MozillaHiring

Senior Software Engineer, Privacy

  • Remote, United Kingdom
  • Senior
  • Posted 7 days ago
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In one line

Privacy engineering job on a distributed browser team, building anti-tracking and anti-phishing features in C++, Rust and JavaScript; remote with Europe and US East overlap.

About the role

The team works on the web platform of a browser used by hundreds of millions of people each month. The role is about making the web safer for users through engine level changes.

At a glance

Pay
Not stated in the posting
Remote scope
Remote, United Kingdom
Seniority
Senior
Skills
Rust, JavaScript, Gecko, Python, SQL
Posted
22 Oct 2026
Last checked
29 Oct 2026

What you will do

  • Ship privacy features into the browser that limit tracking and block phishing
  • Improve the architecture of Gecko, the engine behind the browser
  • Write maintainable C++, JavaScript and Rust with low latency
  • Collaborate asynchronously with colleagues across Europe and the US East coast

What they look for

  • A computer science, engineering or related degree, or equivalent experience
  • At least four years of C++ and Rust, including memory safety, multithreaded systems or raw data stream work
  • Experience onboarding fast and improving large, complex software projects
  • Strong written and verbal communication, with clear reasoning behind decisions

How Keywordise applies for you

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Claude

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ChatGPT

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Connector URL
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Muse

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Message for Muse
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Muse is available in the US only for now.

Prompt
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How to connect

Questions about this job

Is this job fully remote, and from where?

Yes. The posting lists Senior Software Engineer, Privacy as a remote role for candidates in the United Kingdom.

What does this job pay?

The posting does not state a salary, so there is no figure to quote.

What experience is needed?

It is a senior role. The posting asks for: a computer science, engineering or related degree, or equivalent experience; at least four years of C++ and Rust, including memory safety, multithreaded systems or raw data stream work; experience onboarding fast and improving large, complex software projects. Skills it names include Rust, JavaScript, Gecko, Python.

How do I apply with Keywordise AI?

Press the Apply with Keywordise AI button and add your CV. Keywordise tailors your CV and cover letter to this posting and sends the application for you, with a free 7-day trial and no card.

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