Top 100 Financial App Development Companies in the United Kingdom

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Top 100 Financial App Development Companies in the United Kingdom

February 2023

Looking for a top finance mobile app agency in the United Kingdom?

The best feature of financial apps is tracking spending and transactions. Understanding how much you spend and in what categories like dining, groceries, or gas can help you save money. 

Jump to Most Reviewed Companies

List of the Best United Kingdom Finance Mobile App Developers

  • 1
    • Scheduling

      4.5
    • Quality

      4.7
    • Cost

      4.4
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • Newcastle upon Tyne, United Kingdom

    Founded in 2007, hedgehog lab is a global software consultancy of 200+ that specializes in multi-platform software and device innovation. Headquartered in London with six offices across three continents, their team architects, designs, and develops app solutions that prepare brands for the future of post-PC devices.

    Clients

    • Aviva
    • AJ Bell
    • LaserShip
    • Santander

    Industries

    Notable Project

    hedgehog lab works on app development for Android and iOS for an InsurTech company. They’ve built a software development kit for the client’s mobile technology using JavaScript, Kotlin, Swift, and Objective-C.

    “hedgehog lab invests time and effort into our products and creates greater opportunities for us to explore together.”

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  • 2
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • Salford, United Kingdom

    Apadmi is a 140+ member mobile tech group specializing in app development, IoT, and consulting for big data, BI, and SI. Founded in 2009 and based in Manchester, UK, their team excels at helping organizations use technology to achieve a competitive advantage.

    Clients

    • BBC
    • Argos
    • Lexus
    • Range Rover

    Industries

    Notable Project

    Apadmi provided coding, development, and design services for development of a device monitoring platform. The project required the agency to perform with little oversight and involved complete complex tasks.

    "The project was a success and has led to a substantial increase in the amount of analyzers that we are now selling."

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  • 3
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 250 - 999 employees
    • London, United Kingdom

    One Beyond is a bespoke software development and digital transformation company headquartered in London with additional engineering centers in Madrid (Spain), Budapest & Szeged (Hungary) and Bucharest (Romania). Across international locations, they have a team of more than 350 individuals providing custom software, web and mobile application development and large- scale digital transformation to a diverse clientele.They support large established businesses, nonprofits, government organizations, and VC-funded startups

    Clients

    • Smith & Nephew
    • GAIL's Bakery
    • Costa Express
    • Pearson

    Industries

    Notable Project

    One Beyond (formerly DCSL GuideSmiths) developed a cloud-based web app for a contract company. The digital tool lets users define large construction projects and streamlines the procurement process for contractors.

    “Whenever there was a problem, they helped us come up with a solution.”

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  • 4
    • $50,000+
    • 50 - 249 employees
    • York, United Kingdom

    Netsells is an app development agency based in York, UK. The agency was founded in 2009 and now employs a team of about 30. Netsells specializes in mobile app development, but also provides web development and UX/UI design services. Most of Netsell's clients are small to midmarket businesses.

    Clients

    • Hiscox
    • Uber
    • Trainline
    • Warburtons

    Industries

    Notable Project

    Netsells designed and developed the client’s website and integrated their existing booking management system. The agency also provides SEO marketing services.

    "With Netsells, you get a lot of added value you get beyond what you pay for.. Netsells is very collaborative."

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  • 5
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Founded in 2010, Magora is a 50+ team of web and mobile app designers and developers based in London. Whether it’s B2B or B2C, the firm creates bespoke software that integrates with existing business solutions to enable user-centered interaction and scalable software architecture.

    Clients

    • Danone
    • Unilever
    • Toyota
    • Royal College of Art

    Industries

    Notable Project

    Magora Systems has helped with DevOps and worked on the main core system for a mobility solutions company. They’ve also built systems from scratch using PHP, JavaScript, and relational databases hosted on AWS.

    “They’re a stable and reliable team.”

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  • 6
    • Scheduling

      4.6
    • Quality

      4.7
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • London, United Kingdom

    Waracle is a digital products specialist in the UK with offices in London, Glasgow, Edinburgh, and Dundee. Founded in 2007, the company has more than 150 employees delivering high performance apps for mobile, web, Internet of Things, mixed reality, artificial intelligence, and voice. Waracle operates across a range of industry sectors, from fintech, energy, and digital health, to industrial IoT and oil and gas.

    Clients

    • Virgin Money
    • Scottish Power
    • Sainsbury’s Bank
    • Royal London

    Industries

    Notable Project

    Waracle developed a mobile app for helping companies and citizens waste fewer food resources. They began by creating the iOS version and widget, then later built an Android version.

    "They were always happy to come to our offices and present and to offer us advice."

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  • 7
    • Scheduling

      4.4
    • Quality

      4.6
    • Cost

      4.6
    • NPS

      4.8
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    • $75,000+
    • 10 - 49 employees
    • London, United Kingdom

    Glance Creative Ltd. is an app development firm founded in 2016. Based in London, the team of 10 specializes in mobile app development, UX/UI and wearable app development. They mainly serve small business and midmarket clients in the entertainment, media and consumer products industries. 

    Clients

    • The Times
    • The Sun
    • Universal Music
    • Lucozade

    Industries

    Notable Project

    A logistics company hired Glance to create an MVP of their custom booking and sales system. The service provider subcontracted this development work to complete the build.

    "I think more transparency would have helped me make better informed decisions."

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  • 8
    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom

    The Distance App Developers is a mobile app development company based in London with an additional office in York, United Kingdom. Founded in 2009, the team of 24 specializes in mobile app development, UX/UI design, and application management and support. They work primarily with midmarket clients in the advertising and marketing, business services, and education industries.

    Clients

    • Eurotunnel
    • Virgin Trains East Coast/LNER
    • Adidas
    • EDF Energy

    Industries

    Notable Project

    The Distance App Developers is building a mobile app that functions as a crypto wallet for an ML company. They’re using the client’s SDK, JSON files, and JavaScript to mimic a desktop app’s features.

    “They’ve delivered on all technical requirements and aesthetic requests in equal measure.”

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  • 9
    • Scheduling

      4.5
    • Quality

      4.7
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom

    Fortnight is a boutique design and development studio based in Manchester, U.K., with offices in London and New York. The studio, founded in 2014, has a team of more than ten that provides mobile app development, branding, product design, web design, and UX/UI design services to small and larger-sized companies. 

    Clients

    • OnePlus
    • Bumble
    • Thursday
    • Simba Sleep

    Industries

    Notable Project

    Fortnight provided website creation and app development. They built an interactive app for a digital offering. 

    "We are really happy with this partnership."

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  • 10
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • Shoreham, United Kingdom

    Brightec is a native mobile app development company based in Brighton with a satellite office in London. Begun in 2006, their 10+ team creates agile and functional business solutions for both iOS and Android.

    Clients

    • Morrisons Supermarkets
    • Willis Towers Watson
    • Ziffit
    • KitchenCraft

    Industries

    Notable Project

     Brightec developed 5 mobile apps for various platforms. They assist with design work for the apps as well as web applications. The team is required to complete complex apps with several calculations.

    "We’ve found that they’re quite a talented bunch of iOS and Android developers." 

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  • 11
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Studio Graphene is a 90+ employee interdisciplinary team of strategists, designers, developers, and product managers. Studio Graphene is headquartered in London with studios in New Delhi, Lisbon, and Geneva. They collaborate with clients — from startups to established businesses — to define the details and specifications of projects, including custom software development, mobile app development, and UX/UI design.

    Clients

    • Diageo
    • Nesta
    • Harth
    • Mars

    Industries

    Notable Project

    Studio Graphene developed a personalization functionality for a mental health company's platform. Their resources redesigned the platform's onboarding flow and developed a new customer engagement product. 

    "Their development skills are excellent."

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  • 12
    • $50,000+
    • 50 - 249 employees
    • Belfast, United Kingdom

    Instil Software is a software engineering firm based in Belfast, Northern Ireland. Founded in 2005, Instil has about 30 employees that work across a variety of industries. They offer custom software development, mobile app development, cloud consulting and software integration, IoT, and web development.

    Industries

    Notable Project

    Instil Software provided custom software development services for a body-worn video camera manufacturer. The team is constructing a digital evidence management system for reviewing security footages.

    "All key deliverables were met on time, often exceeding expectations."

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  • 13
    • Scheduling

      4.7
    • Quality

      5.0
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 10 - 49 employees
    • Cardiff, United Kingdom

    Formed in 2003, Rantmedia is a mobile app development agency of 10+ designers, developers, and app testers. From their headquarters in Cardiff, this award-winning team provides innovative and outstanding digital solutions for organizations of any size.

    Clients

    • BBC London
    • Thales
    • NHS
    • Admiral Insurance

    Industries

    Notable Project

    Rantmedia built an Android and iOS app that interacted with an iBeacon device. They developed features, designed a user interface, and integrated functions with the device firmware.

    "[E]verything went very smoothly and they were good to work with."

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  • 14
    • $50,000+
    • 50 - 249 employees
    • Reigate, United Kingdom

    Sonin is a mobile app development agency based in Reigate, England, and was founded in 2008. Their team of 28 employees specializes in mobile app development, web development, and UX/UI design.

    Clients

    • FatFace
    • Morrisons & Schwartz
    • esure
    • The British Museum

    Industries

    Notable Project

    Sonin App Development developed a web application that allowed users to browse through hundreds of textiles while offline. Their team was responsible for design and development work.

    "They ensured the solution we asked for was going to give us the best result."

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  • 15
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 10 - 49 employees
    • Manchester , United Kingdom

    Founded in 2010, Silverchip is located in Manchester, United Kingdom. Their team of 13 employees provides mobile app development and custom software development services for enterprise, midmarket, and small businesses.

    Clients

    • Suits Me Banking
    • England Squash
    • LGBT Foundation
    • Boundary Outlet

    Industries

    Notable Project

    Silverchip developed a documentation system to make it quicker and more customizable. They built out the database architecture and added a template builder. They developed with React, JavaScript, and C++.

    “They enjoy what they do, and it shows in what they deliver to their clients.”

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  • 16
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 10 - 49 employees
    • London, United Kingdom

    STAKK is a London-based mobile app company founded in 2020. With fewer than 50 employees, they specialize in mobile app development, web development, and UX/UI design for clients that work in various industries, such as IT, business services, and the government.

    Clients

    • The British Museum
    • Nivoda
    • London North Eastern Railway (LNER)
    • MyCoach School

    Industries

    Notable Project

    Stakk provides web development and maintenance services for a fitness company. They rebuilt the website, revamping MemberPress and matching the UX to the client’s app. Currently, they provide site maintenance.

    "I appreciate the amount and depth of communication we get from Stakk."

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  • 17
    • Scheduling

      4.9
    • Quality

      4.8
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom
    Mobile app development company WorkinGeeks is headquartered in London, United Kingdom and New York, New York. The small team provides mobile app development, ux/ui design, web development, and Artificial Intelligence and was founded in 2018.

    Clients

    • Kinokhod
    • Evotor
    • Prime
    • CryptoTrader

    Industries

    Notable Project

    Workin Geeks developed an app for a COVID-19 contact tracking company. The app uses Bluetooth for tracking.

    "They are very talented and very professional."

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  • 18
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.8
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Powercode is a web development agency based in Kyiv, Ukraine founded in 2015. They are operated by a team of 66 who are experts in web, mobile app, and custom software development for clients ranging from startups to enterprises. They have experience working in industries such as financial services, business services, and IT. They are also familiar with working with platforms like Amazon, Linux servers, and Azure, among others.

    Industries

    Notable Project

    A digital marketing agency hired Powercode to update the UX/UI designs of their website and improve visual elements. They ensured that the UX/UI designs would be suitable for smartphones and tablets

    "The Powercode experts are highly qualified, and they have vast experience and creativity."

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  • 19
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • London, United Kingdom

    Old.St Labs is a software development business based in London. The business, founded in 2020, has a team of more than ten that provides custom software development, mobile app development, UX/UI design, web design & development, and AI services. Old.St Labs serves small and mid-market companies in the advertising & marketing, education, financial services, health care & medical, and legal industries.

    Clients

    • Kopona
    • Brain.Health
    • CityMunch
    • Altus Investment Management Ltd

    Industries

    Notable Project

    Old.St Labs is developing a web app for a mental healthtech company. The team does front- and backend development using Java, and works with external companies for the design and AWS deployment of the web app.

    "The team is really eager to produce the technology and satisfy their client."

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  • 20
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Core Blue Ltd is a software engineering company based in London with an office in Plymouth, U.K. The company, founded in 2015, has a team of less than ten that provides custom software development, mobile app development, web development, and IoT development services to various companies.

    Clients

    • Bank of Kigali
    • Kuoni
    • SAP
    • PayPoint

    Industries

    Notable Project

    CoreBlue creates a scalable web app for a luxury holiday rental firm by making its core system a web API. They also use React.js and Next.js to build the interface as a server-side rendered single-page app.

    "CoreBlue is receptive to feedback and worked with me to ensure we hold the platform to the highest standard."

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  • 21
    • Scheduling

      4.3
    • Quality

      4.7
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom

    Softwire is a digital design, engineering and support agency, with offices in London, Cambridge and Manchester. Employing over 200 engineers we create bespoke digital software, mobile apps, and offer strategic IT consulting for some of the UK’s leading brands including the BBC, David Lloyd Clubs, Channel 5 and many large Government Departments.

    Clients

    • The BBC
    • David Lloyd Clubs
    • RSA
    • The Cabinet Office

    Industries

    Notable Project

    Softwire served as a research partner for one side of a collaboration. They aggregated AI data sets to support third-party complex machine learning. The team also created posters for an industry conference.

    "We got what we wanted out of the engagement and stayed in budget."

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  • 22
    • $25,000+
    • 2 - 9 employees
    • York, United Kingdom

    Thumbmunkeys Ltd is a mobile app development company based in York, United Kingdom. This company was founded in 2012 and has 25+ employees. Thumbmunkeys Ltd is responsible for mobile app development, web development, and wearable app development.

    Clients

    • Capita
    • Transport for London
    • Stansted Express
    • SAP

    Industries

    Notable Project

    Overseeing the entire development process, Thumbmunkeys enhanced an existing mobile application. The app is built in Xamarin and is compatible with iOS and Android.

    “They’re very transparent and do high-quality work.”

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  • 23
    • Scheduling

      4.7
    • Quality

      4.7
    • Cost

      4.3
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 2 - 9 employees
    • Gateshead, United Kingdom

    ARCH is a digital solutions firm specializing in the design, development, and hosting of websites, mobile apps, and business systems. They also have extensive experience in e-commerce, intranet, e-learning, CMS and CRM systems. Founded in 2005 and headquartered in London, with an office in Gateshead, U.K., their team consists fo fewer than 10 employees. 
     

    Clients

    • Nestle
    • So Vegan
    • NHS Engalnd
    • SKIN

    Industries

    Notable Project

    ARCH developed a mobile app for an independent charity, mainly focusing on the app's UX. They initially had a discovery meeting to identify the client's goals and agreed on the project's scope and technology. 

    "The initial response has been great."

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  • 24
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • Edinburgh, United Kingdom

    xDesign is a design and development company in Edinburgh, U.K. Founded in 2010, their team of 50+ provides web development and mobile app development services to small business, midmarket, and enterprise clients across various industries. 

    Clients

    • PayPal
    • Heineken
    • World Health Organization
    • William Grant & Sons

    Industries

    Notable Project

    xDesign (formerly Bemo Ltd) created a Universal Windows app for Xbox that allows users to search for travel destinations. While developing a POC for an API, they were able to expand the platform to include hotels and car prices.

    "We worked well together by collaborating remotely and coming together when necessary."

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  • 25
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    Blott.io, a small mobile app development firm, is in London, United Kingdom; Johannesburg, South Africa and Colombo, Sri Lanka. They provide mobile app development, ux/ui design, product design, custom software development, and more and were founded in 2018.

    Industries

    Notable Project

    Blott.io is developing a financial services company’s website. The site features information about the company, and it’s integrated with partner APIs.  

    "Blott.io's extensive experience and business-oriented nature have made them an ideal partner to launch my platform."

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  • 26
    • $25,000+
    • 10 - 49 employees
    • london, United Kingdom

    Thought&Function is a digital agency founded in London in 2017 with no more than 10 members. They are experts in web development, mobile app development, and UX/UI design solutions for clients in the industries of financial services, education, and health care.

    Clients

    • DoctorLink
    • AllPlants
    • ProperCorn
    • Kano

    Industries

    Notable Project

    Thought&Function supported various stages of growth for a fintech company. They built websites, incorporated SMS and open banking features into an app, and helped evaluate CTO candidates.

    “The work they do is instrumental to our process, and they really help us with our exploration.”

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  • 27
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Heveloon ltd is a mobile app development company in London, United Kingdom. Founded in 2018, they have about 5 employees that serve mostly small-business and midmarket clients in the medical, business, and financial services sectors. Services include mobile app development, blockchain, and enterprise app modernization. 

    Clients

    • Cocconapp
    • TherapYOU
    • Cabalda
    • Wtatruffles

    Industries

    Notable Project

    Heveloon ltd provided custom software development services for a blockchain-powered fashion marketplace. This mainly involved API management and the implementation of blockchain tools.

    "They were a very professional and skilled team."

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  • 28
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Red C London is a mobile app development agency, founded in 1997. Based in London, their team of 11 specializes in mobile app development, web design, and UX/UI design. They work primarily with enterprises and midmarket businesses, focusing on financial services, government, and nonprofits.  

    Clients

    • Sony
    • Save The Children
    • NHS
    • Thames Water

    Industries

    Notable Project

    Red C developed a custom monitoring system for water efficiency audits. This was essentially a calendar-based system optimized for tablets that allowed multiple teams to access crucial tracking information. 
     

    "Red C can usually turn a project around in eight weeks. It's impressive. They're very flexible and quick."

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  • 29
    • $25,000+
    • 10 - 49 employees
    • London , United Kingdom

    AVAMAE is a software solutions agency run by a team of fewer than 50 professionals founded in 2011. Based in London, the company offers custom software, web, and mobile app development services for small and medium-sized businesses from various industries, such as business services, financial services, and health care.

    Clients

    • BetDSI
    • Strengthscope
    • Clevry
    • Buyfair

    Industries

    Notable Project

    AVAMAE Software Solutions Ltd is helping a showering products manufacturing company develop their cloud-based infrastructure using Microsoft Azure IoT Hub. Their scope includes API and IoT development.

    “AVAMAE is very responsive, and they’ve delivered everything on time and as required.”

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  • 30
    • Scheduling

      4.4
    • Quality

      4.6
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    Incepteo is an innovation-led ‘IDEA TO MARKET’ technology services firm providing 360-degree offerings starting from software development, hosting, support, and digital marketing. Our mantra is to deliver growth outcomes with entrepreneurial vision, effective user experience, and innovation. We bring start-up know-how, corporate maturity, and strategic techno- entrepreneurial experience on the table from inception to growth phases.

    Clients

    • Geodis
    • Betterlogic
    • Capium
    • Vision Engineering

    Industries

    Notable Project

    Incepteo re-platformed 14 websites to WordPress for an industrial microscopy equipment manufacturer. They created page layouts that took into account different languages and made performance improvements.

    “It was very obvious that each member of the organization who worked on our project wanted our project to succeed.”

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