11 of 11 ethers.js Jobs in the UK

Blockchain Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
/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 ...

Blockchain / DLT Developer Developer

Hiring Organisation
Delta Capita
Location
London, United Kingdom
Salary
£ 80 K
/ARC standards).Strong understanding of blockchain fundamentals including consensus mechanisms, cryptographic primitives, tokenomics, and DLT architectures.Experience working with Web3 libraries such as Web3.js, Ethers.js, or equivalent SDKs for Hedera and Algorand.Proficiency in one or more backend languages (e.g. Node.js, Python, Go, Java) and RESTful/event-driven API design.Familiarity ...

Full Stack Engineer, Blockchain

Hiring Organisation
Fireblocks
Location
London, United Kingdom
Salary
£ 80 K
blockchain context.Familiarity with DeFi protocols — AMMs, lending markets, bridging infrastructure, or on-chain routing — is a strong advantage.Experience with Web3 tooling and libraries (ethers.js, viem, web3.js, Solana web3.js, etc.).Demonstrated experience taking products from inception to delivery at scale.Full stack experience (React, frontend development) — a nice to have.About YouYou think ...

Full Stack Engineer, Blockchain

Hiring Organisation
Fireblocks
Location
London, UK
Employment Type
Full-time
context. Familiarity with DeFi protocols — AMMs, lending markets, bridging infrastructure, or on-chain routing — is a strong advantage. Experience with Web3 tooling and libraries (ethers.js, viem, web3.js, Solana web3.js, etc.).Demonstrated experience taking products from inception to delivery at scale. Full stack experience (React, frontend development) — a nice to have. ...

Blockchain Specialist

Location
Greater London, England, United Kingdom
Solidity and Ethereum-based development Experiencewith blockchain frameworks like Truffle , Hard-hat , or Brownie Solidunderstanding of cryptographic principles , decentralisednetworks , and consensus algorithms Familiaritywith Web3.js , Ethers.js , and blockchain nodeinfrastructure Hands-onexperience building DeFi , NFT, or DAO applications Versioncontrol experience (Git/GitHub) 9. Desired Skills Experiencewith Layer 2 solutions (Arbitrum, Optimism ...

Full Stack Engineer, Blockchain

Location
Greater London, England, United Kingdom
context. Familiarity with DeFi protocols — AMMs, lending markets, bridging infrastructure, or on‐chain routing — is a strong advantage. Experience with Web3 tooling and libraries (ethers.js, viem, web3.js, Solana web3.js, etc.). Demonstrated experience taking products from inception to delivery at scale. Full stack experience (React, frontend development) — a nice ...

Blockchain Software Developer - Digital Assets Platform

Location
Greater London, England, United Kingdom
audit smart contracts written in Solidity or equivalent languages, ensuring security, correctness, and gas efficiency Integrate Web3 libraries and SDKs (e.g., Web3J, Web3JS, Ethers.js, Viem) into enterprise Java and/or Node.js backend services Implement asynchronous, event-driven architectures to handle on-chain events, transaction lifecycle management, and blockchain state … Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practices Hands-on experience with Web3 libraries such as Web3J, Web3JS, Ethers.js, or Viem Solid understanding of blockchain fundamentals — consensus mechanisms, transaction lifecycle, gas models, wallet infrastructure, and key management Experience with token standards ...

Blockchain Software Developer - Digital Assets Platform

Location
Greater London, England, United Kingdom
audit smart contracts written in Solidity or equivalent languages, ensuring security, correctness, and gas efficiency Integrate Web3 libraries and SDKs (e.g., Web3J, Web3JS, Ethers.js, Viem) into enterprise Java and/or Node.js backend services Implement asynchronous, event-driven architectures to handle on-chain events, transaction lifecycle management, and blockchain state … Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practices Hands-on experience with Web3 libraries such as Web3J, Web3JS, Ethers.js, or Viem Solid understanding of blockchain fundamentals - consensus mechanisms, transaction lifecycle, gas models, wallet infrastructure, and key management Experience with token standards ...

Blockchain Software Developer - Digital Assets Platform

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
test, and audit smart contracts written in Solidity or equivalent languages, ensuring security, correctness, and gas efficiencyIntegrate Web3 libraries and SDKs (e.g., Web3J, Web3JS, Ethers.js, Viem) into enterprise Java and/or Node.js backend servicesImplement asynchronous, event-driven architectures to handle on-chain events, transaction lifecycle management, and blockchain state … Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practicesHands-on experience with Web3 libraries such as Web3J, Web3JS, Ethers.js, or ViemSolid understanding of blockchain fundamentals — consensus mechanisms, transaction lifecycle, gas models, wallet infrastructure, and key managementExperience with token standards ...

Software Engineer III - Full Stack

Location
Leeds, England, United Kingdom
Query, Tailwind, Zustand Experience in developing blockchain dApps in EVM or Solana (including hackathons or side projects) Familiarity with common web3 libraries such as ethers.js, viem, or similar client libraries for interacting with smart contracts Strong understanding of performance optimization, responsive design, accessibility, and web standards Experience integrating with backend ...

Senior Backend Engineer

Location
United Kingdom
About Project Eleven Project Eleven is an applied lab of builders and technologists working at the intersection of quantum computing and cryptography. We build impactful solutions that push the digital-asset ecosystem to a more ...