https://jobs.co.uk/job/full-stack-developer-senior-hays-technology--9d6ceff3-1c1d-400e-9124-3218397e7a3e RSS feed for Full Stack Developer - Senior at Hays Technology. en-gb Fri, 03 Jul 2026 19:19:15 GMT https://jobs.co.uk/job/full-stack-developer-senior-hays-technology--9d6ceff3-1c1d-400e-9124-3218397e7a3e https://jobs.co.uk/job/full-stack-developer-senior-hays-technology--9d6ceff3-1c1d-400e-9124-3218397e7a3e Thu, 02 Jul 2026 23:00:00 GMT Location: London | Salary: £600 - £650/day Up to £650 p/d Inside IR35 | Type: Contract | 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 delivery Eligibility to obtain BPSS clearance If you have SNOMED, ICD-10, or HL7 FHIR experience, and you''re interested in this role, click ''apply now'' to forward an up-to-date copy of your CV, or send a copy to ... Contract