Senior Security Architect in London

The Senior Security Architect will develop and own the design, implementation and ongoing development of the security architecture of the client's IT systems. The Senior Security Architect will draw upon Enterprise Security Architecture or Security Solutions Architecture to develop and own:

• Identify business objectives, user needs, risk appetite and cyber security obligations.
• Identify vulnerabilities, perform threat modelling, undertake risk assessment, evaluate the effectiveness of security controls.
• Verify and evidence alignment to 'Secure by Design' principles, corporate security policy/standards as well as industry recognised frameworks and best practice.
• Develop and own secure conceptual, logical and high‑level designs by identifying appropriate security controls to be embedded in solutions that meet business requirements whilst evidencing alignment to the target risk appetite.
• Develop and own the design and be able to articulate and justify design recommendations at security architecture assurance gates.
• Develop and own design documentation, options papers, risk assessments, stakeholder presentations and be able to effectively communicate these to both senior technical and non‑technical stakeholders.
• Should have the ability to distil complex information and concepts into key discussion points that identify a path to resolution rather than only the identification of challenges.
• Develop and own the development of the Security Practice skills and capabilities to ensure consistent high quality of service delivery and expertise. Active coaching and mentoring of junior members of the team.
• Develop and own the development of collateral to support Security Consulting 'go to market' propositions and service offerings.
• Develop and own the development and presentation of compelling client proposals collaborating with teams across our business.
• Develop and own the identification of identified risks and emerging cyber security vulnerabilities and threats. The subsequent analysis to quantify and lead risk mitigation plans.
• Work closely with 1st, 2nd and 3rd lines of defence on all matters relating to cyber security, information assurance, cyber risk, data privacy including regulatory and compliance considerations.
• Constructively challenge established processes and controls to identify, recommend and facilitate continuous improvement, ensuring that all personnel (including senior stakeholders) understand their responsibilities in relation to security risk mitigation and remediation.

What you'll bring:

• A track record of delivering security solutions for large‑scale infrastructure, transformation or integration programmes.
• Practical knowledge and understanding of industry security frameworks and guidance such as NIST CSF, NIST 800‑53, NCSC CAF and other NCSC guidelines.
• In‑depth knowledge of modern security concepts, common attack vectors, malware, security analytics and threat intelligence.
• Minimum of 10 years of experience in Cyber Security.
• Any 2 of the following certifications: CISSP, CISM, CCSP, CRISC or equivalent experience.
• 3+ years of experience and good knowledge covering several of the following examples (this list is not exhaustive): AD, Cryptography, End User Computing, IAM, PKI, Server hardening, SIEM, SOAR, virtualization (VMware).
• Strong teamwork skills and attention to detail.
• Ability to work independently as needed yet always thinking as part of a team.
• Self‑motivation and able to take responsibility.
• Is a persuasive communicator using logic to win support and change views.

Please note that candidates must hold or be able to gain UK SC level Security Clearance or higher. Therefore, we can only accept applications from British Nationals who meet these criteria. Candidates with dual Nationality must flag this during the recruitment process.

We offer a range of tailored benefits that support your physical, emotional, and financial wellbeing. Our Learning and Development team ensure that there are continuous growth and development opportunities for our people. We also offer the opportunity to have flexible work options.

We are an equal opportunities employer. We believe in the fair treatment of all our employees and commit to promoting equity and diversity in our employment practices. We are also a proud Disability Confident Committed Employer - we are committed to creating a diverse and inclusive workforce. We actively collaborate with individuals who have disabilities and long‑term health conditions which have an effect on their ability to do normal daily activities, ensuring that barriers are eliminated when it comes to employment opportunities. In line with our commitment, we guarantee an interview to applicants who declare to us, during the application process, that they have a disability and meet the minimum requirements for the role. If you require any reasonable adjustments during the recruitment process, please let us know. Join us in building a truly diverse and empowered team.