UI Engineer — High-Performance Graphics & AI

Roku; Cambridge; Hybrid; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Mental health resources

Financial wellness resources

Healthcare (medical, dental, vision)

Retirement options (401(k)/pension)

Commuter benefits

Job summary

Roku in Cambridge, UK is seeking a Software Engineer to help build scalable UI features for millions of users and optimize the FRAME engine.

You’ll work across the stack with hardware, firmware, and product teams, using BrightScript or JavaScript-like languages, C++ in embedded contexts, and Python to explore AI-enabled improvements, delivering fast, reliable experiences on Roku devices.

Qualifications

• 3+ years software engineering experience with UI development exposure.
• C++ in an embedded environment.
• Proficiency in BrightScript (or JavaScript-like) skills plus some experience with Python.
• Strong problem-solving and technical communication abilities.
• Interest in AI applications and a willingness to learn about generative AI tools.
• Proactive mindset with passion for continuous learning and fast iteration.

Responsibilities

• Build scalable UI features optimized for millions of users.
• Contribute to technical investigations and solutions for middleware and UI challenges.
• Explore integrating AI/ML capabilities and leverage generative AI tools to accelerate development.
• Collaborate with cross-functional teams on global platform features.
• Develop engineering tools and learn from experienced developers.
• Stay current with AI trends and emerging technologies.

Skills

UI development

C++ in embedded environment

BrightScript (or JavaScript-like)

Python

Problem-solving

Technical communication

AI interest

Tools

BrightScript

Python

Job description

Roku in Cambridge, UK is seeking a Software Engineer to help build scalable UI features for millions of users and optimize the FRAME engine.

You’ll work across the stack with hardware, firmware, and product teams, using BrightScript or JavaScript-like languages, C++ in embedded contexts, and Python to explore AI-enabled improvements, delivering fast, reliable experiences on Roku devices.