Senior Security Consultant - Public Sector Job at NTT DATA (London)

Senior Security Consultant - Public Sector

NTT DATA

Location:
United Kingdom , London

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

The Security Consultant - Public Sector role at NTT DATA involves providing security leadership and guidance to public sector clients, ensuring compliance with security standards and frameworks. Candidates should have a minimum of 5 years of experience in security consulting, particularly within the public sector. The position requires strong knowledge of security frameworks, risk assessment, and cloud security. A Bachelor's degree in Information Technology or Cyber Security is required, along with certifications such as CISSP and CISM. This is a full-time position with hybrid work options available.

Job Responsibility:

Ensure solutions are designed, delivered and operated securely
Contribute to business growth by identifying and shaping opportunities
Provide security leadership and guidance throughout the project lifecycle (from design to implementation and handover), and managed services (IT support and maintenance)
Embed security by design and ensure solutions meet compliance, regulatory and client-specific security requirements
Review and assess solution architectures and live systems from a security perspective, to identify and mitigate security risks
Work with Service Management to ensure that partners and suppliers adhere to agreed standards, policies and verify/evidence appropriate compliance and security KPIs
Be a trusted advisor to senior clients on security topics
Conduct risk assessments and assurance reviews to validate that our solutions and services meet the required security standards
Ensure compliance with UK Government standards and frameworks
Support the development and maintenance of security policies and guidelines for the Public Sector
Work with our client partners to provide security expertise for RFI, RFP and tender responses
Present security propositions and solutions to our clients, in collaboration with our sales teams
Identify opportunities to expand security services with our clients
Build relationships with our partners to drive growth

Requirements:

Minimum of 5 years’ experience working with Public Sector clients, preferably in the Health, Central Government or Public Safety domains
Minimum of 5 years’ security consulting experience in a multi-tiered IT enterprise environment / Governance, Risk and Compliance role
Minimum of 5 years’ experience in a Governance, Risk and Compliance role
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
Experience identifying sales opportunities and supporting Public Sector RFP / RFI / tender responses
Good knowledge of networking (switching, routing, firewalls)
Experience with the design concepts associated with adoption of Cloud platforms (AWS and/or Microsoft Azure)
An understanding of the native security capabilities and good practice within Cloud platforms (AWS and/or Microsoft Azure)
In-depth knowledge of modern security concepts, common attack vectors, malware, security analytics and threat intelligence
A good understanding of security testing and vulnerability management is important (including pen testing/ITHC, CVSS/CVE)
Experience working with security standards such as ISO 27001, 27002, 27017, 27108 etc
Candidates must hold or be able to gain UK SC level Security Clearance or higher
British passport holders who meet this criteria
Bachelor's degree in Information Technology or Cyber Security

Nice to have:

CISSP, CISM, CCSP, CRISC or equivalent experience
Good knowledge covering several of the following examples: AD, Cryptography, End User Computing, IAM, PKI, Server hardening, SIEM, SOAR, virtualisation (VMware)
Participate in pre-sales tasks and perform ongoing support of delivery collateral
Familiarity with MITRE ATT&CK
Familiarity with ITIL
Strategic mindset, able to balance business priorities and security risks
Proactive, collaborative and able work across multiple clients and projects
Commercially aware and a consultative approach to developing new opportunities
Strong teamwork skills and attention to detail
Excellent written and verbal communication skills
Versatility - able to quickly adapt to new technologies and client environments
Strong interpersonal and customer relationship skills
Ability to work under pressure and to very short timelines
Ability to work independently as needed yet always thinking as part of a team
Experience in dealing with 3rd-party Service Providers
Operational ability in diverse, large-scale environments
Exceptional customer facing skills
Ability to manage conflict and offer suitable resolutions
Self-motivation and able to take responsibility
Is a persuasive communicator using logic to win support and change views

What we offer:

Tailored benefits that support your physical, emotional, and financial wellbeing
Continuous growth and development opportunities
Flexible work options
Inclusive work environment prioritises mutual respect, accountability, and continuous learning
Range of Inclusion Networks such as: the Women’s Business Network, Cultural and Ethnicity Network, LGBTQ+ & Allies Network, Neurodiversity Network and the Parent Network

Additional Information:

Job Posted:
March 21, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

NTT DATA - All Job Offers

Job Link Share:

Senior Security Consultant - Public Sector

NTT DATA

Location:
United Kingdom , London

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
March 21, 2026

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