1 to 25 of 167 Web3 Jobs in London

The engineering team at Chainalysis is driven by the challenge of solving complex technical problems and building products that foster trust in cryptocurrencies. We are a globally distributed organization with teams in Denmark, the UK, Canada, and the USA, who More ❯

re an initiator. We're pioneers in adopting the Rust development language for our algorithmic trading, and champions of its use in the industry. We support the growth of Web3 startups through our Accelerator Program. We upgrade ecosystems by injecting liquidity into promising DeFi, RWA, and NFT protocols. And we push the industry's progress with our research and governance More ❯

to ship opinionated architectural choices and code, and to share software best practices. All our written and company communication is in English. Nice-to-have: Existing experience in a web3/crypto/blockchain company. Experience in running blockchain nodes, either professionally or as a hobby. Experience designing, building and deploying user-facing, and/or API-based products. Previous More ❯

Integrate third-party APIs and services including blockchain nodes, financial data providers, and cloud-based tools. -Champion code quality through peer reviews, testing, and automation. -Keep up with emerging Web3, AI, and software engineering trends to improve our platform continuously. What We’re Looking For -3–7 years of full stack development experience, preferably in fintech, SaaS, or Web3 environments. … solving skills and a proactive, ownership-driven mindset. -Comfortable working in a fast-paced, agile environment with evolving requirements. Bonus Points For -Experience integrating with financial data providers or Web3 platforms (e.g. Alchemy, Chainlink, Fireblocks). -Exposure to real-time data streaming, AI/ML pipelines, or decentralised infrastructure. -Knowledge of security best practices in fintech/blockchain applications. Why More ❯

Integrate third-party APIs and services including blockchain nodes, financial data providers, and cloud-based tools. -Champion code quality through peer reviews, testing, and automation. -Keep up with emerging Web3, AI, and software engineering trends to improve our platform continuously. What We’re Looking For -3–7 years of full stack development experience, preferably in fintech, SaaS, or Web3 environments. … solving skills and a proactive, ownership-driven mindset. -Comfortable working in a fast-paced, agile environment with evolving requirements. Bonus Points For -Experience integrating with financial data providers or Web3 platforms (e.g. Alchemy, Chainlink, Fireblocks). -Exposure to real-time data streaming, AI/ML pipelines, or decentralised infrastructure. -Knowledge of security best practices in fintech/blockchain applications. Why More ❯

Integrate third-party APIs and services including blockchain nodes, financial data providers, and cloud-based tools. -Champion code quality through peer reviews, testing, and automation. -Keep up with emerging Web3, AI, and software engineering trends to improve our platform continuously. What We’re Looking For -3–7 years of full stack development experience, preferably in fintech, SaaS, or Web3 environments. … solving skills and a proactive, ownership-driven mindset. -Comfortable working in a fast-paced, agile environment with evolving requirements. Bonus Points For -Experience integrating with financial data providers or Web3 platforms (e.g. Alchemy, Chainlink, Fireblocks). -Exposure to real-time data streaming, AI/ML pipelines, or decentralised infrastructure. -Knowledge of security best practices in fintech/blockchain applications. Why More ❯

structure. Code smart contracts: We have a couple behind us already but you'll be driving the coding of smart contracts and everything that comes with them. Living in Web3 is the name of the game, and solidity/JS is your smart contract safe zone. Our ideal candidate can see the bigger picture and architect both front end and … back-end systems to accomplish product goals. Experience with smart contracts, ERC-20, web3 and ethers.js . While you'll primarily work with Node.JS/TypeScript, experience in DevOps is a plus. This role is fully remote (with offices optional and available!), though we would prefer this role specifically to be in a timezone where we can have more hours More ❯

About the Company Gemini is a global crypto and Web3 platform founded by Tyler Winklevoss and Cameron Winklevoss in 2014. Gemini offers a wide range of crypto products and services for individuals and institutions in over 70 countries. Crypto is about giving you greater choice, independence, and opportunity. We are here to help you on your journey. We build crypto More ❯

The Aave Companies are focused on innovation in Web3 and have cultivated a thriving, collaborative culture. Valuing expertise and dedication, the Aave fam is welcoming, passionate, and eager to build great products. We celebrate differences and seek to recruit, develop, and retain the most talented people from a diverse candidate pool and we're hiring! We are looking for a … Senior Frontend Engineer to help us build interfaces for groundbreaking Web3 applications, which will become critical pieces of infrastructure for the next stage of crypto adoption. From Lens Protocol to future projects in the pipeline, there are a number of products the Aave Companies are working on at all times and you can be an integral part of building the … future of Web3! Although the role is remote-friendly, it is preferred that you are located and working within the GMT-PST time zones for coordination purposes. Responsibilities Collaborate with backend and smart contract engineers to design and implement a functional, user-friendly experience. Build user flows across both web and mobile. Work closely with Product, Design, and Engineering teams More ❯

Infinite Web3. As the decentralized digital highway connecting blockchains, data, AI, and real-world applications, it empowers developers to build, scale, and automate the technologies shaping the future of Web3-including AI, robotics, Real World Assets (RWA), and beyond. By providing the essential tools to unify decentralized ecosystems, Entangle is the foundation of infinite Web3-a critical toolkit for those … DeFi protocols, smart contracts, and blockchain ecosystems. Evaluate the technical feasibility, security, and scalability of integrating new protocols or features. Stay updated on the latest advancements in blockchain technology, Web3, and decentralized finance. Data Analysis & Insights: Analyze on-chain data, user behavior, and market trends to identify opportunities and risks. Develop and maintain dashboards and reports to track key performance … technical information to non-technical stakeholders. - Adaptability: Comfortable working in a fast-paced, rapidly changing environment. What We Offer An opportunity to work on a pioneering project in the Web3 space. Well funded organisation with very little bureaucracy. A dynamic and innovative work environment with a team of experts. Competitive compensation and benefits Professional development and growth opportunities Payments in More ❯

uses Hubspot). An understanding of blockchain technology and its application in different use cases. Ability to work independently in a fast-paced and evolving environment. Genuine interest in Web3 , blockchain, cryptocurrency, and smart contracts Check our Tech Blog and Open-Source Contribution Nice-to-have: Additional language skills (in particular,any country from EMEA). Understand tech concepts or … in meetings with engineers) Data analytics skills (Excel, Python, etc) Experience in a fast-growing, early-stage company. Relationships in the region with relevant businesses. Experience working in the Web3/crypto/blockchain industry. About Kiln: Kiln is the leading enterprise-grade rewards platform that enables institutional customers to stake assets and integrate staking & DeFi functionality into their offerings. More ❯

The Aave Companies are focused on innovation in Web3 and have cultivated a thriving, collaborative team environment. Valuing expertise and dedication, the Aave fam is welcoming, passionate, and eager to build great products. We celebrate differences and seek to recruit, develop, and retain the most talented people from a diverse candidate pool and we're hiring! We are looking for … a Senior Fullstack Engineer with experience in DeFi and Web3 to support and grow our engineering team across a variety of different products from the Lens Protocol to other new primitives. This role will focus primarily on developing Web3-based applications from the ground up, and continuing to build critical pieces of technological architecture for the next stage of Web3 … are located and working within the GMT-PST time zones for coordination purposes. Responsibilities Work with smart contract engineers to design and implement a functional user-friendly experience for Web3 technologies. Collaborate with Product, Design, and Engineering teams to define, prioritize and develop solutions/features for Web3 products. Collaborate with frontend, backend, and smart contract developers. Own and plan More ❯

Web3/Smart Contracts Auditor – Security Software Engineer (Remote, UK/EU) Are you experienced in Security Software and Web3/Smart Contract Auditing, with strong programming skills in Solidity, Go, Rust, or C++? Do you want to join a world-class team securing some of the most advanced blockchain protocols? This is a unique opportunity to work with a … pioneering start-up at the intersection of blockchain, cryptography, and advanced software security. About the Role We’re seeking a Web3/Smart Contracts Auditor or Security Software Engineer—ideally with a PhD in Mathematics, Computer Science, or Cryptography—to join a cutting-edge team of experts in compilers, finance, and security research. This fully remote role (open to candidates … knowledge proofs. Continuing to grow through personal development and collaborative research opportunities. What We’re Looking For: A relevant PhD (Mathematics, Cryptography, or Computer Science). Proven experience in Web3/Smart Contract Auditing. Programming expertise in Go, Rust, Solidity, and/or C/C++. Strong understanding of code security and attacker models. Familiarity with financial mathematics or modeling More ❯

all team members have a quantitative or engineering background, skillsets extend from solidity expertise, data and quantitative trading, to business development, incentive design and social media advocacy. As a Web3 Technical Lead, your role will be pivotal in ensuring the technical success of DeFi projects built by external partners on our infrastructure. Rather than building a single protocol, you will … Familiarity with Solidity and the EVM developer ecosystem (Hardhat, Foundry, OpenZeppelin) Humility and strong ability to communicate technical concepts to both devs and product stakeholders. Passionate and opinionated about Web3 and the decentralized finance movement. Nice to have Experience in DevRel/DevOps/Front-end roles. Previous open-source contributions. Familiarity with multi-chain deployments (Polygon, Arbitrum, Optimism, etc. More ❯

Blockchain Developer – Web3/DeFi Innovator – London (Tech stack: Blockchain Developer, Solidity, Node.js, React, HTML5, CSS3, TypeScript, Foundry, Hardhat, Ethereum-based ecosystems, bridging between L1 and L2, NoSQL databases, Git, Agile, Rust, Go, L2 frameworks, Unity, Unreal, GoDot, Programmer, Full Stack Engineer, Architect, Blockchain Developer) We have an exciting new opportunity for a Blockchain Developer to join one of London … s most forward-thinking Web3/DeFi innovators. This is your chance to work at the cutting edge of blockchain technology—building scalable, decentralised applications and systems with real-world impact. Our client is on a mission to reshape how decentralised finance and digital ecosystems interact, using sophisticated Layer 2 scaling solutions and bleeding-edge tech. Our client is looking … GoDot. This is your opportunity to be involved in building a brand-new decentralised application from the ground up, working in an agile, fast-paced and intellectually stimulating environment. Web3 is evolving rapidly and our client is at the forefront. All Blockchain Developer positions come with the following benefits: Token-based equity options. Private healthcare. Remote-first working environment. More ❯

Blockchain Developer – Web3/DeFi Innovator – London (Tech stack: Blockchain Developer, Solidity, Node.js, React, HTML5, CSS3, TypeScript, Foundry, Hardhat, Ethereum-based ecosystems, bridging between L1 and L2, NoSQL databases, Git, Agile, Rust, Go, L2 frameworks, Unity, Unreal, GoDot, Programmer, Full Stack Engineer, Architect, Blockchain Developer) We have an exciting new opportunity for a Blockchain Developer to join one of London … s most forward-thinking Web3/DeFi innovators. This is your chance to work at the cutting edge of blockchain technology—building scalable, decentralised applications and systems with real-world impact. Our client is on a mission to reshape how decentralised finance and digital ecosystems interact, using sophisticated Layer 2 scaling solutions and bleeding-edge tech. Our client is looking … GoDot. This is your opportunity to be involved in building a brand-new decentralised application from the ground up, working in an agile, fast-paced and intellectually stimulating environment. Web3 is evolving rapidly and our client is at the forefront. All Blockchain Developer positions come with the following benefits: Token-based equity options. Private healthcare. Remote-first working environment. More ❯

understanding of how to build scalable backend systems on cloud and serverless technology. Firebase backend knowledge. Strong experience with NoSQL databases. Experience integrating with third-party services. Familiarity with web3 and blockchain technologies. Solid understanding of software development principles, including agile methodologies, version control (via Github), and automated testing (unit, integration, and end-to-end). Ability to write clean … we work. diversity equity and inclusion: At fan3 we embrace difference and celebrate our individual stories and qualities that make us all unique. We all had a life before Web3 and it is these lived experiences that bring richness and strength to our culture, creativity and innovation. We fundamentally believe that difference perspectives create stronger group outcomes, solve bigger problems … and create braver solutions. Web3 is democratising access to opportunity, creativity and prosperity and we understand our responsibility as a vehicle for adoption of this new world. We want to play are part in building a better internet, and that starts with ourselves. How we show up, how we hire and how we behave. It is everyone’s responsibility in More ❯

provide the simplest and most secure way for companies to work with digital assets and it trusted by some of the largest financial institutions, banks, globally-recognized brands, and Web3 companies in the world, including BNY Mellon, BNP Paribas, ANZ Bank, Revolut, and thousands more. Founded in 2018 and already valued at over $8 billion, Fireblocks is a SaaS platform … to create innovative products on the blockchain and manage day-to-day crypto operations. Fireblocks is trusted by some of the largest financial institutions, banks, globally recognized brands, and Web3 companies in the world, including BNY Mellon, BNP Paribas, ANZ Bank, Revolut, and thousands more, to securely scale digital asset operations through the Fireblocks Network and MPC-based wallet infrastructure. More ❯

and FinTech businesses on AML, KYC, transaction monitoring, and regulatory compliance. Maintain industry relationships for business development and networking. Support AML, sanctions, and fraud risk assessments for crypto/Web3 business models. Conduct research on regulatory requirements, including BSA/AML regulations and FinCEN guidelines. Develop and deliver training on cryptocurrency investigations and compliance. Assist in business development, marketing, and More ❯

Detailed Job Description: 1. Proven experience in blockchain development 2.Strong understanding of Web 3 protocols, decentralized systems, and cryptographic principles. 3.Experience developing and deploying smart contracts and working with tools like Hardhat, Truffle, or Foundry. 4.Ability to critically assess and More ❯

Role : Block Chain Developer Work location : London, UK Type: Contract, Inside IR35 Required Core Skills: 1. Proven experience in blockchain development 2.Strong understanding of Web 3 protocols, decentralized systems, and cryptographic principles. 3.Experience developing and deploying smart contracts and working More ❯

Detailed Job Description: 1. Proven experience in blockchain development 2.Strong understanding of Web 3 protocols, decentralized systems, and cryptographic principles. 3.Experience developing and deploying smart contracts and working with tools like Hardhat, Truffle, or Foundry. 4.Ability to critically assess and More ❯

Role : Block Chain Developer Work location : London, UK Type: Contract, Inside IR35 Required Core Skills: 1. Proven experience in blockchain development 2.Strong understanding of Web 3 protocols, decentralized systems, and cryptographic principles. 3.Experience developing and deploying smart contracts and working More ❯

Role : Block Chain Developer Work location : London, UK Type: Contract, Inside IR35 Required Core Skills: 1. Proven experience in blockchain development 2.Strong understanding of Web 3 protocols, decentralized systems, and cryptographic principles. 3.Experience developing and deploying smart contracts and working More ❯

Hi Professionals, Greetings From Ampstek!! Hope you are high in your spirits. Please stay safe. Our client is looking for Blockchain Developer to join a high-growth organization. If you are interested share you resume sreeja.j@ampstek.com Role: Blockchain Developer More ❯