Principal Cyber Security Architect

X4 Technology; Remote; GBP 70,000 - 90,000; Full time

Job summary

A leading cybersecurity consultancy is seeking a Principal Cyber Security Architect to shape and lead secure technical solutions for high-profile Defence and Government programmes. This remote role requires 7+ years of client-facing experience, expertise in security delivery, and a strong understanding of architectural principles. The candidate must guide clients on cybersecurity standards and possess deep knowledge in infrastructure, with flexibility for travel across the UK. The role offers competitive salary and immediate start.

Qualifications

• 7+ years of client-facing technical security delivery, preferably in the public sector.
• Deep infrastructure experience with Windows, Linux, and SQL.
• Strong understanding of Secure by Design principles.

Responsibilities

• Lead security architecture and assurance across the full systems engineering lifecycle.
• Guide clients on standards including NIST, CAF, CE, and Secure by Design.
• Own technical delivery and build trusted client relationships.

Skills

Client-facing technical security delivery

Infrastructure experience (Windows, Linux, SQL)

Knowledge of private/public cloud security

Experience with JSP440, JSP604/453

Understanding of Secure by Design principles

CISSP certification

Education

Technical degree or equivalent

Job description

Job Title: Principal Cyber Security Architect

Location: Fully Remote (UK wide travel required)

Employment Type: Permanent

Salary: Competitive

Start Date: Immediate

Industry: IT Services & Consulting

One our Cyber & IA consultancies are looking for a hands‑on Principal Cyber Security Architect who will shape and lead secure technical solutions for high‑profile Defence and Government programmes. If you love solving complex security challenges, influencing strategy, and making a genuine impact – you’ll love it here.

This is a remote role with flexibility for travel across the UK, Europe, and occasionally globally required.

Principal Cyber Security Architect – Key Responsibilities

• Lead security architecture and assurance across full systems engineering lifecycle
• Guide clients on standards including NIST, CAF, CE, Secure by Design
• Own technical delivery + build trusted client relationships
• Work across multi‑disciplinary teams to secure innovative systems
• Support pre‑sales, tenders, and technical proposals
• Stay ahead of latest cyber developments through funded training & events

Principal Cyber Security Architect – Key Skills Required

• 7+ years client‑facing technical security delivery (public sector ideal)
• Deep infrastructure experience (Windows, Linux, SQL)
• Knowledge of private / public cloud security
• Experience with JSP440, JSP604 / 453, accreditation & approvals
• Strong understanding of Secure by Design principles
• CISSP strongly desired; technical degree or equivalent

Please apply now if this role is of interest.