Sector · United Kingdom

Fintech & Finance AI startups in the UK

AI companies reshaping money, from capital markets and lending to payments, wealth and accounting. London's position as a global financial centre makes it a natural home for AI built for finance.

16
Companies
90
UK & remote roles open
04Payments

Primer

Payments orchestration infrastructure that connects processors, optimises routing and unifies the payment stack.

City of LondonSeries C
20 UK rolesprimer.io
05Finance AI

Stacks

Uses agentic AI to automate financial close, reconciliations and journal entries for enterprise finance teams.

LondonSeries A
8 UK rolesstacks.ai
06Payments AI

Adfin

Agentic finance platform automating invoicing, payment collection and cashflow for small businesses.

ShoreditchSeries A
Careers →adfin.com
07Fintech AI

Model ML

AI workspace built for financial services, automating analysis and client-ready documents for banks and investors.

King's CrossSeries A
Careers →modelml.com
08Wealth AI

Saturn

AI operating system automating compliance, back-office and research workflows for wealth managers and advisers (YC S24).

LondonSeries A
7 UK rolessaturnos.com
09Finance AI

finbar

AI investment analyst automating financial modelling, research and data analysis for hedge funds and investors (YC W25).

LondonSeed
Careers →finbar.com
11Finance AI

Zalos

Computer-use AI agents automating reconciliation, billing and month-end close inside existing ERP and banking systems (YC F25).

LondonSeed
Careers →zalos.ai
12Finance AI

Rex

AI-native order-to-cash service whose agents run collections, reconciliation and portal uploads end to end (YC S26).

LondonSeed
Careers →rex.inc
13Finance AI

Capsa AI

Capsa AI provides an agentic AI platform that indexes a private capital firm's internal knowledge to automate deal sourcing, due diligence and portfolio monitoring.

King's CrossSeries A
6 UK rolescapsa.ai
14Finance AI

Finster AI

AI-native research platform that automates financial analysis and workflows for investment banking and asset management teams with source-cited AI agents.

King's CrossSeries A
Careers →finster.ai
15Fintech AI

Ramp

New York spend-management fintech standing up a London team; AI agents that automate corporate cards, expenses and accounts payable.

LondonSeries F
13 UK rolesramp.com
16Fintech AI

Noggin HQ

One of very few new UK credit reference agencies licensed in a decade; scores creditworthiness from permissioned open-banking cashflow rather than credit history, with bias monitoring on the models. Founded by two friends who were both refused credit while working full time.

NewcastleSeed
Careers →nogginhq.com
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