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# Blockchain Developer

- **Company:** Fruition Group
- **Location:** London, UK (Remote available)
- **Salary:** £90,000.0 - £110,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Cloud Computing, Continuous Integration, DevOps, Programming Tools, Python (Programming Language), Node.Js, Blockchain, Tokenization, Git, Kubernetes, Ethereum, Solidity, Web3.js, Restful APIs, Docker, Golang
- **Published:** September 7, 2026
- **Apply:** https://www.careerboard.com/pt/en/find-jobs-in-United-Kingdom/-DA8448766EB7EB2C23/

## About the Role

* 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.
 * Comfortable working in a fast-paced, client-facing environment.

Desirable

 * 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

## Description

* 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 Back End 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.


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