Looking for a top smart contract developer in the United Kingdom?

Smart contract development ranges in cost from $5,000 to $100,000 depending on the complexity of programming and deploying the contract. To get started, smart contract developers should define the contract requirements, create the code, test the contract, and deploy it. These steps may sound simple, but smart contracts must consider all rules to ensure a digital transaction works as planned.

Smart contract development is a required skill for any blockchain developer you work with. When hiring a blockchain development company, ask about its experience creating smart contracts and its approach.

To assist you in your search for a partner, we’ve compiled this list of the top smart contract companies in United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs. If you need more support, tell us about your project, and we'll match you with recommended companies.

List of the Best United Kingdom Smart Contract Developers

  • 1
    $25,000+
    50 - 249 Employees
    London United Kingdom

    PixelPlex is a software and blockchain development company headquartered in New York City, with offices in Amsterdam, Netherlands and Minsk, Belarus. Founded in 2007, the team of 56 specializes in blockchain, custom software development, and mobile app development. They work mostly with enterprise and midmarket clients, primarily in the financial services industry. 

    Clients
    BMW
    Microsoft
    Oracle
    Rise
    Industries
    Notable Project

    PixelPlex worked on smart contract consultation and development for a crowdfunding startup. They built the contract system and created backend processes to enhance communication between the GUI and contracts. The client was impressed with their ability to deliver throughout the project.

    “As for their effectiveness, PixelPlex delivered everything we asked of them on time with no major issues.” – CTO, Crowdfunding Startup 

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  • 2
    $10,000+
    10 - 49 Employees
    London United Kingdom

    Exyte is a software development firm based in Novosibirsk, Russia. Founded in 2014, Exyte primarily works with startups on product development and has 14 employees. Their diverse technology stack and forward-thinking approach set them apart; they offer full-cycle mobile app development, AR/VR development, and UI/UX design.

    Clients
    Keep America Active
    nBookstore
    Yourcase
    FunCorp
    Industries
    Notable Project

    A learning mobile development company needed Exyte's mobile expertise. The agency was especially qualified to build an entry-level independent development environment (IDE) with a suite of learning tools and importing premade designs. The client was impressed with Exyte's relatively bug-free code and timing of deliverables as well as their management and operations skill.

    "We have very good communication, they are always online, and the time that they plan for features is always exact." – CTO, Educational IDE Startup

  • 3
    $10,000+
    2 - 9 Employees
    London United Kingdom

    Binary Mango is a mobile app development platform that's based in London. Since 2016, their team of fewer than 10 have provided mobile app as well as AR/VR development assistance to mid-market and enterprise-level clients in the fields of consumer products and advertising. 

    Clients
    Duracell
    ShootMyTravel.com
    Decology
    Industries
    Notable Project

    Binary Mango was hired by a watch and accessory company for AR and VR technology solutions. Binary Mango developed an AR app for iOS to showcase their smartwatches' features. The app saw an increase in both engagement and sales for their smartwatch product line.

    "They helped us to solve problems. Their team was flexible in proposing different ways to achieve what we were looking for.' - Marketing Director, Watch and Accessory Company

  • 4
    $5,000+
    50 - 249 Employees
    Bristol United Kingdom

    TechGropse Pvt. Ltd. is a mobile app developer headquartered in Decatur, Ga., with an office in India. Founded in 2015, the team of 38 specializes in mobile app development, blockchain, and IoT development. They work with enterprise, midmarket, and small business clients primarily in the IT industry. 

    Clients
    MyRosary
    Too Hungry
    Opo
    Industries
    Notable Project

    TechGropse Pvt. Ltd. worked on mobile app development for a food delivery company. They developed the iOS app from end-to-end, created an online payment system, and developed a dashboard menu. The client was impressed with the work the team did. 

    “The team excelled at turning ideas into a functional product and promptly implemented our feedback. Their project manager communicated clearly and shared suggestions to improve our product.” – Business Development Manager, Food Delivery Company 

  • 5
    $10,000+
    50 - 249 Employees
    Syston United Kingdom

    AIS Technolabs is an Ahmedabad, India-based product design company. The midsize team focuses on product design, mobile app development, web development, custom software development, and more and was launched in 2011.

    Industries
    Notable Project

    The websites of a plumbing services firm haven't been ranking well, so they've hired AIS Technolabs to provide SEO support. The goal is to boost traffic, generate more leads, and have a strong online presence.

    "We've been extremely satisfied with the results."

  • 6
    $10,000+
    10 - 49 Employees
    London United Kingdom

    EvaCodes is a full-stack custom software development company based in Kyiv, Ukraine. The company, founded in 2019, has a team of more than ten that provides custom software development, web development, mobile app development, blockchain, and e-commerce development services. EvaCodes serves mid-market and small companies in various industries that include business services, financial services, and consumer products & services.

    Clients
    Dimo
    Nebeus
    Industries
    Notable Project

    A shop-builder startup hired EvaCodes to provide front end development for their mobile app and related websites. EvaCodes worked on the designs and the wireframe provided by the startup and developed them into a fully functional iOS app that connects to an external website. They completed the project and met the startup's expectations with their work. To date, the resulting app hasn't been launched yet, but feedback from initial user tests have been mostly positive.

    "We were very satisfied with the work of EvaCodes and plan to continue working with them in the future." - COO, Shop-Builder Startup 

  • 7
    $5,000+
    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
    Industries
    Notable Project

    Heveloon ltd provided UI/UX designs and mobile app development services for a digital storage company. Working from scratch, they designed and built the app's front- and backend. The partner was really happy with the deliverables, and the app received positive feedback.

    "They’re a positive team that works to understand the needs and wants of their client." –CEO, Digital Storage Company

  • 8
    $5,000+
    2 - 9 Employees
    London United Kingdom

    Aegasis Labs is an artificial intelligence company. The small team is in London, United Kingdom. Their services include Artificial Intelligence, custom software development, BI & big data consulting & SI, blockchain, and more.

    Industries
    Notable Project

    Aegasis Labs supporter the tech migration efforts of a medical AI company. The team fully developed the AWS infrastructure's backend and conducted API integration to complete the prototype.

    "We were able to rely on their broad skillset throughout the partnership."

  • 9
    business

    Axonian

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    $5,000+
    10 - 49 Employees
    London United Kingdom
    Axonian, a blockchain company, was founded in 2016. They are located in London, United Kingdom and have a small team. Their services include blockchain and mobile app development.
  • 10
    Undisclosed
    10 - 49 Employees
    London United Kingdom
    Argent, a blockchain company, is located in London, United Kingdom. The small company was established in 2017. Their team provides blockchain.
  • 11
    $10,000+
    250 - 999 Employees
    Romford United Kingdom

    Established in 2013, Mitosis Technologies is an AI development company. Their midsize team is in Rajakilpakkam, India; Westminster, Colorado; Romford, United Kingdom and Itú , Brazil. Their team focuses on Artificial Intelligence, custom software development, BI & big data consulting & SI, and blockchain.

    Industries
  • 12
    $25,000+
    10 - 49 Employees
    London United Kingdom
    Artificial intelligence firm Electi Consulting was established in 2017. Their small team is located in London, United Kingdom and Λεμεσός, Cyprus and offers Artificial Intelligence, blockchain, BI & big data consulting & SI, digital strategy, and more.
    Industries
  • 13
    $10,000+
    10 - 49 Employees
    London United Kingdom
    Crypto Code UK is a blockchain company. Founded in 2020, the firm is headquartered in London, United Kingdom. The small team focuses on blockchain, custom software development, and application management & support.
    Industries
  • 14
    $10,000+
    50 - 249 Employees
    London United Kingdom
    Erlang Solutions is a software development firm. Launched in 1999, the team offers custom software development, IT strategy consulting, blockchain, mobile app development, and more. Their midsize agency is London, United Kingdom-based.
    Industries
  • 15
    $25,000+
    50 - 249 Employees
    London United Kingdom
    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.
    Industries
  • 16
    $5,000+
    50 - 249 Employees
    London United Kingdom
    SGC Ventures is a London, United Kingdom-based software development company. The company specializes in custom software development, web development, mobile app development, e-commerce development, and more and is midsize.The company was launched in 2011.
    Industries
  • 17
    $10,000+
    2 - 9 Employees
    Bideford United Kingdom

    Barr Media is a small custom software development company. Founded in 2018, the company is headquartered in Bideford, United Kingdom. Their services include custom software development, web development, mobile app development, and blockchain.

    Industries
  • 18
    Undisclosed
    2 - 9 Employees
    Coventry United Kingdom
    Creative Website UK, a blockchain company, is headquartered in Coventry, United Kingdom. The small agency was established in 2009. Their team offers blockchain, e-commerce development, mobile app development, and web design.
  • 19
    $10,000+
    2 - 9 Employees
    Fareham United Kingdom
    Bamboo Creative is an advertising company. They are headquartered in Fareham, United Kingdom and London, United Kingdom and have a small team. Their services include advertising, branding, blockchain, AR/VR development, and more. The agency was launched in 2012.
    Industries
  • 20
    $10,000+
    10 - 49 Employees
    London United Kingdom
    Founded in 2019, LikeSoft is a small custom software development firm. Their team offers custom software development, IT staff augmentation, e-commerce development, mobile app development, and more. The agency is located in Moscow, Russia; New York, New York and London, United Kingdom.
    Industries
  • 21
    $10,000+
    10 - 49 Employees
    London United Kingdom
    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.
    Industries
  • 22
    $5,000+
    2 - 9 Employees
    Chalfont Saint Peter United Kingdom
    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.
  • 23
    $5,000+
    2 - 9 Employees
    London United Kingdom
    Tesseract Academy, an artificial intelligence company, was launched in [node:field_pp_year_founded:value]. They are based in London, United Kingdom and have a small team. Tesseract Academy specializes in Artificial Intelligence, blockchain, IT strategy consulting, BI & big data consulting & SI, and more.
    Industries
  • 24
    $10,000+
    2 - 9 Employees
    London United Kingdom
    Launched in 2020, Bitmaster is a small mobile app development firm. Their team focuses on mobile app development, web development, Artificial Intelligence, and blockchain. The agency is headquartered in London, United Kingdom.
Tell us about your project
NEED HELP SELECTING A COMPANY?

Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs. Schedule a free consultation with a Manifest Analyst.

TELL US ABOUT YOUR PROJECT