Cyber Security Architect

Company: Accenture
Apply for the Cyber Security Architect
Location: London
Job Description:

Overview

In this role you will join a growing team of security architects within a multinational organization, shaping security for high-profile IT and OT solutions. You will collaborate with solutions and technical architects to define robust security architectures and work with assurance and pen-testing teams to validate controls. You will apply threat modeling, risk-based mitigation, and industry frameworks to deliver secure designs. This is a client-facing, transformation‑oriented opportunity with emphasis on collaboration, communication, and delivering measurable security outcomes.

Pay / Benefits

  • 25 days’ vacation per year
  • private medical insurance
  • 3 extra days leave per year for charitable work
  • extensive benefits package
  • continual training and upskilling opportunities
  • on-the-job learning and development

Responsibilities

  • Define security architecture for high-profile solutions across traditional IT, enterprise IT, and operational technology systems
  • Collaborate with information assurance and pen-testing teams to validate security controls and propose enhancements
  • Apply threat modeling to identify threats and derive security requirements
  • Manage security requirements through the delivery and operational life cycle of a system
  • Provide specialist security advice for risk- and threat-based mitigation in system designs
  • Reference control frameworks (NIST, ISO, CIS) for secure architecture and governance
  • Implement protective monitoring, authentication and authorization best practices
  • Build strong relationships with stakeholders and peers; communicate complex ideas clearly; deliver impactful presentations
  • Demonstrate critical thinking and problem solving within information technology
  • Be flexible to spend time onsite with clients to enable delivery
  • Note: prior security architect experience is desirable but not essential

Key requirements

  • Strong technical experience in at least one area: IP networking & OT, on-premises architecture and virtualization, cloud platforms and containerization, databases and LLMs, mobile technologies & application security
  • Experience with threat modeling techniques to identify security threats and derive requirements
  • Experience managing security requirements through system life cycle
  • Ability to provide authoritative security advice for risk- and threat-based mitigation
  • Familiarity with control frameworks such as NIST, ISO, CIS
  • Knowledge of protective monitoring, authentication and authorization best practices
  • Excellent stakeholder management and communication skills (verbal and written)
  • Critical thinking and problem solving in IT
  • Willingness to be onsite with clients as needed
  • Previous employment as a Security Architect is desirable but not essential
  • Excellent communication skills (verbal and written)
  • Collaborative and team-oriented
  • Strong presentation abilities
  • Security architecture across IT/OT domains
  • Threat modeling
  • Risk-based security mitigation

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Posted: October 23rd, 2026