Series C Fintech companies in London

Companies modernising banking, payments, lending, and financial infrastructure. Filtered to Series C-stage companies headquartered in London.

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Built from a search like: “Top Series C Fintech companies in London”

Ranked by current headcount across Series C Fintech companies in London. Refreshed monthly.

1
Moniepoint Group· Southwark Cathedral, Old Kent Road, New Kent Road, Newington, London Bridge, Southwark, Lambeth, Lambeth North, Waterloo, Westminster Bridge, South Bank, Borough, Bermondsey, England, United Kingdom
Moniepoint Inc. is Africa’s all-in-one financial ecosystem, helping 10 million businesses and individuals access seamless payments, banking, credit, and business management tools since 2019.As Nigeria’s largest merchant acquirer, it powers most of the country’s Point of Sale (POS) transactions. Through its subsidiaries, Moniepoint Inc. processes $22 billion monthly for its customers while operating profitably.Moniepoint Inc. is a fully remote tech company with a diverse workforce worldwide and is headquartered in London, with offices in the US, Nairobi and Lagos. Join us as a #DreamMaker to help power the dreams of businesses globally.
- Series C
- 5.8k employees
- Founded 2015
2
TradingView· Newington, Waterloo, New Kent Road, Westminster Bridge, London Bridge, Lambeth, Old Kent Road, Southwark Cathedral, Southwark, Lambeth North, South Bank, Borough, Bermondsey, England, United Kingdom
We are TradingView, the world's most popular charting platform and the industry's forefront for financial visualization solutions. 100M+ traders worldwide use our platform as a go-to destination to chart, chat, and trade financial markets. Our product portfolio includes best-in-class charts, versatile commercial libraries, a social network, and many more tools for retail and business audiences. With 200M+ monthly visits, we are the #1 all-things investing website, and our solutions are used by fintech leaders such as Revolut, Binance, and CME Group.We wouldn't be where we are without our tight-knit multinational team from 40+ countries, distributed globally, including across core offices in London, Malaga, and Tbilisi. To get the best, we offer relocation packages with competitive compensation and ensure a smooth onboarding through mentorship and clear career paths.Reach out to us, and let’s grow together.
- Series C
- 2.9k employees
- Founded 2011
3
Teya· London, England, United Kingdom
Local Businesses are Non Stop. They open early, close late, serve customers, manage teams, pay suppliers and keep their communities moving, and Teya is built around that reality.By bringing together payments, access to money, cash flow management, funding and team tools in one connected ecosystem, we help make running a business feel simpler, with fair and transparent terms throughout.It is all designed to be simple, fast and human, with 24/7 support from a real person in under 10 seconds, so Local Businesses can spend less time managing money and more time doing what they do best.
- Series C
- 1.2k employees
- Founded 2019
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4
Marshmallow· London, England, United Kingdom
We started building Marshmallow in 2017 to make migration easy. Since then we've grown to 700+ people, gained unicorn status, raised ~£140M, turned profitable, and insured millions of drivers and lent millions in loans.We're only just getting started. Our goal is to become one of the largest financial services providers in the world - not just by scaling what we have, but by building what comes next.To get there we need people who never settle for good enough. People who thrive here are hungry for ownership and focused on collective success over personal agendas. We're always looking for more of them.
- Series C
- 634 employees
- Founded 2017
5
9fin· Tower of London, England, United Kingdom
9fin is the AI-native intelligence platform for the global debt markets. It combines real-time news, comprehensive data, advanced analytics, and trusted AI to give credit teams complete visibility across public, private, and distressed debt. Built on advanced AI and deep domain expertise, 9fin helps professionals save time, win business, and outperform their peers. Trusted by over 300 elite financial institutions worldwide, including top investment banks, investors, advisors, and law firms, 9fin is the platform of choice for modern credit teams seeking a decisive edge in complex markets.
- Series C
- 624 employees
- Founded 2016

6
OneDome· London, England, United Kingdom
OneDome is a Housing and Fintech company building the AI-powered Homeownership Operating System. The platform simplifies life's biggest financial decisions by connecting every stage of homeownership - from buying and financing a home to protecting it and building long-term wealth.Through our category-defining HomeBuyer Service and proprietary platform, we bring together:- Mortgages (including remortgages)- Secured lending- Conveyancing- Insurance- Surveys- Transaction & deal management...into one seamless, end-to-end experience for consumers and professionals alike.Growth & scale£12bn+ annual mortgage volume (~4.5% UK market share)155x revenue growth since 2022Broker network scaled from 2 to 540+£225m assets under management in wealth & financial planningRecognition#3rd fastest-growing profitable tech company in the UK — Sunday Times Tech 100 (2026)#6th fastest-growing tech company in the UK — Sunday Times Tech 100 (2026)#4th fastest-growing fintech in the UK — Deloitte Fast 50 (2025)#10th fastest-growing fintech in EMEA — Deloitte EMEA Fast 500 (2026)#17th fastest-growing tech company in the UK — Deloitte Fast 50 (2025)Finalist:🏆 The Lloyds Scale Up Trailblazer Business of the Year🏆 The Vistage Growth Business of the Year🏆 BDO Scale Up of the Year
- Series C
- 320 employees
- Founded 2016
7
Primer· London, England, United Kingdom
Primer is the unified infrastructure for global payments. We give finance and payments teams the visibility and control to reduce complexity, improve performance, and capture more revenue, all from a single platform. Backed by Sofina, Peak XV Partners, ICONIQ, Tencent, Accel, and Balderton, we're building the payments layer that the world's best companies rely on.
- Series C
- 291 employees
- Founded 2020
8
Vitesse· London, England, United Kingdom
Vitesse is the trusted financial infrastructure connecting the global insurance ecosystem. Purpose-built for insurers, brokers, MGAs, and TPAs, Vitesse offers a unified platform that optimizes claims funds, enables real-time global payments, and delivers end-to-end financial control.To date, Vitesse has facilitated more than $20 billion in payments across 200+ countries and currencies, returning hundreds of millions in claims funds to insurers’ balance sheets. Licensed by the FCA in the UK and DNB in Europe, Vitesse also operates Vitesse Trust Company, LLC, which is regulated by the New York State Department of Financial Services (NYDFS).Headquartered in London, with a growing presence across Europe and the US, Vitesse employs over 175 people worldwide. In 2024, the company secured $93 million in Series C funding led by KKR to accelerate its US expansion and drive continued product innovation.With its scalable, trusted platform, Vitesse is redefining how money moves in insurance—helping the industry act faster, stay in control, and excel.
- Series C
- 251 employees
- Founded 2014
9
bfinance· London, England, United Kingdom
bfinance works for asset owners around the globe on investment implementation, strategy development and portfolio oversight/optimization. Key services—detailed below—include manager research and selection, operational due diligence, ESG advisory, strategic asset allocation, portfolio design, portfolio monitoring, risk solutions and fee reviews.Founded in 1999, the London-headquartered firm has conducted engagements for more than 520 clients in 45 countries and has 11 offices globally.https://www.bfinance.com/us/important-disclosures-us
- Series C
- 110 employees
- Founded 1999
10
Codat· London, England, United Kingdom
Codat is an advisory intelligence solution purpose-built for modern commercial banking. Through rich, specialized data, forward-looking insights, and integrated workflows, Codat empowers banking teams to deepen their relationships, grow their revenue, and simplify their day-to-day work. Founded in 2017 and backed by JPMorgan, PayPal, Amex, Plaid, and Shopify, Codat has successfully powered over 350,000 connections to business customers’ financial systems — and is trusted by industry leaders to turn scattered information into actionable, strategic advantages in real time, every time.
- Series C
- 105 employees
- Founded 2017

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Find engineers at Series C Fintech companies in London

Searching for “engineers at top Series C Fintech companies in London” surfaces this slice of the market. The list above ranks Fintech companies headquartered in London whose latest disclosed round is Series C, by current headcount, drawn from public LinkedIn and Crunchbase records. With 18 matching companies in Refolk’s index, this is a tight read on where the Fintech talent in London is heating up.

Three filters at once narrows the field hard. The companies that survive all three - Series C, Fintech, in London - are usually the most targeted recruiting pool a hiring manager can ask for. Senior engineers, founding designers, and product leads here are about to become Fintech’s next operators and angel investors.

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How this list is built

Refolk pulled Fintech companies headquartered in London whose latest disclosed funding round is Series C from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 3 employees. The list refreshes monthly.

Last refreshed: Mon, 19 Oct 2026 16:40:47 GMT

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