Security Architect

Location: South East London

As a Security Architect, you will join a high-performing team within a global organization, specializing in highly sensitive and rewarding technology-centric transformation programs. You will act as the bridge between technical innovation and robust security, ensuring that groundbreaking enterprise IT and custom Operational Technology (OT) systems are secure by design. On a day-to-day basis, you will collaborate with Technical and Solutions Architects to define security architectures for high-profile solutions.

You will work alongside Information Assurance and Penetration Testing teams to validate control effectiveness and define new security solutions in an agile, team-centric environment.

Key Responsibilities Security Integration:
Collaborate with cross-functional teams to embed security into traditional IT and specialized OT systems. Threat Modeling:
Utilize advanced techniques to identify system threats and define comprehensive security requirements. Lifecycle Management:
Own security requirements through the entire delivery and operational lifecycle of a system. Specialist Advice:
Provide authoritative guidance on risk mitigation, control frameworks (NIST, ISO, CIS), and protective monitoring. Stakeholder Engagement:
Effectively communicate complex technical solutions to non-technical audiences through writing, presentations, and direct consultation. Your Experience We are looking for candidates with strong technical experience in at least one of the following areas:
Networking: IP Networking & OT (Operational Technology).

Infrastructure: On-premises architecture and Virtualization. Modern Tech:
Cloud platforms, Containerization, and Mobile Technologies. Emerging Tech:
Databases, LLMs, and AI security. Application Security:
Secure coding practices and web application security.

Core Competencies:

Proficiency in Threat Modeling and risk-based mitigation. Deep understanding of Authentication and Authorization best practices. Proven ability in Critical Thinking and complex problem-solving. Excellent verbal and written communication skills with the ability to influence key stakeholders. Previous experience as a Security Architect is desirable but not essential; we welcome technical specialists with a strong security focus looking to transition into architecture.

Whats in it for you Competitive Salary:
Reflective of experience and specialist skills. Generous Leave:
Up to 30 days vacation per year, plus 3 extra days for charitable work. Health & Wellbeing:
Private medical insurance. Continuous Growth:
Robust training and upskilling opportunities for both technical (certifications) and soft skills (leadership/consulting).