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Top Tech Companies in London (7,383)

Rakuten Symphony
Information Technology • Business Intelligence
7 Offices
2,963 Employees
14 Benefits

Rakuten Symphony is a Rakuten Group company, providing global B2B services for the mobile telco industry and enabling next-generation, cloud-based, international mobile services. Building on the technology Rakuten used to launch Japan’s newest mobile network, we are taking our mobile offering global. To support our ambitions to provide an innovative cloud-native telco platform for our customers, Rakuten Symphony is looking to...

Rakuten Symphony
Appsbroker CTS
Artificial Intelligence • Cloud • Information Technology
4 Offices
245 Employees

Appsbroker & CTS were both founded in the 00s with the same shared vision: to deliver high-impact, transformational projects using the power of Google Cloud to solve the real-world challenges facing our customers. For a decade and a half, both companies were renowned for delivering outstanding digital transformation projects for household names like Booking.com, DPD, Travis Perkins, BT Group. GSK, Sky,...

Appsbroker CTS
Sabio, Inc.
AdTech • Big Data • Digital Media • Mobile • Sales • Analytics • Business Intelligence
7 Offices
140 Employees
52 Benefits
Powering diverse audiences through data-driven CTV — where reach, engagement & validation meet impact.

Sabio is a leading Connected TV (CTV) advertising platform built to help brands reach, engage, and validate streaming audiences. Designed for an evolving media ecosystem, our solution takes a data-driven and personalized approach to reaching streaming audiences at scale. Founded in 2014 by veterans in the mobile and TV industries, Sabio has offices in Los Angeles, New York, Detroit, Chicago,...

Sabio, Inc.
ChainThat Limited
Information Technology • Insurance • Software
London
58 Employees

ChainThat is an insurance technology provider who work with Broker, Carrier & MGA business leaders across the (re)insurance industry who have a problem extracting business value from technology.​ We create real world applications that deliver on the promise of innovation so that the global insurance market is empowered to support the global digital future.​ ​ Our highly experienced team have...

ChainThat Limited
Risk Ledger
Information Technology • Cybersecurity
London
48 Employees

Over 60% of organisations have experienced a cyber incident caused by a compromised third-party. Recent data protection and business resilience laws and regulations globally have included specific obligations for organisations to actively manage supply chain security risks. Risk Ledger provides all the tools you need to run a comprehensive, security-led, third-party risk management programme against your supply chain. The platform...

Risk Ledger
Thales
Artificial Intelligence • Big Data • Information Technology • Security • Software
78 Offices
63,258 Employees
18 Benefits Hiring Now

Thales is a global high technology leader investing in digital and “deep tech” innovations – connectivity, big data, artificial intelligence, cybersecurity and quantum technology – to build a future we can all trust, which is vital to the development of our societies. The company provides solutions, services and products that help its customers – businesses, organisations and states – in...

Thales

Thales's Top Stability & Growth Strengths

Strong Revenue Growth: Sales increased in 2025 versus 2024, with early 2026 also showing higher sales and management guiding to further organic growth in 2026.

Profitability: Adjusted EBIT rose and margins improved in 2025, indicating strengthening operating performance alongside growth.

Resilient & Sustainable Growth: Record order intake and an order book above €53 billion provide multi‑year visibility, and a book‑to‑bill above 1 with reaffirmed 2026 targets supports continued expansion.

Coefficient
Software • Database
London
39 Employees
8 Benefits

Coefficient is a no-code solution that allows business teams to work with real-time data directly from their spreadsheets, automate workflows, and use AI to build for them. You can sync your Google Sheets to your company systems such as Salesforce, Hubspot, Google Analytics, Looker, MySQL, Redshift, Slack and more. This empowers anyone in the company to build reports and analyses...

Coefficient
Inlogik
Fintech • Information Technology • Software • Financial Services
4 Offices
116 Employees
6 Benefits

Inlogik is a global leader in intelligent spend and card management solutions, empowering organisations and financial institutions to take control of their financial operations with greater speed, accuracy, and insight. With over 20 years of innovation, we help businesses streamline workflows, reduce manual effort, and make smarter decisions with data and automation. Our flagship solution, ExpenseMe, redefines expense management. Designed for visibility,...

Inlogik
KPMG India
Fintech • Professional Services • Software • Financial Services
26 Offices
30,867 Employees
21 Benefits

KPMG entities in India are established under the laws of India and are owned and managed (as the case may be) by established Indian professionals. Established in September 1993, the KPMG entities have rapidly built a significant competitive presence in the country. Today we operate from offices across 14 cities including in Ahmedabad, Bengaluru, Chandigarh, Chennai, Gurugram, Hyderabad, Jaipur, Kochi,...

KPMG India
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tumelo
Software • Financial Services
3 Offices
56 Employees

Tumelo’s mission is to empower shareholder democracy with technology that supports impactful stewardship. Our technology allows fund managers and investment platforms to provide expression of wish and pass-through voting functionality to their clients, with powerful reporting tools to support the production of regulatory and client reports. These products empower asset owners to engage with their voting rights and provide them...

tumelo
SkillStore
Cloud • Mobile
London
14 Employees

SkillStore, a Denver-based startup, helps companies develop great people and drive great results. Our social-learning platform helps professionals improve job-related people skills through engaging, interactive learning experiences delivered over mobile devices. We are a small, tight-knit team of startup veterans with a strong track record in technology startups and online learning. We have collectively been founders or early employees in...

SkillStore
Industry Dive
Digital Media • Social Media
4 Offices
442 Employees
27 Benefits

Industry Dive is a leading business journalism company. Nearly 13 million decision-makers across 20+ competitive industries rely on its exclusive insight and analysis delivered through 26 publications. Industry Dive was founded in 2012 to provide business leaders with the information they need to move industries forward. Our team of reporters, editors, designers, and marketers delivers insights and programs that spark...

Industry Dive
Altery
Fintech • Payments • Software • Financial Services
London
90 Employees

We build the financial rails for a world where fiat and crypto flow as one, giving people and businesses the freedom to grow, move and manage money around the world. At Altery, we're united by a shared passion to make a difference. That’s why we want more than just job fits, we look for people who match Altery's vibe and beliefs. We're...

Altery
Adia
HR Tech • On-Demand
3 Offices
180 Employees
6 Benefits
Launched in Switzerland back in October 2016, Adia opened an office in Austin in early 2018.

Adia is the leading on-demand staffing platform. We give businesses a better way to find the people they need. Unlike other gig platforms, we hire our workers to Adia as W-2. That means they get to keep their flexible schedule, and still get taxes withheld, benefits, and weekly pay.

Adia

Adia's Top Stability & Growth Strengths

Investor Backing & Capital Strength: Adia originated within the Adecco Group, and the parent’s scale is described as enabling enterprise relationships and compliance infrastructure that can support the platform.

Market Expansion: The Adia brand remains available in Europe—particularly Switzerland—with active listings noted outside the U.S., indicating continued non‑U.S. market activity.

Future-Ready Strategy: An app‑based, end‑to‑end model for shift posting, matching, contracts, and timesheets positions the platform as a modern alternative to traditional temp agencies.

Marxent
eCommerce • Virtual Reality
3 Offices
140 Employees
29 Benefits

Marxent specializes in augmented reality and virtual reality for furniture and home decor retailers and manufacturers.

Marxent
RoyaltyRange
Information Technology • Consulting
Romford
30 Employees

We are database provider with 4 professional databases, covering private company financials and ownership information, royalty rates, loan interest rates and service fees. Our third-party comparables data is used for a number of purposes, including transfer pricing financial transaction benchmarking, royalty rates and service fees benchmarking, valuation of intangibles and purchase price allocations. Accessing high-quality third-party data is crucial for...

RoyaltyRange
Rival
HR Tech • Information Technology • Professional Services • Software
8 Offices
150 Employees
28 Benefits

At Rival, we’re transforming how companies hire, onboard, and grow talent by making HR processes smarter, faster, and more agile. Our suite is purpose-built for HR teams and simplifies talent acquisition, modernizes HR workflows, and accelerates workforce productivity.

Rival
Iress
Information Technology • Software
13 Offices
2,000 Employees

We're a global team of 2,300+ people building software that helps the financial services industry perform at its best. From the world's most iconic financial services brands to advice firms of all sizes, challenger banks, insurers, investment managers, traders and brokers, more than 10,000 businesses and half a million people use our software to help them perform better and deliver more. We...

Iress
Electrosonic
Digital Media • Information Technology • Design
12 Offices
496 Employees
22 Benefits Hiring Now

Electrosonic designs, builds and supports innovative technology solutions that create lasting experiences where people live, work and play. Electrosonic is an international audiovisual company with a strong reputation for working on complex projects, both large and small, and has through its over 55 year history developed lasting partnerships with customers and suppliers. Electrosonic brings a unique breadth of experience to each...

Electrosonic
Getty Images
Computer Vision • Digital Media • Machine Learning • Natural Language Processing • News + Entertainment • Software • Generative AI
37 Offices
1,700 Employees
33 Benefits
Getty Images is a preeminent global visual content creator and marketplace.

Getty Images believes the right image, video or illustration can move the world. We deliver standout visual content to our customers, to power their commerce and ideas, and connect to their audience. For nearly 30 years, we’ve helped creative, business and media customers to define moments and shift perceptions using powerful visuals from gettyimages.com, istockphoto.com and unsplash.com.

Getty Images

Getty Images's Top Stability & Growth Strengths

Strong Market Position & Advantage: Competitive assessments place the company alongside Shutterstock and Adobe as one of the principal global providers of paid stock content, and as the clear UK leader in editorial. Longstanding relationships with major news and sports outlets reinforce this position.

Innovation-Driven Growth: Generative AI tools trained on licensed content and delivered with indemnification position the offering as a risk‑mitigated choice for enterprises. Being a launch partner on NVIDIA’s evolving Edify roadmap signals continued differentiation in safe‑to‑use AI.

Diversified Revenue Streams: A multi‑brand portfolio spanning premium enterprise (Getty Images), SMB/prosumer (iStock), and free‑plus‑subscription (Unsplash) reaches buyers from large media houses to individual creators. Revenue comes from a mix of annual subscriptions and large licensing agreements, creating multiple monetization paths even as deal timing can be lumpy.

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