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Mozilla

Software Engineer, Release Engineering

Mozilla · Remote UK

Posted 14 days ago

or apply directly on Mozilla's site. We never take the application ourselves.

Is this posting real?

This role has been open
14 days
Mozilla's roles stay open a median of 23 days
Reposted
No
Salary listed
No
20% of Mozilla's roles list one
Ghost-job risk at Mozilla
moderate
15 stale, 3 reposted of 76 open
Hiring momentum
159 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Mozilla's own greenhouse board since 2026-08-03. Full hiring picture for Mozilla.

About this role

As a Software Engineer on the Release Engineering team at Mozilla, you will focus on optimizing and maintaining the build and deployment pipeline for Firefox. Your day-to-day responsibilities will include writing scalable software, collaborating with senior engineers to enhance the developer experience, and responding to service outages. You will work with a distributed team across North America and Europe, ensuring reliable delivery of software products to millions of users.

Our read on this posting3.4out of 5
benefits
5/5
freshness
4/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Mozilla as an employer.

What you need

  • Bachelor's degree in computer science or related field or equivalent work experience
  • Minimum of 2 years of experience in an object-oriented programming language, preferably Python
  • Passion for CI/CD pipelines
  • Experience using cloud resources (e.g., AWS, GCP, or Azure)
  • Comfortable developing in Windows, macOS, and Linux environments
  • Experience with shell scripting

What you get

  • Generous performance-based bonus plans
  • Rich medical, dental, and vision coverage
  • Generous retirement contributions with 100% immediate vesting
  • Quarterly all-company wellness days
  • Country specific holidays plus a day off for your birthday
  • One-time home office stipend

Worth weighing

  • No salary listed in the posting, only a range is provided
  • Focus on release automation may limit exposure to other areas of software engineering
  • The role requires responding to critical service outages during normal working hours, which may involve high-pressure situations

Summarised from Mozilla's posting. Read the full original.

Listed by Mozilla on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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