Principal Android EngineerLocation: Ireland (office attendance required once per week)Type: Contract or Permanent | Hybrid (2 days in the office - North Dublin)Rate: €350/day (contract) or €70,000/year (permanent)About the RoleWe're seeking an experienced Principal Android Engineer to lead the technical direction of the Aer Lingus customer mobile app. This is a high-impact role focusing on architecture, scalability, and technical mentorship across multiple agile teams (Android & iOS). You'll play a pivotal role in shaping the app's future, driving re-platforming initiatives, and ensuring best-in-class engineering standards.Key ResponsibilitiesLead Android architecture and set coding standardsMentor and coach engineers across Android and iOS teamsDrive re-platforming and modernization projectsEnsure scalability, reliability, and maintainability of the mobile appCollaborate closely with product, design, and backend teamsMust-Have Skills & Experience10+ years of Android development experience3+ years in technical leadership rolesExpertise in Kotlin, Jetpack Compose, and modern app architectureProven track record delivering large-scale, high-availability mobile appsStrong background in CI/CD, API integration, and automated testingNice-to-HaveAWS (AppSync, Lambda)Cross-platform strategy experienceMobile analytics and accessibility best practicesJob Type: Fixed termContract length: 12 monthsPay: €43,221.91-€70,505.99 per yearBenefits:On-site parkingWork from homeWork Location: In person