Support Bitwarden goals by designing, developing and maintaining key hierarchies and cryptographic protocols that are secure and performant

Design and enforce secure key management practices across clients and servers to prevent key compromise and protect sensitive cryptographic material

Help design usable APIs that abstract crypto correctly for other developers

Build and maintain both internal and external documentation and specifications

Troubleshoot and resolve complex security vulnerabilities and issues that require deep technical knowledge of our systems

WHAT YOU BRING TO BITWARDEN

Strong proficiency and experience in Rust. Experience with TypeScript and C# are a plus.

Experience designing and implementing secure cryptographic protocols

Familiarity with OS-level key management APIs and secure storage mechanisms across platforms

Practical knowledge of secure key management practices, including key generation, storage, rotation, and revocation

Ability to evaluate cryptographic library security, performance, and misuse resistance

Collaborative and adaptable mindset

Senior Software Engineer (Cryptography)

Responsibilities