Top 20 Smart Contract Companies in Sofia
The Best of December 2025Looking for a top smart contract developer in Sofia?
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 Sofia. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Sofia Smart Contract Developers
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1$5,000+50 - 249 employeesSofia, BulgariaRead More
LimeChain is a Blockchain & Web3 solutions company from Sofia, Bulgaria. Founded in 2017, they have a team of 170+ brilliant people renowned for building 250+ next-generation decentralized solutions for enterprises, startups, and protocols. With a deep focus on blockchain infrastructure, decentralized applications (dApps), tokenization, and innovative Web3 integrations, LimeChain delivers end-to-end services, from solution architecture and technical consultancy to full-scale development and delivery of complex projects.
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P&GIndustries
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2$50,000+50 - 249 employeesSofia, BulgariaRead More
Established in 2003, Quanterall is a blockchain company. The agency provides blockchain, custom software development, IoT development, mobile app development, and more and has a midsize team. The agency is in Sofia, Bulgaria.
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SAPIndustries
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3$5,000+10 - 49 employeesSofia, BulgariaRead More
Blockchain company hack bg - Blockchain & DLT Solutions was launched in 2016. Their small team is located in Sofia, Bulgaria. Their services include blockchain, custom software development, IT strategy consulting, and mobile app development.
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ChainlinkIndustries
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4Undisclosed50 - 249 employeesSofia, BulgariaRead More
Motion Software is a custom software development firm. The small Sofia, Bulgaria-based team specializes in custom software development, blockchain, e-commerce development, IT staff augmentation, and more. The agency was founded in 2015.
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5$5,000+10 - 49 employeesSofia, BulgariaSmarch is a Sofia, Bulgaria-based custom software development firm. They provide Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more and were launched in 2018.Read More
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AhviidIndustries
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6$10,000+10 - 49 employeesSofia, BulgariaRead More
Generic Soft is a custom software development firm. Their small team is located in Sofia, Bulgaria. The agency offers custom software development, web development, blockchain, mobile app development, and more.
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7$5,000+10 - 49 employeesSofia, BulgariaWeiChain Tech is a Blockchain company. The agency is based in Singapore, Singapore and Sofia, Bulgaria. Their services include Blockchain and Web Development.Read More
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8$5,000+10 - 49 employeesSofia, BulgariaGlobalizeIT, a web development company, is in Sofia, Bulgaria and Sofia, Bulgaria. They focus on Web Development and Custom Software Development and were founded in 2018.Read More
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9Undisclosed10 - 49 employeesSofia, BulgariaRead More
INDUSTRIA is a blockchain company located in London, United Kingdom and Sofia, Bulgaria. The small team provides blockchain, mobile app development, and web development and was established in 2002.
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R3Industries
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10$5,000+2 - 9 employeesSofia, BulgariaAboveDev is a web development firm founded in 2021. Based in Sofia, Bulgaria, the team focuses on Web Development and Artificial Intelligence.Read More
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11$1,000+50 - 249 employeesSofia, BulgariaBrave IT Consulting is a midsize custom software development firm. Established in 2019, the team specializes in Custom Software Development and Enterprise App Modernization.Read More
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12$25,000+10 - 49 employeesSofia, BulgariaST6, a web development firm, was founded in 2017. The firm specializes in Web Development and Mobile App Development.Read More
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13$1,000+2 - 9 employeesSofia, BulgariaWebKings is a small website development company. Founded in 2020, the team specializes in Web Development and E-Commerce Development.Read More
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14$50,000+2 - 9 employeesSofia, BulgariaLaunched in 2021, WispSoft is a software development company. Based in Sofia, Bulgaria, the team focuses on Custom Software Development and Blockchain.Read More
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15Undisclosed2 - 9 employeesSofia, BulgariaProcess of Things - PoT is a small Blockchain and IoT development company founded in 2018. Their services include Blockchain and IoT development.Read More
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