Security Specialist (Product Security), CISO Office, Tokyo

**About the company:** Money Forward Minato-ku, Tokyo Money Forward is a fintech startup delivering tools to visualize and improve both individuals'​ and companies'​ financial health. **Responsibilities:** In this position, you will leverage your knowledge and experience in coding and infrastructure to maintain and enhance the security of Money Forward in collaboration with developers and IT infrastructure teams. As a Product Security Specialist, you will drive the following initiatives alongside other security specialists in the CISO Office: Establishment of security guardrails for AWS, Azure, and GCP environments. In-house security consulting: Providing technical advice on security and conducting architecture reviews for our developers. Vulnerability assessments and penetration testing: Performing or supporting security evaluations. Vulnerability intelligence: Collecting and verifying vulnerability information, including OSINT (Open Source Intelligence). Security tool development: Developing tools and scripts to automate or enhance security. Framework implementation: Implementing and deploying security frameworks such as NIST CSF and CIS Controls. DevSecOps implementation: Integrating security into modern development workflows, including K8s, Docker, and CI/CD pipelines. Requirements Foundational understanding of computer science, including networking, operating systems, data structures, and cryptography. Experience in software development with at least one programming language, or hands-on experience practicing Security by Design. Business-level English communication skills. Knowledge or experience in any of the following areas: Vulnerability assessment Penetration testing or Red Teaming operations Forensics, malware analysis, or incident response Cloud security Architecture reviews Building and operating DevSecOps workflows Implementation and operation of security solutions (e.g., WAF, IDS/IPS, SIEM) Nice to haves While not specifically required, tell us if you have any of the following. Business-level Japanese communication skills. Experience participating in CTFs (Capture The Flag). Experience in bug hunting or obtaining CVEs (Common Vulnerabilities and Exposures). Relevant certifications such as CISSP, CISM, OSCP, GCIH, etc. Deep understanding of Authentication and Authorization (e.g., OIDC, OAuth). Experience in security-related operations within the Financial or Fintech industry (e.g., knowledge of FISC guidelines). Experience in AI development and/or experience in using AI tools to improve development processes. Money Forward recently announced our AI Strategy roadmap which focuses on improving AI-driven operational efficiencies, as well as integrating AI agents into our products to deliver better value to our users. Compensation ¥8,004,000 ~ ¥17,004,000 annually. **Requirements:** Foundational understanding of computer science, including networking, operating systems, data structures, and cryptography. Experience in software development with at least one programming language, or hands-on experience practicing Security by Design. Business-level English communication skills. Knowledge or experience in any of the following areas: Vulnerability assessment Penetration testing or Red Teaming operations Forensics, malware analysis, or incident response Cloud security Architecture reviews Building and operating DevSecOps workflows Implementation and operation of security solutions (e.g., WAF, IDS/IPS, SIEM) **Nice to have:** While not specifically required, tell us if you have any of the following. Business-level Japanese communication skills. Experience participating in CTFs (Capture The Flag). Experience in bug hunting or obtaining CVEs (Common Vulnerabilities and Exposures). Relevant certifications such as CISSP, CISM, OSCP, GCIH, etc. Deep understanding of Authentication and Authorization (e.g., OIDC, OAuth). Experience in security-related operations within the Financial or Fintech industry (e.g., knowledge of FISC guidelines). Experience in AI development and/or experience in using AI tools to improve development processes. Money Forward recently announced our AI Strategy roadmap which focuses on improving AI-driven operational efficiencies, as well as integrating AI agents into our products to deliver better value to our users. **Compensation:** ¥8,004,000 ~ ¥17,004,000 annually.