast access, improve security, and ensure compliance. Customer success is our DNA, which is why we’re trusted by the most prominent healthcare and enterprise organizations in 45 countries.


Fintech • Financial Services
3 Offices
200 Employees

Geneva Trading LLC is a leading proprietary trading firm with a history of consistent success in the listed derivatives markets. Over the past 20 years, we’ve grown significant capital, developed proven technology, and maintained an appetite for diversified trading strategies. We foster innovation and look for people who can solve complex problems that drive immediate results. We've built a culture of collaboration and personal excellence in everything we do, which allows us to push the bounds of what's possible.


Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
25 Offices
5,000 Employees

Snap Inc. is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. We contribute to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together.


Cloud • Software
8 Offices
500 Employees

"This should be easier..." Pricefx was born of a simple yet powerful idea: that building a 100% cloud-native pricing platform would be the key to unlocking exceptional profitability for customers. At the time, cloud SaaS was only emerging as a trend, though we know today that cloud SaaS software is the future of software. Our founders had a unique insight – that the existing approach to pricing software wasn’t working, and the scalability and flexibility promised by cloud computing offered the chance to implement quickly, configure easily, and scale efficiently as growth became real for customers.


Fintech • Information Technology • Payments • Productivity • Software • Travel • Automation
16 Offices
3,000 Employees

Navan is the all-in-one super app that makes travel and expense easy so you can focus on being there, not getting there. Say goodbye to spending hours on the phone trying to change your flight or saving stacks of receipts to manually input expenses. From EAs and finance teams to travel managers and employees, Navan empowers people to focus on the things that matter most to them — all while providing companies with real-time visibility, savings, and control. Navan’s investors include visionaries like Andreessen Horowitz, Lightspeed Ventures, Greenoaks, Zeev Ventures, and entrepreneurs Lee Fixel, Adam Bain, and Elad Gil. In Oct 2022, Navan announced its Series G upround at a post-money valuation of $9.2B to help accelerate future growth plans. In April 2023, Navan expanded in the Indian market with the acquisition of Tripeur, a modern, people-centric corporate travel and expense management company. The group’s fifth acquisition in under two years, Tripeur joined the Navan Group alongside Spanish meetings and events specialists, Atlanta Events & Corporate Travel Consultants; Berlin-based modern travel management company, Comtravo; leading Scandinavian travel agency Resia AB; and London-based high-touch TMC, Reed & Mackay.


Fintech • Financial Services
10 Offices
1,825 Employees

A diversified trading firm that utilizes our own capital and trades at our own risk. We bring sophisticated technology and exceptional people together to solve complex problems in markets around the world and across many asset classes. We are motivated to compete at the highest level and commit to operate with respect, curiosity and an open mind.


Fintech • Legal Tech • Software • Financial Services • Cybersecurity • Data Privacy
40 Offices
8,000 Employees

CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world. With more than 8,000 employees, CSC operates in more than 140 jurisdictions, delivering solutions that help businesses thrive. We pride ourselves on our client-focused approach, market-leading expertise, and unmatched global reach.


HR Tech • Software
8 Offices
1,800 Employees

We believe small and medium-sized organizations are the backbone of global economies, and their most valuable asset is the people they employ. But many of their HR teams are held back by complicated, time-consuming processes and admin. We’re changing that with our all-in-one HR solution that transforms the way millions of people experience work every day. At the core of our people-focused product are the individuals who craft it: We proudly identify as Personios. As we build on our success as Europe’s leading HR platform for SMEs, we are looking for the brightest minds to bring their own innovative ideas to the table. When you join our team of 1800+ across Europe and the US, you’ll have an impact from day one – for our 12,000+ customers and the 1.5 million employees we serve.


HR Tech • Software • Travel
8 Offices
1,300 Employees

We're TravelPerk, a hyper-growth SaaS platform offering companies a one-stop-shop for booking, managing and reporting business travel. Our aim is to revolutionize the $1.3 trillion business travel market by combining an unrivaled choice of travel options with a powerful booking and management platform, and 24/7 customer support. We’ve become the leading all-in-one travel management solution. Founded in 2015 and headquartered in Barcelona, we’ve grown to over 1200 people in 9 offices across Europe and North America. In 2022 we became a ‘unicorn’ and in 2024 we raised $104 million in additional investment, with a total valuation of $1.4 billion. We’ve been winning awards too. We’ve been voted one of the best places to work, one of the fastest-growing apps and tech companies, and a leading pioneer of business travel. These are just some of the reasons why global brands like Wise, Red Bull, GetYourGuide, and Aesop trust us to supercharge their corporate travel.


Artificial Intelligence • Cloud • Enterprise Web • Software • Business Intelligence
12 Offices
5,500 Employees

Freshworks makes it fast and easy for businesses to delight their customers and employees. We do this by taking a fresh approach to building and delivering software that is affordable, quick to implement, and designed for the end-user. Headquartered in San Mateo, California, Freshworks has a dedicated team operating from 13 global locations to serve customers throughout the world.


Artificial Intelligence • Information Technology • Natural Language Processing • Software • Business Intelligence • Generative AI
31 Offices
5,000 Employees

At Qualtrics, we create software the world’s best brands use to deliver exceptional frontline experiences, build high-performing teams, and design products people love. But we are more than a platform—we are the creators and stewards of the Experience Management category serving over 19,000 clients globally. "We are in the business of empowering organizations to really understand what people want, and then act on it with empathy, speed, and scale. This is what Qualtrics Experience Management is really about." - Zig Serafin, CEO


AdTech • Artificial Intelligence • Machine Learning • Marketing Tech • Software • Sports • Big Data Analytics
13 Offices
1,800 Employees

From enabling sports to better collect and manage their data, to applying it to power better fan engagement, our technology and expertise delivers the difference to more than 700 sports, betting and media partners around the world. Founded in 2001, Genius Sports is now one of the world’s largest sports technology companies with over 1,800 employees. We're headquartered in London and have offices in New York, LA, Medellin, Tallinn, Sofia, Melbourne, Bologna, Vilnius, Lausanne and Singapore.


Artificial Intelligence • Marketing Tech • Software
7 Offices
590 Employees

Movable Ink helps businesses earn attention in a world where time is precious and creativity is power by activating any data into personalized content in any customer engagement. The world's most innovative brands rely on Movable Ink to accelerate their marketing performance. Headquartered in New York City, Movable Ink and its more than 550 employees serve its global client base from operations throughout North America, Central America, the United Kingdom, Europe, Australia, and Japan. Learn more at movableink.com


Cloud • Information Technology • Security • Social Impact • Software
3 Offices
383 Employees

AlertMedia helps organizations protect their people and businesses through all phases of an emergency. Our award-winning threat intelligence, emergency communication, and travel risk management solutions help companies of all sizes identify, respond to, and recover from critical events faster and more confidently. Our team of in-house intelligence analysts and meteorologists work around the clock to monitor thousands of data sources around the world, providing our customers and employees with verified, credible information to protect them from impending threats. AlertMedia has been recognized both nationally and locally for its exceptional company culture, most recently being named to Inc. Magazine’s Best Workplaces list for 2023. We were also named to Forbes’ list of America’s Best Startup Employers for two consecutive years, Austin Business Journal’s Best Places to Work for six consecutive years, and Built In Austin’s 100 Best Places to Work in Austin. Located in the heart of downtown Austin in the "smartest building in the city", AlertMedia inspires and invests in our employees through continuous developmental experiences, including Career Month, community volunteering, mentorship programs, Employee Resource Groups, and weekly "Tuesday Lunches" where the company comes together to learn about and discuss any business updates. AlertMedia also facilitates a robust internship program, working with universities (including HBCUs), non-profit organizations like Hiring Our Heroes, and similar partners to invest in the future of our diverse workforce.