At a Glance
- Tasks: Design and develop core libraries for Proton Drive applications using Rust.
- Company: Join a leading tech company focused on user privacy and innovation.
- Benefits: Strong health coverage, stock options, flexible working, and daily meals provided.
- Other info: Diverse and inclusive environment with excellent career growth opportunities.
- Why this job: Make a real impact on privacy technology while collaborating with smart, dedicated teams.
- Qualifications: 5+ years in software development, strong Rust skills, and teamwork experience required.
The predicted salary is between 60000 - 80000 £ per year.
Job Summary
As a Senior Drive Foundation Engineer, you will play a crucial role in designing, implementing, and maintaining the foundational components that power Proton Drive applications.
You will work collaboratively with Drive teams, including backend, web, mobile, or desktop developers, to ensure seamless integration and optimal performance across various client applications.
What you will do
- Architect and develop core libraries: Lead the design and development of core C#/Type Script/Rust libraries that serve as the backbone for Proton Drive's applications.
- Cross-platform compatibility: Ensure compatibility and optimal performance across various platforms.
- Code review and optimization: Conduct code reviews and provide constructive feedback to ensure code quality, maintainability, and performance optimization.
- Collaboration: Work closely with backend, frontend, mobile and desktop developers to integrate core libraries seamlessly into Proton Drive's applications.
- Testing: Develop and implement comprehensive testing strategies, including unit tests and integration tests, to ensure the reliability of core libraries.
- Documentation: Create and maintain thorough documentation for core libraries to assist other developers in understanding and utilizing the components.
- Job requirements
- 5+ years of professional software development experience, with a focus on the Rust programming language.
- Strong expertise in Rust language features, concurrency, and ownership models.
- Web, mobile, and/or desktop development: Experience in developing libraries for client applications.
- Proven ability to work collaboratively in a team environment and excellent communication skills.
- Strong problem-solving skills and the ability to troubleshoot issues efficiently.
What we offer
- Work that
Matters: millions of people trust Proton with their privacy.
We answer only to our users - not advertisers, not investors with conflicting agendas, not governments.
The work you do here is real, and the impact is measurable.
- Work with smart and dedicated people: Our team is diverse, collaborative, and tight-knit with people coming from all walks of life, including many of the world’s top academic institutions and organizations.
- Technology: you'll get the right hardware and the right software you need to do your best work.
- Learning & Development: we invest in your growth because sharp people make us better.
Proton is one of the fastest ways to accelerate your career because you'll be thrown into real challenges, with real ownership, from day one.
- Employee
Benefits: your wellbeing isn't an afterthought.
We offer strong health coverage, solid retirement options, generous leave, and wellness support so you can bring your best self to work every day.
- Stock Options: at Proton, we all have the opportunity to be owners of the company. From day one, you have a real stake in what we’re building. When Proton wins, you win.
- In-Person
Collaboration: Amazing things happen when passionate, smart, and purposeful people get together in the same room.
With offices across Geneva, Zürich, Barcelona, London and more, you'll spend most of your time collaborating face‑to‑face with people who genuinely care about what they're building.
- Food: Lunch and snacks are on us every day in our offices so you can focus on the work and not on what's for lunch.
- Transport: getting to the office shouldn't cost you. We cover public transport, bike allowances, or parking, whichever works for you.
- Flexible Working: you own your schedule. Set hours that work for you and your team - because outcomes matter more than when the clock says you started.
- Our Commitment to Diversity and Inclusion
At Proton, we believe diversity drives innovation and strengthens our mission to provide privacy as a default for all.
We are committed to fostering an inclusive environment where all individuals, regardless of race, ethnicity, gender, age, sexual orientation, physical ability, or socio-economic background, feel valued and empowered.
We strive to create equal opportunities, promote open dialogue, and support continuous learning to ensure every voice is heard and respected.
If you need any extra support or reasonable adjustments during the hiring process, please let your talent partner know.
Candidate Privacy Notice
When you apply for a position, refer a candidate, or are considered for a role at Proton Technologies AG (Proton, we, us, or our), your information is stored in Greenhouse, in accordance with their Service Privacy Policy.
This information is used to evaluate your suitability for the posted position.
We also retain this information for consideration for future roles that you may apply for or that we believe may align with your background and skills.
If we no longer have a legitimate business need to process your information, we will either delete or anonymize it.
Should you have any inquiries about how we use or manage your information, or if you wish to access, correct, or delete your data, please contact our privacy team at
Proton does not accept unsolicited resumes from any sources other than directly from candidates.
We will not pay a fee for any placement resulting from an unsolicited offer, even if the candidate is subsequently hired by Proton.
To learn more about our privacy policy, please visit our privacy policy page.
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