Software Engineer II; Frontend), Social

Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the Play Station brand. As a subsidiary of Sony Group Corporation, we’re part of a proud legacy of innovation and excellence. SIE is a dynamic technology company, delivering cutting‑edge hardware and network services to more than 100 million people and an entertainment leader, home to some of the most beloved and recognizable intellectual properties (IP) in the world.

Our role at SIE is to create and nurture the experiences under the Play Station brand, a name synonymous with entertainment excellence and creativity.

Rancho Bernardo, CA Must relocate to Los Angeles, Orange County, or San Diego area.

The Software Engineer II role will design and develop solutions for Play Station features on the PS5, mobile, and other supported platforms. They will provide strong technical knowledge, experience, and implementation efforts across all supported platforms. The ideal candidate will come from a strong object‑oriented development background and be passionate about client applications and web technologies.

• Build and develop complex projects across mobile, console, and supported platforms, enhancing efficiency and collaboration.
• Develop and maintain high-quality front‑end applications using React Native, ensuring they are production‑ready and meet performance standards.
• Create and deploy adaptable UI elements for multiple platforms, emphasizing scalability and ease of maintenance, while incorporating architectural frameworks such as MVC, MVVM, and MVP.
• Develop unit and integration tests and conduct code reviews to ensure high-quality code and seamless functionality.
• Maintain clear, concise documentation of system architecture, codebase, and development processes.
• Develop using Agile methodologies such as Scrum to deliver iterative improvements and achieve breakthroughs.
• Collaborate closely with international teams of UI designers and product managers (USA, Japan, UK) to translate requirements into actionable work packages, creating engaging mobile user experiences.
• Represent the team in technical forums by presenting designs, sharing knowledge, and contributing insights to other Sony software development groups.

• Bachelor’s degree in Computer Science or equivalent.
• Genuine passion for crafting seamless, intuitive user experiences that prioritize usability and performance.
• 2+ years of experience crafting single‑page web applications or mobile applications.
• Proficient knowledge of mobile environments, structures, and advancements in iOS and Android programming, including emerging innovations.
• Strong analytical and problem‑solving skills, emphasizing effective and scalable solutions.
• Excellent verbal and written communication skills, with an ability to collaborate effectively in a team environment.
• Experience collaborating on cloud‑deployed services that host APIs and backend processes interacting with data storage and caching layers, event buses, and other services.

• Proven experience with Agile development methodologies, such as Scrum.
• Proven skill in evaluating and improving UI and application performance, with a focus on UI response time and network optimization.
• Skilled in developing multi‑threaded applications with a deep understanding of concurrency and synchronization.
• Experience in working with C++ and C# on multi‑threaded applications.
• Proficiency in designing and implementing GraphQL APIs.
• Experience with cloud services and serverless architectures.
• Familiarity with CI/CD pipelines and automated deployment processes.
• Prior experience with system monitoring, performance tuning, and debugging in production environments.

At SIE, we consider several factors when setting each role’s base pay range, including the competitive benchmarking data for the market and geographic location. Please note that the base pay range may vary in line with our hybrid working policy and individual base pay will be determined based on job‑related factors which may include knowledge,…