Business Sector: IT
Job ref: LFI - 153993
Post Date: February 23, 2026
Application Architect
Onsite in Bracknell
Eligible for DV clearance
£65-70K per annum + benefits package
We are recruiting an Application Architect to support the ongoing evolution of a Gateway solution for a strategic UK defence customer. Working alongside senior solution leaders, youll contribute to secure design, controlled change, and operational resilience within a mission‑critical environment. This is a development opportunity for an aspiring architect looking to build design authority and architectural experience in a high‑assurance setting.
The Role
You will:
Contribute to infrastructure and Gateway design changes to maintain availability and performance
Produce structured design documentation alongside the customer and Programme Manager
Support architectural governance and ensure alignment to solution intent
Provide technical oversight during incident troubleshooting with SOC and 3rd Line teams
Assist in maintaining secure, resilient and scalable infrastructure components
Your technical experience;
You should have a design and development background with exposure to secure or Gateway-based environments, including:
Core Infrastructure
* VMware / vSphere
* RHEL & Windows Server
* Trellix
* SIEM
Microsoft Services
* Active Directory
* DNS
* RDS
Networking
* Citrix NetScaler
* Wireshark
Storage & Data
* NAS
* Backup solutions
Security & Web
* Gateway appliances and associated software
* PKI management applications
* Web applications and protocols
Key Attributes
Self‑motivated and comfortable operating with guidance from senior architects
Able to produce clear, structured design documentation
Strong interpersonal skills with the ability to work across engineering and operational teams
Willing to travel weekly within the South / Southwest region
If you are interested in discussing this Application Architect role further, please reply back with a copy of your updated CV.
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