Principal Enterprise Security Architect

Salary: £71,000 - 90,000 per year

Requirements:

• We require one of the following certifications: CISSP, SABSA Chartered Security Architect (SCF), or CISM.
• We need referenceable, in-depth knowledge and experience in Cyber Security and IT, including business process design.
• We require an understanding of IT networking and virtualisation technologies.
• We need the ability to define architecture roadmaps and associated strategies, including design analysis.
• We require in-depth assessment skills for IT systems, cloud offerings, and IT Security controls to provide an independent view of compliance and effectiveness against Security Policy, IT Security standards, and regulatory requirements.
• We need experience assessing architectural designs to determine whether the relevant Security controls have been identified in line with business objectives and risk mitigation.
• We require experience with cross-security domain approaches and solutions.
• We require UK Security Clearance at SC level, or the ability to obtain it.

Responsibilities:

• We lead our Cyber Security architecture and design function across client programmes to deliver at national scale.
• We oversee the design, delivery, and running of our Cyber Operational capability, and develop an enterprise architecture aligned with our guiding principles.
• We lead the technical Cyber Security design of systems and services across several programmes and technologies at an organisational and inter-organisational level.
• We research, identify, validate, and adopt new security technology, architecture, and methodology.
• We lead engagement with client customers across both UK Government and the private sector on security risk and decision-making.
• We communicate current and emerging threats and design security architecture to mitigate against them.
• We provide enterprise-wide risk consultancy, stakeholder engagement, and leadership.
• We oversee design, delivery, and operationalisation of complex security solutions, risk management, and security assurance monitoring.

Technologies:

• Architect
• Cloud
• Support
• Security

More:

We are Rullion Ltd, a forward-thinking, family-owned recruitment company established in 1978. We specialise in providing talent consultancy services to a diverse client base ranging from start-ups and SMEs to large well-known brands. We are committed to credible, honest, long-lasting relationships with clients and candidates, and we actively support diversity and equal opportunities for employees and applicants. This is a permanent Principal Enterprise Security Architect role based in Richmond Upon Thames, London, with hybrid working on a 3/2 split between site and home, a salary of £71,000-£90,000 per annum plus benefits, and a start date subject to clearance.

last updated 31 week of 2026