AI-Driven Security Architect | Cloud & M&A | Equity

VulnU; Greater London; Hybrid; GBP 110,000 - 150,000; Full time

Benefits offered by this job

Equity

Job summary

Visa is seeking a Security Architect to lead security architecture reviews and threat modelling across AWS, EKS, and APIs. You will embed security in CI/CD, shape cloud security for SaaS/PaaS/IaaS, and guide teams on data protection and IAM practices.

You should bring hands-on Penetration Testing experience, familiarity with OWASP Top 10, and strong communication skills to train teams and influence stakeholders.

Qualifications

• Experience leading security architecture reviews and threat modelling using industry standards.
• Experience designing security controls for SaaS applications and backend services across API gateways, identity and access management, data protection, and SIEM-based security monitoring.
• Familiarity with OWASP Top 10 and CWE Top 25 vulnerabilities.
• Direct experience with, or a strong understanding of, SaaS, PaaS and IaaS services and their security considerations.
• Understanding of secure development lifecycle methodologies and Agile practices.
• Working knowledge of middleware and development platforms such as Java, C# and .NET.
• Hands-on penetration testing experience is a strong advantage.
• Advanced hands-on use of AI harnesses, automated workflows and engineering integrations beyond conversational chat.
• Experience supporting mergers and acquisitions is a plus.
• Collaboration: cross-functional teams, including cybersecurity, engineering and operations.
• Strong written and verbal communication; Certifications such as CISSP/GIAC/OSCP or willingness to pursue them.

Responsibilities

• Conduct in-depth security assessments and threat modelling across AWS, EKS, web applications and APIs to identify vulnerabilities and mitigate them.
• Design and implement security architectures for cloud environments, with a focus on AWS and Kubernetes (EKS).
• Partner with DevOps and software development teams to embed security practices in CI/CD pipelines and throughout the development lifecycle.
• Develop and refine security policies and procedures to strengthen protection and support compliance.
• Assess emerging security threats, tools and methodologies to inform strategic recommendations.
• Provide technical guidance and training to internal teams to strengthen security awareness and practices.

Skills

Security architecture

Threat modelling

AWS

Kubernetes

CI/CD security

Secure SDLC

Java

C#

.NET

Penetration testing

Security tools

Generative AI

M&A experience

Communication

Tools

APIs

SIEM

IAM

Job description

Visa is seeking a Security Architect to lead security architecture reviews and threat modelling across AWS, EKS, and APIs. You will embed security in CI/CD, shape cloud security for SaaS/PaaS/IaaS, and guide teams on data protection and IAM practices.

You should bring hands-on Penetration Testing experience, familiarity with OWASP Top 10, and strong communication skills to train teams and influence stakeholders.