Engineering Manager, Layout at Mozilla

Posted on:
November 6, 2023

🔭 Our mission & vision

Job Description

Why Mozilla?

Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser, and Pocket, a service for keeping up with the best content online. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology. Our work focuses on diverse areas including AI, social media, security and more. And we’re doing this while never losing our focus on our core mission – to make the internet better for everyone. 

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders — only to our mission. Along with 60,000+ volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms. 

About this team and role:

The Mozilla Firefox Platform Layout team is a community of engineers who care deeply about the tools we provide to authors to build extraordinary websites. We are the team responsible for rendering HTML, CSS, Images, Text, Animations and smooth, asynchronous panning and zooming. Are you an effective Engineering Leader who loves collaborating with hard-working, committed engineers to help bring the Open Web to millions of people? We'd love to hear from you.

The team is responsible for the design and development of standards-compliant CSS and page layout features that all of our users see. You will be helping make the Web Platform more usable, accessible, beautiful, and interactive over time. The Layout Team is geographically-distributed, and working virtually and in the open is the norm. You can expect to manage a team working on the code driving the Firefox browser on a number of platforms - Android, Windows, Linux, and macOS. Our team focus is on writing fast, lightweight and maintainable code to make Firefox extraordinary for users.


What you’ll do: 

Focus on results, and build the team that helps you deliver them

Manage and mentor geographically distributed team members with different abilities from your own

Find mentoring opportunities for your team

Engage regularly 1-1 with your team to discuss both technical work and professional development; provide direct and honest feedback about their individual performances

Perform semi-annual performance evaluations, make salary recommendations, and address performance problems when necessary

Act as major partner of the Layout Roadmap, prioritize Resources and Budget accordingly, assign work across your team according to their abilities, and problem-solve with your team to deliver on the Roadmap

Take initiative in a loosely structured environment, provide leadership and inspire collaboration to manage your team to success

Initiate discussions with your peer managers at Mozilla and with our partners regarding changes to the Web Platform & assist your team in their interactions with other teams in Mozilla and the Mozilla community

Be rewarded with growth and leadership opportunities for strong performance, as well as the personal satisfaction of knowing you are championing the Open Web that we all depend on

Transform the Web and improve the Web experience for millions of users

What you’ll bring: 

4+ years leading engineers in a software development environment

Prior experience as a developer, ideally in C/C++ and/or Rust

Familiarity with one or more of the following areas: Browser Layout, Graphics, Video, Audio, Text

Proven creative problem-solving

Working knowledge of HTML, JavaScript, and/or CSS

What you’ll get:

Generous performance-based bonus plans to all eligible employees - we share in our success as one team

Rich medical, dental, and vision coverage

Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)

Quarterly all-company wellness days where everyone takes a pause together

Country specific holidays plus a day off for your birthday

One-time home office stipend

Annual professional development budget

Quarterly well-being stipend

Considerable paid parental leave

Employee referral bonus program

Other benefits (life/AD&D, disability, EAP, etc. - varies by country)

About Mozilla 

When you work at Mozilla, you give yourself a chance to make a difference in the lives of web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the web as the platform and help create more opportunity and innovation for everyone online.  We’re not a normal tech company. The things we create prioritize people and their privacy over profits. We exist to make the internet a healthier,  happier place for everyone

Commitment to diversity, equity and inclusion

Mozilla believes in the value of diverse creative practices and forms of knowledge, and knows diversity, equity and inclusion are crucial to and enrich the company’s core mission. We encourage applications from everyone, including members of all equity-seeking communities, such as (but not limited to) women, racialized and Indigenous persons, persons with disabilities, persons of all sexual orientations, gender identities and expressions.

We will ensure that qualified individuals with disabilities are provided reasonable accommodations to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment, as appropriate. Please contact us at to request accommodation.


We are an equal opportunity employer. We do not discriminate on the basis of race (including hairstyle and texture), religion (including religious grooming and dress practices), gender, gender identity, gender expression, color, national origin, pregnancy, ancestry, domestic partner status, disability, sexual orientation, age, genetic predisposition, medical condition, marital status, citizenship status, military or veteran status, or any other basis covered by applicable laws. Mozilla will not tolerate discrimination or harassment based on any of these characteristics or any other unlawful behavior, conduct, or purpose.


Group: D


Req ID: R2386

To learn more about our Hiring Range System, please click this link.

Hiring Ranges:Remote UK£110,000—£162,000 GBP

Responsibilities & tasks

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