Senior Security Architect

PwC; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Flexible working week

Private medical cover

24/7 virtual GP access

Volunteer days

Job summary

PwC in the United Kingdom is seeking a Senior Security Architect to lead the design of secure information security architectures. The role is highly client-facing, guiding planning, implementation and testing of security controls within a robust security framework.

You will partner with enterprise and cloud architects, advise on security across Azure, AWS and GCP, and contribute to security strategy, risk management and governance for client engagements.

Qualifications

• Clear communication of security and risk concepts to senior stakeholders
• Possession of relevant certifications (e.g. SABSA, TOGAF, CISSP, CISM) or equivalent experience
• Consulting background required; willingness to travel; degree preferred but not essential

Responsibilities

• Lead the design of secure information security architectures with a robust security framework
• Guide planning, implementation and testing of security controls on client engagements
• Collaborate with enterprise and cloud architects to deliver secure architectures and guardrails
• Define and execute strategic security objectives for clients
• Advise on securing cloud and SaaS platforms (Azure, AWS, GCP)
• Assess threats, vulnerabilities, and security controls to identify risk and gaps
• Lead client meetings and workshops on threat and remediation options
• Engage with alliance partners such as Microsoft, Google, AWS

Skills

Security architecture

Cloud security

Security frameworks

Identity, network, encryption

Logging, monitoring, SIEM

Cyber risk & governance

Security transformation programs

Education

Degree in a relevant technical discipline

Job description

About The Role

Cyber security is one of the defining challenges facing organisations today and remains a top strategic risk for PwC’s clients, with UK CEOs consistently identifying it as a major concern amid rapid digital transformation and operational change. PwC’s cyber security practice helps clients transform securely and build resilience to evolving threats. Operating nationally, our growing team of specialists combines strategy, risk and governance expertise with deep technical delivery, supporting organisations to protect their businesses and grow with confidence in their digital future.

What Your Days Will Look Like

The Senior Security Architect leads the design of secure information security architectures and ensures technology initiatives are delivered within a robust security framework. The role is highly client‑facing, focusing on understanding client challenges, advising on best practice, and guiding the planning, implementation, and testing of security controls. Strong stakeholder engagement and strategic security guidance are core to the role.

• Partner with enterprise and cloud architects to design and deliver secure architectures and guardrails
• Define and execute strategic and operational security objectives for clients
• Advise on securing cloud and SaaS platforms (e.g. Workday, SAP, Salesforce, Oracle)
• Assess threats, vulnerabilities, and security controls to identify risk and gaps
• Develop risk metrics and insights to inform decision‑making
• Lead client meetings and workshops, communicating threat and remediation options
• Collaborate with alliance partners including Microsoft, Google, and AWS

The Role Is For You If

The ideal candidate can clearly communicate security and risk concepts to senior stakeholders and brings experience in:

• Security architecture and best practices, across networks and enterprise cloud
• Cloud well‑architected frameworks and major CSPs (Azure, AWS, GCP)
• Security frameworks such as ISO/IEC 27001, NIST 800‑53, and OWASP
• Cloud security implementation, particularly identity, network, and encryption
• Knowledge of logging, monitoring, SIEM, threat detection, and PKI
• Understanding of cyber risk, threat intelligence, and governance trends
• Experience supporting security transformation programmes and business cases

Possession of Relevant certifications may include: SABSA, TOGAF, CISSP, CISM, Azure / AWS / GCP security or architecture certifications, or you will have equivalent work experience. This includes international candidates who qualify through experience in their home country.

You will come from a consulting background, with strong client‑facing skills, the ability to gather requirements, and produce high‑quality written deliverables. Willingness to travel to client sites is required. A degree in a relevant technical discipline (or equivalent experience) is preferred but not essential

What You’ll Receive From Us

No matter where you may be in your career or personal life, our benefits are designed to add value and support, recognising and rewarding you fairly for your contributions. We offer a range of benefits including empowered flexibility and a working week split between office, home and client site; private medical cover and 24/7 access to a qualified virtual GP; six volunteering days a year and much more.