Requirements
Must have:
- Experienced Security Application Architect - Strong design and development background - Proven experience with Gateway technologies - Knowledge of Infrastructure & Platforms (VMware/vSphere, RHEL, Windows Server) - Familiarity with Trellix SIEM platforms - Understanding of Identity & Directory Services (Active Directory, DNS, LDAP, LDIF) - Experience with Gateway appliances and associated software - Proficient in Email, Chat, and File standards - Knowledge of Web and Chat protocols (XML, JSON schema, TLS server/client certificates) - Understanding of digital file format handling - Familiarity with Linux & Networking - Proficient in Shell scripting and REGEX - Fluent in Firewall technologies - Self-motivated and able to work autonomously - Strong stakeholder engagement skills - Ability to communicate effectively at technical and leadership levels - Willingness to travel weekly within the South/Southwest region at short notice
Responsibilities:
- Own and design technical changes required to maintain and enhance Gateway capability - Produce high-quality design documentation in collaboration with the customer and Programme Manager - Support solution governance and architectural integrity - Ensure ongoing availability, resilience, and security compliance - Provide architectural guidance during troubleshooting and incident resolution - Act as a key technical interface between engineering delivery and operational support teams
Company:
We are a forward-thinking defense technology company located in Bracknell, seeking an experienced Security Application Architect to support the delivery and ongoing evolution of a secure Gateway capability for a strategic UK defense customer. This role offers a competitive salary in the range of £65-70k per annum, along with an attractive benefits package. Our dynamic team is dedicated to delivering resilient and compliant solutions in a high-security, mission-critical environment, and we value self-motivated professionals ready to drive change and technical direction.