Remote Protocol Security Engineer (ZK/Blockchain)
Delphiventures
- Remote job
Matter Labs is seeking a senior security-focused engineer to protect ZKsync core components, including smart contracts, zero-knowledge circuits, and blockchain nodes. You will lead threat modeling, code reviews, and incident response, with a hands-on approach to finding and fixing vulnerabilities. The role emphasizes secure architecture, adversary research, and cross-team security advocacy, with opportunities to shape the security posture of critical distributed systems. #J-18808-Ljbffr Delphiventures
- ...Square Ventures. A fully remote team of around 70... ...: smart contracts, ZK circuits, and blockchain nodes. Your reviews,... ...role owns internal security reviews of critical... ...the chance. Own protocol components. Take responsibility... ...record in security engineering or security research...Remote workBlockchain
- ...Network is building a blockchain-based payment... ...be a foundational security hire reporting directly... .... Partner with engineering to threat-model... ...cross-chain bridges, ZK rollups, and EVM... ...Flexible PTO in a remote-first environment... ...a market-defining protocol with an experienced...Remote workBlockchainFull timeContract workFlexible hours
- ...needed to power advanced blockchain use cases for... ...transaction value and now secures the vast majority of DeFi... ..., ANZ, and top protocols such as Aave, Lido, GMX... ...RoleAs a Product Security Engineer, you will contribute to... ...systems.Chainlink Labs is a remote-first organization and...Remote workBlockchain
- ...Blockchain Security Engineer Remote 400k (base + bonus + equity) About the Role: We’re partnered with a large-scale platform in the digital... ...security group focused on securing everything from protocol integrations to wallet infrastructure, and need engineers...Remote workBlockchainFull timeContract work
- ...CertiK is seeking a Blockchain Security Engineer (Solidity / Rust / Golang) for a fully remote role in the United States. You will audit smart contracts, blockchain protocols, and decentralized applications, research attack vectors, and improve internal security tools...Remote workBlockchain
$220k - $260k
...Will Do Lead design and security reviews of complex... ...reward distribution, and protocol contracts Build... ...protocol researchers and engineers to harden new features... ...Deep understanding of blockchain fundamentals, EVM, and... ...functional and geographically remote teams For more...Remote workBlockchainFull timeContract work$140k - $190k
...that decentralized and open protocols are the bedrock of the internet... ...protocols based on blockchain technologies. Mysten Labs is looking for a hands-on Security Engineer with strong application security... ...human reviewers. Our team is remote first and we are hiring...Remote workBlockchainFull timeContract work$90k - $226k
...needed to power advanced blockchain use cases for... ...transaction value and now secures the vast majority of DeFi... ..., ANZ, and top protocols such as Aave, Lido, GMX... ...a Security Assurance Engineer, you will strengthen Chainlink... ...Chainlink Labs is a remote-first organization and...Remote workBlockchainFull time- ...client seeks experienced, hands-on Security Engineers to implement secure, scalable... ...trusted execution environments, remote attestation, and distributed blockchain systems. The work will focus on... ...specialists to implement cryptographic protocols and security designs in...Remote workBlockchainHourly payLocal area
- ...running. The Ritual chain is the first blockchain custom-built to support AI-native operations... .... About the role We're seeking a Core Protocol Engineer with deep expertise with Ethereum... ...healthcare Aggressive company 401k match Fully remote and/or hybrid, up to you! Participate...Remote workBlockchain
- Protocol Architect Axiom are proud to be handling a genuinely stand out career role for a highly experienced and proven Blockchain Protocol Architect. This position will have you working directly with... ...for the platform. Globally Remote Role Working within a highly specialist...Remote workBlockchainContract work
$120k - $240k
...Senior Protocol Engineer (Move VM) Global Settlement · Miami, Florida (in person) · Full-time · Blockchain Infrastructure Own the Move VM layer of GSX Chain, a dual-VM settlement... ...Miami, Florida. New hires may start remote and relocate to Miami within 60 days of...Remote workBlockchainFull timeContract workWork at officeRelocationRelocation package$75 per hour
...for an experienced Senior AI Protocol Engineer to design and improve the AI... ...LLMs and AI models with blockchain and on-chain data Build structured... ..., and other AI/protocol security risks Write tests, evaluation... ...relevant. Pay: $75 Hours: 40hr/wk Remote: Fully Remote #J-18808-...Remote workBlockchainContract work$152.5k - $205k
...payment applications, and programmable blockchain infrastructure. Circle’s platform includes... ...hands-on and technically sharp Senior Security Engineer, Executive & Endpoint Security to... ...sensitive users and locations, including remote offices and other key company sites.This...Remote workBlockchainContract workWork at officeLocal areaFlexible hours$165k - $225k
...make these experiences possible - from secure, scalable blockchain infrastructure to new ways for... ..., CI runners) for security, and help engineering teams adopt the shared services instead... ...made by human reviewers. Our team is remote first and we are hiring across the world...Remote workBlockchainFull timeLocal area- ...leading a movement. As pioneers in blockchain scalability and security, we're at the forefront of... ...seamlessly. The Role ~ As a Security Engineer at Offchain, you will play a key... ...recommendations. Perks: ~ Remote-first global workforce + NY office...Remote workBlockchainWork at officeHome office
- ...Senior Security Operations Engineer Role summary The senior technical anchor of the 24/7 SOC: leads... ...Firewall threat-intelligence feed and the blockchain-intelligence provider integrations (... ...according to EEO guidelines. Remote Work : No Employment Type :...Remote workBlockchainFull timeShift work
$165k - $225k
...believes that decentralized and open protocols are the bedrock of the... ...decentralized protocols based on blockchain technologies. We’re looking for a Senior Security Engineer to help protect the Sui... ...human reviewers. Our team is remote first and we are hiring across...Remote jobBlockchainFull timeContract work$202.88k - $252k
...Senior Security Engineer, IBM Corporation, Armonk, NY and various unanticipated client sites throughout the US (Up to 100% telecommuting... ...early adopter of artificial intelligence, quantum computing and blockchain. Now it’s time for you to join us on our journey to being a...Remote workBlockchainFull timeTemporary workPart time- A next-generation blockchain company is seeking a Technical Content Writer to create engaging narratives for the developer and crypto communities... ...understanding, and excellent communication skills. This remote position offers opportunities for global collaboration and...Remote workBlockchain
- ...Our team partners with engineers across the entire stack, from crypto (blockchain, protocol, smart contracts)... ...various disciplines: data, security, machine learning,... ...distributed, offering remote, hybrid, and in-person... ...consumer applications, NFTs, ZK, and more. All...Remote workBlockchainWorldwide
- ...ROLE As an Application Security Engineer at RootstockLabs, you will... ...code, smart contracts, and protocol changes, and by building the... ...~ Hands-on experience with blockchain security: smart contract auditing... ...and well-being. ~100% Remote Work working within a Central...Remote jobBlockchainFull timeContract work
$102k - $180k
...the Company CertiK is the largest blockchain security auditor and provides a comprehensive suite... ...seeking a Junior Blockchain Security Engineer with a strong security mindset and... ...codebases for smart contracts, blockchain protocols, and decentralized applications (dApps...Remote jobBlockchainFull timeLocal areaFlexible hours- ...Senior Protocol Engineer Role summary Owns significant workstreams within the smart-contract... ...experience & qualifications ~5 years in blockchain/DLT smart-contract engineering or... ...On-call response within target. Remote Work : No Employment Type :...Remote workBlockchainFull timeContract work
$200k - $250k
...are around 180 people, fully remote, backed by a $150M Series C investment... ...and Paradigm. Platform security is foundational to protecting... ...a Senior Platform Security Engineer to own and improve security... .... Familiarity with blockchain infrastructure or self-custodial...Remote workBlockchainFull timeWorldwideFlexible hours$210k - $232k
...access DeFi simply and securely - from the Uniswap... ...to the Uniswap Protocol, which has... ...looking for a Backend Engineer who thrives in ambiguity... ...hard problems in blockchain infrastructure and... ...or fully remote. What You'll Do Own... ...to zero-knowledge (ZK) systems or cryptographic...Remote workBlockchainFull timeHome office- ...next-generation public blockchain architecture powered by cutting-edge zK (zero-knowledge proof) cryptographic... ..., researchers/engineers and leaders. We’re in a... ...R&D. The Role Location: Remote (APAC) Type: Full‑time Start... ..., engineers, and protocol designers. The chance to...Remote workBlockchainFull timeImmediate start
$103.9k - $186.9k
...issued innovative bitcoin-backed securities and have been the leader in... .... The Bitcoin Security Engineer is a hands-on, deeply technical... ...—probing wallets, hardware, protocols, and custodial controls to... ...mempool-facing attack surfaces. Blockchain Application Security: Assess...BlockchainFull timeWork at officeShift work- ...re Oscar. We're hiring a Senior Product Security Engineer 1 to join our Security Team.Oscar is... ...Product Security.Work Location: This is a remote position, open to candidates who reside... ...them with internal systems via protocols like the Model Context Protocol (MCP).Bonus...Remote workFull timeWork experience placementWork at office
$94.4k - $178.8k
...seeking a highly skilled Senior Network Security Engineer with a current Cisco Certified Network... ...firewalls, SDWAN, segmentation, secure remote access, identity-based access control,... ...the team.Experience with dynamic routing protocols (OSPF, BGP, EIGRP).Exposure to cloud...Remote workFull timeWork experience placementInternshipLocal area
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