Seed Fintech companies in London

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

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

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

1
Amber River· London, England, United Kingdom
Amber River comprises a group of like-minded, values-driven people with a passion for financial planning. We help to guide thousands of people around the UK through life's major milestones, working hard to enrich their lives and the communities they live in.The people behind Amber River fall into three main groups. There's the Board, a group of trusted and respected individuals with a long and successful track record in financial and investment services. Then there's the central team, working flexibly from home and in our London and Henley offices. And there are our IFAs. The people who live, breathe and sleep financial planning. They all run successful businesses in their respective regions, coming together under the Amber River umbrella.Together, we help to carve the financial contours of our clients' lives. We call this Life Landscaping®.
- Seed
- 619 employees
- Founded 2019
2
Native Teams· London, England, United Kingdom
Global payroll? Sorted. Compliance? Handled. Payments? Done.Native Teams is the global platform for work payments and employment.We believe global expansion shouldn’t be complicated. Beyond managing global payroll, compliance, and taxes, we power international hiring with flexible financial tools and multi-currency payments.Since 2020, Native Teams has empowered businesses to scale efficiently, without opening local entities, while their international teams and gig workers benefit from financial security and stability.At Native Teams, we prioritise putting people first, supporting businesses to grow while ensuring their teams are valued.Why businesses choose Native Teams:- Expert support in 85+ countries- Trusted by 3000+ companies worldwide - Up to 3x lower global employment costs- Flexible, secure payment solutions for global teams and gig workersEnabling team success, driving business growth.Want to make global workforce management easier? Book a demo here. https://nativeteams.com/book-a-demo
- Seed
- 395 employees
- Founded 2020
3
Momo· London, England, United Kingdom
Using the best digital technologies to provide everyone with access to a simple Digital Personal Account that enables them to better manage their lives.
- Seed
- 222 employees
- Founded 2013
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4
AiX (Acq. Blockchain.com)· London, England, United Kingdom
After years in development, artificial intelligence has become a reality. AiX is a unique AI trading broker that embraces this reality. Our technology is set to revolutionize the way traders do business, in cryptocurrency and across all financial markets.Underpinned by award-winning cognitive reasoning technology, AiX uses the power of blockchain technology to give traders unprecedented insight and control. Whatever your chosen market AiX makes trading simpler, smoother and more secure, boosting profits in the process.
- Seed
- 180 employees
- Founded 2017
5
PawaPay· Greater London, England, United Kingdom
PawaPay provides mobile money infrastructure for Africa.We enable global businesses to collect and send payments across multiple African markets through a single API.Mobile money is how people pay across Africa. We make it work for global businesses at scale, processing over 5 million transactions every day across 20+ countries.We give businesses access to over a billion consumers.Payments don’t have to suck!
- Seed
- 171 employees
- Founded 2020

6
Forex Traders· London, England, United Kingdom
Whether you're a beginning forex trader or have extensive experience in forex trading, you will find useful information here. You can draw on years of experience in trading currencies, commodities and indexes. All of our recommended forex brokers offer a wide range of trading instruments. ForexTraders.com covers everything from daily currency charts and forex strategy to current market analyses and forex broker reviews.
- Seed
- 135 employees
- Founded 2008
7
Intellia· London, England, United Kingdom
Intellia enables high-stakes decision-making through a unified model of strategic advisory and AI-powered delivery.We combine deep analytical capability with proprietary AI infrastructure to deliver strategy-grade outputs at scale. Our work is grounded in rigorous primary and secondary research, data-backed insight generation, and institutional logic — whether through bespoke consulting teams or AI-powered delivery engines trained on client data.Our team includes consultants from global strategy firms and a highly trained analyst pool. This human expertise is now embedded into IntelliaAI — our private, domain-specific LLM platform designed to replicate end-to-end consulting workflows, from research through to recommendation.Core areas of work include:• Business strategy reviews• Commercial due diligence• Project feasibility assessments• Investment pipeline screening• Macro and sector-specific analysis• Policy design and localization strategy
- Seed
- 100 employees
- Founded 2019
8
Henderson Park· London, England, United Kingdom
Henderson Park is a leading international private equity real estate fund manager. Since its formation in 2016, the firm has invested over $14 billion in building a portfolio of flagship real estate assets, with a presence in major cities and capitals in the United States, UK, France, Germany, Greece, Ireland, Italy, Poland, Portugal, and Spain. Henderson Park seeks high quality assets in prime locations where it can identify the potential for unlocking or creating value through asset management and sustainability improvements, or by taking on and working in complex situations. The company’s current portfolio is diversified across various sectors such as multifamily, hospitality, student housing, logistics, office and retail, including several real estate development projects. Henderson Park strives to work and build long-term strategic relationships with the best local partners.
- Seed
- 99 employees
- Founded 2016
9
Cross Ocean Partners· London, England, United Kingdom
Cross Ocean Partners focuses on credit investments in a broad range of asset classes, including corporate loans and bonds, hard assets, commercial real estate, liquidations and structured creditThe company was formed as a partnership between the Cross Ocean management team and Stone Point Capital, a leading financial services-focused private equity firm. See http://www.stonepoint.com/news-2015-7-07.php
- Seed
- 93 employees
- Founded 2015
10
Ayan· London, England, United Kingdom
At Ayan, we offer Halal, ethical and transparent car financing solutions across the UKOur financing model is built on fairness and clarity. No interest, no hidden costs, and no confusing terms- just Shariah-compliant finance tailored to real needs. We’re committed to supporting individuals and businesses with solutions that align with their principles.As we continue to grow across the UK, our mission remains simple: to provide accessible, ethical financial options that help our customers secure the vehicles they need- while staying true to their values.Credit is subject to status and affordability checks.Ayan Capital Ltd is authorised and regulated by the Financial Conduct Authority (FRN: 1022208)
- Seed
- 91 employees
- Founded 2023

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Find engineers at Seed Fintech companies in London

Searching for “engineers at top Seed Fintech companies in London” surfaces this slice of the market. The list above ranks Fintech companies headquartered in London whose latest disclosed round is Seed, by current headcount, drawn from public LinkedIn and Crunchbase records. With 194 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 - Seed, 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 Seed 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: Tue, 15 Sep 2026 18:52:24 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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