Top Cyber Security Jobs in Dublin

Lead a small senior engineering team to design, build, and operate enterprise-scale infrastructure platforms. Own architecture, production code, on-call incident response, observability, and AI-native engineering practices. Drive automation, set engineering standards and guardrails for agentic AI, measure outcomes, and partner with stakeholders to ensure reliability, security, and cost-effectiveness.

In-person JPMorganChase Dublin event showcasing cybersecurity careers and emerging AI security challenges. Attendees will learn how technologists address AI agent authentication, data access controls, threat modeling, misuse prevention, and safeguards for intelligent systems handling sensitive financial data. The event offers networking, career discussions, and insight into security engineering, AI, threat modeling, data, and human-centered design opportunities.

Lead security engineer advising product and operational teams on secure design, driving security reviews and standards, documenting enhancements, presenting solutions, and leading security for complex global initiatives to meet security and regulatory requirements.

Lead security engineer advising product and operational teams on secure design, standards, and review processes. Lead security for large global initiatives, document and enhance security standards, present technical guidance, recommend solutions to meet security and regulatory requirements, and support automation, scripting, and Linux-based security operations.

The Lead Security Engineer advocates secure design practices within Mastercard, leading complex security initiatives, providing expert guidance, and ensuring compliance with security policies and standards.

Lead Security Engineer in the Business Security Enablement guild advising product and operational teams on secure design, driving security reviews, documenting and enhancing standards, presenting technical guidance, leading security for large global initiatives, recommending secure solutions to meet regulatory requirements, and implementing automation, scripting, and Linux-based security administration.

Lead security engineer advising product and ops teams on secure design, reviewing and improving security standards and procedures, leading security for large global initiatives, presenting technical recommendations, and implementing cryptographic, network, and systems security controls while driving automation and process improvements.

Lead security engineer advising product and operational teams on secure design, standards, and reviews. Lead security on large global initiatives, document and enhance security procedures, present technical/business findings, recommend solutions to meet security and regulatory requirements, and drive automation and process improvements.

Lead security engineer advising product and operational teams on secure design, review processes, and standards. Lead security for large global initiatives, document and enhance security procedures, recommend solutions to meet security and regulatory requirements, and present technical/business security guidance.

Lead security engineer advising product and operational teams on secure design, conducting security reviews, documenting and improving security standards, presenting technical guidance, and leading security roles on large, cross-functional global initiatives to meet security and regulatory requirements.

Lead the Business Security Enablement guild to advise on secure design, lead large global initiatives, document and enhance security standards, present technical recommendations, and ensure compliance with security policies and regulatory requirements.

Lead security engineer advising product and program teams on secure design, standards, and reviews. Lead cross-functional global initiatives, document security procedures, present findings, recommend solutions meeting security and regulatory requirements.

Lead security engineer advising product and operational teams on secure design, documenting and enhancing security standards, leading large cross-functional initiatives, presenting technical guidance, and recommending solutions to meet security and regulatory requirements. Role requires deep knowledge in web security, cryptography, encryption protocols, security tooling, automation, scripting, and Linux administration.

Leads security engineering teams and technical areas across enterprise technology. Oversees security solutions for cloud applications and infrastructure, complex cross-functional initiatives, staffing, budgets, governance, and operational outcomes. Establishes standards for secure AI-assisted workflows, evaluates AI recommendations, and ensures auditability, resiliency, and data protection. Requires expertise in threat modeling, vulnerability management, application security, cloud security engineering, talent development, and security product delivery.

Own technical direction and execution for major products and systems. Design scalable and reliable architectures, write production code, lead architecture decisions, solve complex engineering problems, and drive initiatives from concept through production. Improve engineering quality through testing, security, observability, and development practices while mentoring engineers across teams. The role is remote and requires effective collaboration across countries, time zones, and distributed teams.

Develop and scale product security automation platforms, including automated code analysis, security finding triage and verification, security signal analytics, and self-service finding management. Build tooling that integrates security earlier into the software development lifecycle. The role requires production software development with Python and TypeScript, cloud-native systems, microservices, Kubernetes, containers, CI/CD, and AI agents, with preferred experience in secure execution environments and database development.

Lead Cloud Security Engineer responsible for designing and implementing secure cloud infrastructure, controls, threat models, and risk assessments. The role reviews infrastructure-as-code, develops security controls, analyzes vulnerabilities, integrates with security operations and access management, and writes or reviews production code. It requires expertise in public cloud platforms, Kubernetes, cloud security posture management, infrastructure-as-code, enterprise security architecture, and validated use of AI-assisted security workflows.

Lead cloud security strategy for Data and AI/ML services on GCP. Assess technology controls and risks, advise teams on secure cloud architectures, review infrastructure-as-code, maintain security documentation, and collaborate with security operations, threat intelligence, IAM, and network security teams. The role also supports agile security initiatives, mentors junior engineers, and promotes secure and compliant public-cloud implementations.

Lead secure software engineering efforts by designing enterprise security solutions, developing and reviewing production code, conducting threat modeling and vulnerability and penetration testing, and improving security controls. The role uses authorized AI to accelerate security analysis and documentation while validating outputs, protecting sensitive data, and maintaining auditability. It also partners with stakeholders to address vulnerabilities and strengthen resiliency throughout the SDLC.

Designs and implements enterprise application security solutions, writes secure production code, performs code reviews, monitors vulnerabilities and regulatory guidance, and advises stakeholders on security risks. Builds scalable AWS cloud solutions using infrastructure as code, maintains audit-defensible controls, and applies AI-assisted development tools safely. The role also supports secure SDLC, CI/CD, application resiliency, and collaboration with senior business leaders across complex technology environments.

Build and operate detection and response systems for Notion’s cloud-native environment. Responsibilities include developing high-signal detections, maintaining detection platforms, automating triage and investigation, applying threat intelligence, participating in incident response, measuring detection effectiveness, and supporting on-call operations. The role also involves collaboration with engineering and infrastructure teams and may include LLM-based security workflows, detection-as-code, threat hunting, and adversary emulation.

Leads cloud security engineering by designing, developing, and scaling AWS security solutions for governance, monitoring, auditing, remediation, and reporting. Builds and maintains software and infrastructure-as-code tooling, performs design and code reviews, validates AI-assisted security recommendations, manages deliverables, engages stakeholders, and mentors junior engineers while advancing secure and resilient engineering practices.

Leads cloud security strategy and control design across AWS, Azure, and GCP. Establishes policy-as-code guardrails, secures infrastructure-as-code pipelines, manages cloud risk, and drives automation, governance, audit readiness, incident preparedness, and remediation. Partners with senior stakeholders, oversees security tooling and vendor evaluations, reports control effectiveness, and mentors a matrixed team of security engineers and risk analysts.

Conduct offensive security assessments and penetration tests across applications, cloud, infrastructure, and networks. Assess identity systems and AI/LLM-integrated products, develop novel attack techniques, build scalable offensive security automation, and provide remediation guidance. Serve as a security subject matter expert, triage vulnerability and bug bounty submissions, communicate findings to varied audiences, and contribute to security research and mentoring.

Manage and improve the company’s ISO 27001 information security management system. Responsibilities include audit readiness, ISMS governance, risk and supplier security management, vulnerability remediation, access and asset reviews, policy maintenance, privacy controls, business continuity, incident response, training, and improvement initiatives. The role requires autonomous decision-making, assigning remediation work to engineering teams, preparing management reporting, and serving as the formally designated Information Security Officer during audits.