Blockchain Security Companies Hiring Now

Sigma Prime is an independent blockchain security and research firm that audits critical systems and develops Ethereum infrastructure, including the Lighthouse…

BMIC builds quantum-resistant security infrastructure for blockchain digital assets using post-quantum cryptography and AI-powered threat detection.

Hexens is a London-based blockchain security firm, founded in 2021, that provides cybersecurity and audit services focused on blockchain technology, cryptograph…

Halborn is the industry-leading blockchain security firm providing enterprise-grade solutions including smart contract audits, penetration testing, and advisory…

Applied Blockchain is a London-based development studio specializing in blockchain and privacy solutions, founded in 2015. The company advises and builds distri…

Ledger builds the world's leading secure hardware wallets and digital asset platform, protecting over 20% of global cryptocurrency through devices sold in 200 c…

Project Eleven is a New York-based R&D lab developing post-quantum cryptography infrastructure to secure digital assets and blockchain systems against future qu…

Blockaid is an on-chain security platform offering real-time threat detection, transaction simulation, and smart contract monitoring for web3 builders and opera…

Fusang operates Asia's first fully-regulated digital securities exchange, offering tokenization, custody, listing, and trading services that bridge traditional…

A Hong Kong-based start-up providing enterprise blockchain solutions across trade finance, supply chain, CBDCs, and other sectors in Asia.

LayerZero is an omnichain interoperability protocol that enables secure cross-chain communication between blockchains through a permissionless messaging framewo…

Trust Wallet is the world's leading self-custody crypto wallet, trusted by over 200 million users to manage 10+ million assets across 100+ blockchains, providin…

Snarkify builds modular, GPU-powered proving engines that accelerate zero-knowledge virtual machines, enabling real-time proving for Ethereum and other blockcha…

Sei is the fastest Layer 1 EVM blockchain, designed for high-frequency applications with 400ms finality and 200K+ TPS, providing scalable infrastructure for DeF…

Manta Network is a modular blockchain ecosystem using zero-knowledge technology to enable scalable, privacy-preserving decentralized applications.

Offchain Labs develops Arbitrum, the leading Ethereum Layer 2 scaling solution, along with Prysm and other blockchain infrastructure products.

Nbitek is a Chilean cybersecurity company serving businesses across Latin America with security operations, ethical hacking, and blockchain platforms.

RockX is Asia's leading non-custodial staking provider and gateway to Web 3.0, offering institutional-grade blockchain infrastructure and access node API servic…

Binance is the world's leading cryptocurrency exchange and blockchain ecosystem, serving over 300 million users globally with secure trading, digital asset mana…

stakefish is the leading validator for Proof of Stake blockchains, offering secure, non-custodial staking services across 17+ networks with enterprise-grade sec…