26 to 50 of 67 web3js Jobs in the UK

Citi is seeking a Blockchain Software Developer to join the Digital Assets Platform engineering team. This role focuses on building Web3-native components, on-chain integrations, and scalable backend services for institutional digital finance use ...

DXC Luxoft Financial Services is looking for an experienced Senior Blockchain Developer to design and build enterprise-grade digital asset platforms, operating at the intersection of traditional finance and blockchain technology. You will contribute to ...

About Merkle Science: Merkle Science provides blockchain transaction monitoring and intelligence solutions for web3 companies, digital asset service providers, financial institutions, law enforcement and government agencies to detect, investigate and prevent illicit use of cryptocurrencies. ...

Appold is an independent blockchain technology and advisory company. We advise the full spectrum of companies within the blockchain industry, from major financial institutions through to Web3 Foundations, on all areas of blockchain technology-related ...

London, United Kingdom | Posted on 12/04/2025 The employer is an early stage Crypto startup developing a toolchain for shared, just‐in‐time applications that gives independent developers freedom to build powerful ...

Love technology, coding, AI and cryptocurrency but want a professional career? Join one of the UK's leading digital asset accounting teams, working with crypto exchanges, blockchain companies and Web3 startups while qualifying as a ...

Citi London is seeking a Lead Web3 Engineer to join the Digital Assets Platform. You will develop backend components linked to blockchain networks, implement wallet interactions, and deploy smart contracts in a fast-paced, enterprise ...

As part of the Fireblocks sales team, you will play a meaningful role in scaling one of the fastest-growing companies in the Blockchain and Cybersecurity field. You’ll target a mix of Crypto Native ...

The world of digital assets is accelerating in speed, magnitude, and complexity, opening the door to new ways for leveraging the blockchain. Fireblocks’ platform and network provide the simplest and most secure way for companies ...

The world of digital assets is accelerating in speed, magnitude, and complexity, opening the door to new ways for leveraging the blockchain. Fireblocks’ platform and network provide the simplest and most secure way for companies ...

Love technology, coding, AI and cryptocurrency but want a professional career? Join one of the UK's leading digital asset accounting teams, working with crypto exchanges, blockchain companies and Web3 startups while qualifying as a ...

Kaleido is seeking a full-stack Software Engineer to build enterprise-grade web3 platforms. You will own end-to-end challenges across code, architecture, and infrastructure, collaborating with Design and Product Management to advance Kaleido ...

At World Mobile, we are on a mission to revolutionise the trillion-dollar telco industry by delivering a fairer, better network for all. We’re pioneering a unique blend of balloons, blockchain, and hybrid connectivity ...

Company: MoonPay Location: London – Hybrid Sector: CryptoPerp Source: web3.career Product Manager, Crypto Asset Management London – Hybrid Product – Product/Full Time/Hybrid About MoonPay MoonPay is for builders with something to prove. This isn ...

Open Positions Mid/Senior Software Engineer (Payments) – Apply: https://lnkd.in/euBR36SV Front-end Game Developer (PixiJS) – Apply: https://lnkd.in/ezfP4fwA Blockchain/Web3 Node.js Developer – Apply: https:/ ...

TechHavenLabs seeks a Blockchain Backend Developer to build and maintain the backend that connects our products to EVM networks and smart contracts. You will own RPC communication, event indexing, transaction monitoring, persistence, and on-chain ...

The world of digital assets is accelerating in speed, magnitude, and complexity, opening the door to new ways for leveraging the blockchain. Fireblocks’ platform and network provide the simplest and most secure way for companies ...

A leading blockchain innovation firm is seeking a Business Development Lead in London or remote to execute their growth strategy. The role involves sourcing, negotiating, and closing high-impact partnerships within decentralized finance. Ideal candidates ...

Nibiru Chain is a breakthrough L1 blockchain and smart contract ecosystem sporting superior throughput and unparalleled security. Nibiru aims to be the most developer-friendly and user-friendly smart contract ecosystem, leading the charge toward ...

Citi's London team seeks a Lead Web3 Engineer for the Digital Assets Platform. You will back enterprise-grade web applications, integrate with blockchain networks, and drive backend services using Java and Web3 libraries. Strong ...

Citi London is seeking a Senior Blockchain Engineer to join the Digital Assets Platform. You will build backend enterprise web applications using Java and spring, with a focus on web3 and CIDAP. You will collaborate ...

We’re seeking someone to join the global Threat Hunt and Cyber Detection (THCD) team as a Detection Engineer. The THCD mission is to seek out attacks against the Morgan Stanley network, to engineer detection ...

Business Development Lead Europe (UK or Remote) London, United Kingdom | Posted on 30/09/2025 The company provides an innovative tokenised basket factory that enables creation of basket tokens using the ERC-7621 ...

An innovative crypto startup in London is seeking a talented developer to create cutting-edge cryptographic applications. Your role will involve shipping code, collaborating with customers, and prototyping next-gen products. Ideal candidates will have ...

Want to operate at the forefront of crypto markets where technology, speed, and strategy drive real impact? Join a leading crypto-native algorithmic trading firm that provides liquidity across global cryptocurrency exchanges and platforms, delivers ...