Senior Software Engineer Full Stack - AI Health Tech London, 3 days a week on site Up to £110,000 + Equity Looking to work on something meaningful? I'm currently helping a mission-led health tech start-up who are using AI to remove admin overload, freeing up doctors and clinicians to do what they do best: care. They're tackling complex, data-heavy workflows with intelligent automation. The result? Faster decisions. Better care. Less burnout. And millions of lives already improved. They're looking for a Senior Full Stack Engineer to join our founding tech team and help scale the impact even further. What You'll Be Doing Take real ownership across the full development lifecycle - from idea to production Work closely with our CTO and CEO to shape the product roadmap Architect, build and maintain full stack systems (Python or C# + modern JS) Integrate LLMs into real-world applications - and explore where AI can go next Build scalable, cloud-native web services Collaborate with users and iterate quickly based on real feedback What We're Looking For 3+ years of experience building scalable systems with Python or C# Strong front-end experience (React, Vue, Angular - your choice) Cloud architecture know-how (AWS, Azure, ...