SOC Architect
Japan’s largest mobile payments platform (~75M users); SoftBank/LY Corporation fintech JV; 40% equity holder of Binance Japan.
Maintainer signals as of 8/20/2026
About PayPay
PayPay Corporation is a Tokyo-based fintech company operating Japan’s leading QR/mobile payment service, founded 2018 as a SoftBank/Yahoo Japan (LY Corporation) joint venture, with banking (PayPay Bank), insurance and securities offerings. In October 2025 PayPay acquired a 40% equity stake in Binance Japan, making the crypto exchange an equity-method affiliate.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will develop and operate applications, infrastructure, and SIEM foundations that strengthen security measures. You will improve platform availability and resilience, harden and codify infrastructure, support threat-informed defenses, and use AI to improve and automate work.
Requirements
- At least 2 years of application or cloud infrastructure development experience in AWS, GCP, or other cloud environments
- Fundamental knowledge of or experience in information security
- Ability to use AI to proactively improve and automate work
Responsibilities
- Develop and operate applications and infrastructure for advanced security platforms
- Develop and operate the SIEM foundation
- Improve the stability and capabilities of the SIEM platform
- Harden and codify infrastructure environments
Benefits
- Hybrid workstyle
- Super flex time with no core time
- Annual leave
- Personal leave
- Social insurance
- 401K