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Application Security Architect

CBSbutler Holdings Limited trading as CBSbutlerBracknell, Berkshire🇬🇧United KingdomPosted 11 Apr 2026

Why This Role Stands Out

As an Application Security Architect, you will shape the technical direction and ensure the secure evolution of a critical Gateway capability for a UK defence customer, offering significant impact and architectural ownership. This role is ideal for a mid-senior security professional with expertise in infrastructure and a passion for designing resilient, compliant solutions within a high-security environment. With a competitive salary of £65-70k plus benefits, this on-site position offers an exceptional opportunity to contribute to national security.

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Bracknell, Berkshire, United Kingdom
ShellActive DirectoryDNSPKIVMwareLinux

Job Description

Security Application Architect

Salary: 60-70K per annum + enhanced benefits

Location: Bracknell, with regular travel to London and the South West
Security Clearance: Must be willing and eligible to undergo high-level security clearance

We're seeking a Security Application Architect to support the delivery and maintenance of a secure Gateway solution within a security-focused engineering environment.

Working alongside Solution Architects, Engineering Leads and 3rd Line teams, you'll design and implement technical changes, maintain service availability and troubleshoot complex issues.

Key Skills & Experience:

  • Strong experience with RHEL and Windows infrastructure.

  • VMware vSphere experience.

  • Knowledge of SMTP and email technologies.

  • Background in application design, development, infrastructure engineering or Gateway support.

  • Excellent troubleshooting, communication and problem-solving skills.

Desirable: Cross-domain solutions, Data Loss Prevention (DLP), VMware, Shell Scripting, REGEX, Active Directory, DNS, PKI certificates, firewalls, SYSLOG, XMPP, XML, JSON and LDIF.

Requirements:

  • Willingness and ability to undergo high-level security clearance.

  • Flexibility to travel across the South and South West, sometimes at short notice.

This is an excellent opportunity for a hands-on technical professional to contribute to secure, business-critical systems.

If this role is of interest, apply now or email your CV to me directly at (url removed)

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