Mozilla

Software Engineer, Release Engineering

Mozilla · Remote UK

Posted about 2 months ago

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

Is this posting real?

This role has been open
50 days
Mozilla's roles stay open a median of 59 days
Reposted
No
Salary listed
No
20% of Mozilla's roles list one
Ghost-job risk at Mozilla
high
71 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
2026-10-23

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 2026-10-23. PitchMeAI is not the employer.

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