Senior Software Engineer, Storage

Why Sony Interactive Entertainment

Sony Interactive Entertainment isnt just the Best Place to Play its also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsidiary of Sony Group Corporation were 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 PlayStation brand a name synonymous with entertainment excellence and creativity.

Storage Software Developer

We are seeking a Storage Software Developer with Linux storage development experience. You will build reliable high-performance storage features across the I/O stack including file systems and the block layer. Depending on the project your work may span Linux FreeBSD and PlayStation OS. You will collaborate with systems and kernel engineers to investigate problems make design decisions and bring solutions into production.

Key Responsibilities

- Design implement and maintain storage features and I/O paths for Linux and as projects require FreeBSD and PlayStation OS.
- Develop or improve file system functionality including how it interacts with the block layer.
- Diagnose correctness reliability and performance issues across kernel and user-space components.
- Measure and optimize storage performance for demanding workloads.
- Write maintainable code tests and technical documentation.
- Collaborate with engineers across storage and other systems teams.

Required Qualifications

- Hands-on experience developing storage software on Linux.
- Some experience developing or modifying Linux file system code.
- Working knowledge of the Linux I/O stack including file systems and the block layer.
- Proficiency in C for systems programming.
- Experience debugging and profiling low-level software using tools such as perf ftrace or eBPF.
- Ability to investigate complex problems and work effectively with other engineers.
- Willingness to work across Linux FreeBSD and PlayStation OS as project needs evolve.

Preferred Qualifications

- Experience with **UBLK** and kernel/user-space block device interactions.
- Experience developing storage or file system software on FreeBSD or PlayStation OS.
- Experience with **iouring** or other asynchronous I/O interfaces.
- Familiarity with DMA and storage performance optimization.
- Experience with Rust for systems programming.
- Contributions to the Linux kernel or other open-source storage projects.

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Equal Opportunity Statement:

Sony is an Equal Opportunity Employer. All persons will receive consideration for employment without regard to gender (including gender identity gender expression and gender reassignment) race (including colour nationality ethnic or national origin) religion or belief marital or civil partnership status disability age sexual orientation pregnancy maternity or parental status trade union membership or membership in any other legally protected category.

We strive to create an inclusive environment empower employees and embrace diversity. We encourage everyone to respond.

Sony Interactive Entertainment is a Fair Chance employer and qualified applicants with arrest and conviction records will be considered for employment.