Senior Full Stack Developer (.NET)

Salary: £65,000 - £70,000

Important: A CV and a short cover letter are required for this role. Applications submitted without both will not be reviewed. If you are unable to attach a cover letter via LinkedIn, please email it to careers@iqhealthtech.com, including your name, the role title, and confirmation that you have applied via LinkedIn in the subject line.

About iQ HealthTech: At iQ HealthTech, we are dedicated to improving healthcare outcomes through innovative technology. Our flagship product, iQemo, supports safer and more efficient electronic systemic anticancer treatment (SACT) prescribing and is used by the NHS and private healthcare providers in the UK, Australia and beyond. As we continue to expand into new regions, our systems are built to operate in complex, regulated healthcare environments worldwide. Our systems support clinicians making critical decisions every day. Reliability, clarity and thoughtful engineering matter here. As we grow into new regions, we design our platforms to scale across jurisdictions, healthcare models and regulatory expectations without losing focus on quality or safety.

Role Summary: We’re looking for a Senior .NET Developer who can independently deliver high-quality software and play a key role in replacing legacy .NET Framework systems with a modern, fully distributed architecture. This is a hands-on role for someone who takes ownership of features from idea through to completion, communicates clearly, and focuses on delivering tangible value. You will work closely with other Senior Developers, the Lead Developer, and our Software Architect. We are also beginning to introduce AI-assisted and agentic coding practices, and Senior Developers will play an important role in adopting these tools thoughtfully.

Why Join Us?

• Fully remote role with flexible working options
• Personal development plans, including a professional development/training budget
• 25 paid holiday days plus bank holidays (your birthday off too!)
• Enhanced maternity and paternity pay
• 4% employer contribution to company pension scheme
• Access to wellbeing apps
• Government-set working from home monthly allowance
• An opportunity to make a real difference by developing technologies that improve patient outcomes
• Paid out-of-hours developer support rota once onboarded
• Competitive salary with regular reviews and opportunities for growth
• Work with innovative systems serving both national private providers and the NHS

Duties and responsibilities:

• Owning features end to end, from concept to production.
• Building modern .NET systems within a distributed architecture.
• Collaborating with the Lead Developer and Software Architect on implementation.
• Writing clean, secure, well-tested, and maintainable code.
• Identifying gaps in knowledge and proactively addressing them.
• Participating constructively in code reviews and technical discussions.
• Using AI-assisted and agentic coding tools responsibly.
• Working effectively in a fully remote team.
• Participating in a paid out-of-hours developer support rota once fully onboarded.

Key Skills:

• Strong experience with .NET and C#.
• Experience working with legacy .NET Framework systems.
• Strong experience with modern .NET (6+).
• Good understanding of distributed systems and modern architectures.
• Ability to deliver features independently from start to finish.
• Strong problem-solving skills and attention to quality.
• Clear communication and collaborative mindset.

• Analytical thinker with strong problem-solving skills.
• Clear and confident communicator who works well in collaborative teams.
• Excellent written and spoken English is essential for this role.
• Self-motivated, detail-focused, delivery-oriented.
• Committed to writing clean, maintainable code and delivering high-quality software.
• Curious and invested in continuous learning.

• Knowledge of iQemo or healthcare/medical device systems.
• Understanding of medical regulations or e-prescribing workflows.
• Understanding of HL7 and FHIR.

Our Recruitment Process: We’re committed to maintaining a safe and compliant workforce. The successful applicant will be appointed subject to satisfactory references and a basic DBS check. Applicants must have the legal right to live and work in the UK; we are unable to offer sponsorship.

How to apply: Please submit your CV with a short cover letter telling us why you’re interested in joining iQ HealthTech and how your skills fit this role. We use the cover letter to understand your motivation and approach, so applications without one won’t be reviewed. Please complete all follow-up questions to progress to the next stage. Take this opportunity to join iQ HealthTech and contribute to technology that transforms patient care. Apply now and be part of a team driving real innovation in healthcare.