Chief Technology OfficerLocation:Hybrid working, IrelandSector:B2B SaaS, AI-enabled platformsAn established and growing B2B SaaS business is seeking a Chief Technology Officer to join its executive leadership team at a pivotal stage of scale. The company operates a cloud-based platform used by enterprise customers globally and is entering a new phase of growth following recent external investment.This is a senior leadership role with full ownership of technology strategy, engineering execution and AI innovation. You will work closely with the CEO and senior leadership to ensure technology is a core driver of commercial success, product differentiation and long-term scalability.The roleAs CTO, you will be responsible for setting and executing the company's technology and AI vision, while leading multidisciplinary engineering teams across platform, product and applied AI. You will balance strategic planning with hands-on leadership, ensuring delivery excellence, strong engineering culture and robust operational foundations.Key responsibilitiesTechnology and business strategyDefine and own the long-term technology and architecture roadmap aligned to company growth objectivesTranslate commercial and product goals into clear, executable engineering and AI strategiesLead architectural decision-making across cloud, data and AI systemsAI and innovationDevelop and deliver a practical AI strategy embedded into the product roadmapIdentify and assess emerging technologies with clear customer and business impactOversee experimentation, prototyping and the transition of successful initiatives into productionEngineering leadershipLead, scale and mentor high-performing engineering and AI teamsBuild a strong engineering culture focused on quality, ownership and continuous improvementAttract, retain and develop senior technical talent with clear progression pathwaysDelivery and operationsEnsure reliable, secure and scalable platforms that support enterprise customersOversee infrastructure, performance, availability and operational resilienceOwn technology budgeting, investment planning and vendor relationshipsSecurity, compliance and governanceEmbed security and privacy by design across all systems and development practicesEnsure compliance with relevant standards and regulatory frameworksEstablish strong governance around data usage, AI ethics and model managementStakeholder engagementPartner closely with Product, Customer and Commercial leadersCommunicate complex technical concepts clearly to non-technical stakeholdersProvide trusted technical leadership at board and executive levelExperience and backgroundEssentialExtensive experience in software engineering, with several years in senior leadership rolesProven track record scaling engineering teams within a SaaS or product-led environmentPrior experience as a CTO, VP of Engineering or equivalent senior roleHands-on experience delivering AI-enabled features into productionStrong knowledge of modern cloud architectures and distributed systemsDesirable technical expertiseApplied experience with machine learning, NLP and large language modelsExposure to generative AI, vector databases and retrieval-based systemsFamiliarity with MLOps, model deployment and monitoringExperience with AWS and containerised environmentsLeadership attributesStrategic, commercially aware and outcomes-focusedConfident communicator with strong stakeholder management skillsComfortable leading change in fast-moving, scaling environmentsCurious, pragmatic and customer-centric in approachPackage and benefitsCompetitive executive-level salary and performance bonusParticipation in an equity or long-term incentive schemePension contribution and enhanced family leave policiesHybrid working model with modern office spaceGenerous annual leave allowance and wellbeing benefitsIf you are a senior technology leader motivated by scale, AI innovation and building durable platforms with real-world impact, this role offers the opportunity to shape both technology and business outcomes at executive level.