Senior Security Architect

Zero Trust Security Architect – Manager Location: London (Hybrid) Salary: £65,000 – £100,000 + benefits Level: Manager Travel: Ad-hoc travel to client sites as required Who you'll be working with A leading global professional services organisation is looking for an experienced Zero Trust Security Architect to join its growing cybersecurity team. This is a Manager-level opportunity where you'll work with enterprise clients to design and deliver modern Zero Trust security architectures, helping organisations move away from traditional VPN, proxy and perimeter-based security models. What you'll be doing

• Designing and implementing enterprise-scale Zero Trust security architectures across users, devices, applications and data.
• Developing security blueprints and reference architectures aligned to Zero Trust, NIST 800-207, SASE and SSE principles.
• Working hands-on with technologies such as Zscaler ZIA, ZPA, ZDX and Client Connector.
• Designing secure access solutions using SSO, MFA, device posture and least-privilege principles.
• Integrating Zero Trust platforms with identity providers such as Entra ID, Okta or Ping, alongside SIEM/SOAR and endpoint security platforms.
• Supporting the migration of legacy VPN, proxy and firewall solutions towards modern cloud-native security models.
• Leading proof-of-concepts, technical validation and security architecture assessments.
• Providing architectural governance, threat modelling and security guidance across client projects.
• Working with senior stakeholders to shape Zero Trust strategies and long-term security roadmaps.
• Providing technical leadership and mentoring to security and networking teams. What we need
• 5+ years' experience in cybersecurity architecture or senior security engineering roles.
• Strong hands-on experience with Zscaler or similar Zero Trust/SASE technologies.
• Experience with ZIA, ZPA, ZDX, Client Connector, App Connectors, CASB, DLP or Cloud Firewall.
• Strong understanding of Zero Trust, NIST 800-207, SASE and SSE.
• Good knowledge of IAM, including Entra ID/Azure AD, Okta or Ping.
• Understanding of modern network security, including SD-WAN, DNS security and routing.
• Experience with endpoint security and EDR/XDR technologies.
• Strong communication and stakeholder management skills, with the ability to explain complex security concepts to both technical and non-technical audiences.
• Experience working in large, complex enterprise environments. What's in it for you
• £65,000 – £100,000 salary
• Hybrid working from London
• 25 days' annual leave
• Private medical insurance
• 3 additional days' leave for charitable work
• Opportunity to work on large-scale Zero Trust and cybersecurity transformation programmes
• Exposure to leading security technologies and enterprise environments Security Clearance: Due to the nature of the client work, you will need to be willing to undergo security clearance. You will require 5+ years of UK address history at the point of application. If you're a Zero Trust or security architect looking for a role where you can combine hands-on technical delivery, architecture and strategic security leadership, we'd be keen to hear from you.