Software Engineer, Web Platform

United States Digital Space LLC; Brighton; On-site; GBP 48,000 - 72,000; Full time

Benefits offered by this job

Health insurance

Commuting subsidy

Employee stock ownership

Retirement plan

Vacation days

Parental leave

Office snacks

Mental health programs

Training and development

Volunteer program

Job summary

United States Digital Space LLC is hiring a Software Engineer to help maintain and extend the Web runtime for browser-based real-time content. You will work with C++, C#, and JavaScript on a platform embedded inside the browser, learning from experienced teammates and shipping to developers worldwide.

The role emphasizes low-level performance, profiling, and collaboration across a distributed team, with opportunities to grow and contribute to high-scale projects.

Qualifications

• Hands-on development with C++ on a real-world platform.
• Familiarity with C# and/or JavaScript in a production setting.
• Curiosity about browser internals over generic web development.
• Ability to profile, debug and optimize native code.
• Clear written and verbal communication within a distributed team.
• Forward-thinking approach to low-level engineering challenges.

Responsibilities

• Maintain and extend the Web runtime features and fixes.
• Improve download size, load time and startup performance.
• Develop, profile, debug and optimize across C++, C# and JavaScript.
• Scope work with managers, following established code patterns.
• Investigate and fix issues raised by internal teams and developers.
• Keep pace with evolving browser capabilities and share learnings.

Skills

C++

C#

JavaScript

Browser internals

Profiling

Debugging

Job description

The opportunity

We are hiring for a Software Engineer to join our Web Platform team here at the company. the company's Web platform lets games and real-time 3D content run in a browser, on any internet connected device. Browsers have advanced enormously in the last few years, browser gaming is going through a revival, and the the company Web runtime is the technology that makes it possible. Our work also supports an exciting new partnership with a major platform, which puts what this team builds in front of audiences at a scale few browser platforms reach.

You will help maintain and extend the the company Web runtime alongside engineers who have spent their careers in this space, including people who helped invent the browser technology we build on. This is not website development. We embed the company inside the browser and work close to the metal across C++, C# and JavaScript. You will have real opportunity to grow, to learn from experienced teammates, and to see your work reach developers all over the world.

What You'll Be Doing

• Maintain and extend the the company Web runtime, contributing features and fixes across the platform
• Help improve the download size, load time and startup performance of Web builds
• Develop, profile, debug and optimize across C++, C# and JavaScript
• Scope your work with your manager and teammates, building on established patterns in the codebase
• Investigate and fix issues raised by internal teams and by developers shipping on the Web platform
• Keep pace with the browser's constantly evolving capabilities and bring what you learn back to the team

What We're Looking For

• Hands-on development experience with C++
• Working familiarity with C# and/or JavaScript
• Curiosity about how browsers work under the hood, rather than about building websites
• Ability to profile, debug and optimize native code
• Effective written/verbal communication within a distributed, multi-functional team
• A forward thinker who perseveres on low-level problems that take time to unpick

You might also have

• Exposure to WebAssembly, Emscripten, LLVM or WebGL
• Experience with real-time 3D or game engines
• Familiarity with code size optimization or compression techniques

United Kingdom Base Salary Range:

We determine the base salary range for this role based on your primary work location:

• Zone A: £42,900 - £64,300 GBP gross
• Zone B: £49,000 - £73,600 GBP gross

Finland Base Salary Range:

We determine the base salary range for this role based on your primary work location:

• Zone A: €51,800 - €77,600 EUR gross

Lithuania Base Salary Range:

We determine the base salary range for this role based on your primary work location:

• Zone A: €41,800 - €62,600 EUR gross

*This range reflects the anticipated base salary for this position. Beyond base salary, this role may be eligible for equity awards and participation in our company incentive plans (such as annual discretionary bonuses or sales commissions). The final offer amount will depend on several factors, including geographic location and the candidate’s relevant experience, professional background, and skill set.*

Benefits

At the company, we want our team members to thrive. We offer a wide range of benefits designed to support well-being and work-life balance.

Please note: Benefits eligibility, specific offerings, and coverage vary based on the country and employment status.

While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally:

• Comprehensive health, life, and disability insurance
• Commute subsidy
• Employee stock ownership
• Competitive retirement/pension plans
• Generous vacation and personal days
• Support for new parents through leave and family‑care programs
• Office food snacks
• Mental Health and Wellbeing programs and support
• Employee Resource GroupsGlobal Employee Assistance Program
• Training and development programs
• Volunteering and donation matching program

Life at the company

the company [NYSE: U] is the world’s leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles, the most innovative console games, and virtually all of the top XR and Web Games are developed, deployed, and grown in the company. the company also enables teams across industries like automotive, manufacturing, and healthcare to design, simulate, and collaborate in 3D — closing the gap between ideas and reality. For more information, please visit www.the company.com.

the company is a proud equal opportunity employer. We are committed to fostering an inclusive, innovative environment and celebrate our employees across age, race, color, ancestry, national origin, religion, disability, sex, gender identity or expression, sexual orientation, or any other protected status in accordance with applicable law. Our differences are strengths that enable us to support the growing and evolving needs of our customers, partners, and collaborators.

If you have a disability that means there are preparations or accommodations we can make to help ensure you have a comfortable and positive interview experience, please fill out this form to let us know.

This position requires the incumbent to have a sufficient knowledge of English to have professional verbal and written exchanges in this language since the performance of the duties related to this position requires frequent and regular communication with colleagues and partners located worldwide and whose common language is English.

This posting is intended to fill an existing vacancy, and we are committed to providing applicants with updates throughout the hiring process in accordance with applicable law.

Headhunters and recruitment agencies may not submit resumes/CVs through this website or directly to managers. the company does not accept unsolicited headhunter and agency resumes. the company will not pay fees to any third-party agency or company that does not have a signed agreement with the company.

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