Lead Security Engineer, AI & Cloud Platform

Bain & Company, Inc.; City Of London; On-site; GBP 120,000 - 180,000; Full time

Job summary

Bain & Company, Inc. is hiring for a Lead Security Engineer toOwn security for Growth AI Performance System, spanning cloud infra, APIs, AI workflows, data pipelines, and knowledge systems.

You will embed security into the development lifecycle, conduct threat modeling and security testing, and lead responses to emerging threats, while ensuring GDPR/SOC 2 compliance and clear client communications.

Qualifications

• Hands-on cybersecurity/ cloud security experience securing production systems.
• Strong authentication/ authorization knowledge (RBAC, OAuth 2.0) and least-privilege controls.
• Experience with threat modeling methodologies and security testing.

Responsibilities

• Secure and harden cloud infrastructure across Azure or AWS, including networks, containers, APIs, storage, and data services.
• Design and maintain authentication, authorization, identity management, and least-privilege access controls.
• Own secrets management, certificate rotation, secure configuration standards, and security monitoring.
• Partner with DevOps to embed security into infrastructure-as-code and deployment pipelines.
• Design safeguards against AI threats and secure retrieval-augmented generation pipelines.
• Conduct structured security testing and red teaming of AI workflows.
• Develop monitoring and detection for suspicious AI activity and incidents.
• Lead threat modeling and security reviews for new features and integrations.
• Embed security requirements into agile engineering workflows and support GDPR/SOC 2 compliance.
• Communicate security risks to client security teams and stakeholders.

Skills

Cybersecurity

Cloud security

Security controls

RBAC/OAuth2

AI security

Threat modeling

Security testing

DevSecOps

GDPR SOC 2

Communication

Agile

AI security awareness

Education

Bachelor's degree in CS/Engineering

Tools

Azure

AWS

Job description

Bain & Company, Inc. is hiring for a Lead Security Engineer toOwn security for Growth AI Performance System, spanning cloud infra, APIs, AI workflows, data pipelines, and knowledge systems.

You will embed security into the development lifecycle, conduct threat modeling and security testing, and lead responses to emerging threats, while ensuring GDPR/SOC 2 compliance and clear client communications.