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Mozilla jobs

software · mozilla.org

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Mozilla is a global nonprofit and project ecosystem that develops open web software and tools, including Firefox and Thunderbird, to keep the internet open and accessible for users. It coordinates multiple organizations under the Mozilla Project to support open standards and responsible tech.

Is Mozilla hiring?

Yes. Mozilla has 111 open jobs as of 10 November 2026. Most are in Software Engineering (40%) and Security (18%).

Updated 10 Nov, 05:01 UTC

Open jobs
111
Available now
New this week
10
First seen in the last 7 days
Typical listing age
10d
Median age of open listings
Reposts / reopenings
0%
Share of current open jobs

Open jobs at Mozilla

Filter these jobs

Ads

2
  • Builds relationships and sells Mozilla’s advertising products to clients and agencies in the UK and EU.

    • Remote · United Kingdom, United States, Ireland, Germany, France, Italy, Spain, The Netherlands, Sweden, Belgium, Austria, Portugal, Switzerland, Denmark, Finland, Norway, Poland, Greece, Czechia, UK & Ireland or Europe
    • ≈ $48.2K – 64.3K per year
    • 5+ yrs
  • Builds and maintains client and agency relationships to sell Mozilla advertising products across Europe.

    • Remote
    • 5+ yrs

Core Services

4

Firefox

60
    • Remote · Canada only
    • ≈ $91.6K – 122K per year
    • Lead
    • Remote · Canada only
    • ≈ $74.5K – 99.5K per year
    • Senior
  • Design, write, and maintain native iOS applications to deliver high-quality user experiences.

    • Remote · Germany only
    • ≈ $63.7K – 84.9K per year
    • 2+ yrs
  • Design, write, and maintain iOS applications in a distributed Mozilla team.

    • Remote · Canada, United States, United Kingdom, Germany, France, India, Australia, New Zealand, Ireland, The Netherlands, Sweden, Switzerland, Norway, Denmark, Belgium, Finland, Italy, Spain, Portugal, Greece, Israel, United Arab Emirates, Saudi Arabia, Singapore, South Korea, Japan, China, Malaysia, Indonesia or Philippines
    • ≈ $58.7K – 78.7K per year
    • 2+ yrs
  • Contributes to Storage Encryption Everywhere for Firefox by implementing, testing and reviewing features in Gecko.

    • Remote · United Kingdom, UK & Ireland or Europe
    • Lead
    • Contract
  • Analyze Gecko telemetry to translate engineering data into actionable product insights.

    • Remote · Germany or Europe
    • $62,100 – 82,800 per year
    • Senior
    • Contract
  • Develops and delivers data-driven insights to link telemetry with product strategy and leadership.

    • Remote · United Kingdom, UK & Ireland or Europe
    • ≈ $78.4K – 105K per year
    • Senior
    • Contract
  • Builds and operates production tooling and systems for Firefox engineering, enabling reliable, observable software delivery.

    • Remote · United Kingdom, United States, Ireland, Canada, Australia, India, New Zealand, Germany, France, Italy, Spain, Sweden, Finland, Portugal, The Netherlands, Denmark, Belgium, Norway, UK & Ireland, Europe, Austria or Switzerland
    • ≈ $109K – 145K per year
    • Lead
    • Changed 5 days ago
  • Design, build, deploy, and operate software and systems for Firefox engineering.

    • Remote · Germany only
    • ≈ $90.5K – 121K per year
    • Lead
    • Changed 5 days ago
  • Builds, deploys, and operates production systems and tooling for Firefox engineering.

    • Remote · France, Europe or European Union
    • ≈ $72.6K – 97.2K per year
    • Lead
    • Changed 5 days ago

10 of 60 jobs loaded

Infrastructure

16

10 of 16 jobs loaded

Marketing

5

Mozilla Foundation

1
  • Partner with the CEO to translate priorities into strategic outcomes and align the Executive Leadership Team.

    • Remote · Canada, Germany, United Kingdom or United States
    • $264,000 – 296,999 per year

New Products

18

10 of 18 jobs loaded

Thunderbird

5