Top Cyber Security Jobs in Belfast

Serve as a technical and customer-focused advisor for Falcon Complete customers: assess Falcon environments, recommend and document security remediations, liaise with support and internal teams, produce service reports, and ensure alignment with Falcon Complete standards and SLAs.

Manage and grow a portfolio of strategic and growth customers to drive adoption, retention, renewals and expansion. Build trusted advisor relationships, create success and account plans, lead QBRs, identify upsell/cross-sell and AI opportunities, and coordinate internal teams to resolve escalations and deliver measurable customer value.

Design, maintain, and extend abuse detection and prevention systems for GitLab's SaaS platform. Serve as a core maintainer of a Ruby on Rails monolith, build anomaly detection and agentic AI mitigations, automate abuse response, collaborate with peer engineering and security teams, and produce runbooks and operational documentation.

Lead security incident response and digital forensic investigations, act as Incident Commander, monitor and analyze security events, build scripts and automated workflows (Python), use SIEM and cloud (AWS/GCP) tooling, mentor engineers, coordinate cross-team remediation, participate in on-call rota aligned to UK/EMEA hours.

The Principal Partner Manager will manage relationships with cloud security-focused partners to drive revenue growth. Responsibilities include partner recruitment, training, sales pipeline generation, and conducting business reviews.

Drive large, complex public sector sales for CrowdStrike: build pipeline, manage strategic accounts, influence C-level stakeholders, lead virtual teams, forecast opportunities, and close enterprise security deals.

Drive cloud security sales across Northern Europe: build territory plan and pipeline, lead end-to-end Falcon Cloud Security deals, enable regional account teams, engage technical and executive stakeholders, support post-sale adoption and expansion, and provide product and market feedback. Travel up to 50%.

Drive new-logo acquisition for AI and cloud infrastructure customers across UK&I. Own end-to-end enterprise sales cycles, execute outbound prospecting, design multichannel outreach, close large-scale data center and cloud deals, and collaborate cross-functionally to deliver GTM strategies and partner relationships.

The role involves researching cybersecurity threats, vulnerability analysis, developing automated tools, and collaborating with teams to provide technical expertise and publish findings.

Administer and support Microsoft 365 productivity platforms, resolve escalated technical issues, design permanent solutions and automations, lead projects, deliver trainings, create reports, and collaborate across teams to improve service stability.

Serve as the technical authority for enterprise customers in data security, owning the technical sales process. Deliver technical presentations, demos, and whiteboard sessions, advise on AI/ML-driven data protection, and drive outcomes through value-based selling with partners and GTM teams.

Lead and grow a team of Presales Engineers for the DACH region, partnering with Sales and cross-functional teams to set technical strategy, enable scalable programs, and accelerate the sales funnel. Drive hiring, coaching, capacity planning, and data-driven decision-making while resolving customer blocking issues and engaging with Product, Engineering, and other stakeholders to ensure successful customer outcomes.

Lead and manage a cross-functional engineering team to design, build, and operate a high-scale payments app. Drive architecture, delivery, code quality, reliability, observability, and incident response while coaching engineers and improving processes to ship customer-focused products quickly and reliably.

Lead and manage a cross-functional engineering team to deliver and scale customer-facing products. Own architecture, delivery, reliability, observability, and production outcomes. Coach engineers, run reviews, improve processes and tooling, and drive technical decisions across frontend, backend, APIs, databases, integrations, and infrastructure.

Lead and manage a cross-functional engineering team to deliver reliable, scalable wealth-management products. Drive architecture, code quality, observability, incident response, and engineering culture while coaching engineers and improving processes to increase delivery speed and reliability.

Lead and grow a high-performing engineering team building scalable, customer-facing products. Own engineering delivery, architecture, code quality, observability, incident response, and engineering culture. Partner with product, design, mobile, backend and AI teams to turn ambiguous problems into production systems while coaching engineers and improving processes to deliver reliable, high-quality outcomes.

Lead and manage a cross-functional engineering team to design, build, and operate customer-facing products. Own technical architecture, delivery, code quality, reliability, observability, and incident resolution while coaching engineers and improving processes to scale product and engineering outcomes.

Lead and manage a cross-functional engineering team to design, build, and operate production systems. Own technical architecture, delivery, reliability, and processes. Coach engineers, run reviews, resolve incidents, and drive product outcomes while balancing speed, scalability, and quality.

Lead and manage a cross-functional engineering team to deliver scalable, reliable wealth management products. Own architecture, delivery, code quality, observability, incident response, and engineer development while partnering with product, design, mobile, backend and AI teams to turn ambiguous problems into production systems used by millions.

Lead and manage a cross-functional engineering team to design, build, and operate scalable, reliable production systems. Own technical architecture, delivery, code quality, observability, incident response, and engineering processes while coaching engineers and driving product outcomes in partnership with product, design, mobile, backend and AI teams.

Talent-network posting to collect engineers for future openings across full-stack, backend (Golang), frontend (React), mobile (iOS/Android/React Native), blockchain, AI, DevOps, security, data, and QA. Applicants should state domain, core technologies, location/time zone, and share links to profiles or projects. Fully remote; must have right to work in the country you are based.

Triage, investigate, and remediate security alerts using EDR and forensic artifacts. Perform tactical malware analysis, investigate Microsoft M365 activity, assist escalations, contribute to detection engineering, and work on projects to improve SOC outcomes while mentoring and collaborating with teammates.

Senior security researcher responsible for large-scale data collection and analysis, operating and building honeypots, performing vulnerability research and reverse engineering, developing automated tooling and GenAI/LLM workflows, collaborating with intelligence teams, reproducing vulnerabilities, and publishing technical research.

Lead end-to-end incident response for high-severity security events across cloud environments, perform DFIR investigations, build detection and automation (including AI-assisted) workflows, partner cross-functionally, produce executive communications and RCAs, maintain runbooks/playbooks, and mentor other engineers within a 24/7 global on-call model.

Execute and manage IT audit activities, assess controls and regulatory compliance (SOX, GDPR, ISO, NIST), run control testing, use GRC tools for evidence tracking, perform IT risk assessments, manage third-party risk, coordinate with auditors and stakeholders, and provide actionable security and compliance insights to leadership.