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Proton

Software Engineer, Windows (VPN)

Proton · Barcelona; Vilnius

Posted about 3 months ago

or apply directly on Proton's site. We never take the application ourselves.

Is this posting real?

This role has been open
82 days
Proton's roles stay open a median of 83 days
Reposted
No
Salary listed
No
0% of Proton's roles list one
Ghost-job risk at Proton
high
69 stale, 7 reposted of 69 open
Hiring momentum
89 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-25

Measured from postings appearing on and disappearing from Proton's own greenhouse board since 2026-08-03. Full hiring picture for Proton.

About this role

As a Software Engineer on the Windows VPN team at Proton, you will design, build, maintain, and evolve applications for Windows, engaging in the entire application lifecycle from feature design to operational incident response. You will work with a codebase primarily in .NET and WinUI, and contribute to software quality through testing and collaboration with product managers and other engineers.

Our read on this posting2.8out of 5
benefits
4/5
freshness
1/5
career value
4/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Proton as an employer.

What you need

  • Strong experience in C# and .NET development
  • Strong experience building and maintaining Windows desktop applications using frameworks such as WinUI, WPF, or similar
  • Solid understanding of MVVM architecture, dependency injection, asynchronous programming (async/await), and event-based messaging patterns
  • Proven ability to write maintainable, well-tested, and scalable codebases
  • Demonstrated experience driving change within an organization and leading complex technical projects
  • A strong understanding of software architecture and engineering best practices

Nice to have

  • Rust experience is not required but is a significant plus

What you get

  • Strong health coverage
  • Solid retirement options
  • Generous leave
  • Wellness support
  • Stock options
  • Public transport, bike allowances, or parking coverage

Worth weighing

  • No remote work mentioned, role seems to require in-person collaboration
  • Compensation range provided, but final amount depends on qualifications and experience

Summarised from Proton's posting. Read the full original.

Listed by Proton on their greenhouse job board, last confirmed open on 2026-10-25. PitchMeAI is not the employer.

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