---
title: "System Software Performance… at SIEI – Tokyo, Japan"
canonical: "https://www.metaintro.com/job/system-software-performance-optimization-engineer-r-and-d-at-siei-68eb0bed-8786-55d4-a90f-777b3574b024"
language: "en"
author: "Metaintro"
---

[/company/siei](/company/siei)[SIEI](/company/siei)
# System Software Performance Optimization Engineer (R&D) at SIEI

Department: Network / Core EngineeringEducation: education_optional

LanguageEnglish
日本語

**Location**
: Tokyo

**Level**
: not_specified

**Posted**
: Jul 28, 2026

## Description

Sony Interactive Entertainment is hiring an R&D Engineer to research and develop system performance, low-latency technologies, and new system architectures for future PlayStation platforms. The role analyzes and validates OS, middleware, device, and SoC behavior; builds prototypes; and collaborates with global development teams to bring research into product development. Required qualifications include low-level C/C++ or similar software development, computer architecture knowledge, Git, and multithreaded programming; preferred qualifications include Linux kernel or device-driver experience, virtualization, SoC/LSI work, performance profiling, and English technical communication, with business-level Japanese proficiency also required.

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