AI Security Architect

Sapiens; Greater London; On-site; GBP 90,000 - 150,000; Full time

Job summary

Sapiens is seeking a skilled Security Architect to design and execute security across our global cloud and SaaS platforms, with a growing focus on AI security governance. You will report to the Director of Security Architecture and collaborate across Engineering, Platform and R&D teams to translate policy into technical controls.

The role requires 5+ years in information security, including 2+ years in security architecture or AI security, and hands-on experience with AI risk management and

Qualifications

• 5+ years of information security experience, including 2+ years in security architecture or AI security.
• Proven experience designing security architecture for cloud or SaaS environments.
• Hands-on experience with AI security risks (LLM threat modeling, prompt injection, data leakage).
• Familiarity with AI governance frameworks (NIST AI RMF, ISO 42001, EU AI Act).
• Experience conducting security reviews, threat modeling and risk assessments.

Responsibilities

• Design and oversee security architecture across cloud and SaaS platforms.
• Bridge hands-on security work with cross-functional collaboration with Engineering, Platform and R&D.
• Contribute to AI governance and risk mitigations, including threat modeling.
• Lead security reviews, incident analysis and mitigation planning.

Skills

Security architecture

AI security

Threat modeling

Incident analysis

Communication

Cross-functional collaboration

English fluency

Tools

IAM/CIAM

Network security

App security

Data protection

AI tool security

Cloud-native architectures

Job description

We are looking for a skilled and forward-thinking Security Architect to support the design and execution of security across our global cloud and SaaS platforms, with a growing focus on AI security governance. Reporting to the Director of Security Architecture, this role bridges hands-on technical work with cross-functional collaboration across Engineering, Platform and R&D teams.

Requirements Experience

• 5+ years of experience in Information Security, including 2+ years in a Security Architecture or AI Security role.
• Proven experience designing security architecture for cloud or SaaS environments.
• Hands-on experience with AI security risks, including LLM threat modeling, prompt injection, data leakage via AI tools and agentic workflows.
• Familiarity with AI governance frameworks such as NIST AI RMF, ISO 42001 or the EU AI Act.
• Experience conducting security architecture reviews, threat modeling and risk assessments.

Technical Knowledge

• Identity & Access Architecture (IAM, CIAM, authentication, authorization, governance).
• Network Security (segmentation, isolation, secure routing, microsegmentation).
• Application & API Security, including AI-integrated APIs and model endpoints.
• Data protection, secure key management and data classification principles.
• AI tool and agent security, covering MCP server governance, tool approval workflows and session management.
• Cloud-native architectures and distributed systems design patterns.

Skills and Competencies

• Ability to translate security policies and risk findings into actionable architecture standards and technical controls.
• Strong skills in technical documentation, architecture diagrams and security standards.
• Experience supporting incident analysis, threat detection and mitigation planning.
• Excellent communication skills, with the ability to engage both technical and business audiences.
• Ability to work collaboratively with Platform Engineering, Cloud Infrastructure, DevOps and R&D teams.
• Fluent English, written and spoken.

Advantages

• Designing security for multi-tenant SaaS platforms serving regulated industries such as financial services or insurance.
• Practical experience with AI security tooling, including AI DLP, shadow AI detection and AI posture management platforms.
• Knowledge of Zero Trust models and continuous evaluation of identity, device and access context.
• Experience with CSPM, CNAPP, CWPP or SASE/SSE platforms.
• Container security, orchestration frameworks, service mesh and cloud-native security tooling.
• Vulnerability management and secure configuration governance.
• Relevant certifications such as CCSP, CISSP or equivalent AI/cloud security credentials.

Sapiens is an equal-opportunity employer. We value diversity and strive to create an inclusive work environment that embraces individuals from diverse backgrounds.