Full Stack Developer - Senior

Hays Technology
📍 London, London, United Kingdom 💼 Full-time 🕒 Posted July 08, 2026

Job Description

Hays are now looking for a Snr Full Stack Developer for one of our local Healthcare clients:

Up to £650 p/d Inside IR35
Remote Working
Must have SNOMED, ICD-10, or HL7 FHIR experience
We're looking for an experienced Full Stack Developer with strong healthcare technology expertise and deep HL7 FHIR R4/UK Core knowledge, Azure and .NET development experience, and a proven ability to deliver secure, compliant healthcare solutions at scale.

Essential Experience Required

Experience working with SNOMED CT and ICD-10 clinical coding, or:
Hands-on expertise with HL7 FHIR R4, UK Core profiles, and healthcare interoperability
What Else We're Looking For

Strong experience developing cloud-native applications using C#, .NET 10, Azure, and REST APIs
Frontend development experience using TypeScript, JavaScript, and NHS Digital Design System components
Experience using AI-assisted development tools and agents responsibly within enterprise software del...

Ready to Apply?

Submit your application today and join our talented team at Hays Technology.

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Job Details

  • Location London, London
  • Job Type Full-time
  • Category computer-and-mathematical
  • Posted Date July 08, 2026
  • Application Deadline August 17, 2026