ISMS Leader & Security Liaison (ISO 27001)

DTG Global; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

DTG Global seeks a Business Information Security Officer (BISO) to sit between the central security function and the business in the United Kingdom. You will own the ISMS, ensure ISO 27001 compliance, run risk assessments and audits, and report to senior management with clear, actionable insights.

You will work directly with delivery teams and support client and supplier assurance activities, ensuring security is embedded early in projects and scalable across services.

Qualifications

• Own and maintain the ISMS and related certifications (ISO 27001, Cyber Essentials Plus).
• Lead risk assessments and internal audits across the area.
• Report key information to senior management clearly and concisely.
• Collaborate with operational and delivery teams to embed security early in projects.

Responsibilities

• Act as the bridge between central security and the business.
• Support client and supplier assurance work for a client-facing firm.
• Engage with senior stakeholders and run security governance across delivery units.

Skills

ISMS

ISO 27001

Risk assessments

Audits

Stakeholder management

Client-facing

Education

Bachelor’s degree in information security

Job description

DTG Global seeks a Business Information Security Officer (BISO) to sit between the central security function and the business in the United Kingdom. You will own the ISMS, ensure ISO 27001 compliance, run risk assessments and audits, and report to senior management with clear, actionable insights.

You will work directly with delivery teams and support client and supplier assurance activities, ensuring security is embedded early in projects and scalable across services.