Top 10 UK FinTech Companies 2026

Wise is a London-based international money transfer platform founded in 2011 by Kristo Kaarmann and Taavet Hinrikus, listed on the London Stock Exchange in 2021 in the largest-ever UK tech IPO at the time at a £8.75 billion valuation. Wise serves over 16 million customers and processes over £10 billion in cross-border payments monthly using the mid-market exchange rate. In FY2024, Wise reported £1.05 billion in revenue and £481 million profit before tax, validating its transparent fee model against bank FX margins.

Wise

Monzo is a UK digital bank founded in 2015 that pioneered the app-first banking experience for British consumers, growing to over 10 million UK customers by 2025. The coral-card challenger bank achieved its first full-year profitability in FY2024, reporting £880 million in revenues and a pre-tax profit of £15.4 million. Monzo holds a full UK banking licence and offers current accounts, personal loans, flexible savings pots, and business banking. Its US expansion reached 250,000 customers by early 2026.

Monzo

Starling Bank is a UK-licensed digital bank founded in 2014 by Anne Boden, widely credited with pioneering the marketplace banking platform concept. Starling serves over 4 million personal and 500,000 business accounts with a total deposit base exceeding £10 billion. The bank reported its third consecutive year of profitability in FY2024 with approximately £682 million in revenue. Its profitable SME banking franchise differentiates it from consumer-focused rivals and won multiple British bank awards.

Starling Bank

OakNorth Bank is a UK challenger bank founded in 2015 by Rishi Khosla and Joel Patel, specialising in lending to mid-market businesses that traditional banks systematically underserve. The bank has lent over £12 billion to UK businesses, generating pre-tax profits of approximately £260 million in 2024 — one of Europe's most profitable fintechs. OakNorth's ON Credit Intelligence platform, licensed to 100+ banks globally as SaaS, creates a unique dual revenue model combining banking and technology licensing.

OakNorth Bank

Checkout.com is a global payment processing platform founded in London in 2012 by Guillaume Pousaz, processing payments for merchants including Samsung, Grab, and Klarna across 150+ currencies in 55+ countries. In 2024, Checkout.com processed over $100 billion in payment volume and reported revenues exceeding $700 million. Its single API approach and advanced fraud prevention tools have made it the payment backbone for Europe's leading digital businesses, reaching a peak valuation of $40 billion in 2022.

Checkout.com

Funding Circle is a London-based SME lending platform founded in 2010, pioneering the institutional lending marketplace for small businesses. Listed on the London Stock Exchange in 2018, Funding Circle has facilitated over £15 billion in loans to more than 130,000 businesses across the UK, US, Germany, and Netherlands. In 2024, the company reported revenue of approximately £220 million and secured UK government-backed lending partnerships including the Recovery Loan Scheme, cementing its role as critical SME finance infrastructure.

Funding Circle

Atom Bank is the UK's first app-only bank, founded in Durham in 2013 and authorised by the PRA and FCA in 2015. The bank specialises in SME lending, residential mortgages, and fixed-term savings accounts, with over £4.5 billion in lending outstanding as of 2024. Unlike London-centric rivals, Atom is headquartered in North East England, offering competitive savings rates enabled by lower operating costs. The bank became cash-flow positive in 2023 and scales without any physical branches.

Atom Bank

Hargreaves Lansdown is the UK's largest investment platform by assets under administration, holding approximately £155 billion on behalf of over 1.9 million active clients as of 2025. Founded in Bristol in 1981, the firm democratised UK retail investing through its low-cost ISA and SIPP products. In FY2024, Hargreaves Lansdown reported revenues of £774 million and pre-tax profits of £415 million. A £5.4 billion private equity buyout by a CVC Capital Partners-led consortium completed in late 2024, taking the company private.

Hargreaves Lansdown

Zilch is a London-based Buy Now Pay Later platform founded in 2018 by Philip Belamant, reaching a $2 billion unicorn valuation in 2021. Unlike competitors, Zilch operates on an ad-funded model where advertisers subsidise 0% instalment plans, reducing reliance on merchant fees. By 2025, Zilch had over 4 million customers and processed over £1.5 billion in annualised transaction volume. Its Mastercard-linked virtual card allows BNPL at any merchant, broadening the addressable market significantly beyond integrated retail partners.

Zilch

Wise is a London-based international money transfer platform founded in 2011 by Kristo Kaarmann and Taavet Hinrikus, listed on the London Stock Exchange in 2021 in the largest-ever UK tech IPO at the time at a £8.75 billion valuation. Wise serves over 16 million customers and processes over £10 billion in cross-border payments monthly using the mid-market exchange rate. In FY2024, Wise reported £1.05 billion in revenue and £481 million profit before tax, validating its transparent fee model against bank FX margins.

Wise

Monzo is a UK digital bank founded in 2015 that pioneered the app-first banking experience for British consumers, growing to over 10 million UK customers by 2025. The coral-card challenger bank achieved its first full-year profitability in FY2024, reporting £880 million in revenues and a pre-tax profit of £15.4 million. Monzo holds a full UK banking licence and offers current accounts, personal loans, flexible savings pots, and business banking. Its US expansion reached 250,000 customers by early 2026.

Monzo

Starling Bank is a UK-licensed digital bank founded in 2014 by Anne Boden, widely credited with pioneering the marketplace banking platform concept. Starling serves over 4 million personal and 500,000 business accounts with a total deposit base exceeding £10 billion. The bank reported its third consecutive year of profitability in FY2024 with approximately £682 million in revenue. Its profitable SME banking franchise differentiates it from consumer-focused rivals and won multiple British bank awards.

Starling Bank

OakNorth Bank is a UK challenger bank founded in 2015 by Rishi Khosla and Joel Patel, specialising in lending to mid-market businesses that traditional banks systematically underserve. The bank has lent over £12 billion to UK businesses, generating pre-tax profits of approximately £260 million in 2024 — one of Europe's most profitable fintechs. OakNorth's ON Credit Intelligence platform, licensed to 100+ banks globally as SaaS, creates a unique dual revenue model combining banking and technology licensing.

OakNorth Bank

Checkout.com is a global payment processing platform founded in London in 2012 by Guillaume Pousaz, processing payments for merchants including Samsung, Grab, and Klarna across 150+ currencies in 55+ countries. In 2024, Checkout.com processed over $100 billion in payment volume and reported revenues exceeding $700 million. Its single API approach and advanced fraud prevention tools have made it the payment backbone for Europe's leading digital businesses, reaching a peak valuation of $40 billion in 2022.

Checkout.com

Funding Circle is a London-based SME lending platform founded in 2010, pioneering the institutional lending marketplace for small businesses. Listed on the London Stock Exchange in 2018, Funding Circle has facilitated over £15 billion in loans to more than 130,000 businesses across the UK, US, Germany, and Netherlands. In 2024, the company reported revenue of approximately £220 million and secured UK government-backed lending partnerships including the Recovery Loan Scheme, cementing its role as critical SME finance infrastructure.

Funding Circle

Atom Bank is the UK's first app-only bank, founded in Durham in 2013 and authorised by the PRA and FCA in 2015. The bank specialises in SME lending, residential mortgages, and fixed-term savings accounts, with over £4.5 billion in lending outstanding as of 2024. Unlike London-centric rivals, Atom is headquartered in North East England, offering competitive savings rates enabled by lower operating costs. The bank became cash-flow positive in 2023 and scales without any physical branches.

Atom Bank

Hargreaves Lansdown is the UK's largest investment platform by assets under administration, holding approximately £155 billion on behalf of over 1.9 million active clients as of 2025. Founded in Bristol in 1981, the firm democratised UK retail investing through its low-cost ISA and SIPP products. In FY2024, Hargreaves Lansdown reported revenues of £774 million and pre-tax profits of £415 million. A £5.4 billion private equity buyout by a CVC Capital Partners-led consortium completed in late 2024, taking the company private.

Hargreaves Lansdown

Zilch is a London-based Buy Now Pay Later platform founded in 2018 by Philip Belamant, reaching a $2 billion unicorn valuation in 2021. Unlike competitors, Zilch operates on an ad-funded model where advertisers subsidise 0% instalment plans, reducing reliance on merchant fees. By 2025, Zilch had over 4 million customers and processed over £1.5 billion in annualised transaction volume. Its Mastercard-linked virtual card allows BNPL at any merchant, broadening the addressable market significantly beyond integrated retail partners.

Zilch