Senior Android Engineer

Join Proton and build a better internet where privacy is the default At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to...

Stark Future SL, based in Sant Boi near Barcelona, is building the world’s most powerful electric motorcycles. We are seeking an experienced Android lead to architect and own the mobile app, balancing quality, performance, and speed. You will drive end-to-end features from concept to release, collaborating with product managers, designers, and business...

We are: Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact. With the right...

YOUR CHALLENGE: As a Senior Android Engineer, you'll be in charge of crafting the mobile experience for our users. Collaborating in the Mobile team, you will be responsible for implementing features for both end users (chauffeurs and guests). Last but not least, you will be an active part of defining the team’s roadmap, reviewing pull requests, and...

Proton Technologies AG in Barcelona is seeking a Senior Android Software Engineer to build privacy-first Android apps using Kotlin, Jetpack Compose, and a shared Rust core. You’ll contribute to scalable, high-quality mobile experiences used by millions.You will own features end-to-end—from scoping and design to delivery and iteration—collaborating...

Wizeline, a global AI-native technology solutions provider, is seeking an experienced Android native mobile developer to join our Barcelona team in a hybrid role (3 days in office). You will lead architecture discussions, design robust mobile experiences, and collaborate with product and data teams to deliver impactful apps.The ideal candidate has 5+ years...

Seeking a Senior Android Engineer to develop privacy-focused Android applications using Kotlin and Jetpack Compose, contributing to scalable mobile experiences for millions of users. Responsibilities include end-to-end feature ownership and cross-functional collaboration.

Join Proton and build a better internet where privacy is the defaultAt Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to...

Senior Android Software Engineer - Barcelona Barcelona About Proton Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by...