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Top Tech Companies in London (8,304)

Ellipses Pharma
London
26 Employees

Ellipses Pharma is an international drug development company, focused exclusively on the advancement of innovative cancer treatments through the clinic. New treatments for cancer are not progressing fast enough. Ellipses is dedicated to making a difference. Headquartered in London, Ellipses is run by a world class leadership team, overseeing a rapidly growing pipeline of high quality clinical oncology opportunities. Supported...

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Ellipses Pharma
Diesel
Fashion • Retail
11 Offices
3,847 Employees
23 Benefits

Diesel has long been a leading pioneer in denim and casual fashion, known for moving outside and ahead of trends in its industry. While retaining always its DNA, in recent years Diesel has evolved into the world of premium casual wear, becoming a true alternative to the established luxury market. Despite Diesel’s extraordinary growth, its philosophy is the same as when...

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Diesel
Giant Ventures
Angel or VC Firm
London
Giant backs purpose-driven technology founders solving the world’s biggest challenges.

Giant is a multi-stage venture capital firm backing purpose-driven technology founders solving the world’s most critical challenges. At Giant, we believe brand and creativity is fundamental to the success of our business and our portfolio companies. Based in London, with colleagues in the US and Denmark, we invest in technology businesses from the earliest stages to Series B and beyond...

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Giant Ventures
ReliaQuest
Big Data • Cloud • Information Technology • Security • Software
7 Offices
1,140 Employees
26 Benefits

ReliaQuest provides a SaaS security platform designed to minimize data loss and business disruptions. ReliaQuest, a global leader in Open XDR-as-a-Service, is the force multiplier for security operations teams. ReliaQuest GreyMatter, a cloud-native Open XDR platform brings together telemetry from any security and business solution—on-premises, in one or multiple clouds--to unify detection, investigation, response and resilience. ReliaQuest combines the power of...

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ReliaQuest

ReliaQuest's Top Stability & Growth Strengths

Investor Backing & Capital Strength: The company has secured substantial funding across multiple rounds, including a large Series E round in 2025 at a multibillion-dollar valuation, providing resources to accelerate innovation and expansion.

Strong Revenue Growth: Annual recurring revenue is described as having grown multiple times since 2020, surpassing a major scale milestone, alongside continued year-over-year growth and profitable operations.

Diversified Customer Base: The business serves a large global customer set including many large enterprises across multiple sectors, supporting stability through broad demand sources.

GoodHabitz
Edtech • Software
5 Offices
425 Employees

Tomorrow calls for new skills. At GoodHabitz we are all about empowering people to reach their full potential. That's why we motivate employees, teams and organisations to develop themselves. By making learning available and achievable for everyone, we enable your employees, teams and entire organisation to tackle the challenges of tomorrow. We believe that it's people who drive companies forward. They...

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GoodHabitz
Scraye
Information Technology • Real Estate
London
17 Employees

Scraye is a startup building a full-stack, transactional platform to help users rent, buy and finance real estate. We're looking for people from all backgrounds who seek the opportunity to build a large, socially impactful technology business that redefines how real estate is transacted. If you are energetic, passionate, talented and want to make a difference, we would love to...

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Scraye
Signol
Big Data • Software • Transportation
London
32 Employees

Signol is a software platform that draws on insights from behavioral economics to encourage employees to make more efficient decisions. Signol provides personalized feedback through multiple communication channels, as well as data analysis for managers. In aviation, Signol aims to use behavioral "nudges" and incentives to reduce pollution and fuel waste and cut operating costs. We see a world where...

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Signol
Spinnaker Support
Cloud • Information Technology • Consulting
4 Offices
249 Employees
26 Benefits Hiring Now

Spinnaker is the premier global provider of on-premise and cloud-based enterprise software support services. Mid-size to Fortune 100 global enterprises and public sector organizations that run Oracle, SAP, and Salesforce software turn to us for third-party support, managed services, and/or consulting services. Our exacting standards, proven processes, and depth of expertise have earned us the trust and loyalty of over...

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Spinnaker Support
Londis
Food • Retail
2 Offices
750 Employees

Londis is a leading convenience retail group operating in the Republic of Ireland. It consists of a chain of convenience store franchises, including over 130 independently owned stores nationwide, and is owned by parent company BWG Foods.

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Londis
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CBTW
Artificial Intelligence • Information Technology • Software • Consulting
33 Offices
4,000 Employees

CBTW is a global technology company operating across 21 countries with over 3,000 professionals. The company focuses on delivering innovative, AI-driven tech and business solutions to better the world. Through its Collaboration Operating Model, CBTW provides expertise in areas such as software engineering, data analytics, AI, cloud platforms, and cybersecurity, helping clients and coworkers unlock their full business and technical...

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CBTW
ThreatConnect
Cybersecurity
3 Offices
170 Employees
34 Benefits

ThreatConnect provides a suite of risk quantification, threat intelligence, orchestration and automation capabilities for security executives and the threat intelligence, security operations and incident response teams that work for them to share a single source of truth. Disruptive on their own, and even more so when combined into a single platform, our Cyber Risk Quantification (RQ), Threat Intelligence Platform (TIP)...

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ThreatConnect
Mars United Commerce
AdTech • Marketing Tech
6 Offices
894 Employees
25 Benefits

Mars United℠ Commerce is a global commerce marketing practice that aligns people, technology, and intelligence to make the business of our clients better today than it was yesterday. Our worldwide capabilities coalesce into four key disciplines — Strategy & Analytics, Content & Experiences, Digital Commerce, and Retail Consultancy — that individually deliver unmatched results for clients and collectively give them...

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Mars United Commerce
Compass Lexecon
Consulting
24 Offices
801 Employees
26 Benefits

One of the world’s leading economic consulting firms, Compass Lexecon provides law firms, corporations and government clients with clear analysis of complex issues. We have been involved in a broad spectrum of matters related to economics and finance – providing critical insight in legal and regulatory proceedings, strategic decisions and public policy debates. Our experience and expertise apply to virtually...

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Compass Lexecon
Droids On Roids
Information Technology • Software • App development
3 Offices
96 Employees

We would love to be your long-term partner who takes the whole mobile app development process off your shoulders! Droids On Roids is a mobile and web development company based in Poland, est. in 2011, offering full-stack mobile, web, and backend services. Being 100% office-based team of 60+ talented professionals, we serve clients throughout the world, mostly in the US...

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Droids On Roids
Scalian
Digital Media • Software
24 Offices
4,366 Employees
4 Benefits

Established in 1989, the Scalian Group has nearly 5,000 employees in France and abroad. It is organized into 3 business lines specializing in Digital Transformation, Digital Systems and Operations Performance. Scalian has activities in France, the United Kingdom, Belgium, Germany, Spain, Canada and the United States.

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Scalian
Franklin Templeton
Financial Services
37 Offices
11,131 Employees
24 Benefits

Franklin Templeton is a global investment management organization and one of the world's largest asset managers, offering a broad range of investment capabilities across equities, fixed income, multi-asset, and alternatives.

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Franklin Templeton

Franklin Templeton's Top Stability & Growth Strengths

Strong Market Position & Advantage: Company scale around $1.7–$1.78 trillion as of spring 2026 places it among the largest diversified asset managers, supporting channel reach and competitiveness. Breadth added via Legg Mason and Putnam further strengthens its multi-boutique platform across fixed income, equities, real estate, and retirement.

Innovation-Driven Growth: Pioneering on‑chain fund infrastructure (FOBXX/BENJI) and expansion across multiple public networks, alongside a spot Bitcoin ETF launch, indicate a credible innovation engine. Recent steps to acquire a digital‑asset team and extend tokenized fund capabilities suggest momentum in emerging product channels.

Diversified Revenue Streams: Multiple growth engines—ETFs, custom indexing (Canvas), and alternatives fundraising (e.g., Lexington Partners)—contributed to positive long‑term net inflows and higher AUM in 2026. This diversification helps offset softness in specific affiliates or strategies.

Auro
Fitness • Healthtech
London
102 Employees

Auro is a mobile fitness & wellness tech solution, utilising intelligent technology, world-class training & personalised guidance to provide the best fitness & wellness content. Our mission is to break down the barriers of wellness by providing millions with access to a range of expert trainers to create an effective, addictive and connected fitness & wellness experience. The Auro app...

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Auro
Semitech Semiconductor
London
17 Employees

Semitech Semiconductor is a fabless semiconductor company that develops wireless and power line communications (PLC) devices for Smart Grid. Transportation and Industrial IoT applications​. Semitech's devices are used in smart meters, solar systems, street light controllers, tractor/trailer communication and other industrial applications to implement "no new wires"​ connected systems utilizing existing power lines that are significantly more reliable and flexible...

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Semitech Semiconductor
Aker Systems
Cloud • Software
Fully Remote
112 Employees
9 Benefits Hiring Now

We move highly sensitive data into the public cloud. Our products enable the transformation of systems into ultra-secure, scalable and powerful cloud based environments. We build and manage enterprise scale data infrastructures which deliver data securely, at speed wherever it is required.

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Aker Systems
Astreda
Artificial Intelligence • Digital Media • Social Media • Software
London
4 Employees

Empowering Brands with Cutting-Edge AI and Digital Strategies

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Astreda

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