Company lists · Data refreshed September 2026

Top 25 Fintech app development firms worldwide

Name: Fintech app development firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 5,728 companies tracked

RevenueBase identified 5,728 company matches for fintech app development firms worldwide as of September 2026 and tracks 448,362 professional contacts across them, including 139,070 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for fintech app development firms worldwide, 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. Country and city lists for fintech app development firms follow the table.

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

5,728Companies

448,362Contacts tracked

139,070Verified emails

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The 25 largest fintech app development firms worldwide

Ranked by team size

Top 25 of 5,728 company matches for fintech app development firms worldwide, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	FIS	Exact match	Jacksonville, FL, United StatesHQ recorded Sep 28, 2026	10001+	38,885 contacts →
	Exact match “Unlocking financial technology.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Fiserv	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 28, 2026	10001+	34,513 contacts →
	Exact match “Fiserv, Inc.(NASDAQ: FISV) is a global technology leader committed to delivering innovative and transformative financial services experiences for clients in more than 100…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Revolut	Exact match	London, United KingdomHQ recorded Sep 28, 2026	10001+	16,636 contacts →
	Exact match “People deserve more from their money.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Nubank	Exact match	São Paulo, BrazilHQ recorded Sep 28, 2026	5,001-10,000	10,605 contacts →
	Exact match “Nu is one of the largest digital financial services platforms in the world, serving 135 million customers across Brazil, Mexico, and Colombia.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Intellect Design Arena LTD	Exact match	Chennai, IndiaHQ recorded Sep 28, 2026	5,001-10,000	7,843 contacts →
	Exact match “Intellect Design Arena Ltd is a global leader in enterprise-grade financial technology, delivering composable and intelligent solutions to forward-looking financial institutions…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Temenos	Exact match	Lancy, SwitzerlandHQ recorded Sep 28, 2026	5,001-10,000	6,797 contacts →
	Exact match “Our mission at Temenos is to lead financial institutions forward by innovating on the most widely-used, and most trusted, technology solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Jack Henry	Exact match	Monett, MO, United StatesHQ recorded Sep 28, 2026	5,001-10,000	6,759 contacts →
	Exact match “Jack Henry (Nasdaq: JKHY) is a well-rounded financial technology company that strengthens the connections between people and their financial institutions through technology and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Oracle Financial Services Software Limited	Exact match	Mumbai, IndiaHQ recorded Sep 28, 2026	10001+	6,534 contacts →
	Exact match “Oracle helps banks simplify processes, innovate on demand, and drive predictive insight.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Picpay	Exact match	Sao Paulo, BrazilHQ recorded Sep 28, 2026	1,001-5,000	5,905 contacts →
	Exact match “O PicPay (Nasdaq: PICS) é um dos principais bancos digitais do país, fundado em 2012, com o objetivo de simplificar a vida financeira dos brasileiros.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	ADYEN	Exact match	Amsterdam, NetherlandsHQ recorded Sep 28, 2026	1,001-5,000	5,233 contacts →
	Exact match “Adyen (AMS: ADYEN) is the financial technology platform of choice for leading companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	TBC	Exact match	Tbilisi, GeorgiaHQ recorded Sep 28, 2026	5,001-10,000	5,151 contacts →
	Exact match “ჩვენ ვართ თიბისი - წამყვანი ფინანსური ინსტიტუტი რეგიონში, სადაც გამბედავი და მიზანსწრაფული გუნდი, ჩვენს მისიას ვასრულებთ და ადამიანების ცხოვრებას ვამარტივებთ.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Airtel Payments Bank	Exact match	Gurugram, IndiaHQ recorded Sep 28, 2026	1,001-5,000	4,826 contacts →
	Exact match “Airtel Payments Bank is one of India’s fastest‑growing digital banks, built to deliver safe, smart, and simple banking through powerful, intuitive digital platforms.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Moniepoint Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	3,834 contacts →
	Exact match “Moniepoint Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Tecban	Exact match	Barueri, BrazilHQ recorded Sep 28, 2026	5,001-10,000	3,694 contacts →
	Exact match “A Tecban atua no encontro do físico e do digital para simplificar o presente e aproximar o futuro de bancos, negócios e pessoas.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Cash APP	Exact match	New York, GA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,991 contacts →
	Exact match “It all started with an idea at Block in 2013.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	FAWRY	Exact match	Cairo, EgyptHQ recorded Sep 28, 2026	5,001-10,000	2,907 contacts →
	Exact match “Fawry for Banking Technology and Electronic Payments S.A.E.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Q2	Exact match	Austin, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,834 contacts →
	Exact match “Q2 is a financial experience company dedicated to providing digital banking and lending solutions to banks, credit unions, alternative finance, and fintech companies in the U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Bottomline	Exact match	Portsmouth, NH, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,548 contacts →
	Exact match “At Bottomline, we help businesses pay and get paid.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Incomm Payments	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,409 contacts →
	Exact match “InComm Payments is an innovative global payments technology provider.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Aman Holding	Exact match	Cairo, EgyptHQ recorded Sep 28, 2026	5,001-10,000	2,400 contacts →
	Exact match “AMAN Holding, one of Raya Holding Subsidiaries is a leading Egyptian Fintech Company that provides easy financial solutions to its customers using smart technology.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	CHIME	Exact match	San Francisco, NY, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,258 contacts →
	Exact match “Chime was created because we believe everyone can unlock financial progress, and we want to develop solutions and services to empower people to succeed.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Yapı Kredi Teknoloji	Exact match	TürkiyeHQ recorded Sep 28, 2026	10001+	2,241 contacts →
	Exact match “Yapı Kredi Teknoloji, finans sektöründe yenilikçi, kaliteli ve yüksek katma değerli ürünler ve çözümler üreten bir teknoloji şirketidir.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Riverty	Exact match	Baden-baden, GermanyHQ recorded Sep 28, 2026	5,001-10,000	2,146 contacts →
	Exact match “Riverty is a FinTech company that offers a new perspective on financial solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Innotech	Exact match	Moscow, RussiaHQ recorded Sep 28, 2026	5,001-10,000	2,138 contacts →
	Exact match “Innotech is a fast-growing high-tech company, part of T1 Group, since 2020 has been providing cutting edge software solutions for the banking industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	ZETA	Exact match	San Francisco, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,075 contacts →
	Exact match “Headquartered in San Francisco, California, Zeta was named by Celent in 2023 as being among the likeliest partners for US banks and credit unions looking to modernize to a…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “fintech app development firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 5,728 fintech app development firms worldwide

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Fintech app development firms worldwide at a glance

As of Sep 28, 2026

31.0%Verified-email coverage

78.3Average contacts per company

11-50Median size (employees)

4.0%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

1,700

11-50

2,266

51-200

1,108

201-500

340

501-1,000

136

1,001-5,000

118

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for fintech app development firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “fintech app development firms” 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. 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 139,070 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.

Fintech app development firms by location

57 lists · largest first

Every Fintech app development firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many fintech app development firms are there worldwide?

RevenueBase identified 5,728 company matches for fintech app development firms worldwide 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?

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

Which country has the most fintech app development firms?

The United States leads with 722 companies, followed by India (707) and the United Kingdom (324). Every fintech app development firms list by country and city is linked on this page.

Which city has the most fintech app development firms?

London leads with 228 company records, followed by Singapore (115) and Sao Paulo (113).

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 139,070 professional contacts with verified work emails tracked across these 5,728 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.

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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.