1 to 25 of 79 Permanent 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 ❯

Translate business needs into detailed technical specifications and user stories. DeFi Protocol Research & Evaluation: Conduct in-depth research on DeFi protocols, smart contracts, and blockchain ecosystems. Evaluate the technical feasibility, security, and scalability of integrating new protocols or features. Stay updated on the latest advancements in blockchain … a Technical Business Analyst, Data Analyst, or similar role, preferably in the blockchain or fintech industry. - Strong understanding of DeFi protocols, smart contracts, and blockchain technology (e.g., Ethereum, Solana, Layer 2 solutions). - Proficiency in data analysis tools (e.g., SQL, Python, Excel) and blockchain analytics platforms (e.g. … Translate business needs into detailed technical specifications and user stories. DeFi Protocol Research & Evaluation: Conduct in-depth research on DeFi protocols, smart contracts, and blockchain ecosystems. Evaluate the technical feasibility, security, and scalability of integrating new protocols or features. Stay updated on the latest advancements in blockchain More ❯

developing scalable Web3 systems in one of the world’s top tech hubs. 🔧 What You’ll Be Doing Develop and deploy smart contracts and decentralized applications (dApps) Solve real-world challenges using blockchain protocols and secure system design Work closely with engineers, cryptographers, and industry-leading Web3 … innovation, performance, and impact ✅ What We’re Looking For Competed in blockchain competitions , hackathons, or technical showcases Hands-on experience with smart contracts (Solidity, Rust) or blockchain protocols Personal projects or open-source contributions in the Web3 ecosystem Understanding of Ethereum, Solana, or other L1/L2 More ❯

developing scalable Web3 systems in one of the world’s top tech hubs. What You’ll Be Doing Develop and deploy smart contracts and decentralized applications (dApps) Solve real-world challenges using blockchain protocols and secure system design Work closely with engineers, cryptographers, and industry-leading Web3 … innovation, performance, and impact What We’re Looking For Competed in blockchain competitions, hackathons, or technical showcases Hands-on experience with smart contracts (Solidity, Rust) or blockchain protocols Personal projects or open-source contributions in the Web3 ecosystem Understanding of Ethereum, Solana, or other L1/L2 More ❯

Be Doing Architect, build, launch, and maintain dApps - from concept to being used by the community Build on-chain logic in smart contracts, and connect them to web front-ends for crypto natives and novices Work with business leads to define the product roadmap, help set the … and provide product feedback to their developers Why You're Made For This Experienced Web3 Engineer with expertise in EVM-based smart contracts using Solidity, and proficient with Web3 JS/TS libraries for contract interactions with frontend and backend systems Experience creating and interacting with The … and work across disciplines Passionate about the web3 community Optional Skills Experience with The Graph protocol to create Subgraphs or designing smart contracts for optimal indexability Experience in DeFi, especially swapping protocols (e.g., Uniswap V2/V3) and lending protocols (e.g., AAVE) Awareness of Solidity fuzz testing More ❯

Be Doing Architect, build, launch, and maintain dApps - from concept to being used by the community. Build on-chain logic in smart contracts, and connect them to web front-ends used by crypto natives and novices. Work with business leads to define the product roadmap, help set … to their developers. Why You're Made For This We are seeking an experienced Web3 Engineer with expertise in EVM-based smart contracts on Solidity, Web3 JS/TS libraries for contract interactions, and experience with The Graph. You should have strong hands-on skills with the … Optional skills The following technical experience is helpful but not essential: Experience using The Graph protocol to create Subgraphs or designing smart contracts for optimal indexability. Experience in the DeFi ecosystem, particularly swapping protocols (e.g., Uniswap V2 or V3) and lending protocols (e.g., AAVE). Awareness of More ❯

What You'll Be Doing Architect, build, launch, and maintain dApps - from concept to community deployment. Build on-chain logic in smart contracts, and connect them to web front-ends for crypto natives and novices. Work with business leads to define the product roadmap, help set the … to their developers. Why You're Made For This We are seeking an experienced Web3 Engineer with expertise in EVM-based smart contracts using Solidity, Web3 JS/TS libraries for contract interactions with frontend and backend systems, and experience with The Graph. You've shipped multiple … the Web3 community. Optional Skills Additional valuable but not essential experience includes: Using The Graph protocol to create Subgraphs and designing smart contracts for optimal indexability. Experience in the DeFi ecosystem, including swapping protocols (e.g., Uniswap V2 or V3) and lending protocols (e.g., AAVE). Familiarity with More ❯

the Role As a Senior Solidity/Smart Contract Engineer on the CCIP team, you will develop highly impactful smart contracts that further secure Chainlink CCIP networks, drive on-chain projects end to end and implement new on-chain features. You will work closely with … all functions at Chainlink, from engineering, operations, finance, marketing, and more to ensure the team releases easy to use and easy to manage smart contract driven products. Your core team will be composed of smart contract and software engineers and you will report to the engineering … experience working in a collaborative product-driven environment At least 3+ years of smart contract development experience Deployed multiple smart contracts to Ethereum mainnet or an EVM compatible chain that secured substantial user funds Deep understanding of Solidity and the EVM Active participant in the More ❯

Translate business needs into detailed technical specifications and user stories. DeFi Protocol Research & Evaluation: Conduct in-depth research on DeFi protocols, smart contracts, and blockchain ecosystems. Evaluate the technical feasibility, security, and scalability of integrating new protocols or features. Stay updated on the latest advancements in blockchain … a Technical Business Analyst, Data Analyst, or similar role, preferably in the blockchain or fintech industry. - Strong understanding of DeFi protocols, smart contracts, and blockchain technology (e.g., Ethereum, Solana, Layer 2 solutions). - Proficiency in data analysis tools (e.g., SQL, Python, Excel) and blockchain analytics platforms (e.g. 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 … 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 ❯

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 ❯

to shape groundbreaking solutions while working remotely. Key Responsibilities Smart Contract Development : Design, develop, and deploy secure and efficient smart contracts using Solidity . Blockchain Integration : Integrate blockchain technology into web and backend systems. Full-Stack Development : Build and maintain scalable front-end and back … ideas and innovative approaches. Key Qualifications Essential Skills and Experience : Proven experience with Ethereum and related blockchain technologies. Advanced knowledge of Solidity and smart contract development. Strong proficiency in Node.js and React (or similar JavaScript frameworks). Experience building RESTful APIs and web applications. Solid understanding of data More ❯

in Ethereum-based ecosystems. You will be joining a world-class engineering team, contributing across the full stack, from writing performant smart contracts to architecting scalable back-ends and beautiful user-facing interfaces. They will provide exposure and training in: Solidity, Node.js, React, HTML5, CSS3, TypeScript, Foundry More ❯

in JavaScript, HTML5, and CSS3. Experience with modern JavaScript frameworks (React, Vue.js, or Angular). Familiarity with Web3 technologies, including Ethereum, smart contracts, and dApps. Experience integrating blockchain wallets (e.g., MetaMask) into web applications. Knowledge of responsive design principles and cross-browser compatibility. Proficiency in version control More ❯

others). Chainalysis Reactor, TRM Labs, or equivalent Certification preferred. Demonstrate evidence of cryptocurrency ecosystem knowledge to include an understanding of blockchain and smart contract technologies, the underlying blockchain architecture, and uses of cryptocurrency and DeFi. Strong understanding of the compliance and regulatory frameworks applicable to financial institutions More ❯

engineering, or a related field. Experience with blockchain analytics tools (Chainalysis, TRM Labs, Elliptic, etc.); certification preferred. Strong understanding of blockchain, smart contracts, DeFi, and crypto ecosystems. Knowledge of financial regulations (FinCEN, FFIEC, AML guidelines). Strong analytical, investigative, and organizational skills. Advanced proficiency in Excel and More ❯

be involved within an innovative organisation that are approaching their market making strategies with unique and efficient methods. What You'll Do Spearhead smart contract interactions Work closely with the head of technology and deliver cutting edge low-latency software solutions using Rust. Take ownership of their rapidly More ❯

be involved within an innovative organisation that are approaching their market making strategies with unique and efficient methods. What You'll Do Spearhead smart contract interactions Work closely with the head of technology and deliver cutting edge low-latency software solutions using Rust. Take ownership of their rapidly More ❯

record of successfully delivering complex technical projects. Hands-on experience with blockchain technologies, with at least deep knowledge in Ethereum, Bitcoin, smart contracts, and decentralized finance (DeFi) applications, and the broader industry landscape. Strong problem-solving skills, thinking strategically and translating business needs into technical solutions. Thrive More ❯

for blockchain security technologies. Qualifications: Extensive knowledge of onchain ecosystems, including L1, L2, DeFi, staking, etc. Expertise in identifying vulnerabilities in smart contracts and protocols. 3+ years in smart contract auditing, leading complex protocol audits. Self-driven with a passion for continuous learning in a More ❯

it is preferred that you are located and working within the GMT-PST time zones for coordination purposes. Responsibilities Collaborate with backend and smart contract engineers to design and implement a functional, user-friendly experience. Build user flows across both web and mobile. Work closely with Product, Design More ❯

/analytic skills High level understanding of high-frequency market making strategies Understanding of blockchain fundamentals and mechanics of the EVM Familiarity with smart contract development and the Foundry toolkit A passion for learning about protocol microstructure and design mechanisms Note: Although we are unable to accept fully More ❯