Top 100 Dot Net Developers in London

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Top 100 Dot Net Developers in London

December 2023

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List of the Best London .NET Development Services

  • 1
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Founded in 1998 in Denver, Itransition now has multiple offices in the U.S., U.K., E.U., and locations in eastern Europe housing more than 2,200 employees. They help power enterprises and SMBs globally with their digital solutions in the areas of business process automation, AI, data analytics, customer experience, and others. 

    Clients

    • Expedia
    • Xerox
    • Toyota
    • eBay

    Industries

    Notable Project

    Itransition is helping develop and design a web and mobile app for a forensic ballistics company, including the entire backend infrastructure. Currently, they’re working on an AIML project as well.

    “Excellency is the most important characteristic of Itransition; they apply it to everything they do.”

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  • 2
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Based in Vienna, VA, 10Pearls designs and maintains apps for various companies. The company and its nearly 350 employees have experience in cybersecurity, product development, and UX/UI design.

    Clients

    • HughesNet
    • Johnson & Johnson
    • PayPal
    • CocaCola

    Industries

    Notable Project

    10Pearls provides software development resources to augment the team of a digital business platform. These resources use Starlette, Java, CSS, HTML, Oracle, and Azure DevOps Services as the technology stack.

    “They have very good processes in place to achieve better results.”

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  • 3
    • $25,000+
    • 50 - 249 employees
    • Croydon, United Kingdom

    Founded in 2005 and headquartered in Croydon, UK, GoodCore Software specializes in bespoke software development. WIth a team of about 50 employees, the company offers web and mobile app development to startups and established businesses alike. Engagement options include fixed- cost and dedicated development teams.

    Clients

    • Printed Music Licensing
    • Weight Loss Resources
    • GC Business Finance
    • XTracked Deliveries

    Industries

    Notable Project

    GoodCore developed a SaaS application for managing briefing programs and events for Fortune 100 companies. The team coded in React and Laravel for creating a web-based application. The application helped automate and streamline the management of corporate events, briefing programs and meetings.

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  • 4
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Headquartered in New York, Vention is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, Vention has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, Vention's talent pool includes 3500+ engineers with experience in all of the latest technologies.

    Clients

    • ClassPass
    • ZEFR
    • Gain Capital (forex.com)
    • Merkle

    Industries

    Notable Project

    Vention provides staff augmentation services to a SaaS solutions provider. The scope includes software and feature development and maintenance across the product line.

    "They are all developers capable of delivering their responsibilities."

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  • 5
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.6
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.

    Clients

    • Samsung
    • Johnson & Johnson
    • GlobePayroll
    • Siemens

    Industries

    Notable Project

    A ride-hailing company has hired Andersen Inc. to develop two new financial products. The team is responsible for front- and backend development, integrations, testing, and analytics set-up.

    "The team is highly flexible and responsive to any business need in no time."

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  • 6
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 250 - 999 employees
    • London, United Kingdom

    TkXel is a mobile app and web development company founded in 2007. With its headquarters in Reston, Va., and an office in Lahore, Pakistan, they have a team of 318 employees. Their services include mobile app development, web development, and custom software development. They primarily serve small and midmarket clients. 

    Clients

    • ABB
    • Nokia
    • Groupon
    • TELUS

    Industries

    Notable Project

    Tkxel has helped a software consulting and development company streamline and optimize their processes and integrate data seamlessly. The team has also worked on enhancing the client's customer interactions.

    "I'm impressed with their solutions."

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  • 7
    • Scheduling

      4.6
    • Quality

      4.7
    • Cost

      4.5
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 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 has developed a web app for a video production company. The team has worked on building new features for the platform and has handled everything from wireframing and design to JavaScript development. 

    “They’re accessible, and it doesn’t feel like I’m working with a faceless team.”

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  • 8
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Influential Software is a software development firm in London, United Kingdom; Maidstone, United Kingdom and Glasgow, United Kingdom. The firm focuses on custom software development, web development, BI & big data consulting & SI, IT managed services, and more and has a midsize team.The firm was launched in 1993.

    Clients

    • Deloitte
    • American Express
    • London Stock Exchange
    • Pret a Manger

    Industries

    Notable Project

    Influential Software has been hired by a healthcare training center to replace their legacy systems with more bespoke ones. The team has provided a tailored solution using .NET and a portal framework.

    "We are so impressed with the quality of work that was done."

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  • 9
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.9
    • NPS

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

    Appstronauts is a mobile app development company that was founded in 2015. They are headquartered in Warsaw, Poland with another location in Manchester, U.K. The company is made up of 11 employees and specializes in mobile app development, custom software development, and IT strategy consulting. Their client focus is small businesses, primarily in the business services, consumer products, and education industries.

    Clients

    • Solutions30
    • OTIS
    • Decathlon
    • Agora

    Industries

    Notable Project

    Appstronauts augments a multinational oil and gas firm's team for web and mobile app development projects. Before joining, the six developers have gone through an HR interview and tech-check with the client.

    "We are impressed by their approach, professionalism, confidence, and agility."

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  • 10
    • $25,000+
    • 250 - 999 employees
    • London, United Kingdom

    Altkom Software & Consulting, founded in 1998, is a software development company headquartered in Warsaw, Poland, with an additional office in Krakow, Poland. They specialize in custom software development, web development, and application management & support. The company has 130+ employees who work with enterprise, mid-market, and small businesses. The businesses they serve are mostly in the financial services industry. 
     

    Clients

    • BNP Paribas
    • AXA Insurance
    • Santander
    • Danone

    Industries

    Notable Project

    Volvo has hired Altkom Software & Consulting to digitize and automate their sales processes. The team is also responsible for developing dealer web pages and designing their UI/UX for the client.

    "I was most impressed with their involvement in the project and team communication skills."

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  • 11
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • Borehamwood, United Kingdom

    Binmile Technologies is a leading digital strategy and product engineering company based in India with offices globally and was founded in 2017. They have more than 200 employees that provide custom software, app development, web and e-commerce development, and app testing services with market-leading solutions. They expertly steer clients across the globe as they navigate their digital transformation powered by the latest technologies.

    Clients

    • Indigo
    • Adani
    • Nanovest
    • Prodigi

    Industries

    Notable Project

    A SaaS company tapped Binmile to provide engineers to augment their internal development teams. The engineers help with multiple projects involving web and mobile app development and web maintenance.

    "They were very prompt in their responses and always available."

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  • 12
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 1,000 - 9,999 employees
    • London , United Kingdom

    DataArt is a software engineering firm in München, Germany; Zug, Switzerland; London, England; and New York. Founded in 1997, they have about 3,000 employees that serve mainly midmarket and small-business clients in the financial, healthcare, and IT sectors. Services include custom software development, enterprise app modernization, and UI/UX design.

    Clients

    • The Carlyle Group
    • Nasdaq
    • Apax Partners
    • Monex

    Industries

    Notable Project

    DataArt provides e-commerce solutions for a B2B marketplace. The team is responsible for creating an automated and scalable solution that can be operated in multiple countries.

    "They try to solve problems in challenging times, which is highly appreciated."

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  • 13
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 250 - 999 employees
    • London, United Kingdom

    Coders Dev is a web design and mobile app development company based in London with offices in Singapore and Abu Dhabi, U.A.E. The company, founded in 2010, has more than 500 employees and provides web development and AI services. Coders Dev serves small and larger-sized companies in the health care & medical, hospitality & leisure, consumer products & services, financial services, gaming, telecommunications, automotive, manufacturing, and e-commerce industries. 

    Clients

    • British Telecom
    • eBay
    • Mannatech
    • Spirit Airlines

    Industries

    Notable Project

    A beauty products company hired Coders.Dev for mobile app development and UI/UX design. The team took care of user flows, Android native app development, and backend API integration using Java and Kotlin.

    ''I was absolutely astounded by the entire working environment and their internal team dynamics.''

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  • 14
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • London, United Kingdom

    Angry Nerds is a software development house based on Wroclaw, Poland. Established in 2015, they have more than 60 employees who provide app development services for global clients consisting mostly of small and mid-market firms. Their services include custom software development, web development, and mobile development for Android and iOS. They also offer staff augmentation.

    Clients

    • Homedot app
    • Cats and Dogs app
    • NeoTaste
    • Epaka

    Industries

    Notable Project

    Angry Nerds developed an interactive map and custom CMS for a UX design consultancy. They built the software based on the provided design, conducted tests, deployed it, and provided a CMS training workshop.

    "The Angry Nerds team was very responsive and quick to take action on any feedback we had."

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  • 15
    • Scheduling

      4.9
    • Quality

      4.8
    • Cost

      4.3
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 250 - 999 employees
    • London, United Kingdom

    Method is a strategic design firm based in New York with offices in London; Denver; Atlanta; Charlotte, N.C.; and San Jose, Calif. The firm, founded in 1999, has more than 130 employees and provides UX/UI design, custom software development, digital strategy, web development, and branding services. Method serves enterprise and mid-market companies in the financial services, IT, arts & entertainment, customer products & services, medical, and e-commerce industries.

    Clients

    • Ubisoft
    • Manchester City
    • Evry
    • Clear

    Industries

    Notable Project

    Method is tasked with developing and implementing a design system for an insurance company. They help the company create a style guide and provide design and engineering support to handle its production.

    "Their ability to communicate and their investment in the project is impressive."

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  • 16
    • $25,000+
    • 250 - 999 employees
    • London, United Kingdom

    Objectivity Ltd. is an IT company headquartered in Coventry, United Kingdom, that provides custom software and web development, as well as web design functions. Founded in 1991, the company has over 600 employees. The businesses they serve represent multiple industries including the business services, financial services, and real estate industries.
     

    Clients

    • Morrisons
    • Primark
    • Edrington
    • Knight Frank

    Industries

    Notable Project

    Objectivity Ltd. provides web and mobile app development for a financial services company. Their work includes creating applications that manipulate displayed data for third party clients.

    “They quite often go the extra mile.”

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  • 17
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.6
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 250 - 999 employees
    • London, 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 has developed an iOS and Android mobile app for a pizza restaurant where users can order food. The team provides their design, development, and testing expertise. They still develop and release features.

    “They’re fully engaged and supportive of the project.”

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  • 18
    • Scheduling

      4.6
    • Quality

      4.8
    • Cost

      3.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Pentalog is a large Brașov, Romania-based custom software development company. Established in 1993, the team offers custom software development, IT staff augmentation, e-commerce development, and web development.

    Clients

    • Adidas
    • Ubisoft
    • SumUp
    • Rakuten

    Industries

    Notable Project

    Pentalog has been hired by a software company to augment their IT team. They helped transition the IT department to Agile and Scrum methodologies.

    "We were able to quickly integrate efficient developers at a reasonable cost."

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  • 19
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    Synetec is a software development consultancy headquartered in London. They were established in 2009, and have 26 employees. Synetec's range of services includes cloud, CRM, and business intelligence consulting, software integration, web development, custom software development, and more.

    Clients

    • Argentex
    • Genesis
    • Jabre Capital Partners
    • Zebedee Capital Partners LLP

    Industries

    Notable Project

    Synetec developed a bespoke CRM system for a cybersecurity company. The team led a discovery phase, then built the system, including customer management and marketing automation features and an accounts API.

    "Synetec spent a lot of time understanding our business."

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  • 20
    • $25,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Robosoft Technologies is a full-service digital experiences agency offering digital advisory, design strategy, UX/UI services, application development & maintenance and expertise in emerging technologies such as AR, VR, blockchain, chatbots and more. Established in 1996 and headquartered in San Francisco, the team of 500+ has offices in Mumbai, Udupi, Bengaluru, Chicago, and New York.

     

     


     

    Clients

    • Warner Bros. Discovery
    • McDonald’s India
    • Daimler Benz
    • ESPN

    Industries

    Notable Project

    A tech company has hired Robosoft Technologies to perform manual and automation testing. The team is also tasked with executing regression and ensuring the sanity of the production environment.

    "They did deliver their tasks on time and without any issues."

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  • 21
    • Scheduling

      4.6
    • Quality

      4.8
    • Cost

      4.8
    • NPS

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

    Digiryte is a web and mobile app development company based in Manchester, United Kingdom with another UK office in Preston. Since 2015, their team of 28 has been specializing in mobile app development, custom software development, and web development for midmarket clients. 

    Clients

    • NHS
    • Channel 4
    • Close Brothers
    • Hinch Property Management

    Industries

    Notable Project

    Picking up from a previous vendor, Digiryte developed a mobile app for an app development company. They're responsible for the app's maintenance and operational support.

    “Digiryte is always forthcoming with the best way to do things.”

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  • 22
    • Scheduling

      4.4
    • Quality

      4.6
    • Cost

      4.5
    • NPS

      4.6
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 1,000 - 9,999 employees
    • London, United Kingdom

    Despite only being around since 2002, Dotsquares has nearly 1000 employees across the UK, UAE, US, Australia, India, and France. They offer a staggering variety of services, including web, app, game, and e-commerce development and IT consulting and support.

    Clients

    • Ericsson
    • Dunkin Donuts
    • Shieldpay Ltd
    • Kenwood

    Industries

    Notable Project

    An IT consultancy company has hired Dotsquares for SEO services. The client's goals are to improve website traffic and increase sales. The team also assists with brainstorming to align with customer needs. 

    "Their attention to detail has been key."

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  • 23
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      4.8
    • NPS

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

    Hiyield is a small website development firm located in St. Austell, United Kingdom. Launched in 2018, the team focuses on web development, custom software development, ux/ui design, application management & support, and more.

    Industries

    Notable Project

    Hiyield developed a digital built asset consultancy's website to help them increase their brand awareness and stand out. This involved outlining deliverables, creating mock-ups, and developing wireframes.

    "The whole interaction with them was a pleasurable experience"

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  • 24
    • 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

    A property portal company has collaborated with Softwire for custom software development using React, Java, and more. They manage product research, MVP creation, launching process, and various optimization. 

    "They operate independently and raise issues only when necessary."

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  • 25
    • $5,000+
    • 50 - 249 employees
    • London, United Kingdom

    Haefele Software is an outsourced Microsoft software development company based in Cape Town, South Africa, with offices in Melbourne, Australia; Tampa, Florida; and London. The company, founded in 2006, has more than 50 employees and provides custom software development, IT strategy consulting, and IoT development services to enterprise and smaller-sized companies in various industries.

    Clients

    • Tesco
    • Superdrug
    • Burger King
    • Spur Corp

    Industries

    Notable Project

    Haefele Software helped a road safety auditing firm rewrite their existing system to make it operational and sleek.

    "They were always on the ball."

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  • 26
    • $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 has provided consulting to a SaaS startup to help them define their platform’s requirements. Additionally, they’ve created the UI/UX design to showcase the product to investors.

    “AVAMAE has been a helpful partner, and they’ve basically become the technology brain behind our fundraising process.”

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  • 27
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.4
    • NPS

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

    3 SIDED CUBE is an accredited app development and digital product agency headquartered in Bournemouth, England with additional locations in London, Chicago, and Washington, DC. Since their ambitious beginning in 2009, the team of about 38 has collaborated with startups and international organizations, reaching over 87 countries and more than 100 million global downloads. In addition to mobile app development, they also provide UX/UI design services to inspirational organizations.

    Clients

    • American Red Cross
    • UNHCR
    • Global Forest Watch
    • UNESCO

    Industries

    Notable Project

    A government organization hired 3 SIDED CUBE to provide mobile app design and development. With the help of an R&D process, they're creating a gaming app to help engage young people in combating climate change.

    "They're a passionate, enthusiastic, and young team."

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  • 28
    • $10,000+
    • 10 - 49 employees
    • Southend-on-Sea, United Kingdom

    Software agency Atlas - Clever Software is headquartered in Essex and another office in London. With 17 employees, the agency specializes in web, custom software, mobile app development, and more for mainly midmarket businesses.

    Clients

    • Barclays
    • Investec Asset Management
    • M & G
    • Prudential

    Industries

    Notable Project

    Dedicated members of the Atlas team worked to develop a new and mobile-optimized quoting solution that can handle a complex pricing model and allows for greater customer support.

    "The cleverness displayed by Atlas really gave us confidence in knowing that they would deliver."

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  • 29
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.8
    • NPS

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

    CubeZoo is a web development company. The small team is headquartered in Randburg, South Africa. Their services include web development, mobile app development, and enterprise app modernization.

    Clients

    • Allegra
    • BMW
    • Investec
    • Vodacom

    Industries

    Notable Project

    CubeZoo is building a license scanner app for an access management firm. The team is building features such as a mode switcher, multi-user login, profile switcher, camera scanner, and Firebase crash analytics.

    "Their team's expertise and dedication were evident in their responsive and attentive approach."

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  • 30
    • Scheduling

      5.0
    • Quality

      4.9
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • London, United Kingdom

    300Brains is a web development company. Their midsize team is in Warszawa, Poland; San Francisco, California and Kópavogur, Iceland. Their services include web development, custom software development, mobile app development, IT staff augmentation, and more.

    Clients

    • Deutsche Börse
    • Lombard International Assurance
    • Horum SA
    • Nevomo

    Industries

    Notable Project

    300Brains provides app development support for a financial e-learning platform.

    "Their service costs and communication skills are amazing!"

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