Senior Software Engineer, Mobile Cloud at Roku United Kingdom

Senior Software Engineer, Mobile Cloud at Roku – Manchester, United Kingdom

Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we’ve set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streaming platform that connects the entire TV ecosystem. We connect consumers to the content they love, enable content publishers to build and monetize large audiences, and provide advertisers unique capabilities to engage consumers.

From your first day at Roku, you’ll make a valuable – and valued – contribution. We’re a fast-growing public company where no one is a bystander. We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines.

Millions of people around the globe rely on our products every day because they “just work,” seamlessly integrating into users’ lives. Achieving that intuitive user experience isn’t accidental—it’s crafted by dedicated teams committed to simplicity and clarity.

We’re seeking a Senior Software Engineer (Backend)who excels at building scalable, reliable services. Our Roku Mobile Backend team designs and implements robust backend services powering our mobile apps, ensuring optimal performance, low latency, and seamless scalability. If you’re passionate about backend engineering and thrive on delivering innovative mobile‑cloud solutions, we’d love for you to join us.

We collaborate closely with client‑side engineers, other backend teams, and product management, iterating rapidly—from prototypes and A/B tests through to global releases.

You will be joining a talented, high‑performant backend team with a history of delivering quality products. We are looking for someone who can help us keep up this pace and continue delivering high‑quality services as we grow.

• Design and develop scalable, high‑performance backend services powering Roku mobile apps.
• Build and maintain robust APIs and microservices integrating seamlessly with mobile clients and cloud infrastructure.
• Develop and optimize a highly efficient auto‑scaling platform utilizing Docker containers and Kubernetes orchestration.
• Ensure reliability and uptime of backend systems through comprehensive monitoring, testing, and automation.
• Troubleshoot and resolve complex technical challenges within production environments swiftly and effectively.
• Continuously assess and implement emerging technologies to boost system performance and developer productivity.
• Collaborate cross‑functionally with product, design, frontend, and other backend teams, driving seamless integration, consistency, and exceptional user experiences.

• Expertise of backend software engineering
• Bachelor’s or master’s degree in computer science, Engineering, or related field (or equivalent experience).
• Strong proficiency in backend languages like Java or Python.
• Proficiency in using AI tools (e.g., Git Hub Copilot, ChatGPT) and experience with prompt engineering
• Demonstrable experience designing, building, and maintaining RESTful APIs, utilizing HTTPS, JSON, and Web Socket.
• Hands‑on expertise developing and operating large‑scale cloud services using Docker and Kubernetes.
• Proven capability in writing and maintaining comprehensive automated unit and integration tests.
• Deep understanding of distributed systems, microservices architecture, and database technologies.
• Familiarity with CI/CD pipelines, Test‑Driven Development (TDD), and automation frameworks.
• Skilled in production system monitoring, troubleshooting, and issue resolution.
• Exceptional problem‑solving skills focused on delivering efficient, practical solutions.
• Strong communication abilities, adept at working effectively with both technical and non‑technical stakeholders.
• A proactive and driven mindset, capable of independently managing tasks from inception to completion.
• Ability to thrive in a dynamic, fast‑paced environment, adeptly managing shifting priorities.

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Roku is a great place for people who want to work in a fast‑paced environment where everyone is focused on the…