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Security Architect

Job in Portsmouth, Hampshire County, PO5, England, UK
Listing for: Charles Jenson Recruitment Ltd
Full Time position
Listed on 2026-11-01
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security & Data Protection, Cloud Computing: Infrastructure & Operations, Security Management & Operations
Salary/Wage Range or Industry Benchmark: 100000 - 150000 GBP Yearly GBP 100000.00 150000.00 YEAR
Job Description & How to Apply Below

Are you ready to shape the future of enterprise security? Join us as a Security Architect and lead transformative Zero Trust security initiatives that protect large-scale cloud and on-premises environments. This is your chance to influence company-wide security strategies, work with top industry standards, and collaborate with executive leadership to build resilient, secure systems that safeguard critical business assets.

Overview

As a Senior Zero Trust Security Architect, you'll be at the forefront of developing and executing a comprehensive security strategy, aligning cutting-edge architecture with business objectives. You'll partner closely with CIOs, CISOs, and security teams, driving cloud security modernization and embedding security-by-design principles into every project. Your expertise will empower our organization to confidently navigate an evolving threat landscape.

Key Responsibilities
  • Define and own the enterprise Zero Trust security strategy and roadmap, leading security transformation programs across Azure, AWS, hybrid cloud, and on-prem environments.
  • Design and implement Zero Trust architectures aligned with industry standards like NIST 800-207, establishing security patterns for users, devices, applications, workloads, and data.
  • Lead cloud security initiatives, creating secure landing zones, governance frameworks, and controls across Azure and AWS.
  • Develop enterprise IAM frameworks incorporating Microsoft Entra , AWS IAM, Privileged Access Management, Single Sign-On, Multi-Factor Authentication, and Conditional Access.
  • Design Zero Trust Network Security architectures leveraging ZTNA, SASE, SDPs, and micro-segmentation strategies to reduce attack surface and lateral movement risks.
  • Provide architectural leadership for security operations including monitoring, threat detection, incident response, and threat hunting. Drive integration with tools like Microsoft Sentinel, Defender, Crowd Strike Falcon, and Splunk.
  • Manage security governance frameworks, oversee risk assessments, ensure compliance with standards such as ISO 27001, NIST, GDPR, and lead security risk review processes.
  • Promote security automation across software development with Infrastructure-as-Code practices and automation of security controls and vulnerability management.
Must-Have
  • 12-15+ years of cybersecurity experience with at least 7+ years in security architecture leadership.
  • Proven success leading enterprise-scale Zero Trust programs.
  • Extensive experience securing and designing architectures within Azure and AWS clouds.
  • Strong ability to advise senior executives, governance boards, and technical teams.
  • Expertise in designing IAM, network security, threat protection, compliance, and Dev Sec Ops .
  • Technical skills with Microsoft Azure and Entra , AWS services, and security tools such as Defender, Sentinel, Crowd Strike, and Splunk.
Nice-to-Have
  • Certifications such as CISSP, CCSP, Microsoft Certified:
    Cybersecurity Architect, AWS Security Specialty, TOGAF, or SABSA.
  • Experience with security standards and frameworks including ISO 27001, NIST, CIS Controls, and GDPR.
  • Leadership skills in managing global security teams and large transformation projects.
Compensation & Benefits

This role offers a competitive package aligned with your experience, with opportunities for personal growth and impactful work in a forward-thinking environment.

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