Top 90 Smart Contract Companies in the United Kingdom
The Best of December 2025Looking 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.
List of the Best United Kingdom Smart Contract Developers
-
1$25,000+250 - 999 employeesMiddletown, DEFounded in 2013, Suffescom Solutions Inc is a mobile app development firm. The midsize team provides Mobile App Development, Blockchain, and Artificial Intelligence. The company is headquartered in New York, New York; Wilmington, Delaware; Sahibzada Ajit Singh Nagar, India and Singapore, Singapore.Read More
Clients
Morgan ElliottIndustries
-
2$25,000+1,000 - 9,999 employeesWoodbridge Township, NJSoftware development company Vention is headquartered in New York, New York; Marietta, Georgia; Woodbridge Township, New Jersey and London, England. The large team provides Custom Software Development, IT staff augmentation, Web Development, Mobile App Development, and more. The firm was established in 2002.Read More
Clients
IBM PayPal pwc IC MarketsIndustries
-
3$10,000+250 - 999 employeesLondon, EnglandRead More
SENLA is a custom software development company. Their midsize team is based in Warszawa, Poland; London, England and Zagreb, Croatia. The company offers Custom Software Development, Web Development, Mobile App Development, Blockchain, and more. The company was founded in 2012.
Clients
Abbott BOSCH KPMG Western UnionIndustries
-
4$25,000+50 - 249 employeesLondon, EnglandRead More
Tech Alchemy is a software development studio based in London. Founded in 2016, they have around 150 employees who provide startups and small to medium-sized businesses with custom software development, blockchain development, and web & mobile app design and development. Services include prototyping, discovery, MVP development, and Web3 digital transformation
Clients
Ocean BottleIndustries
-
5$25,000+250 - 999 employeesLondon, EnglandRead More
Founded in 2018, Pixelette Technologies is an artificial intelligence firm. The agency provides Artificial Intelligence, Blockchain, AR/VR development, and Generative AI and has a midsize team. The agency is in London, England; Lahore, Pakistan; Sacramento, California and New York, New York.
Industries
-
6$10,000+10 - 49 employeesLondon, EnglandRead More
5StarDesigners is a design agency founded in London in 2013 with more than 10 members. They are experts in UX/UI design, mobile app development, and custom software development solutions for small and medium-sized companies.
Clients
SwikeIndustries
-
7$5,000+1,000 - 9,999 employeesBelrose, AustraliaRead More
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.
Industries
-
8$10,000+10 - 49 employeesNashville, TNRead More
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.
Clients
Compound Finance Linear Finance Nimbus DeFiIndustries
-
9$5,000+10 - 49 employeesLondon, EnglandKingIT Solutions is a Blockchain company. Their small team is located in London, England. Their services include Blockchain and Custom Software Development. The company was established in 2014.Read More
Industries
-
10$25,000+10 - 49 employeesLondon, EnglandRead More
Blockchain company Bitorix was founded in 2018. Their small team is headquartered in London, United Kingdom. Bitorix provides blockchain, custom software development, and web development.
Industries
-
11$5,000+50 - 249 employeesLondon, EnglandRead More
WeUno is a digital agency founded in 2016 in Karachi, Pakistan. Their team of no more than 50 specializes in web development, mobile app development, and social media marketing services for clients in the fields of advertising, IT services, and e-commerce.
Clients
Strapp x University of MichiganIndustries
-
12$5,000+50 - 249 employeesLondon, EnglandPixelfield is an UX design agency in London, England and Praha 8, Czech Republic. The agency focuses on UX/UI Design, Mobile App Development, Web Design, Product Design, and more and has a midsize team.The agency was launched in 2012.Read More
Clients
Raiffeisen BankIndustries
-
13$25,000+10 - 49 employeesLondon , EnglandRead More
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
BetDSIIndustries
-
14$10,000+50 - 249 employeesSahibzada Ajit Singh Nagar, IndiaDebut Infotech is an AI company. They are based in Sahibzada Ajit Singh Nagar, India; Palatine, Illinois; Kitchener, Canada and Yarnton, England and have a midsize team that focuses on Artificial Intelligence, Mobile App Development, Blockchain, IT managed services, and more. The firm was founded in 2011.Read More
Clients
EverledgerIndustries
-
15$5,000+10 - 49 employeesLondon, EnglandRead More
Mifort is a web development firm. Founded in 2015, the team focuses on web development and mobile app development. Their small company is Tallinn, Estonia-based.
Industries
-
16$25,000+10 - 49 employeesLondon, EnglandRead More
Based in London, United Kingdom, CYBER BEE is a blockchain company. They provide blockchain, IT staff augmentation, and custom software development and were founded in 2015.
Clients
PolytradeIndustries
-
17$5,000+2 - 9 employeesLondon, EnglandRead More
Tesseract Academy is an AI firm. Established in 2016, the team offers Artificial Intelligence, blockchain, IT strategy consulting, BI & big data consulting & SI, and more. Their small firm is headquartered in London, United Kingdom.
Industries
-
18$50,000+50 - 249 employeesLondon, EnglandRead More
Vodworks is a London, United Kingdom-based data analytics company. They offer BI & big data consulting & SI, custom software development, broadcast video, IT strategy consulting, and more and were launched in 2011.
Industries
-
19$10,000+50 - 249 employeesLondon , EnglandRead More
Web development firm Wise Vision was founded in 2018. The agency provides web development, e-commerce development, accounting, enterprise app modernization, and more and has a small team. The agency is in L'viv, Ukraine.
Clients
Beep AutoIndustries
-
20$10,000+50 - 249 employeesOldham, EnglandRock'n'Block, a Blockchain company, was established in 2017. The midsize team specializes in Blockchain. The firm is in Dubai, United Arab Emirates; Oldham, England and Seoul, South Korea.Read More
Clients
TeambrellaIndustries
-
21$50,000+50 - 249 employeesLeague City, TXNextChainX is a Karachi, Pakistan-based blockchain company. The midsize agency was launched in 2024. Their services include blockchain, custom software development, web development, mobile app development, and more.Read More
Industries
-
22$10,000+50 - 249 employeesLondon, EnglandLaunched in 2020, Moonshot Partners is a IT strategy consulting company. The midsize team offers IT strategy consulting, custom software development, web development, mobile app development, and more. The agency is headquartered in London, United Kingdom.Read More
Industries
-
23$1,000+50 - 249 employeesSheffield, EnglandStarklightechnology company is a custom software development company located in Sheffield, United Kingdom and Sheffield, United Kingdom. The midsize agency was established in 2021. Their team offers custom software development, mobile app development, web development, IoT development, and more.Read More
Industries
-
24$10,000+50 - 249 employeesHo Chi Minh City, VietnamIT 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.Read More
Clients
XimpleIndustries
-
25$25,000+2 - 9 employeesFinchampstead, EnglandRead More
Melmac Solutions Limited is a cybersecurity company. Launched in 1995, the small agency is located in Finchampstead, United Kingdom. Their services include cybersecurity, blockchain, and financial advising & planning.
Industries
-
26$5,000+10 - 49 employeesLondon, EnglandBlockchain company BlackStack Labs is located in London, United Kingdom. The small agency was founded in 2024. Their services include blockchain, web design, IT strategy consulting, custom software development, and more.Read More
Industries
-
27$10,000+50 - 249 employeesLondon, EnglandErlang Solutions is a software development company. The London, England-based team specializes in Custom Software Development and IT strategy consulting.Read More
Industries
-
28$5,000+50 - 249 employeesLondon, EnglandMobile app development firm SDNA Tech is located in London, England. Their services include Mobile App Development and Blockchain.Read More
-
29$10,000+250 - 999 employeesRomford, EnglandAI firm Mitosis Technologies is based in Rajakilpakkam, India and Westminster, Colorado. Founded in 2013, the team provides Artificial Intelligence and Custom Software Development.Read More
Industries
-
30$10,000+10 - 49 employeesLondon, EnglandBlockchain company Crypto Code UK offers Blockchain and Custom Software Development. They are in London, England.Read More
Industries
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule Consultation