Senior Full Stack Developer (.NET)

iQ HealthTech; England; Remote; GBP 55,000 - 75,000; Full time

Benefits offered by this job

25 paid holiday days plus bank holidays

Enhanced maternity and paternity pay

4% employer contribution to pension scheme

Access to wellbeing apps

Monthly allowance for working from home

Job summary

A healthcare technology company in the UK is seeking a Senior .NET Developer to lead the transition from legacy systems to modern architecture. This fully remote role offers flexibility and the chance to impact patient outcomes through innovative technology. The ideal candidate will have extensive experience with .NET and C#, as well as a strong problem-solving mindset. Benefits include generous holiday days, a competitive salary, and opportunities for growth within a supportive team environment.

Qualifications

• Experience working with .NET and C# is essential for this role.
• Ability to deliver features independently from start to finish.
• Excellent written and spoken English.

Responsibilities

• Owning features end to end, from concept to production.
• Building modern .NET systems within a distributed architecture.
• Collaborating with the Lead Developer on implementation.

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

Strong problem-solving skills

Clear communication

Job description

Direct message the job poster from iQ HealthTech

Important

A CV and a short cover letter arerequiredfor this role. Applicationssubmittedwithout both will not be reviewed.

If you are unable to attach a cover letter via LinkedIn, please email it to [e-mail], 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 tooperatein 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’relooking 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 otherSeniorDeveloper,theLead Developer, and our Software Architect.

We are also beginning to introduce AI‐assisted and agentic coding practices, and Senior Developers will playan important rolein adopting these tools thoughtfully.

Why Join Us?

• Fully remote role with flexible working options
• 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

Essential Technical 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.

Essential Personal Attributes

• 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

Desirablebut not essential

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

Our Recruitment Process

We’re committed tomaintaining 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 a cover letter won’t be reviewed.

Please complete all follow‑up questions to progress to the next stage.