Lead Security Engineer - Cryptography
Core
Lead research and development of cryptographic protocols, specifically multiparty computation, quantum-safe cryptography, and zero-knowledge proofs, to support privacy and confidentiality in financial products and blockchain systems.
Role type
Senior IC cryptographic protocol researcher and architect
Builds
Cryptographic solutions for privacy and confidentiality across financial and non-financial use cases, including blockchain-based systems
Domain
Financial services, cybersecurity, cryptography
Deliverable
production ML models | product features
Required skills
Cryptographic protocol design, analysis, and implementation; proficiency with cryptographic libraries (MP-SPDZ, FRESCO, SEAL, HElib, libsnark, Zokrates, Circom); network security protocols (TLS, IPsec); regulatory and compliance knowledge for privacy technologies; software development
Preferred skills
Experience in financial services (banking, payments, digital assets); experience combining cryptography with security best practices for complex IT infrastructure; performance impact analysis for post-quantum cryptography
Technologies
MP-SPDZ, FRESCO, SEAL, HElib, libsnark, Zokrates, Circom, TLS, IPsec, Blockchain
Responsibilities
Architect and implement cryptographic solutions; assess and strengthen security of existing and emerging cryptographic protocols; mentor junior cryptographers and engineers; evaluate crypto-agile approaches and tools; assist with performance impact analysis for post-quantum cryptography solutions
Seniority
Senior, hands-on IC with research leadership
