Cyber Security Incident Response Analyst job in UK

Dentsu is a global leader in marketing and technology, helping brands connect with people in meaningful ways. Operating across more than 140 countries, Dentsu combines deep expertise in media, customer experience, and creative innovation. At the heart of the business is a strong commitment to trust, security, and digital resilience—ensuring clients and colleagues are protected in an ever-evolving cyber landscape.

Role Overview

As a Cyber Security Incident Response Analyst, the role plays a critical part in protecting Dentsu’s global technology environment. The analyst is responsible for identifying, investigating, and responding to cyber security incidents, helping to minimize risk and ensure business continuity.

Working as part of a skilled cyber security team, this position suits someone analytical, calm under pressure, and passionate about defending systems against emerging threats. The role involves collaboration across technical and business teams to ensure incidents are handled swiftly, accurately, and in line with best practices.

Key Responsibilities as Cyber Security Incident Response Analyst

• Monitor, detect, and analyze cyber security incidents across global systems

• Lead and support incident response activities, including containment, eradication, and recovery

• Investigate alerts from security tools such as SIEM, EDR, and threat intelligence platforms

• Conduct root cause analysis and document incident findings clearly

• Collaborate with internal teams to remediate vulnerabilities and prevent recurrence

• Support the development and improvement of incident response processes and playbooks

• Participate in on-call rotations and respond to security incidents as required

• Ensure incidents are handled in line with security policies, compliance standards, and regulatory requirements

Skills & Experience Required

• Experience in cyber security, incident response, or security operations

• Strong understanding of cyber threats, attack vectors, and defensive techniques

• Hands-on experience with security monitoring and investigation tools

• Ability to analyze complex technical data and make sound decisions under pressure

• Strong communication skills for documenting and explaining incidents to stakeholders

• A proactive, detail-oriented mindset with a commitment to continuous improvement

Location & Working Pattern

• London-based role

• Hybrid working model (office and remote)

• May include on-call or shift-based incident response coverage

Perks & Benefits

• Competitive salary and comprehensive benefits package

• Opportunities for professional development and cyber security certifications

• Flexible and hybrid working arrangements

• Inclusive, collaborative, and globally connected work culture

• Pension scheme and wellbeing support programs

Start a Career in Cyber Security with Dentsu

Dentsu offers the opportunity to work at the forefront of global cyber security within a respected international organization. The company values diversity, innovation, and teamwork, providing an environment where professionals can grow, contribute, and make a real impact.

Apply now to join Dentsu as a Cyber Security Incident Response Analyst and help safeguard digital environments across the globe.