Security Architect: AI & Cloud Security Leader

Flo Health; London (KY); Hybrid; USD 132,000 - 172,000; Full time

Benefits offered by this job

Competitive salary

Performance incentive scheme

Paid holidays & parental leave

Hybrid work model

Sick leave and health benefits

Job summary

Flo Health is hiring a Security Architect to lead secure architectures and risk-informed design across engineering, product and platform teams. You will embed security into the SDLC and CI/CD, design guardrails for human and AI-agent development, and drive threat modelling and security reviews.

You’ll work hands-on in a hybrid setup, shaping patterns and standards, while translating risk into actionable decisions for the business. Strong cloud, coding, and communication skills are essential.

Qualifications

• 7+ years in security engineering, architecture or risk management.
• Deep knowledge of Secure SDLC, threat modelling and app security.
• Hands-on with cloud-native systems and IaC tooling.
• Experience communicating risk to engineers and executives.

Responsibilities

• Shape secure architecture from design through deployment.
• Lead security design reviews for new services and changes.
• Develop guardrails for human and AI-agent development.
• Define secure patterns for LLM integrations and tool use.
• Publish reusable security patterns and reference architectures.
• Scale threat modelling and run internal security assessments.
• Explain risk in business terms to enable pragmatic decisions.

Skills

Security engineering

Security architecture

Threat modelling

CI/CD security

Cloud security

AI security

Risk analysis

Communication to stakeholders

Education

CISSP

CCSP

OSCP

MSc Information Security

Tools

AWS

Cloudflare

Terraform

IaC

Job description

Flo Health is hiring a Security Architect to lead secure architectures and risk-informed design across engineering, product and platform teams. You will embed security into the SDLC and CI/CD, design guardrails for human and AI-agent development, and drive threat modelling and security reviews.

You’ll work hands-on in a hybrid setup, shaping patterns and standards, while translating risk into actionable decisions for the business. Strong cloud, coding, and communication skills are essential.