We're looking for a senior full-stack developer to take ownership of major product features and help shape the next stage of Sero's technical direction.You'll work with a modern Laravel stack (Laravel + Livewire v3 + Tailwind) to build complex, high-performance UI and backend workflows.Your work will include:Current PlatformBuilding and improving core application features (Laravel + Livewire v3)High-performance image handling (upload, metadata, secure access, imaging comparisons/AI analysis)Integrations with practice systems, booking platforms and clinical systemsAWS-based deployments and optimisation.Where We're Going (You Will Influence This)Enabling mobile-first imaging and workflow apps (React Native / API support)Expanding FHIR-based interoperability (Patient, ImagingStudy, Observations, Encounters)Scaling multi-location architecture and distributed dataImproving real-time syncing, notifications and offline-friendly workflowsSupporting new imaging devices and advanced imaging pipelinesThis is a high-autonomy role working directly with the CTO, engineering team and clinicians.What You BringStrong experience with Laravel (architecture, performance, secure coding)Comfortable across backend and front-end (Livewire v3, Blade, Tailwind)Experience building secure, production systemsConfident debugging complex issues and optimising SQL & application performanceExperience with AWS and CI/CD workflowsHigh bar for code quality, security and reliabilityNice to HaveExperience building or supporting mobile appsMedtech / healthcare / regulated industry experienceImaging, large-file workflows, FHIR or HL7 experienceLocationCork or Dublin (on-site/office based with travel).Due to close collaboration with clinical teams and imaging hardware, this role is not remote.If you want to build technology that directly supports earlier cancer detection — we'd love to speak with you.Job Types: Full-time, Part-timePay: €70,000.00-€90,000.00 per yearExpected hours: 30 – 40 per weekWork Location: On the road