PRINCEPS
Hiring
What they do:
AI-native insurance company for the compute economy
Quick facts:
HQ: London, United Kingdom
Top Fintech Startups in the United Kingdom
This list has 52 startups and was last updated on Oct 15, 2026. 21 of them are hiring right now. Largest teams: GoCardless, LemFi, and Plate IQ. Latest round: IMMIX raised €3.12M (Oct 8, 2026).
52 startupsPage 2 of 2
What they do:
Accounting software that works for you
Quick facts:
HQ: London, United Kingdom
What they do:
AI Agents for Advisory & Financial Services.
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HQ: London, United Kingdom
Minimum
Hiring
What they do:
Helping corporates achieve Net Zero through tech solutions.
Quick facts:
HQ: London, United Kingdom
YC S20Early stage
What they do:
The multicurrency account and card for Brazilians
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HQ: London, United Kingdom
What they do:
Financial intelligence for every investor
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HQ: London, United Kingdom
What they do:
AI-powered workflow automation for US healthcare providers.
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HQ: London, United Kingdom
What they do:
Recover payment failures and maximize subscription Revenue
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HQ: London, United Kingdom
Quick facts:
HQ: London, United Kingdom
Funding:
$6.93M · Debt · May 2026
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HQ: Edinburgh, United Kingdom
Funding:
$6.46M · Equity · Apr 2026
Fat Llama
Acquired
What they do:
Fat Llama is the first fully insured peer-to-peer rental marketplace.…
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HQ: London, United Kingdom
inai
Acquired
What they do:
Segment for global payments
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HQ: London, United Kingdom
Tranch
Acquired
What they do:
Tranch is the invoice to payments platform for enterprises.
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HQ: London, United Kingdom
Catamaran
Acquired
What they do:
The AI-powered risk decision platform
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HQ: London, United Kingdom
Look After My Bills
Acquired
What they do:
Personal fintech - we optimise your bills, every year, automatically.
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HQ: United Kingdom
BuildStream
Shut down
What they do:
Workforce solutions for the construction industry
Quick facts:
HQ: London, United Kingdom