Proton Technologies AG in Barcelona invites an experienced Senior Android Engineer to join our privacy-first product teams across Proton Pass, Payments and Proton VPN. You’ll build secure Android experiences using Kotlin and Jetpack Compose, with a Rust core, helping shape what great mobile products look like at scale.
Based in our Barcelona office, you’ll collaborate with product, design, and engineering peers across Proton to deliver high-quality apps, own features end-to-end, and contribute