Mozilla logo
Monthly
€4,880 - €7,140
Posted June 25, 2026 · 58 days agoLast seen August 23, 2026Est. expiry July 30, 2026

Software Engineer

Senior Software Engineer, Firefox Security
Remote Canada
Remote · Software Engineering
Full-time · Senior
English
No People Management
No degree required
How this salary compares
Salary Context: Software Engineer

Hover or tap a row for full statistics (EUR / month on this chart).

Salary analysis

Compared with the selected benchmark ("In Remote Canada: Software Engineer"), this listing's salary midpoint is about 87% higher. The offer sits above the benchmark range (€3,533–€6,917). The listed pay band (€7,917–€11,583) is tighter than the benchmark, which suggests lower salary variability. This benchmark is based on 5 comparable listings.

Monthly salary comparison for Software Engineer
MarketLower bound (25th percentile)MedianUpper bound (75th percentile)
Market Average: Software Engineer€3,500/per month€5,750/per month€12,047/per month
In Remote Canada: Software Engineer€3,533/per month€4,957/per month€6,917/per month
From job ad (Senior)€7,917/per month€9,750/per month€11,583/per month
About the role

Mozilla is hiring a Senior Software Engineer, Firefox Security in Remote US, Core Services, Firefox, New Products, Firefox, Firefox, Core Services, Mozilla.org, Firefox. The role involves advancing Firefox's security architecture and cryptography stack, developing web platform security features, improving browser reliability, collaborating on security initiatives, and contributing to technical design and planning. Candidates should have strong software engineering and security fundamentals, experience with complex software systems, debugging skills, and familiarity with web technologies and Rust. Benefits include bonuses, health coverage, retirement contributions, wellness days, holidays, home office stipend, professional development budget, parental leave, and more. Mozilla is committed to diversity and inclusion, encouraging applications from all backgrounds.

Job Details

Responsibilities

  • Advance Firefox's security architecture and cryptography stack
  • Develop and ship web platform security features
  • Improve browser reliability, performance, and resource efficiency
  • Collaborate on security initiatives
  • Contribute to technical design and planning

Requirements

  • Proficiency in C/C++
  • Understanding of cryptographic protocols
  • Experience with complex software systems
  • Debugging skills
  • Knowledge of web technologies and Rust

Skills & Technologies

C/C++CryptographyWeb technologiesRust

Education Level

No degree required

Benefits & Perks

Seen 13 hours agoPartial Schema
Mozilla logo
Mozilla · 599 open roles
Top locations: Remote - Global · 60 · Remote Finland · 50 · Remote Germany · 48+23 other locations
View company
Most-hired roles
Software Engineer
64
Senior Software Engineer
4
Machine Learning Engineer
4
Security Engineer
3
Executive Assistant
3
Role-level mix
Mid-Level (63)Senior (14)Mid-level (1)

Help us improve JobCrawls — sign in to sync saved jobs across devices, or send feedback anytime.