Senior Rust Software Engineer (Desktop Native) Bitwarden promotes better internet security and safety with the leading open source password management solution for individuals, teams, and business organizations. Our philosophy on security is that “we are all in this together” – we continue to offer a full-featured free version of Bitwarden so that everyone can be protected with strong password management. We also provide enterprise-grade solutions to some of the largest companies in the world, and will continue to innovate in the identity and authentication market as the world starts to grow beyond passwords. Read more on the Bitwarden blog. As a Senior Rust Engineer on the Desktop Native team, you will own desktop autofill and native OS integrations, including the SSH agent, Autotype, native passkeys, and the DuckDuckGo integration, built on the same cross-platform Rust SDK that also powers browser autofill. This role is primarily for someone strong in Rust, FFI and language bindings, and native OS-level integration on Windows, macOS, and Linux, with the unusual challenge of delivering secure, reliable native experiences on top of a zero-knowledge, end-to-end encrypted product. This is not primarily a front-end or UI role. RESPONSIBILITIES * Design, build, and maintain native desktop integrations including the SSH agent, Autotype, native passkeys, and the DuckDuckGo integration * Participate in the hands-on design, development, and evolution of the shared Rust SDK, including language bindings and FFI, consumed across desktop and browser clients * Interface directly with OS-level APIs on Windows, macOS, and Linux to deliver reliable native behavior. * Improve performance, reliability, security, and maintainability of native integrations handling sensitive credential data. * Partner with product, design, QA, and the Autofill team to deliver high-quality experiences end to end. * Review pull requests and help raise the quality of native/systems engineering, including community contributions in GitHub. * Identify technical debt and contribute to pragmatic refactoring and architecture improvements to the Desktop Native roadmap * Participate in code reviews, learning, and spreading technical knowledge * Independently plan, estimate, and deliver new feature work and bug fixes * Occasionally review & approve bug fixes submitted by the user community WHAT YOU BRING TO BITWARDEN * Strong production Rust experience — 4-6+ years overall backend/systems experience, including FFI and language bindings * Native desktop application experience, interfacing directly with OS-level APIs on Windows, macOS, or Linux * Experience designing and versioning cross-platform SDKs or shared libraries consumed by multiple client surfaces * Experience using AI tooling in your development and testing workflow (Anthropic Claude preferred) * Experience with Electron, TypeScript, and other web tech for cross-platform desktop applications and web clients is a plus * Collaborative and adaptable mindset * Openness and authenticity combined with excellent communication skills * Excitement and enthusiasm for open source and for better internet security * Excellent problem-solving skills – you might not know all the answers, but you know how to find and communicate the solution WHAT TO EXPECT IN THE INTERVIEW PROCESS * Interview with our Recruiting Manager * Interview with the hiring manager * Panel interview with other engineers * Reference calls A FEW REASONS TO WORK WITH US * Our user community loves us and we love them. Come to work each day with a sense of purpose as we bring a more secure internet experience to everyone from our friends and family to the world’s largest organizations. * Become an expert. You’ll get immersed in the prominent technology markets of security and open source software. * We are dedicated to building a diverse and talented team. Work remotely with motivated and supportive team members across the world. * Learn and grow. Take on new challenges with the support of your team, and join our #growth-club to continue personal and professional development. * At Bitwarden, we are passionate about what we do, but not necessarily everything we do. Our engineering team makes it a policy to carve out some time for personal growth, learning, skill building and pursuing personal passions that positively impact the team and company. To ensure that everyone has time to reaffirm their purpose and grow, you are encouraged to self-direct up to 15% of your week to what you feel is important for the company and for yourself.

Senior Software Engineer - Rust

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