Mozilla jobs
software · mozilla.org
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
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2- 10 days ago
Senior Account Executive
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
- 10 days ago
Senior Account Executive
Builds and maintains client and agency relationships to sell Mozilla advertising products across Europe.
- Remote
- 5+ yrs
Core Services
4- 10 days ago
Staff Technical Support Manager, Enterprise
- Remote · Germany only
- ≈ $76K – 102K per year
- Lead
- 10 days ago
Staff Technical Support Manager, Enterprise
- Remote
- Lead
- 10 days ago
Staff Data Scientist, Ads
- Remote · United States only
- $163,000 – 218,000 per year
- Lead
- 10 days ago
Staff Data Scientist, Ads
- Remote
- Lead
Firefox
60- Remote · Canada only
- ≈ $91.6K – 122K per year
- Lead
- Remote · Canada only
- ≈ $74.5K – 99.5K per year
- Senior
- 4 days ago
iOS Software Engineer
Design, write, and maintain native iOS applications to deliver high-quality user experiences.
- Remote · Germany only
- ≈ $63.7K – 84.9K per year
- 2+ yrs
- 4 days ago
iOS Software Engineer
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
- 10 days ago
Staff Software Engineer, Tools & Systems
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
- 10 days ago
Staff Software Engineer, Tools & Systems
Design, build, deploy, and operate software and systems for Firefox engineering.
- Remote · Germany only
- ≈ $90.5K – 121K per year
- Lead
- Changed 5 days ago
- 10 days ago
Staff Software Engineer, Tools & Systems
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 days ago
Senior Security Engineer - SecOps
- Remote · Sweden only
- ≈ $52.2K – 69.6K per year
- Senior
- 10 days ago
Senior Security Engineer - SecOps
- Remote · The Netherlands only
- ≈ $73.7K – 98.3K per year
- Senior
- 10 days ago
Senior Security Engineer - SecOps
- Remote · Spain only
- ≈ $64.8K – 86K per year
- Senior
- 10 days ago
Senior Security Engineer - SecOps
- Remote · Belgium only
- ≈ $62.6K – 82.7K per year
- Senior
- 10 days ago
Senior Security Engineer - SecOps
- Remote · Finland only
- ≈ $50.3K – 67K per year
- Senior
- 10 days ago
Senior Security Engineer - SecOps
- Remote · United Kingdom only
- ≈ $88.4K – 117K per year
- Senior
- 10 days ago
Senior Security Engineer - SecOps
- Remote · Germany only
- ≈ $76K – 102K per year
- Senior
- 10 days ago
Staff Application Engineer, Salesforce
- Remote · United States only
- $137,000 – 183,000 per year
- Lead
- 10 days ago
Senior Security GRC Engineer
- Remote · Germany only
- ≈ $76K – 102K per year
- Senior
- 10 days ago
Senior Security GRC Engineer
- Remote · United Kingdom only
- ≈ $88.4K – 117K per year
- Senior
10 of 16 jobs loaded
Marketing
5- Remote · United States only
- $137,000 – 183,000 per year
- Lead
Leads local marketing programs and campaigns for Japan, coordinating agencies and channels to drive awareness, consideration and acquisition.
- Remote · Japan only
- 8+ yrs
- Contract
- 10 days ago
Policy Communications Lead, Europe
Leads Mozilla’s policy communications and media strategy for Europe.
- Remote · Belgium only
- 5+ yrs
- 10 days ago
Policy Communications Lead, Europe
Leads Mozilla’s policy communications and media strategy for Europe, shaping public narratives and engaging journalists and policymakers.
- Remote
- 5+ yrs
- 4 days ago
Creative Designer (Fixed Term Contract)
- Remote · United Kingdom only
Mozilla Foundation
1- 2 days ago
Chief of Staff to the CEO
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
18Builds robust services and administration/monitoring tools for large deployments.
- Remote · France or Europe
- ≈ $72.6K – 97.2K per year
- 8+ yrs
Builds scalable Firefox enterprise tools and services for large deployments.
- Remote · Germany only
- ≈ $90.5K – 121K per year
- 8+ yrs
- 10 days ago
Firefox Enterprise Partnership Lead (France)
Builds and manages enterprise partnerships and joint go-to-market initiatives in France.
- Remote · France or Europe
- ≈ $64.8K – 87.1K per year
- Lead
- 10 days ago
Firefox Enterprise Partnership Lead (France)
Build and manage strategic partnerships with technology and service partners in France to drive joint opportunities.
- Remote · France only
- Lead
- 10 days ago
Staff Product Manager – Firefox Enterprise
Owns the strategy, roadmap and delivery of a major Firefox Enterprise workstream.
- Remote · France, Europe or European Union
- ≈ $72.6K – 97.2K per year
- 5+ yrs
- 10 days ago
Staff Product Manager – Firefox Enterprise
Owns strategy, roadmap and delivery of a major Firefox Enterprise workstream for 2027.
- Remote
- 5+ yrs
- Remote · Canada only
- ≈ $118K – 157K per year
- Principal
- Remote · United States only
- $195,000 – 260,000 per year
- Principal
- 10 days ago
Staff Solutions Engineer
- Remote · Germany only
- ≈ $90.5K – 121K per year
- Lead
- Remote · Germany only
- ≈ $98.3K – 132K per year
- Senior
10 of 18 jobs loaded
Thunderbird
5- 10 days ago
Senior Manager, Accounting & Finance
Leads Thunderbird’s finance function, overseeing accounting, planning, tax, treasury and operations.
- Remote
- $165,000 – 190,000 per year
- 15+ yrs
- 10 days ago
Senior Manager, Accounting & Finance
Leads Thunderbird’s finance function, overseeing accounting, financial planning and analysis, tax, treasury, and finance operations.
- Remote · United States only
- $165,000 – 190,000 per year
- 15+ yrs
- Remote · Canada only
- Lead
- Remote · United States only
- $180,000 – 215,000 per year
- Lead
- Remote
- $180,000 – 215,000 per year
- Lead