Protocol Security Engineer

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At Matter Labs, we believe freedom drives progress and prosperity. Our mission is to advance freedom for all — through mass adoption of crypto.

We are building ZKsync, a verifiable blockchain network secured by zero‑knowledge proofs. Backed by over $250 million in funding, we move fast, ship often, and judge ourselves by the results we create.

More than 20 teams are already building custom ZKsync chains on our network, including Crypto.com, Abstract, Lens, Deutsche Bank, and Xsolla.

We are seeking a Protocol Security Engineer to join our Security Team. This role blends hands‑on security work with the opportunity to influence protocol security from the earliest stages of development. You’ll focus on safeguarding ZKsync’s core components—smart contracts, ZK circuits, and blockchain nodes—while staying at the forefront of security research and industry best p...