Lead Security Architect - Pre-Sales

NTT; London; On-site; GBP 75,000 - 100,000; Full time

Job summary

A leading global security provider is looking for a Lead Security Architect to work in London. This role involves developing and maintaining secure architectural standards, conducting risk assessments, and providing presales support. The ideal candidate will have over 7 years of experience, strong communication skills, and relevant security certifications. A commitment to diversity and inclusion is central to the company's values.

Benefits

Benefits supporting wellbeing

Continuous development opportunities

Flexible work options

Qualifications

• 7+ years in security architecture, focusing on cloud security and compliance.
• Experience with security frameworks such as ISO 27001, NIST 800-53.
• Right to work in the UK and eligible for UK SC clearance.

Responsibilities

• Translate business and security requirements into architectural designs.
• Conduct risk assessments and threat modeling.
• Guide clients on secure architecture and risk management.
• Develop proposals for presales support.

Skills

Cloud security

Security frameworks (ISO 27001, NIST)

Stakeholder engagement

Strong communication skills

Presales activities

Education

CISA or CISSP certification

Tools

SIEM

IAM

Cloud providers (AWS, Azure, GCP)

Job description

Social network you want to login/join with:

Lead Security Architect - Pre-Sales, London

Client: NTT

Location: London, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Reference:

70285e6ade28

Job Views:

12

Posted:

12.08.2025

Expiry Date:

26.09.2025

Job Description:

About the team:

NTT DATA is one of the world's largest security service providers, partnering with top security technology brands. We seek passionate, curious, and motivated individuals.

Responsibilities:

• Translate business and security requirements into architectural designs, utilizing industry best practices and frameworks like NIST, ISO 27001, CIS.
• Develop and maintain secure architectural standards, with knowledge of cloud security (AWS, Azure, GCP).
• Evaluate and recommend security technologies such as SIEM, IAM, CASB, container security.
• Create architectural diagrams, document security design principles, and ensure alignment with business goals and security policies.

Risk and Threat Management:

• Conduct risk assessments and threat modeling, providing recommendations.
• Advise on risk mitigation and support security incident responses.

Stakeholder Engagement and Leadership:

• Guide clients on secure architecture and risk management.
• Communicate security concepts effectively to technical and non-technical audiences.

Security Policies and Standards:

• Assist in developing security policies and conduct compliance assessments.

Technology Evaluation and Deployment:

• Review security architectures, perform assessments, and recommend improvements.

Presales Support:

• Develop proposals, estimate effort and costs, and present solutions to clients.

Experience required:

• 7+ years in security architecture, with cloud security and compliance experience.
• Knowledge of security frameworks like ISO 27001, NIST 800-53, NIS/NIS2, DORA, UK CNI/OT/IIOT.
• Experience with external stakeholder engagement, technical guidance, and mentoring.
• Strong communication skills; experience in presales activities.
• Right to work in the UK and eligible for UK SC clearance.
• Certifications like CISA, CRISC, CISM, or CISSP are required.

About us:

We are a global company empowering local teams with exciting, impactful work. We foster an inclusive environment promoting respect, accountability, and continuous learning, with various diversity networks.

What we offer:

Benefits supporting wellbeing, continuous development, and flexible work options. We are committed to diversity and inclusion, guaranteeing interviews for applicants with disabilities who meet minimum role requirements.