Top 100 Smart Contract Companies in England

ERRNA is a blockchain company founded in 2015. The small San Jose, California-based team provides blockchain, cybersecurity, marketing strategy, mobile app development, and more.

Business Ecosystem Engineering is a web development firm. Founded in 2022, the small agency is located in London, United Kingdom. Their services include web development, blockchain, web design, ux/ui design, and more.

IT strategy consulting company INVINCIX Solutions Private Limited was founded in 2017. Their midsize team is in Singapore, Singapore; Bhubaneswar, India; Ho Chi Minh City, Vietnam and Twickenham, United Kingdom and provides IT strategy consulting, ux/ui design, IT managed services, custom software development, and more.

Founded in 2010, Whatdahack?! is a software development company and blockchain company. The small team specializes in custom software development and blockchain. The agency is based in London, United Kingdom and T'bilisi, Georgia.

Launched in 2016, SDLC Corp Technologies Pvt Ltd is a blockchain company. The company focuses on blockchain, mobile app development, Artificial Intelligence, wearable app development, and more and has a small team. The company is in Noida, India.

Odiin is a software development company founded in 2021. The small team offers custom software development, AR/VR development, blockchain, blockchain marketing, and more. The company is based in Billericay, United Kingdom.

TechInvicta is a SEO agency. The small London, United Kingdom-based team provides search engine optimization, IT staff augmentation, custom software development, web development, and more. The firm was established in 2024.

Established in 2007, Systango Technologies is a global digital product development agency. They are headquartered in London and have additional international offices. Most clients are small businesses, many of which are in the entertainment, utilities, and hospitality sectors. 

bvblogic is a full-stack web and mobile development company headquartered in Ivano-Frankivsk, Ukraine, with additional offices in Warsaw, Poland; Kiev, Ukraine; and Toronto, Ontario. Founded in 2008, bvblogic's team of around 75 employees specializes in web development, mobile app development, and custom software development. bvblogic primarily works with midmarket and enterprise clients in the business services, consumer products, and advertising industries. 

BAT CODERS is a cybersecurity company. Established in 2011, the team offers cybersecurity, mobile app development, web development, and blockchain. Their small firm is in Chalfont Saint Peter, United Kingdom.

Tech Band is a blockchain company. Established in 2016, the team offers blockchain, custom software development, web development, and mobile app development. Their small agency is located in Kyiv, Ukraine.

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.

Based in London, United Kingdom and Mumbai, India, Network Science is an AR/VR development company. The firm provides AR/VR development, IoT development, Artificial Intelligence, blockchain, and more and is small.The firm was launched in 2020.

E-done is an application development firm. They are headquartered in Zaporizhzhia, Ukraine; New York, New York; Moscow, Russia and London, United Kingdom and have a small team. The firm specializes in mobile app development, blockchain, enterprise app modernization, application management & support, and more.

Web development firm DarkGenetics was established in 2022. The agency specializes in web development, e-commerce development, Artificial Intelligence, mobile app development, and more and has a small team. The agency is headquartered in Plymouth, United Kingdom.

Hartley Lab is a Pune, India-based web development firm. The midsize team specializes in web development, custom software development, blockchain, digital strategy, and more. The firm was launched in 2011.

Checkmate Global Technologies is an IT strategy consulting company launched in 2021. The firm specializes in IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, IT managed services, and more and has a small team. The firm is in London, United Kingdom; Washington, D.C., District of Columbia and Bengaluru, India.

Mobile app development company One Stop Designing was established in 2015. They are based in Mississauga, Canada and have a midsize team. One Stop Designing provides mobile app development, web design, branding, social media marketing, and more.

Vacuumlabs is a custom software development company. They focus on custom software development, mobile app development, IT staff augmentation, ux/ui design, and more and were launched in 2012. The firm is located in Bratislava, Slovakia; London, United Kingdom; Tallin, Estonia and Prague, Czech Republic.