Head of Security

About the Role

This executive leadership position offers the chance to develop and expand a contemporary security function within a rapidly growing technology company based in Ireland. The Head of Security will be responsible for defining the security strategy, enhancing protection across infrastructure and applications, and fostering a security-first culture integrated into engineering workflows. This role requires combining in-depth technical knowledge with strategic management, incident handling, and collaboration across teams to boost resilience, mitigate risks, and maintain innovation velocity.

Key Responsibilities

• Lead and refine the security roadmap across infrastructure, application security, internal controls, and operational robustness.
• Set security priorities, policies, processes, and scalable best practices aligned with company growth.
• Collaborate closely with engineering and infrastructure teams on secure architectural decisions and software development.
• Strengthen areas such as application security, infrastructure hardening, identity/access management, and supply chain security.
• Enhance capabilities in detection, prevention, monitoring, and incident response.
• Oversee security incident management, providing steady leadership during critical events.
• Assess security risks related to AI-driven development and emerging technologies.
• Promote security awareness via training, collaboration, and practical guidelines across teams.
• Engage in customer-facing security consultations, evaluations, and trust-building initiatives.
• Build and mentor a high-performing security team, elevating technical standards and recruiting new talent.
• Establish security processes that boost reliability while minimizing operational complexity.
• Act as a strategic security partner throughout the organization, encouraging ownership and trust culture.

Candidate Requirements

• Demonstrated leadership in managing security functions or comprehensive security programs in tech-driven environments.
• Expertise in both infrastructure and application security domains.
• Hands-on experience handling real-world security incidents and directing response strategies.
• Solid understanding of secure software development lifecycles, supply chain security, identity management, and infrastructure safeguards.
• Capability to reconcile security needs with engineering speed and business goals.
• Experience designing scalable security frameworks, processes, and operational controls.
• Strong technical knowledge of cloud systems, distributed architectures, and modern engineering processes.
• Familiarity with AWS, developer platforms, fintech, mobile, or payment systems is advantageous.
• Exceptional communication skills to engage engineers, leadership, customers, and multi-disciplinary teams effectively.
• Pragmatic and hands-on leadership style marked by strong ownership, problem-solving skills, and comfort in ambiguous settings.
• Track record of growing and scaling security teams highly desirable.

Benefits

• Fully remote working opportunity with flexible scheduling options.
• Competitive remuneration along with equity participation prospects.
• Chance to drive security strategy at a fast-expanding tech company.
• Work environment built on trust, autonomy, and responsibility.
• Recommended annual leave of 4 to 5 weeks to support wellbeing and rest.
• Support for workspace setup including dedicated budget for equipment.
• Annual stipend for learning and professional development.
• Opportunity to influence security practices affecting a global user base.
• Collaborate with an international, distributed team focused on technological innovation and engineering quality.

Additional Information

This vacancy is posted on behalf of a partner organization that will handle all applications and subsequent recruitment steps. The hiring decisions and interview processes are managed internally by the employer. The selection process includes the use of AI tools to assist recruitment teams in reviewing applications objectively and efficiently, although final hiring decisions rest with humans.

Applications are handled with strict data privacy practices compliant with relevant regulations, including GDPR. Applicants retain rights to access, correct, or request erasure of their personal data.