today's challenges. Our global network of EY teams and innovation centers are creating powerful ideas and solutions for organizations and ourselves, especially around opportunities coming from artificial intelligence, blockchain, robotics and data and analytics. The opportunity You will be a key member of our Global Blockchain Leadership team, an innovative and collaborative group of software engineers, cryptographers, mathematicians, and … business strategists who are dedicated to the application of blockchain technology and the development of world-class products. At EY, you will help our clients, some of the most influential companies, explore emergent applications and transform the way the world does business. As Head of Blockchain Research and Development, you will lead a world-class team of mathematicians and software … engineers, working to deliver cutting edge EY Blockchain products. Essential Functions of the Job: Work as a member of the Global Blockchain leadership team to define the long and short business goals. Define and execute the organization's blockchain research and development strategy, contributing to cutting edge EY Blockchain Products. Manage and support the R&D team to develop new More ❯
revolution. Our cutting-edge solutions empower businesses-from exchanges and wallets to payment processors and ATMs-to seamlessly integrate reserve-backed tokens across blockchains. By harnessing the power of blockchain technology, Tether enables you to store, send, and receive digital tokens instantly, securely, and globally, all at a fraction of the cost. Transparency is the bedrock of everything we do More ❯
be innovative by keeping abreast of new trends, identifying opportunities to bring in change for business benefit Strong communication skills in spoken and written English Bonus points Experience in blockchain products testing and automation Java knowledge Good knowledge of other programming languages Experience with AWS, Docker containers, kubernetes Speaking French is a bonus What's in it for you? Equity More ❯
To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the financial system. We want someone who is eager to leave their mark on the world, who relishes the pressure and privilege of working with high caliber More ❯
About Moonsong Labs Moonsong Labs is a growing Web3 protocol and AI engineering services and venture studio business. We have expertise in developing software to support blockchain and AI implementations. Our venture studio incubates new businesses that are building decentralized developer infrastructure and AI protocols. Examples of our work include the project Moonbeam, a blockchain that implements an Ethereum compatible … And Kluster AI ( ) a decentralized large AI model inference and fine tuning platform. Other customers include ZKSync and Starkware. The Protocol & Innovation Team We are looking for a Principal Blockchain Engineer who will help develop core blockchain node software, blockchain infrastructure/tooling and other low level software for various blockchain networks including for the Moonbeam Network ( ), zkSync, Starkware and … include cryptography, security, networking, game theory, zero knowledge, finance, political science, and programming language design. The Role The Principal Engineer is responsible for scoping, designing, and implementing web3 and blockchain solutions across a variety of technology stacks. They will work with the foundation, gathering requirements and presenting solutions in an easy to understand way. They will be responsible for providing More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Plexus Resource Solutions Ltd
JobTitle :ProductDesigner Location: FullyRemote Package: CompetitiveSalary+tokens/equity A pioneering blockchain-enabled investment firm is hiring a Product Designer to shape the next generation of tokenized finance. The company was the first to tokenize exposure to US Treasuries and has since expanded into a broader set of real-world assets. Its products span both institutional-grade asset management and decentralized More ❯
Bitfinex you have the freedom to work as you please - all that matters is execution. Join us and help lay the foundation for a decentralized future. Currently looking for: Blockchain Integration Specialist Remote Key responsibilities Build, improve and maintain clusters of blockchain daemons/consensus nodes in a scalable and highly redundant way Develop Node/JS workers, in Bitfinex … s microservices infrastructure, that interface with blockchain nodes API (REST/Websocket) interfaces Implement robust monitoring tools to control the stability of Bitfinex's blockchain infrastructure Create good quality policies, procedures and technical documentation Minimum Requirements Previous experience in interacting with blockchain nodes (ie. Bitcoin, Ethereum) Strong passion for Bitcoin and other cryptocurrencies Advanced Node/JavaScript skills Familiar with More ❯
Rust Engineer - Crypto/Blockchain (Hybrid) Location: London, Hybrid (3 days onsite) Employment Type: Full-Time | Permanent Our client is an innovative crypto company building the next generation of blockchain infrastructure. Their mission is to deliver secure, scalable, and user-friendly solutions that accelerate mainstream adoption of decentralized technologies. With a strong international presence and a focus on high-performance … systems, they are looking to expand their core engineering team. We are seeking a Rust Engineer to join a cutting-edge blockchain development team. The successful candidate will be passionate about Rust, enjoy tackling complex technical challenges, and thrive in a hybrid work environment. Key Responsibilities Develop and optimise high-performance services and protocols in Rust Contribute to the design … of core systems. Collaborate with cross-functional teams including product, research, and security Write clean, testable, and maintainable code, ensuring scalability and reliability Engage with the open-source and blockchain developer community Key Requirements Strong commercial experience with Rust (production-level) Deep understanding of systems programming, memory management, and concurrency Experience with distributed systems Enthusiasm for crypto, Web3, and open More ❯
is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the passion to code, create, and ultimately build an open, accessible and fair financial future, one piece of software at a time. We are looking for software engineers from a variety of technical backgrounds with a proven track record … a positive impact on the team's development by advocating the best engineering practices. WHAT YOU WILL DO You will be part of the Brokerage - Payments team who enable blockchain customers to deposit and withdraw in the blockchain app Develop and integrate APIs from new and existing payment providers, banks and other third parties across multiple countries. Work with our … issues Advocate best practices, code quality, test coverage and drive technical discussions Optimise existing systems for scalability, extensibility and performance whilst building out reusable, modular code for use across Blockchain's products Ensure security is at the forefront of everything you do, employing advanced encryption schemes to secure user and company data Work within interdisciplinary teams to continually deliver the More ❯
a wide range of spot and derivatives products and supports over 2,000 counterparties across crypto natives and traditional financial institutions. We actively participate in the development of the blockchain ecosystem by being one of the largest players in DeFi as well as our investments arm, partnerships and incubations. Wintermute was founded in 2017 by trading industry leaders and has … also getting advice and guidance from the local and UK management teams. We have the best liquidity products in the market, we work with many of the most prominent blockchain projects, we have many strategic growth opportunities in the pipeline, and a long line of counterparties wanting to develop relationships with us. We have no legacy processes, no corporate bureaucracy … up on promises Experience delivering business results - be ready to talk about numbers/quota achievement, etc. Experience in BD or similar role facing institutional crypto, institutional traditional finance, blockchain projects is a significant advantage Willingness, aptitude and curiosity to understand the fundamentals of blockchain technologies, algorithmic trading and Liquidity provision is crucial Join our dynamic team and benefit from More ❯
specialise in providing secure, scalable financial solutions to tier-1 institutional counterparties across the wholesale crypto and digital asset ecosystem. Operating at the intersection of traditional capital markets and blockchain innovation , this firm has built a reputation for trust, transparency, and risk discipline, key pillars in servicing some of the world’s largest trading firms, market makers, and institutional lenders. … Strong analytical skills and comfort working with data. Knowledge of financial statements, credit metrics, or counterparty risk. Excellent communication skills and a collaborative mindset. Desirable skills: Exposure to crypto, blockchain, or fintech. Experience with SQL, Python, or other data analysis tools. Familiarity with wholesale markets or institutional counterparties. Why Apply? Be part of a fast-growing fintech that’s shaping More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oscar
specialise in providing secure, scalable financial solutions to tier-1 institutional counterparties across the wholesale crypto and digital asset ecosystem. Operating at the intersection of traditional capital markets and blockchain innovation , this firm has built a reputation for trust, transparency, and risk discipline, key pillars in servicing some of the world’s largest trading firms, market makers, and institutional lenders. … Strong analytical skills and comfort working with data. Knowledge of financial statements, credit metrics, or counterparty risk. Excellent communication skills and a collaborative mindset. Desirable skills: Exposure to crypto, blockchain, or fintech. Experience with SQL, Python, or other data analysis tools. Familiarity with wholesale markets or institutional counterparties. Why Apply? Be part of a fast-growing fintech that’s shaping More ❯
london, south east england, united kingdom Hybrid / WFH Options
Oscar
specialise in providing secure, scalable financial solutions to tier-1 institutional counterparties across the wholesale crypto and digital asset ecosystem. Operating at the intersection of traditional capital markets and blockchain innovation , this firm has built a reputation for trust, transparency, and risk discipline, key pillars in servicing some of the world’s largest trading firms, market makers, and institutional lenders. … Strong analytical skills and comfort working with data. Knowledge of financial statements, credit metrics, or counterparty risk. Excellent communication skills and a collaborative mindset. Desirable skills: Exposure to crypto, blockchain, or fintech. Experience with SQL, Python, or other data analysis tools. Familiarity with wholesale markets or institutional counterparties. Why Apply? Be part of a fast-growing fintech that’s shaping More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Oscar
specialise in providing secure, scalable financial solutions to tier-1 institutional counterparties across the wholesale crypto and digital asset ecosystem. Operating at the intersection of traditional capital markets and blockchain innovation , this firm has built a reputation for trust, transparency, and risk discipline, key pillars in servicing some of the world’s largest trading firms, market makers, and institutional lenders. … Strong analytical skills and comfort working with data. Knowledge of financial statements, credit metrics, or counterparty risk. Excellent communication skills and a collaborative mindset. Desirable skills: Exposure to crypto, blockchain, or fintech. Experience with SQL, Python, or other data analysis tools. Familiarity with wholesale markets or institutional counterparties. Why Apply? Be part of a fast-growing fintech that’s shaping More ❯
based in the EMEA region. In this important and strategic role, you will play a major part in their Success journey to ensure our customers are successful using Elliptic blockchain analytics solutions, and in building and growing the size of our accounts. Your core deliverable will be achieving a net account retention rate as well as account upsell targets. In … being agile and resilient Interest and curiosity about digital assets and the crypto economy Bonus Points for: Knowledge or experience in AML, particularly for crypto Experience working in the blockchain/Web3 industry Additional language skills: French Keen interest in public speaking and being present in events across the region Job Benefits Hybrid working and the option to work from More ❯
between UTC-8 and UTC+3 to be considered for this position. Founded in 2015 with the mission to protect the open economy, OpenZeppelin is the world leader in securing blockchain applications and smart contracts. Our Open-Source Contract Libraries are a public good that have facilitated the transfer of over $23 trillion and are considered the industry standard for smart … Golang programming experience. 1+ years of experience with one or more public blockchains. Experience with AI tools (Cursor, Copilot, etc). Strong desire to further your education about the blockchain space. A degree or equivalent experience in computer science. Prior experience working remotely: strong personal organizational skills, a love for self-time management, and ability to work collaboratively with a … communication skills - all of our internal and external communication is in English. Nice to have Experience working with smart contracts. Experience contributing to open source projects. Experience presenting at blockchain or open source community events. Knowledge on Non-EVM blockchains. Location All positions at OpenZeppelin are 100% remote, however you should be located between UTC-8 and UTC+3 to be More ❯
About Aztec At Aztec, our goal is to add privacy to Ethereum. In the current public blockchain paradigm, users and entities unknowingly broadcast data in the public, compromising privacy and security to get trustlessness. Not only are unencrypted blockchains inherently privacy-exposing, they require significant redundancy to compute and verify the legitimacy of transactions. Implementing scalable encryption in a public … blockchain paradigm requires cutting-edge math and engineering. Thankfully, our team of scientists and engineers invented Plonk, the industry-standard zkSNARK, and Noir, the universal language of zero knowledge. Now, we're building a first of its kind Layer 2 with private smart contracts. This requires new cryptographic primitives, a zero-knowledge DSL for writing contracts, a privacy-friendly execution More ❯
Hi, we're MoonPay. We're here to onboard the world to the decentralized economy. Why? Because crypto and blockchain aren't just technologies-they're tools for global financial empowerment. They give people control over their money, their digital assets, and their future, unlocking opportunities that traditional systems have kept out of reach. What we do At MoonPay, we … and over 500 companies, our secure, enterprise-grade platform is driving mainstream crypto adoption worldwide. We collaborate with innovative brands and projects to build secure, scalable solutions for a blockchain-powered future. And we're committed to doing it right-fully licensed in the U.S. and regulated across the UK, EU, Canada, and Australia-because trust and compliance are non More ❯
City of London, London, United Kingdom Hybrid / WFH Options
We Are Dcoded Limited
Software Engineering Manager Blockchain, Decentralised - £150k£160k Location:London/Hybrid Salary: £150,000-£160,000 The Company dcoded are working with a pioneering organisation in the blockchain space thats building game-changing applications and infrastructure to power the next generation of decentralised solutions. This is your chance to lead a talented engineering team working on cutting-edge projects in … an environment that values creativity, ownership, and impact. The Role As an Software Engineering Manager, youll lead a squad of engineers focused on delivering major blockchain innovations at scale. While this isnt a hands-on coding role, your level of experience could enable you to 'muck in' and help support the team, should you be required. The key is being … engineering fundamentals and previous experience as a senior engineer Track record of delivering complex technical solutions Excellent communication skills across technical and non-technical stakeholders Curiosity and interest in blockchain or decentralised technologies More ❯
and accountability-across crypto. Key Responsibilities What you will do: Research and document cryptoasset service providers (VASPs, custodians, OTC desks, exchanges) to expand and improve the Elliptic products Analyse blockchain and off-chain data to identify key risk indicators and assess how crypto businesses operate within or outside global regulatory frameworks Apply AML concepts such as ownership structures, compliance controls … and jurisdictional risk to profile entities accurately and inform product coverage Collaborate with the Intelligence Team and the other Cryptocurrency Intelligence Analysts to link real-world entities to their blockchain representation Skills, Knowledge & Expertise You will be a great fit here if you: You're detail-oriented, thorough, and willing to put in the time to get things right You More ❯
Consultant (Securities Engineering Manager) Subject Matter Expert - Contract - Hybrid/London - £860pd Inside IR35 12 month contract £860pd Inside IR35 1 day per week on site Job Description An experienced individual with deep knowledge and proven expertise working within or More ❯
app allows users to pay people, not numbers - no IBAN, account numbers, or sort code required. All you need is the recipient's name to send money. Sling leverages blockchain technology to transfer in any currency almost instantaneously for a negligible fee. We're in 150 countries and the app is available in the Android and iOS app stores. Sling … of devices. This means focusing on performance, stability, and an excellent user experience, even on lower-end Android phones. And because Sling deals with people's money on the blockchain, security and cryptography are super important in everything we do on Android. About the Role We're looking for a Senior Android Engineer to join our small, experienced, and highly … s performance and reliability across a broad range of Android devices, ensuring a smooth experience even on entry-level hardware. Improve and maintain core systems related to security and blockchain (Solana) integration. Participate in code reviews, testing, and iterative improvements to keep the codebase high-quality and scalable as we grow. What we're looking for You're an experienced More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Searchability
Designer to the team. WHAT WILL YOU BE DOING? As a Senior Product Designer you will own the end-to-end design of intuitive, secure, and engaging experiences for blockchain workflows like multichain asset management, NFT interactions, and transaction signing. Working closely with product and engineering, they'll turn complex concepts such as gas fees and cross-chain swaps into … clear user journeys, while maintaining a scalable design system across web, mobile, and hardware wallets. The role requires proven blockchain product design experience, strong user research skills, and the ability to embed trust and security into every interaction, ensuring the product remains accessible, competitive, and user-friendly in a rapidly evolving space. RESPONSIBILITIES: Lead the design of user experiences for … multichain wallets, NFTs, and crypto transactions. Translate complex blockchain concepts into clear, user-friendly flows. Collaborate with product managers, engineers, and other stakeholders to define and deliver features. Create and maintain a scalable design system across web and mobile platforms. Conduct user research and usability testing with both crypto-native and new-to-Web3 users. Ensure trust, security, and clarity More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Plexus Resource Solutions Ltd
Job Title: Product Manager Location: Remote Salary Range: £100K - £130K Industry: Cybersecurity - Blockchain/Web3 Security Start Date: ASAP Plexus has partnered with an innovative company transforming trust in the blockchain and Web3 space through a sophisticated, integrated security platform. Since being founded in 2022, the company has worked with some of the most prominent names in the industry, including … the end-to-end product lifecycle, delivering high-quality, impactful features. Collaborate closely with R&D, engineering, and go-to-market teams to drive seamless execution. Stay ahead of blockchain trends and security challenges to keep the product leading in Web3 trust Required Skills: 5+ years experience in product management, ideally within the cybersecurity sector. Proven track record of leading … products from concept through to successful launch. Exceptional cross-functional leadership and communication skills. Strong grasp of technical fundamentals, with working knowledge of blockchain and Web3 technologies. Benefits: Competitive salary. 100% remote work from anywhere. Comprehensive health benefits package, including options for 100% company-paid health, dental, vision, and life insurance. Top token compensation Professional development budget for courses Generous More ❯
