Salary: £44,000 - 73,000 per year Requirements: 3-5 years of experience in cybersecurity, with at least 2 years in incident response, SOC roles or cyber security consulting. Strong knowledge of security tools and general security technologies (e.g., SIEM, EDR, IDS/IPS, firewalls). Understanding of network protocols, operating systems (Windows, Linux), and cloud environments. Understanding of modern threat actors, attack methodologies, and incident response lifecycle. Strong written and verbal communication ability. Excellent analytical, communication, and problem-solving skills. Familiarity with MITRE ATT&CK framework and common attack vectors (desired). Certifications (e.g., Sec, CySA, SSCP) would be advantageous (desired). Bachelors degree in computer science or cyber security (desired). Responsibilities: Investigate and respond to retained and non-retained clients during an incident. Perform in-depth analysis of logs, network traffic, and endpoint data to identify indicators of compromise (IOCs) and tactics, techniques, and procedures (TTPs). Lead containment, eradication, and recovery efforts during active incidents, ensuring minimal disruption to business operations. Work with in-house client teams, MSPs, and communications teams to coordinate incident response and reporting. Maintain detailed incident records, timelines, and reports for clients, internal stakeholders, and regulatory compliance. Contribute to the development and refinement of incident response playbooks, detection rules, and security tools. Develop and deliver tabletop exercises. Technologies: Cloud Support Linux Network Security Windows More: At Nihon Cyber Defence (NCD), we are a global cyber security company dedicated to protecting and supporting critical national infrastructure, governments, and organizations of all sizes from the evolving threat of cyber-attacks. Our specialist consultancy team ensures the resilience of organizations worldwide through expert incident response and management services. Based in Tokyo, Japan, with a global presence across Europe, the UK, and Asia, we offer 24/7 support and are an assured service provider for the UKs National Cyber Security Centre. We provide our employees with 25 days of annual leave plus public holidays, a pension contribution, and a healthcare cash plan. We are looking for a Cyber Security Consultant to join our Incident Management team in Belfast, where you will be crucial in building our clients cyber resilience. last updated 11 week of 2026