Company lists · Data refreshed September 2026

Top 25 Fintech app development services based in London, United Kingdom

RevenueBase identified 170 company matches for fintech app development services associated with London, United Kingdom as of September 2026 and tracks 6,880 professional contacts across them, including 1,309 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for fintech app development services associated with London, United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
170Companies
6,880Contacts tracked
1,309Verified emails
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The 25 largest fintech app development services based in London, United Kingdom

Ranked by team size
Top 25 of 170 company matches for fintech app development services based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 28, 2026501-1,000576 contacts →

Exact match

“SPD Technology is a global software product development company with over 650 talents and delivery centers across Europe.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200552 contacts →

Exact match

“Lendable is a platform that makes borrowing money and saving money effortless; across loans, credit cards, car finance, utility bills, insurance, mobile contracts and more.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500441 contacts →

Exact match

“We are a company on a mission to build a global financial ecosystem that empowers individuals and businesses to have more control over their financial lives.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500193 contacts →

Exact match

“Fintech Farm helps traditional banks to create and run digital banks (aka neobanks).”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-50071 contacts →

Exact match

“RNDpoint is a global software solutions provider with a focus on FinTech, AI, and software development productivity.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20067 contacts →

Exact match

“Riskcare is a financial services consultancy at the forefront of Fintech innovation, delivering world-class trading and risk technology, with offices in London and New York.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20057 contacts →

Exact match

“At Nimble AppGenie, we are a global Fintech App Development Company delivering secure, scalable, and high-performance digital solutions for startups, enterprises, and financial…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20053 contacts →

Exact match

“Velmie is a digital banking system integrator and mobile app delivery partner for regulated fintech programs.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20050 contacts →

Exact match

“We are an innovative engineering team, focused on transforming financial services globally.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20045 contacts →

Exact match

“TotallyMoney is one of the UK’s best companies to work for, voted 9th best in finance and 5th best mid-sized company in London.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5041 contacts →

Exact match

“MWAN Mobile provides products, software development services and consulting in the Blockchain, Fintech & Mobile payments and the Mobile and Digital space.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5040 contacts →

Exact match

“JPSB Group is a global financial technology consultancy comprised of senior professionals, operating from locations in the UK, Canada, and the US.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-50040 contacts →

Exact match

“At Finhub, we are building the infrastructure powering the next generation of embedded finance, digital banking, and payment ecosystems across the UK, Europe, Switzerland, and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20034 contacts →

Exact match

“Established in 1998, Netdania has emerged as a leading figure in financial technology.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5024 contacts →

Exact match

“Simplify Synergy is a transformative FinTech startup that provides innovative technological solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“Founded in 2013 by Java Champion Peter Lawrey, Chronicle Software is on a mission to revolutionise financial technology through proven practices and collaboration.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5018 contacts →

Exact match

“KAF Technology is one of the leading fintech company that has transformed the industry by providing niche and robust financial solutions for the customers in the region.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20017 contacts →

Exact match

“Pri-Num is a leading fintech company specializing in digital payment solutions and technology implementation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Zeux IT Services was born from growing need of fintech infrastructure solutions in the industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20016 contacts →

Exact match

“Innovation Meets Excellence Providing transformative AI solutions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5015 contacts →

Exact match

“Finxone is a revolutionary fintech platform that empowers anyone to build their own financial applications without any coding knowledge.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5013 contacts →

Exact match

“We’re a digital design and development studio that have been transforming the way major financial institutions and enterprises work, think and perform for 10+ years.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5013 contacts →

Exact match

“Orbit is an AI-powered platform for financial services, combining an AI Studio with a comprehensive knowledge base giving you an accuracy, transparency, and efficiency that was…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5013 contacts →

Exact match

“Fideum is a dynamic fintech firm on a mission to streamline the digital transformation of financial institutions, banks, and SMEs with a turn-key, regulatory-compliant and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 28, 20261-1013 contacts →

Exact match

“Opentecc is a specialized technology company that builds innovative web and mobile applications.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 170 fintech app development services based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 1,309 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Fintech app development services based in London, United Kingdom at a glance

As of Sep 28, 2026
19.0%Verified-email coverage
40.5Average contacts per company
11-50Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
75
11-50
70
51-200
16
201-500
7
501-1,000
2

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 170 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with London, United Kingdom whose business descriptions match “fintech app development services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,309 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “fintech app development services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many fintech app development services are there based in London, United Kingdom?

RevenueBase identified 170 company matches for fintech app development services associated with London, United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

SPD Technology tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United Kingdom has the most fintech app development services?

London leads the United Kingdom with 170 company records, followed by Leeds (7) and Brighton (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,309 professional contacts with verified work emails tracked across these 170 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 170 fintech app development services based in London, United Kingdom. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.