Security Architect Senior Manager

Cyber Security Architect

Locations & Travel: London (Any UK). Must be willing to travel to client sites throughout the UK on an ad hoc basis.

Level: Senior Manager

Salary: Competitive salary and package (dependent on experience)

Security Clearance: Any offer of employment is subject to satisfactory BPSS and SC+ security clearance, which typically requires 10 years of continuous UK address history (no periods of 30 consecutive days or more spent outside the UK) and declaration of being a British passport holder with no dual nationality at the point of application.

Responsibilities:

• Lead the end-to-end delivery of security projects in complex, regulated, public sector environments.
• Act as the primary point of contact for client stakeholders, building trust-based relationships and ensuring seamless execution.
• Be the Security Architecture SME for projects, leading teams of specialists in defining security solutions, strategy and roadmaps, and serve as a technical authority for alignment with national (HMG and NCSC) and industry standards and best practice.
• Drive business development by identifying opportunities within existing accounts and building new client relationships.
• Support and lead bid activities, delivering security responses to RFPs and SoWs.
• Support the development of the Security Architecture and Cyber practice, mentoring team members, developing best‑practice approaches to support delivery, and contributing to thought leadership.

Qualifications:

• Significant technical experience of security in at least one of the following areas: IP networking & OT, Software and Application Security, Public cloud platforms and Containerisation technologies, Mobile technologies, On‑premises architecture and Virtualisation, AI solutions.
• Excellence in technical security delivery, including:
• Define the security architecture for high‑profile, public‑facing, government digital services.
• Define the security strategy, enterprise architecture and roadmap for large programmes of work aligned to organisational and business objectives.
• Manage security requirements through the delivery and operational lifecycle of the system.
• Provide authoritative specialist security advice.
• Review and thoroughly understand applications from a security perspective, using knowledge of Secure by Design, NCSC best practice and control frameworks such as NIST, ISO, CIS.
• Apply threat‑modelling techniques to identify security threats to systems.
• Provide risk‑based mitigation advice on system designs.
• Develop excellent working relationships with key stakeholders.
• Communicate effectively verbally and in writing, including:
• Explain complex technical solutions to a non‑technical audience.
• Write clear guidance and information.
• Give impactful presentations, articulating key points.
• Demonstrate critical thinking by analysing and evaluating information, using it to present solutions and reach decisions.
• Work in partnership with others to manage internal and external stakeholders to ensure synergy, and collaborate with all parties to achieve outcomes effectively.
• Experience in a consultancy is beneficial; demonstrable experience working with clients or external partners in other settings will always be considered.

Benefits:

• Up to 30 days’ vacation per year, private medical insurance, and 3 extra days leave per year for charitable work of your choice.
• Flexibility and mobility are required to deliver onsite with clients and partners.

Closing Date: 31/05/26

Equal Employment Opportunity Statement: All employment decisions shall be made without regard to age, race, creed, colour, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status or any other basis as protected by federal, state, or local law. Job candidates will not be obligated to disclose sealed or expunged records of conviction or arrest as part of the hiring process. Accenture is committed to providing veteran employment opportunities to our service men and women.