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 and peer reviews
Key Requirements:
* 3+ years of hands-on 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)
What’s on Offer:
* Fully remote position
* 3-month rolling contract (strong extension potential)
* Outside IR35
* Competitive day rate
* ASAP start with weekly Friday payments
Please apply via LinkedIn or send your CV directly to cwoods@v7recruitment.com