Refolk

Index Ventures Fintech portfolio in London

Transatlantic venture firm with a deep bench of enterprise SaaS and fintech bets. Filtered to Fintech companies headquartered in London.

Built from a search like: Index Ventures-backed Fintech companies in London

Ranked by current headcount across Index Ventures-backed Fintech companies in London. Refreshed daily.

  1. 1
    Revolut· London, England, United Kingdom

    People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products help our 70+ million customers get more from their money every day.As we continue our lightning-fast growth, 2 things are essential to our success: our people and our culture. In recognition of our outstanding employee experience, we've been certified as a Great Place to WorkTM.So far, we have 10,000+ people working around the world, from our offices and remotely, to help us achieve our mission. And we're looking for more brilliant people. People who love building great products, redefining success, and turning the complexity of a chaotic world into the simplicity of a beautiful solution.

    • Secondary
    • 19.9k employees
    • Founded 2015
  2. 2
    Wise· London, England, United Kingdom

    Wise is a global technology company, building the best way to move money around the world. With the Wise account people and businesses can hold 40+ currencies, move money between countries and spend money abroad. Large companies and banks use Wise technology too; an entirely new cross-border payments network that will one day power money without borders for everyone, everywhere. However you use the platform, Wise is on a mission to make your life easier and save you money.Co-founded by Kristo Käärmann and Taavet Hinrikus, Wise launched in 2011 under its original name TransferWise. It is one of the world’s fastest growing, profitable technology companies and is dual listed on Nasdaq in the US (WSE) on the London Stock Exchange under the ticker, WISE.19 million people and businesses use Wise globally. In fiscal year 2026, Wise supported around 19 million people and businesses, processing over $240 billion in cross-border transactions and saving customers over $3 billion.For customer queries: Please note that LinkedIn is not a Wise Customer Support channel. If you would like to hear from our Customer Support team, please see our Facebook, Twitter and Instagram pages.Login to access customer support: https://wise.com/login/FB: https://www.facebook.com/Wise/IG:https://www.instagram.com/wiseaccount/TW:https://twitter.com/home

    • Post-IPO debt
    • 11.7k employees
    • Founded 2011
  3. 3
    Funding Circle UK· London, England, United Kingdom

    We back small businesses with the finance they need to succeed. At Funding Circle, we understand running a business is hard work so we provide a fast, hassle-free experience for businesses looking for finance - with SME experts based in the UK. Over the past ten years, we've been revolutionising SME lending by making it easier than ever to apply for a business loan. With our simple online application small businesses can apply in minutes without the need for interviews or business cases, get a decision in seconds, and funds in their account in typically 48 hours. We've helped over 130,000 businesses access more then £14.5 billion since 2010. And we're not done yet.

    • Post-IPO debt
    • 850 employees
    • Founded 2010
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  5. 4
    Prodigy Finance· London, England, United Kingdom

    Get funding for a top-tier master degree - without worrying about collateral or a cosigner. We provide collateral-free education loans for international masters students, to pursue their dream degrees at the world’s best schools. We believe in equal access to life-changing education, globally.Talent and potential are evenly distributed around the world, but access to opportunity is not. Specifically, access to world-class education is limited by financial means.This is particularly true in emerging markets where many families don't have the income or collateral to support the education aspirations of the next generation of global leaders.

    • Debt
    • 167 employees
    • Founded 2007
  6. 5
    Resistant AI - Fraud Detection· London, England, United Kingdom

    Verify if your documents are real or fraudulent with AI. Resistant AI is the industry-leading document fraud detection system with more than 170M documents analyzed for fraud.Detect fraud in all types of documents:• Bank statements• Pay stubs• IDs• Utility bills• Tax forms• Etc.In all formats (PDFs, images). In all languages.Manually, with a simple drag and drop. Or automatically, using our API.And see if documents are fake, modified and fraudulent, in less than 20 seconds.Detect document fraud in: • Digital lending / Loan underwriting• Customer onboarding (KYC)• Merchant onboarding (KYB)• Tenant screening• Pre employment background checks• Insurance claimsAnd achieve: • 90% less manual reviews• 60% faster fraud checks• 80% of documents approved instantly• 99% accuracy in document verdicts170M+ docs analyzed. 8K+ fraud & compliance analysts using Resistant AI to detect fraud. 500+ detectors. 100+ patents. Digital Crime Fighter of the Year. Twice Winner of ACAMS'PwC Hackathon. Backed by GV, Index Ventures, Credo Ventures, Seedcamp.

    • Series B
    • 161 employees
    • Founded 2019

Index Ventures-backed Fintech companies in London

The list above ranks Index Ventures-backed Fintech companies headquartered in London by current headcount, drawn from public LinkedIn and Crunchbase records. With 13 matching companies in Refolk’s index, you can see exactly where Index Ventures’s Fintech thesis has landed in London.

Three filters - investor, industry, city - narrow the field to a tight cluster of operators with overlapping incentives. They share a thesis, a network, and a market. Hiring from this list usually means hiring someone already inside the Index Ventures Fintech world in London.

Refolk converts this list into a live search. Ask for Index Ventures Fintech companies in London hiring senior engineers” or “founders of Index Ventures-backed Fintech companies in London who left in the last year” and Refolk returns a ranked shortlist.

How this list is built

Refolk pulled Fintech companies headquartered in London whose disclosed Crunchbase investor list includes Index Ventures, ranked them by current employee count, and kept those with at least 3 employees. The list refreshes once a day.

Last refreshed: Wed, 05 Aug 2026 14:21:07 GMT

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The list draws on the public company graph - headcount and growth signals, funding history, and recency. The criteria chips at the top show exactly which filters produced it, and the methodology section explains the ranking.

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The underlying index updates continuously and this page re-renders at least daily. Last refreshed: Wed, 05 Aug 2026 14:21:07 GMT.

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