Top Big Data Companies in London (192)
Emu Analytics is a young, innovative London based software company that offers versatile geospatial data analytics and visualisation solutions. Our software offers data-driven approaches to a range of challenges covering digital twins, smart cities and infrastructure. As a highly engaging and interactive tool, it is designed to invite everyone and anyone across your organisation to get location insight, no matter...
C3 AI is the leading Enterprise AI software provider for accelerating digital transformation. Digital transformation is about leveraging big data and the internet of things to improve performance of assets and predict shortfalls before they happen — all through artificial intelligence and machine learning. Get ahead of supply chain delays before they affect your delivery deadlines. Predict maintenance needs to...
C3 AI's Top Stability & Growth Strengths
Strategic Partnerships: Expanding activity and joint pipelines with hyperscalers and large integrators, along with marketplace availability, are positioned to ease procurement and amplify distribution. Federal and partner-led bookings were highlighted as growing even as recognized revenue lagged.
Strong Market Position & Advantage: Leader recognitions in enterprise/industrial AI platform evaluations bolster credibility and competitiveness in defined niches. Mission-critical deployments and compliance milestones reinforce readiness for regulated, large-scale use.
Market Expansion: Momentum in federal, defense, and aerospace bookings and at-scale public-sector deployments indicate traction in complex, mission-critical environments. Alliances with major cloud providers expand reach into enterprise accounts.
Dremio is the Data Lake Engine. Created by veterans of open source and big data technologies, and the creators of Apache Arrow, Dremio is a fundamentally new approach to data analytics that helps companies get more value from their data, faster. Dremio makes data engineering teams more productive, and data consumers more self-sufficient. For more information, visit www.dremio.com. Founded in 2015,...
Datalogic is a global leader in the automatic data capture and process automation markets, specialized in the designing and production of barcode readers, mobile computers, sensors for detection, measurement and safety, RFID vision and laser marking systems. Datalogic solutions help to increase the efficiency and quality of processes in the Retail, Manufacturing, Transportation & Logistics and Healthcare industries, along the...
Gravity's mission is to make streaming data easy from over 100 sources while only paying for what you use. Gravity removes the reliance on engineering teams to deliver streaming pipelines with a simple interface to get streaming up and running in minutes from databases, event data and APIs. Everyone in the data team can now build with simple point and click...
We at Cursor Insight are experts in AI-backed human movement analysis. Having invested a combined 100+ person-years into developing AI prediction models, we are leaders in our field. Our award-winning machine learning technology is capable of identifying and classifying users by learning their unique movement patterns while they interact with a computer or a phone or appear on video. Based...
Traditional consulting wasn't built for the speed of AI. We Are. Riverflex is an intelligent transformation accelerator, partnering with courageous leaders at the world's leading companies to drive profound change in the age of AI. We believe real transformation is not just implementing tools, it’s a re-foundership of finding the right blend of human and machine to move faster, decide smarter, and...
Custom Software, AI and Data Engineering services. Global Scale. Local Engagement. DVT is a proudly South African founded and operated technology services provider. As a BEE level 2 company, we are a committed local partner to South African clients, providing experienced software technology teams or staff to build, enhance or maintain your AI, data and software solutions.
Tiger Analytics is a global leader in AI and Analytics, helping Fortune 1000 companies solve their toughest challenges. We offer fullstack AI and analytics services & solutions to empower businesses to achieve real outcomes and value at scale. We are on a mission to push the boundaries of what AI and analytics can do to help enterprises navigate uncertainty and...
Tiger Analytics's Top Stability & Growth Strengths
Strong Market Position & Advantage: Recent independent evaluations repeatedly place the company as a Leader among specialist data/AI consultancies, notably in generative AI, customer analytics, and supply-chain analytics. This indicates a durable competitive edge in specialist segments requiring deep domain and applied data science.
Strategic Partnerships: Hyperscaler and ecosystem momentum is evidenced by recent partner-of-the-year recognition and active collaborations across Google Cloud, Microsoft, Databricks, and Snowflake. These alliances signal delivery maturity and expand go-to-market reach across major data platforms.
Strong Revenue Growth: Multiple growth proxies point to continued expansion, including consecutive high-growth company listings, rising headcount into 2025–2026, and reported revenue increases at the India subsidiary in FY2025. Continued awards, enterprise engagements, and a broad geographic footprint reinforce an ongoing growth trajectory.
First Orion is a global provider of digital call experiences for the world's leading carriers, enterprises, and developers. The First Orion Communications Protection services provide scam, fraud, and spoof defense solutions to hundreds of millions of consumers. The company's Branded Calling solutions, INFORM® and ENGAGE®, allow businesses to customize their calls with a name, logo, and short message. Our solutions...
ExtraHop secures the hybrid enterprise through network detection and response. ExtraHop provides cloud-native network detection and response for the hybrid enterprise. Our breakthrough approach analyzes all network interactions and applies cloud-scale machine learning for complete visibility, real-time detection, and intelligent response.
Health Catalyst is dedicated to enabling health care organizations to fundamentally improve care by building the most comprehensive and fully integrated suite of healthcare data warehousing and process improvement solutions available. Health Catalyst was formed by a group of healthcare veterans with vast data warehousing and quality improvement experience. Our founders and executives collaborated for nearly a decade to revolutionize clinical...
Health Catalyst's Top Stability & Growth Strengths
Cost & Operational Efficiency: Restructuring actions and a deliberate shift toward higher‑margin technology and applications are improving adjusted profitability and targeting stronger operating leverage. Management cites material annualized savings and contract changes designed to sustain margin gains.
Innovation-Driven Growth: The Ignite platform and AI initiatives (including Ignite Intelligence and Ignite Spark) are characterized as modular, flexible upgrades that shorten sales cycles and expand accessibility. Cloud- and data‑platform partnerships reinforce a modern architecture supporting product momentum.
Strong Brand Reputation: Recognition by respected industry and media organizations (e.g., Newsweek, TIME, Frost & Sullivan) underscores standing as a leading healthcare analytics provider. Workplace accolades and a broad installed base further reinforce credibility and trust.
KASKO provides insurers with an end-to-end modular platform, bringing their new or existing products to the digital market in the quickest and most cost efficient way
BJSS is an award-winning technology and engineering consultancy for business. As the winner of a Queen’s Award for Enterprise, we work with the world’s largest organisations, delivering the IT solutions that millions of people use every day. http://www.bjss.com https://www.bjss.com/joinus/
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...
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.
cxiom is a customer intelligence company that provides data-driven solutions to enable the world’s best marketers to better understand their customers to create better experiences and business growth. A leader in customer data management, identity, and the ethical use of data for more than 50 years, Acxiom now helps thousands of clients and partners around the globe work together to...
Acxiom's Top Stability & Growth Strengths
Strong Market Position & Advantage: Recognition as a leader in identity and onboarding (including Snowflake’s designation) and consistent analyst visibility indicate durable standing in its primary niches. Being embedded as a core data/identity layer within a major holding-company stack further reinforces competitive reach with large, global brands.
Strategic Partnerships: Multiple new integrations and alliances (e.g., Snowflake collaboration, Samba TV expansion, Magnite integration, Nielsen connectivity) underscore expanding ecosystem influence. These linkages strengthen activation across CTV, programmatic, and clean-room workflows.
Future-Ready Strategy: Snowflake-native, privacy-aware workflows and an AI-focused collaboration signal readiness for a tightening governance environment and cloud-first operations. Enterprise-grade data ethics and governance programs support sustained adoption amid evolving privacy and signal changes.
ZipRecruiter is a leading online employment marketplace. Powered by AI-driven smart matching technology, the company actively connects millions of all-sized businesses and job seekers through innovative mobile, web, and email services, as well as partnerships with the best job boards on the web. We're growing rapidly in pursuit of this mission, and we're always looking for talented people to join...
.jpg)
ZipRecruiter's Top Stability & Growth Strengths
Innovation-Driven Growth: The platform is positioned around AI-driven matching and new features, with performance-based revenue improving late in 2025 alongside marketplace enhancements. Product extensions such as workplace ratings and other AI-led initiatives are framed as levers to improve engagement and monetization.
Cost & Operational Efficiency: Adjusted EBITDA remained positive despite a soft hiring cycle, and margins improved in Q4 with guidance for further margin expansion in 2026. This points to cost discipline and the ability to generate operating leverage even when revenue is uneven.
Strong Brand Reputation: The company is described as highly rated in app and satisfaction contexts, reinforcing a strong product experience and recognition among its core employer segment. Brand awareness among U.S. employers is characterized as strong, supporting demand generation in SMB hiring.
.jpg)
VirtusLab is a leader in Developer Experience, Machine Learning Engineering, and Scala Consulting, helping businesses innovate and scale. VirtusLab’s expertise in Developer Experience includes optimizing monorepos with Bazel, enhancing JetBrains IDE workflows, and integrating Lightbend for cloud-native applications. In Machine Learning, they offer tailored AI solutions, MLOps expertise, and guide businesses through AI adoption at any stage of data maturity....
_0.jpg)
Generate customer data unique to your business. Improve targeting and GTM efficiency
.png)
Craft illuminates the path to global supply chain resilience. We empower businesses to strengthen their supplier networks and supply chains with the industry's most trusted and comprehensive data fabric and advanced risk mitigation engine. Our easy-to-use platform provides 360-degree visibility to quickly explore and evaluate supplier networks, AI-driven insights to detect and mitigate disruptions, and collaborative tools to optimize supply...
.jpg)
