Staff Security Architect: Cloud, AI & Enterprise Security

Sony Interactive Entertainment Europe Limited; City of Westminster; Hybrid; GBP 140,000 - 190,000; Full time

Job summary

Sony Interactive Entertainment Europe Limited seeks a Staff Security Architect to shape secure enterprise, cloud, platform, and AI-enabled technology. You will influence direction across global teams, define scalable security patterns, and guide secure adoption of AI technologies, including generative AI and agentic systems.

You will design and review security architecture for cloud and SaaS platforms, drive secure software delivery, and lead the security strategy across identity, data

Qualifications

• 15+ years of experience in security architecture and leadership.
• Deep knowledge across cloud, network, identity, and enterprise security.
• Hands-on with cloud-based and containerized environments (AWS, GCP).
• Strong IAM, PKI, OAuth/OIDC, SAML, TLS, and secrets management expertise.
• Experience evaluating AI security in generative AI and agentic systems.

Responsibilities

• Design, review, and approve security architecture for enterprise, cloud, SaaS, and applications.
• Lead cloud security architecture across AWS, Google Cloud, and hybrid environments.
• Define security architecture for SaaS/PaaS including data protection and API security.
• Drive security across SDLC, including CI/CD pipelines and infrastructure as code.
• Lead security for AI-enabled systems and LLM-based workflows.
• Define mitigations for prompt injection, data leakage, model/comms risk.
• Architect identity, authentication, authorization, network security, and cryptography controls.
• Identify design gaps and translate into practical patterns and hardening standards.
• Provide technical leadership and articulate risks to non-security stakeholders.

Skills

Security architecture

Cloud security

Identity & access management

AI security

Security engineering

Python

C++

Java

CI/CD security

Threat modeling

Education

Bachelor's degree in Computer Science, Mathematics, Engineering, Information Security

Master's degree or Ph.D. in a related field

Tools

AWS

Google Cloud

KMS/HSMs

OIDC/SAML

Job description

Sony Interactive Entertainment Europe Limited seeks a Staff Security Architect to shape secure enterprise, cloud, platform, and AI-enabled technology. You will influence direction across global teams, define scalable security patterns, and guide secure adoption of AI technologies, including generative AI and agentic systems.

You will design and review security architecture for cloud and SaaS platforms, drive secure software delivery, and lead the security strategy across identity, data