Blockchain Developer (Web3/dApps) V7 is supporting a leading client in the IT space who is seeking a Blockchain Developer with deep expertise in building secure, user-focused decentralised applications. This is a fully remote, 3-month rolling contract (outside IR35) focused on developing Web3 infrastructure and smart contract solutions in close collaboration with UX and product teams. Key … Responsibilities: Develop and deploy smart contracts for DeFi, NFTs, or tokenized platforms (Solidity, EVM-compatible) Integrate Web3 libraries (e.g. Web3.js, Ethers.js) with frontend dApps and wallet providers Collaborate with UX designers to ensure seamless and intuitive interactions between smart contracts and user interfaces Optimize smart contracts for security, performance, and low gas usage Maintain clear documentation and participate in audits … experience in blockchain development Proven track record with Solidity, Ethereum-based contracts, and dApp development Familiarity with wallet integration patterns (MetaMask, WalletConnect, etc.) Understanding of decentralised user flows and Web3 security best practices Experience working in cross-functional teams, especially alongside UX designers and frontend developers Bonus: Knowledge of Layer 2 solutions, The Graph, or decentralised storage (IPFS/Filecoin More ❯
Blockchain Developer (Web3/dApps) V7 is supporting a leading client in the IT space who is seeking a Blockchain Developer with deep expertise in building secure, user-focused decentralised applications. This is a fully remote, 3-month rolling contract (outside IR35) focused on developing Web3 infrastructure and smart contract solutions in close collaboration with UX and product teams. Key … Responsibilities: Develop and deploy smart contracts for DeFi, NFTs, or tokenized platforms (Solidity, EVM-compatible) Integrate Web3 libraries (e.g. Web3.js, Ethers.js) with frontend dApps and wallet providers Collaborate with UX designers to ensure seamless and intuitive interactions between smart contracts and user interfaces Optimize smart contracts for security, performance, and low gas usage Maintain clear documentation and participate in audits … experience in blockchain development Proven track record with Solidity, Ethereum-based contracts, and dApp development Familiarity with wallet integration patterns (MetaMask, WalletConnect, etc.) Understanding of decentralised user flows and Web3 security best practices Experience working in cross-functional teams, especially alongside UX designers and frontend developers Bonus: Knowledge of Layer 2 solutions, The Graph, or decentralised storage (IPFS/Filecoin More ❯
Ireland, Bedfordshire, United Kingdom Hybrid / WFH Options
Kraken
audit program and enterprise infrastructure and technology stack, while still having the opportunity to come up with creative solutions in the emergent field of designing and implementing a robust Web3 controls program. We are leaders in the Security space. You will be partnering with peers who have served on and led global audit and consulting teams across large public enterprises. … Kraken is a founding member of several new Web3 standards organizations and you will also have the chance to make a lasting impact on the industry as a whole. The ideal candidate will be comfortable working across a variety of teams, including Security, Information Technology, Product and Engineering to help make informed decisions. This is a fully remote role. The More ❯
