Proton

About the Company

At Proton, we believe that a better world begins with privacy, and our mission is at the heart of everything we do.

Proton is a community-first organization, created through a public crowdfunding campaign, and built with community input. To this day, Proton's only source of revenue is subscriptions from users.

Our ecosystem of easy-to-user and open-source tools includes:
Proton Mail: ads-free encrypted inbox to keep your communications private
Proton VPN: fast & secure VPN to unblock content and browse securely
Proton Calendar encrypted calendar to keep your schedule private
Proton Drive: encrypted cloud storage to store and share your files securely
Proton Pass: secure password manager to securely store login credentials, credit cards, and notes

From newsrooms, activists, and international organizations to academics, Nobel Prize winners, and movie characters, Proton is the trusted alternative to Big Tech for over 100 million people worldwide.

The Proton team is made up of over 500 people, many coming from top academic institutions and organizations, including CERN and MIT. We’re based in Switzerland, home to some of the world’s strongest privacy laws, and have offices in Geneva (HQ), Zurich, Skopje, Taipei, Vilnius, Barcelona, Paris, and Prague, with many team members working remotely in more than 20 countries.

Listed Jobs

Company Name

Proton

Job Title

Growth Manager B2B

Job Description

Job Title: Growth Manager B2B Role Summary: Lead the end‑to‑end growth strategy for Proton VPN’s B2B offering, designing and executing data‑driven acquisition, activation, and revenue‑generation initiatives across inbound and outbound channels, while collaborating cross‑functionally to position the product as a trusted security solution for businesses. Expactations: * Drive qualified lead volume and self‑serve conversion rates to meet quarterly B2B subscription targets. * Deliver measurable ROI on marketing spend and improve customer acquisition cost efficiency. * Establish scalable growth processes and analytics frameworks that can be replicated across new verticals. Key Responsibilities: 1. Define and execute the full‑funnel B2B growth strategy, including pricing, positioning, and sales loops. 2. Design and run paid, SEO, and CRO campaigns in partnership with the central Marketing team. 3. Build outbound prospecting programs, nurture workflows, and partner with Sales to close deals. 4. Develop thought‑leadership content, whitepapers, and case studies to enhance brand authority in online security. 5. Work with Data to set up, monitor, and refine key performance indicators across acquisition and revenue metrics. 6. Collaborate with Product, Customer Success, and Sales to align growth initiatives with product roadmap and customer lifecycle. 7. Continuously analyse channel performance, test new growth levers, and iterate based on data insights. Required Skills: * 2–10 years in B2B growth, marketing, or strategic roles within fast‑growing tech environments. * Proven expertise in self‑serve and sales‑led acquisition channels. * Strong analytical mindset; comfortable building dashboards, interpreting data, and making decisions based on metrics. * Hands‑on execution ability, with a track record of launching campaigns and programs from concept to scale. * Cost‑conscious approach in a bootstrapped setting; skill in maximizing impact on limited budgets. * Excellent communication and collaboration skills across cross‑functional teams. * Bonus: experience in outbound sales execution and pipeline building. Required Education & Certifications: * Bachelor’s degree in Business, Marketing, Engineering, Computer Science, or related quantitative field. * Relevant certifications (e.g., Google Analytics, HubSpot Inbound/Outbound, marketing analytics, or data science) are advantageous but not mandatory.

Paris, France

On site

Junior

21-01-2026

Company Name

Proton

Job Title

Android Developer (Inbox)

Job Description

**Job Title** Android Developer (Inbox) **Role Summary** Develop and maintain Proton’s cross‑platform Inbox application on Android, using Kotlin, Jetpack Compose, and Rust. Own end‑to‑end projects from scoping to delivery, optimizing performance, scalability, and user experience. **Expectations** - Deliver high‑quality, scalable Android solutions on schedule. - Own feature lifecycles, maintain clear priorities, and engage in customer‑centric iteration. - Continuously evaluate and adopt new mobile technologies and best practices. **Key Responsibilities** - Design, code, and test Android apps using Kotlin, Jetpack Compose, and Rust. - Lead project scoping, estimate timelines, and manage delivery to meet milestones. - Optimize for performance, memory usage, multithreading, and concurrency. - Implement scalable architecture addressing caching, network bandwidth, and server load. - Ensure responsiveness across diverse devices and screen sizes. - Collaborate with cross‑functional teams to gather feedback and refine user experience. - Champion innovation by researching and integrating emerging mobile technologies. **Required Skills** - Proficient in Kotlin; strong grasp of Android SDK and Jetpack Compose. - Experience with Rust in mobile contexts preferred. - Knowledge of mobile architecture patterns, design best practices, and security principles. - Skilled in memory management, multithreading, and concurrency controls. - Ability to optimize apps for performance, battery, and scalability. - Excellent problem‑solving and communication skills. - Comfortable working in fast‑paced, scale‑up environments. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent work experience).

London, United kingdom

On site

21-01-2026

Company Name

Proton

Job Title

Android Developer (Payments)

Job Description

**Job Title:** Android Developer (Payments) **Role Summary:** Full‑stack, cross‑platform Android engineer responsible for building and maintaining Proton’s payment‑enabled mobile experience (Proton Inbox). Work with Kotlin, Jetpack Compose, and Rust to deliver high‑quality, scalable apps while owning end‑to‑end development cycles and collaborating across product, finance, and account teams. **Expectations:** - Deliver features on schedule with reliable, maintainable code. - Balance performance, usability, and security for a global user base. - Drive innovation, evaluate new tools/approaches, and mentor peers. - Maintain a customer‑centric mindset, incorporate feedback, and iterate quickly. **Key Responsibilities:** - Develop and sustain Android applications using Kotlin, Jetpack Compose, and Rust (cross‑platform). - Scope, design, implement, test, and release mobile features with full ownership. - Optimize app performance, memory usage, multithreading, and responsiveness across devices. - Design scalable architectures considering caching, network bandwidth, and server load. - Collaborate with Account, Finance, and product teams to align payments flows, promotions, and pricing. - Explore and prototype emerging mobile technologies and best practices. **Required Skills:** - Proven Android development experience with Kotlin and Jetpack Compose. - Practical knowledge of Rust integration for mobile. - Strong grasp of mobile architecture, design patterns, and clean code principles. - Expertise in performance tuning, memory management, concurrency, and multithreading. - Ability to scope projects, prioritize tasks, and meet deadlines. - Excellent problem‑solving, communication, and interpersonal skills. - Passion for continuous learning and staying current with mobile trends. **Required Education & Certifications:** - Bachelor’s degree in Computer Science, Software Engineering, or a related field **or** equivalent professional experience. - No specific certifications required; demonstrable expertise through portfolio or prior work is essential.

London, United kingdom

On site

11-02-2026

Company Name

Proton

Job Title

Engineering Manager (Pass)

Job Description

**Job Title:** Engineering Manager (Pass) **Role Summary** Lead frontend engineering teams to build and scale Proton Pass, Proton Authenticator, and SimpleLogin across Web, Android, and iOS platforms. Focus on team development, execution efficiency, quality assurance, and strategic alignment with product and business objectives. **Expectations** Demonstrate leadership in team growth, technical execution, cross-functional collaboration, and sustainable engineering practices. Prioritize outcomes over processes and drive continuous improvement in team velocity and product quality. **Key Responsibilities** - Lead multidisciplinary frontend teams, including career development, performance management, and cultural stewardship. - Oversee prioritization, planning, and delivery of product features while managing dependencies and aligning stakeholders. - Implement and maintain quality processes (e.g., CI/CD, code reviews, incident response) to balance speed and reliability. - Collaborate with product, design, and platform teams to align engineering decisions with business goals. - Mentor engineers, provide technical guidance, and contribute to architecture discussions when needed. **Required Skills** - Proven transition from senior engineering/tech lead roles into engineering management. - Strong team leadership experience, including 1:1s, performance feedback, and hiring. - Proficiency in agile/scrum methodologies for prioritizing and delivering software projects. - Cross-functional collaboration in fast-paced, remote-first environments. - Technical understanding of frontend development, CI/CD pipelines, and software quality practices. **Required Education & Certifications** Bachelor’s degree or equivalent in computer science, engineering, or related field. No specific certifications required.

Paris, France

On site

18-02-2026