105 blockchain engineer jobs

Flow Traders is looking for an experienced Back-End Blockchain Engineer to join our growing Digital Assets Technology team in Amsterdam. This is a unique opportunity to work at a leading proprietary trading firm with an entrepreneurial and innovative culture. We value sharp, creative minds and challenge our engineers to leverage their full potential in a high-performance environment. This will be a hybrid role based in Amsterdam. What you will do Work closely with trading desks to develop scalable and low-latency solutions for DEX Trading Contribute to the architecture and development of high-performance, real-time trading systems for DeFi markets Encourage the team to grow our Blockchain understanding bringing in protocol-specific knowledge and best practices Develop and maintain on-chain and off-chain components, including smart contracts, indexers, and market-making bots Implement robust APIs and integrate with DeFi protocols, liquidity pools, and decentralized exchanges...

Flow Traders is looking for an experienced Back-End Blockchain Engineer to join our growing Digital Assets Technology team. This is a unique opportunity to work at a leading proprietary trading firm with an entrepreneurial and innovative culture. We value sharp, creative minds and challenge our engineers to leverage their full potential in a high-performance environment. This will be a hybrid role based in Amsterdam. What you will do Work closely with trading desks to develop scalable and low-latency solutions for DEX Trading Contribute to the architecture and development of high-performance, real-time trading systems for DeFi markets Encourage the team to grow our Blockchain understanding bringing in protocol-specific knowledge and best practices Develop and maintain on-chain and off-chain components, including smart contracts, indexers, and market-making bots Implement robust APIs and integrate with DeFi protocols, liquidity pools, and decentralized exchanges (DEXs)...

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’re building the infrastructure that powers this new financial system. We make it easy for anyone, anywhere, to buy, sell, and trade crypto using everyday payment methods like cards, Apple Pay, PayPal, Revolut and Venmo. We provide simple tools to send, receive, and manage stablecoins, so anyone can participate in the crypto economy confidently. Trusted by nearly 30 million customers 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....

Flow Traders is looking for an experienced Back-End Blockchain Engineer to join our growing Digital Assets Technology team in Amsterdam. This is a unique opportunity to work at a leading proprietary trading firm with an entrepreneurial and innovative culture. We value sharp, creative minds and challenge our engineers to leverage their full potential in a high-performance environment. This will be a hybrid role based in Amsterdam. What you will do Work closely with trading desks to develop scalable and low-latency solutions for DEX Trading Contribute to the architecture and development of high-performance, real-time trading systems for DeFi markets Encourage the team to grow our Blockchain understanding bringing in protocol-specific knowledge and best practices Develop and maintain on-chain and off-chain components, including smart contracts, indexers, and market-making bots Implement robust APIs and integrate with DeFi protocols, liquidity pools, and decentralized exchanges...

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’re building the infrastructure that powers this new financial system. We make it easy for anyone, anywhere, to buy, sell, and trade crypto using everyday payment methods like cards, Apple Pay, PayPal, Revolut and Venmo. We provide simple tools to send, receive, and manage stablecoins, so anyone can participate in the crypto economy confidently. Trusted by nearly 30 million customers 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....

About Revolut People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products — including spending, saving, investing, exchanging, travelling, and more — help our 65+ million customers get more from their money every day. As we continue our lightning-fast growth,‌ 2 things are essential to our success: our people and our culture. In recognition of our outstanding employee experience, we've been certified as a Great Place to Work™. So far, we have 10,000+ people working around the world, from our offices and remotely, to help us achieve our mission. And we're looking for more brilliant people. People who love building great products, redefining success, and turning the complexity of a chaotic world into the simplicity of a beautiful solution. About The Role Our Technology team builds the systems and experiences that keep Revolut moving. From the infrastructure...

The blockchain security team is working on core Blockchain technologies, Smart contracts and other building blocks that allow us to create unique products for our users.  They specialise in secure development, confidential computing technology and advanced cryptographic techniques and with multiple patents granted to this team, this is a key strategic investment for Crypto.com.  It is a unique opportunity to work on the future of this exciting industry. Responsibilities Primary responsibilities to ensure the application is running at all times in Production Manages other non-production environments such as pre-production/staging.  Strong understanding of application features and all supported blockchains Work closely with engineers both application and infrastructure to ensure good understanding of what will be pushed to production environments Ability to apply fixes, improvements or optimization on the applications and infrastructure Identify any issues...

We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure. Responsibilities Maintain and support blockchain infrastructure Review and propose configuration of blockchain software and network setup of nodes running the blockchain software Develop deep understanding of the Blockchain technology (specifically public Blockchain) Develop and share with others on security threats of various blockchain technology Define and maintain team continuous devops lifecycle and automation Design and maintain cloud computing workload, manage cloud security posture Software engineers or system administrators with an interest in blockchain/automation/infrastructure are welcomed to apply...

Bitcoin Suisse is the Swiss crypto-native pioneer and trusted gateway to crypto asset investing. As the leading crypto service provider in Switzerland, we operate across the most relevant crypto exchanges and provide brokerage, custody, staking and other crypto-related services at the forefront of technical innovation. We are as dedicated to our clients as we are passionate about cryptocurrencies and the underlying blockchain technology. We make things happen and have helped to shape the crypto and blockchain ecosystem in Switzerland as a driving force in the development of the ‘Crypto Valley’. Bitcoin Suisse is headquartered in Zug with offices in Copenhagen, Vaduz and Bratislava and targets (ultra-) high-net-worth private individuals and institutional clients. The mission Run and evolve our institutional-grade validator & full-node fleet across leading PoS networks. Keep us slash-free , highly available , and upgrade-ready while onboarding new chains fast and safely....

Responsibilities Maintain and support blockchain infrastructure Review and propose configuration of blockchain software and network setup of nodes running the blockchain software Develop deep understanding of the Blockchain technology (specifically public Blockchain) Develop and share with others on security threats of various blockchain technology Define and maintain team continuous devops lifecycle and automation Design and maintain cloud computing workload, manage cloud security posture Software engineers or system administrators with an interest in blockchain/automation/infrastructure are welcomed to apply Requirements Degree in Computer Science or Engineering or similar discipline 3 - 5 years working experiences in devops or system administration or related area, applicants with less experience will be considered for a Junior position Understand basic blockchain (a plus if has experience in deploying blockchain) Experience in deploying in various cloud...

The blockchain security team is working on core Blockchain technologies, Smart contracts and other building blocks that allow us to create unique products for our users.  They specialise in secure development, confidential computing technology and advanced cryptographic techniques and with multiple patents granted to this team, this is a key strategic investment for Crypto.com.  It is a unique opportunity to work on the future of this exciting industry. Responsibilities Primary responsibilities to ensure the application is running at all times in Production Manages other non-production environments such as pre-production/staging.  Strong understanding of application features and all supported blockchains Work closely with engineers both application and infrastructure to ensure good understanding of what will be pushed to production environments Ability to apply fixes, improvements or optimization on the applications and infrastructure Identify any issues...

Bitcoin Suisse is the Swiss crypto-native pioneer and trusted gateway to crypto asset investing. As the leading crypto financial service provider in Switzerland, we operate across the most relevant crypto exchanges and provide brokerage, custody, staking and other crypto-related services at the forefront of technical innovation. We are as dedicated to our clients as we are passionate about cryptocurrencies and the underlying blockchain technology. We make things happen and have helped to shape the crypto and blockchain ecosystem in Switzerland as a driving force in the development of the ‘Crypto Valley’. Bitcoin Suisse is headquartered in Zug with offices in Copenhagen, Vaduz and Bratislava and targets (ultra-) high-net-worth private individuals and institutional clients. About The Role Run and evolve our institutional-grade validator & full-node fleet across leading PoS networks. Keep us slash-free , highly available , and upgrade-ready while onboarding new...

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com. This role will require being full-time onsite at our Toronto office to support collaborative team dynamics and innovative problem-solving. BitGo is looking for a Software Engineer to join our Wallet Core Team and help us build an...

Flow Traders is looking for a Security Engineer with a strong interest in digital assets security, crypto threats, and smart contract risk management. In this role, you will support the security of our blockchain infrastructure, digital asset wallets, DeFi interactions, and smart contract engagements. You will be part of a highly skilled security team, learning and contributing to the safe and secure growth of Flow Traders' crypto trading business. The successful Security Engineer at Flow Traders will be highly self-motivated, has strong attention to detail, and a clear focus on innovation and protection, with a hacker mindset. This is a unique opportunity to join a leading proprietary trading firm with an entrepreneurial and innovative culture at the heart of its business. We value quick-witted, creative minds and challenge them to make full use of their capacities. What you will do Assist in monitoring and analyzing threats relevant to the crypto ecosystem, including...

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com. This role will require being full-time onsite at our Toronto office to support collaborative team dynamics and innovative problem-solving. BitGo is looking for a Mobile Software Engineer with a strong background in React Native to...

Platform Engineer - DORA Implementation About the Company OSL is a leading, innovative financial technology company at the forefront of the digital assets revolution. We are expanding our presence in Europe and are committed to building secure, compliant, and resilient financial services for our global clientele. Overview We are looking for a Platform Engineer - DORA Implementation to build our unbreakable financial platform in the EU and lead our technical DORA implementation. As our Digital Resilience Engineer, you will be the technical owner for ensuring our systems in the EU can withstand any disruption, from cyberattacks to infrastructure failures. Your mission is to architect, build, and validate resilient system architectures that not only meet the strict requirements of the Digital Operational Resilience Act (DORA) but set the standard for security and reliability in digital assets. Your work will be the technical foundation for our EU license and will directly...

Flow Traders is looking for an experienced Rust Software Engineer to join our growing Digital Assets Technology team in Amsterdam. This is a unique opportunity to work at a leading proprietary trading firm with an entrepreneurial and innovative culture. We value sharp, creative minds and challenge our engineers to leverage their full potential in a high-performance environment. This will be a hybrid role based in Amsterdam. What you will do Work closely with trading desks to develop scalable and low-latency solutions for on chain Trading Build and maintain high-performance, real-time trading systems—Rust is central to our on chain trading infrastructure Contribute to event-driven architectures and distributed systems handling large volumes of streaming data Contribute to our DEX trading infrastructure, including smart contracts, indexers, and protocol integrations Ensure high availability, low-latency, and robust security of back-end systems Work with Quant Researchers,...

Blockchain.com is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain.com has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions. Our engineering team is building technologies that are revolutionizing the financial services industry by empowering millions across the globe. We are looking for a Mid-level iOS engineer to join our growing engineering team, to rapidly create, iterate and launch high-quality software that empowers users all over the world. Ultimately, you should be able to adapt easily to meet the needs of our fast growth and the rapidly evolving crypto ecosystem. Our development team is tackling some of the most interesting problems in the crypto space while rapidly and securely scaling a distributed platform...

Blockchain.com is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain.com has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions. We are looking for a Site Reliability Engineer to join our Core team to encourage infrastructure best practices across our organization that would allow to securely scale a distributed financial platform that touches millions of people a day. Our distributed financial platform tackles some of the most interesting problems in the crypto for millions of our customers and continues to grow rapidly. The SRE team at blockchain combines software and systems engineering to provide a platform that abstracts complexity for increased security, reliability and rapid product delivery. The SRE...