Blockchain Developer

As a Blockchain Developer at Fruition Group, you will design, build and deploy distributed ledger and smart contract solutions across Ethereum, Hedera, Algorand and a proprietary enterprise blockchain platform. You will collaborate with architects, engineers, product managers and client stakeholders to deliver secure, scalable and high-performance decentralised applications within the financial services sector.

What you'll do

• Design, develop and deploy smart contracts and decentralised applications across Ethereum, Hedera, Algorand and proprietary blockchain infrastructure
• Develop blockchain solutions tailored to financial services and capital markets clients
• Contribute to the enhancement of a proprietary enterprise blockchain platform, including protocol improvements and tooling
• Integrate blockchain components with backend services, APIs and wider platform infrastructure
• Conduct smart contract testing, auditing and optimisation, focusing on security, performance and gas efficiency
• Stay current with developments across Ethereum/EVM, Layer 2s, Hedera, Algorand and the wider DLT ecosystem
• Provide technical guidance to junior developers and contribute to engineering best practice
• Work with product, project and business teams to understand requirements and support delivery

What you bring

• Hands-on experience working with security tokens on distributed ledgers
• Proven experience developing and deploying Ethereum smart contracts using Solidity
• Experience with Hedera (Solidity/Hedera Token Service) or Algorand (PyTEAL/TEAL/ARC standards)
• Strong understanding of blockchain fundamentals, including consensus, cryptography, tokenisation and DLT architectures
• Experience with Web3 libraries such as Web3.js or Ethers.js, or equivalent DLT SDKs
• Proficiency in Node.js, Python, Go or Java, with experience working with RESTful or event-driven APIs
• Familiarity with Hardhat, Foundry, Truffle or equivalent blockchain development tools
• Strong Git and collaborative development experience
• Excellent analytical, problem-solving and communication skills

Nice to have

• Experience with proprietary enterprise blockchain platforms
• Knowledge of Layer 2s such as Polygon, Arbitrum or Optimism and cross-chain interoperability
• Familiarity with ERC-20, ERC-1400 and ERC-3643 and/or DeFi protocols
• Experience in financial services, capital markets or fintech
• Understanding of blockchain regulatory and compliance requirements
• Knowledge of CI/CD, Docker, Kubernetes and cloud infrastructure
• Experience with Agile and DevOps methodologies

What we offer

• Salary of £90,000-£110,000
• Hybrid/remote work from London
• Permanent position

About Fruition Group

Fruition Group is a growing technology team delivering innovative blockchain solutions within the financial services sector.