Principal Software Engineer (AI / Healthcare) — Europe / Remote

Madrid, Berlin, London — Remote | €100,000 – €200,000 + equity Full-time | Senior / Principal Level About the Role Our client is a stealth healthcare AI startup backed by a top-tier global venture capital firm , founded by experienced entrepreneurs with a strong track record in healthtech and large-scale consumer platforms . Their mission is ambitious: to automate GP-level diagnosis using AI agents , transforming how healthcare is accessed and delivered globally. This is a hands-on Principal Software Engineer role for someone who wants to operate at the intersection of AI, healthcare, and distributed systems , working directly with real hospitals and clinics to deploy production-grade solutions. What You'll Work On Deploy and refine enterprise-grade AI systems used in real healthcare environments Build AI-driven patient communication and triage systems Design and operate agent orchestration frameworks with strong guardrails Develop secure healthcare data layers with strict privacy and compliance requirements Implement low-latency voice and video systems for clinical use cases Solve complex problems in distributed systems, scalability, and enterprise integration Work closely with hospitals, clinics, and internal stakeholders to ship real-world solutions Tech Stack & Focus Primary language: Python (core requirement) AI systems for patient communication and decision support Distributed systems at scale Secure data architectures for healthcare Enterprise integrations and production deployments Flexibility to use other languages where appropriate for senior engineers What We're Looking For Senior / Principal-level software engineering experience Strong expertise in Python and production systems Experience working with hospitals, clinics, or regulated healthcare environments Proven ability to deploy and maintain enterprise-grade systems Comfort operating in ambiguous, high-impact problem spaces Strong ownership mindset and ability to work autonomously Why This Role? Direct impact on real healthcare outcomes , not experiments Work on doctor-level AI agents , not superficial automation Backed by top-tier investors with long-term vision High ownership, high trust, and minimal bureaucracy Competitive compensation with meaningful equity upside Who This Role Is Not For Engineers looking for purely academic or research-only roles Candidates uncomfortable with production responsibility Those preferring narrow scope or rigid processes Apply now if you want to build AI systems that operate at the heart of healthcare — at scale, in production, and with real-world impact...