1 to 25 of 93 Smart Contracts Jobs in the UK

Serverless whenever possible. Our backend engineering team develops architectures that are scalable from day 1, with no single points of failure. Smart Contracts: Primarily the ERC20 stack but across technologies such as Ethereum, Polygon, chainlink etc. Operations: Our AWS services are fully managed via infrastructure as code. … errors. As a small team, code quality is a top priority, so we maintain high standards for cleanliness and structure. Code smart contracts: We have a couple behind us already but you'll be driving the coding of smart contracts and everything that comes … candidate can see the bigger picture and architect both front end and back-end systems to accomplish product goals. Experience with smart contracts, ERC-20, web3 and ethers.js . While you'll primarily work with Node.JS/TypeScript, experience in DevOps is a plus. This role is More ❯

Web3 & Crypto Hobbyists Wanted - Calling Bright Tech Minds from the UK, Brazil, Morocco & Turkey! 🚀 Are you constantly building smart contracts, experimenting with DeFi, or contributing to open-source blockchain projects ? If blockchain is more than just a career path for you—if it’s your passion and … hobby —we want you on our team! Why Join Us? ✅ Work on cutting-edge blockchain tech, smart contracts, and cryptographic security ✅ Collaborate with top Web3 developers and security experts ✅ Develop scalable, decentralized applications with real-world impact ✅ Be part of an elite innovation ecosystem transforming blockchain security … What We’re Looking For: 🔹 Deep interest in Ethereum, Solana, or other blockchain ecosystems 🔹 Hands-on experience with smart contracts, DeFi, NFTs, or cryptographic protocols 🔹 Passion for building personal blockchain projects or participating in Web3 hackathons 🔹 Willingness to relocate for a career in an emerging blockchain hub More ❯

Web3 & Crypto Hobbyists Wanted - Calling Bright Tech Minds from the UK, Brazil, Morocco & Turkey! 🚀 Are you constantly building smart contracts, experimenting with DeFi, or contributing to open-source blockchain projects ? If blockchain is more than just a career path for you—if it’s your passion and … hobby —we want you on our team! Why Join Us? ✅ Work on cutting-edge blockchain tech, smart contracts, and cryptographic security ✅ Collaborate with top Web3 developers and security experts ✅ Develop scalable, decentralized applications with real-world impact ✅ Be part of an elite innovation ecosystem transforming blockchain security … What We’re Looking For: 🔹 Deep interest in Ethereum, Solana, or other blockchain ecosystems 🔹 Hands-on experience with smart contracts, DeFi, NFTs, or cryptographic protocols 🔹 Passion for building personal blockchain projects or participating in Web3 hackathons 🔹 Willingness to relocate for a career in an emerging blockchain hub More ❯

stack to solve a problem – From building core Java components one day to creating new financial products through the use of smart contracts the next. We do it all, and we do it properly. Regular opportunities to learn and develop yourself with internal tech talks, encouragement to … you’ll be working with: Backend: Distributed, event-driven core Java 21 (80% of the code-base), MySQL, Kafka, Solidity (EVM Smart Contracts), Rust (Solana Smart Contracts) Testing: JUnit, Hardhat, Jenkins, Selenium, many in-house tools… The LMAX way is to use the right More ❯

Director of Product Design at Bitcoin Smart Contracts Blockchain This EVM Blockchain platform is at the forefront of transforming the financial industry with its cutting-edge technology and is seeking a passionate Director of Product Design to shape the design strategy and team for this world-changing … business. The Company Leading player in the world of Ethereum Virtual Machine (EVM) Smart Contracts Extensive company funding allows for truly ground-breaking experimentation A diverse, international team working from anywhere in the world Extensive benefits, bonuses and share options The Role Completely own the design practice More ❯

API specifications, and security considerations. Develop core components using Python, ensuring scalable and maintainable code. Lead the design and implementation of Smart Contracts to automate and secure financial transactions. Manage the integration of Vault core banking systems, ensuring seamless functionality and data flow. Use your expertise in … API specifications, and security considerations. Develop core components using Python, ensuring scalable and maintainable code. Lead the design and implementation of Smart Contracts to automate and secure financial transactions. Manage the integration of Vault core banking systems, ensuring seamless functionality and data flow. Use your expertise in … within financial services. Strong programming expertise in Python, with a focus on developing high-performance, scalable applications. Experience designing and implementing Smart Contracts, with familiarity with relevant platforms and frameworks. In-depth knowledge of Thought Machine technology, especially its application in the financial services industry. Experience with More ❯

scalable content verification technologies. Our work is deeply technical, impactful, and mission-driven. Role Overview As a Blockchain Engineer, you will work across smart contract development and blockchain infrastructure (consensus to frontend) to make blockchain features accessible and easy to use. You will be responsible for implementing smart contract functionality, integrating tokenization and liquidity solutions (Chainlink), and building Web3-based applications. Key Responsibilities: Develop and optimize Ethereum-compatible smart contracts for OpenOrigins. Secure and audit smart contracts to prevent vulnerabilities (reentrancy, transaction attacks, etc.). Build Web3-based UI components using …/TypeScript skills for frontend and Web3 interactions. Deep understanding of blockchain security principles and best practices. Ability to write secure and efficient smart contract code with gas optimizations. Experience working with low-level blockchain primitives: consensus, node handling, messaging protocols. Strong UI/UX skills to build More ❯

an open-source platform known for its flexibility, security, and self-amendment capabilities. It’s built to empower developers to create smart contracts and decentralised applications with ease. Today, the Tezos ecosystem is made up of thousands of passionate community members actively involved in various projects and … initiatives including the development of decentralised applications, smart contracts, and educational content. We’re proud to partner with the likes of Manchester United, Ubisoft, and Societe Generale (to name a few). Some of the exciting projects built on the Tezos blockchain are (fx)hash, Objkt.com , Kord.fi More ❯

an open-source platform known for its flexibility, security, and self-amendment capabilities. It’s built to empower developers to create smart contracts and decentralised applications with ease. Today, the Tezos ecosystem is made up of thousands of passionate community members actively involved in various projects and … initiatives including the development of decentralised applications, smart contracts, and educational content. We’re proud to partner with the likes of Manchester United, Ubisoft, and Societe Generale (to name a few). Some of the exciting projects built on the Tezos blockchain are (fx)hash, Objkt.com , Kord.fi More ❯

an open-source platform known for its flexibility, security, and self-amendment capabilities. It’s built to empower developers to create smart contracts and decentralised applications with ease. Today, the Tezos ecosystem is made up of thousands of passionate community members actively involved in various projects and … initiatives including the development of decentralised applications, smart contracts, and educational content. We’re proud to partner with the likes of Manchester United, McLaren Racing, Ubisoft, and Societe Generale (to name a few). Some of the exciting projects built on the Tezos blockchain are Hic Et More ❯

an open-source platform known for its flexibility, security, and self-amendment capabilities. It's built to empower developers to create smart contracts and decentralised applications with ease. Today, the Tezos ecosystem is made up of thousands of passionate community members actively involved in various projects and … initiatives including the development of decentralised applications, smart contracts, and educational content. The Role The Core Tezos X team is developing the next-generation Layer 2 solutions on Tezos - a highly scalable computation platform enabling new blockchain use cases. This is a technically challenging role that allows More ❯

an open-source platform known for its flexibility, security, and self-amendment capabilities. It's built to empower developers to create smart contracts and decentralised applications with ease. Today, the Tezos ecosystem is made up of thousands of passionate community members actively involved in various projects and … initiatives including the development of decentralised applications, smart contracts, and educational content. We're proud to partner with the likes of Manchester United, Ubisoft, and Societe Generale (to name a few). Some of the exciting projects built on the Tezos blockchain are (fx)hash Kord.fi and More ❯

ensuring clear communication across internal teams and external partners Leverage a deep understanding of Web3 market trends, tokenization, DeFi principles, and smart contracts to guide business development initiatives Maintain knowledge of enterprise blockchain solutions, regulatory frameworks, and emerging DeFi protocols to inform strategic decisions Work closely with … building and managing a sales pipeline, securing strategic partnerships, and executing PoCs Understanding of Web3, tokenization, and DeFi principles Familiarity with smart contracts and enterprise blockchain solutions Experience in solution architecture, project/program management, or pre-sales engineering is a plus Strong strategic thinking and problem More ❯

ensuring clear communication across internal teams and external partners. Leverage a deep understanding of Web3 market trends, tokenization, DeFi principles, and smart contracts to guide business development initiatives. Maintain knowledge of enterprise blockchain solutions, regulatory frameworks, and emerging DeFi protocols to inform strategic decisions. Work closely with … and managing a sales pipeline, securing strategic partnerships, and executing PoCs. Solid understanding of Web3, tokenization, and DeFi principles. Familiarity with smart contracts, enterprise blockchain solutions, and the regulatory landscape surrounding these technologies. Experience in solution architecture, project/program management, or pre-sales engineering is a More ❯

programme, working on a complex banking transformation initiative. This role will focus on designing and delivering cutting-edge technology solutions, including Python development, smart contract implementation, and Vault core banking system integration. If you have a strong technical background and experience in large-scale financial services projects, this … design for complex technical systems, including data models, APIs, and security. Develop high-performance and scalable Python applications. Design and implement smart contracts to enhance financial transactions. Integrate with Vault core banking systems to ensure seamless functionality. Apply expertise in Thought Machine technology to optimize solution delivery. … scale projects, preferably in financial services. Strong Python development skills, with a focus on performance and scalability. Hands-on experience with smart contracts and related frameworks. Solid understanding of Vault core banking systems and integration strategies. Familiarity with loan origination, core banking processes, and regulatory compliance. Experience More ❯

major verticals. Our team of experienced product managers, designers, and engineers work together to create innovative products and services that enable smart contracts to securely access off-chain data and systems. With a focus on user-centered design, we strive to create intuitive and seamless experiences for … CEO to grow our product from success in decentralized finance (DeFi) to a reliable and scalable oracle platform driving the next phase in smart contract growth on the blockchain. Your Impact Lead a team of product managers and collaborate with cross-functional teams to drive priorities and strategic … MVPs into reliable and scalable products of blockchain oracles that will power the future of DeFi and other distributed, trust-less smart contracts Requirements Experience working in a financial institution, preferably in a trading role Demonstrated skills of ownership and ability to drive/release products that More ❯

an open-source platform known for its flexibility, security, and self-amendment capabilities. It's built to empower developers to create smart contracts and decentralised applications with ease. Today, the Tezos ecosystem is made up of thousands of passionate community members actively involved in various projects and … initiatives including the development of decentralised applications, smart contracts, and educational content. We're proud to partner with the likes of Manchester United, Ubisoft, and Societe Generale (to name a few). Some of the exciting projects built on the Tezos blockchain are (fx)hash Kord.fi and More ❯

About the Role As the Head of Security , you will develop, implement, and maintain security measures to protect the blockchain infrastructure, smart contracts, and organization from emerging threats. You will work closely with the engineering, product, and compliance teams to ensure our platform remains resilient against security … and network integrity. Threat Detection & Incident Response: Design and implement real-time monitoring, detection, and response frameworks to mitigate security threats and vulnerabilities. Smart Contract Security: Collaborate with developers to ensure best practices in smart contract design, conduct audits, and establish formal verification processes. Compliance & Regulatory … of security-first principles within the company. Minimum Qualifications: Proven experience in cybersecurity. Deep understanding of blockchain protocols, consensus mechanisms, cryptographic principles, and smart contract security. Experience in handling security incidents, vulnerabilities, and attacks on networks. Strong knowledge of cybersecurity frameworks, encryption standards, and best practices. Familiarity with More ❯

date with all that is new and modern in the industry. We have worked with popular crypto projects on the Ethereum and Binance Smart Chain. We pride ourselves on being the perfect solution to all your blockchain/cryptocurrency needs. Role Description: Backend pro efficient in Node.js or … Python, and Node.js Strong understanding of blockchain architecture and consensus algorithms Experience in cloud platforms, like AWS and Azure Familiarity with smart contracts and Solidity programming is a plus Experience in peer-to-peer network protocols is a plus Strong analytical and problem-solving skills Excellent communication More ❯

driven development, we want to hear from you! Responsibilities Design and implement low-latency trading systems for CEX market-making, while also optimising smart contract interactions, on-chain arbitrage, and MEV strategies in decentralised finance (DeFi). Enhance our deployment and monitoring processes, ensuring our global systems are More ❯

driven development, we want to hear from you! Responsibilities Design and implement low-latency trading systems for CEX market-making, while also optimising smart contract interactions, on-chain arbitrage, and MEV strategies in decentralised finance (DeFi). Enhance our deployment and monitoring processes, ensuring our global systems are More ❯

space is key. Some of the areas we tackle include blockchain infrastructure optimized for financial use-cases, protocols for specific applications (such as smart contract-based derivatives, synthetic assets, cryptocurrency stabilization, ...), scalability and privacy through cryptography (zkSNARKs, multiparty computation, private transactions/assets). Currently the Clearmatics More ❯

with blockchain technology trends and bring innovative solutions to the team Requirements Strong understanding of the Ethereum/EVM ecosystem, including smart contracts, Web3.js/ethers.js, and related technologies Proven experience building dApps or blockchain infrastructure components Full-stack development capabilities (JavaScript/TypeScript, React, Node.js, or … business teams Passion for blockchain technology and interest in contributing to the Etherlink blockchain ecosystem Nice to Have Experience with Solidity or other smart contract languages Familiarity with Layer 2 scaling solutions Experience with blockchain testing frameworks and security best practices Previous work on cross-chain integrations or More ❯

driven development, we want to hear from you! Responsibilities Design and implement low-latency trading systems for CEX market-making, while also optimising smart contract interactions, on-chain arbitrage, and MEV strategies in decentralised finance (DeFi). Support production trading systems as well as downstream applications. Required Excellent More ❯

driven development, we want to hear from you! Responsibilities Design and implement low-latency trading systems for CEX market-making, while also optimising smart contract interactions, on-chain arbitrage, and MEV strategies in decentralised finance (DeFi). Support production trading systems as well as downstream applications. Required Excellent More ❯