13 days ago

Staff Engineer Front End Desktop

Mozilla

Hybrid
Full Time
£79,000
Hybrid

Job Overview

Job TitleStaff Engineer Front End Desktop
Job TypeFull Time
CategoryCommerce
Experience5 Years
DegreeMaster
Offered Salary£79,000
LocationHybrid

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Job Description

About Staff Engineer Front End Desktop at Mozilla

MZLA Technologies Corporation (MZLA) is a for-profit subsidiary of the Mozilla Foundation and the home of Thunderbird – an open-source email and productivity platform used by over 20 million people. Operating independently within the Mozilla family, MZLA is committed to open source development, collaboration, and putting users first.

The Opportunity

As a Staff Engineer Front End Desktop, you will serve as a domain expert in creating seamless, user-focused interfaces and delivering high-quality front-end solutions. You will join a team of experienced engineers working on Thunderbird, a product cherished for over 20 years by millions of users globally.

Responsibilities

  • Lead complex technical initiatives across teams.
  • Own and deliver projects including new features and code quality improvements.
  • Partner with senior engineers and product managers to define technical strategy.
  • Collaborate with UX Engineers to integrate accessibility standards.
  • Establish scalable front-end architecture and mentor team members.

Requirements

  • 10+ years of front-end development experience.
  • Expertise in modern vanilla JavaScript and ECMAScript standards.
  • Deep experience with frameworks such as React, Vue, or similar.
  • Strong knowledge of HTML5, CSS, and accessibility practices (WCAG, ARIA).
  • Proven technical leadership and mentoring skills.
  • Experience with cross-platform development and version control systems (Git, Mercurial).

Bonus Points

  • Contributions to open-source projects.
  • Experience with Python or other programming languages.
  • Proficiency in additional languages such as French, German, or Japanese.

Work Environment & Benefits

This is a full-time remote position. You will work with a global team and enjoy benefits including flexible work schedules, competitive salaries benchmarked to local markets, a comprehensive benefits package, professional development stipends, and a variety of paid time off options.

Key skills/competency

  • JavaScript
  • Front-end architecture
  • React
  • Vue
  • HTML5
  • CSS
  • Accessibility
  • Performance optimization
  • Mentoring
  • Open Source

Tags:

Staff Engineer Front End Desktop
JavaScript
React
Vue
Accessibility
HTML5
CSS
Mentoring
Open Source
Performance

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How to Get Hired at Mozilla

  • Research Mozilla's culture: Learn mission, values, and community involvement.
  • Customize your resume: Highlight front-end architecture and leadership.
  • Showcase relevant projects: Emphasize open-source contributions and modern JS work.
  • Prepare for technical interviews: Review complex JS and accessibility topics.

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