Software Engineer, Release Engineering

Mozilla
United Kingdom, Canada
Workplace: RemoteFull timeGBP 52,000 - 69,000 annuallyFunction: Software EngineeringExperience: 2+ yearsEducation: bachelorsSkills: []

Build and maintain the release automation and CI/CD pipeline that powers continuous delivery of Firefox. You’ll write scalable build/test/release software, collaborate with senior engineers to improve developer experience, and respond to critical service outages during normal working hours. The role works with geographically distributed teams across time zones and improves existing code bases across Windows, macOS, and Linux environments.

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FursaFursa
Mozilla
Mozilla
3 days ago

Software Engineer, Release Engineering

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 17 hours agoStatus: Live

Job Summary

Build and maintain the release automation and CI/CD pipeline that powers continuous delivery of Firefox. You’ll write scalable build/test/release software, collaborate with senior engineers to improve developer experience, and respond to critical service outages during normal working hours. The role works with geographically distributed teams across time zones and improves existing code bases across Windows, macOS, and Linux environments.
Location: United Kingdom, Canada
Workplace: Remote
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Write software that scales to support tens of thousands of build, test, and release tasks for Firefox each day.
  • •Optimize and maintain the build and deployment pipeline to improve reliability and developer experience.
  • •Collaborate with engineers to implement improvements and maintain a high-quality codebase through code reviews.
  • •Work with a geographically distributed development team across North America and Europe.
  • •Respond to critical service outages during normal working hours (no on-call rotation required).

Pay and Benefits

Salary: GBP 52,000 - 69,000 annually
Perks:Health InsuranceDentalVisionRetirementHome OfficeLearning BudgetPaid ParentalAnnual BonusWell-being Stipend

Key Requirements

  • •Bachelor's degree in computer science (or related) or equivalent work experience.
  • •Minimum 2 years of experience working in an object-oriented programming (OOP) language (preferably Python).
  • •Passion for CI/CD pipelines.
  • •Some previous experience using cloud resources (e.g., AWS, GCP, or Azure).
  • •Comfort developing in Windows, macOS, and Linux environments with shell scripting.
Experience:2+ years
Education:Bachelor's in computer science
Languages:English
Tech Stack:PythonCI/CDAWSGCPAzureWindowsMacOSLinuxShell scriptingCode reviews

Company Brief

Mozilla
Mozilla is a mission-driven organization that builds open-source internet products (notably the Firefox browser) and advocates for an open, private, and secure web through software, research, and community programs.
Industry: Enterprise Software
Company Size: Large (251 to 1,000 employees)
Growth: Nonprofit & NGO
Headquarters: San Francisco, United States
Founded: 1998
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Glassdoor: 2.9
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