Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Design and develop software for critical NHS oncology treatment management.
- Company: Join System C, a tech leader improving healthcare outcomes.
- Benefits: Flexible working, collaborative culture, and focus on quality.
- Other info: Opportunity to mentor others and work on impactful projects.
- Why this job: Make a real difference in healthcare while growing your skills.
- Qualifications: Senior developer experience with C#, ASP.NET, and front-end technologies.
The predicted salary is between 55000 - 70000 £ per year.
At System C, we create technology that connects care and improves outcomes across the NHS. Our CIS Oncology (ChemoCare) product plays a critical role in supporting chemotherapy treatment management nationwide, and we are continuing to invest in its safety, quality, and long-term evolution.
We are looking for a Senior Full Stack Software Developer to join our R&D team as a hands-on individual contributor. This role is suited to someone who enjoys solving complex problems, taking ownership of technical areas, and contributing thoughtfully to a long-lived, clinically critical product.
What you will do:
- Design, develop, and maintain software within the ChemoCare product suite
- Own complex features or technical areas from design through to release
- Make sound technical decisions, escalating risks or trade-offs where appropriate
- Contribute to the technical direction of the product, balancing delivery with maintainability
- Work closely with QA to support effective testing and high product quality
- Write clear, maintainable, well-tested code aligned to agreed standards
- Review code and provide constructive, practical feedback
- Support and mentor less experienced developers as part of everyday team working
- Contribute to shared 3rd line support, investigating and resolving complex production issues when required
What you will bring:
- Significant commercial experience operating at senior developer level in both back-end and front-end areas
- Strong professional experience with C# and ASP.NET
- Strong experience in JavaScript, HTML, CSS and React
- Knowledge of principles of writing mobile apps and deployment on Apple and Android app stores
- Experience in Visual C# and MVC
- Experience using GitHub for source control and collaboration
- Strong analytical and problem-solving skills both at a strategic and tactical level
- Strong SQL Server experience, including writing and optimising production queries
- Experience working with complex or long-lived codebases
- Confidence contributing to technical design and making informed trade-offs
- A pragmatic, calm approach when dealing with ambiguity or pressure
- Clear communication, including explaining technical constraints to non-technical stakeholders
Nice to have:
- Experience with React Native
- Experience in writing automated unit tests using NUNIT
- Good understanding of waterfall, agile and scrum development methodologies, and their practical application
- Experience in .NET 10 and other latest technologies including AI integration
- Experience in TypeScript
Why join System C?
You will work on software that genuinely matters, alongside people who value collaboration, ownership, and integrity. We support flexible working, encourage reflective practice, and value those who are comfortable navigating change while keeping quality and patient safety at the forefront. Apply today and help us continue to deliver technology that supports better care across the NHS.
Senior Full Stack Software Developer in Lisburn employer: CIS Oncology
Contact Detail:
CIS Oncology Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Full Stack Software Developer in Lisburn
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech industry, especially those who work at System C or similar companies. A friendly chat can sometimes lead to job opportunities that aren't even advertised yet.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your best projects, especially those involving C#, ASP.NET, and React. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for interviews by brushing up on common technical questions and coding challenges. Practice explaining your thought process clearly, as communication is key when discussing complex problems with non-technical stakeholders.
✨Tip Number 4
Don't forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you're genuinely interested in joining our team at System C.
We think you need these skills to ace Senior Full Stack Software Developer in Lisburn
Some tips for your application 🫡
Tailor Your CV: Make sure your CV reflects the skills and experiences that match the Senior Full Stack Software Developer role. Highlight your experience with C#, ASP.NET, and JavaScript, as well as any relevant projects you've worked on.
Craft a Compelling Cover Letter: Use your cover letter to tell us why you're passionate about working at System C. Share specific examples of how you've tackled complex problems in the past and how you can contribute to our ChemoCare product.
Showcase Your Technical Skills: In your application, don't shy away from showcasing your technical expertise. Mention your experience with GitHub, SQL Server, and any other technologies listed in the job description to demonstrate your fit for the role.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows us you’re keen to join our team!
How to prepare for a job interview at CIS Oncology
✨Know Your Tech Inside Out
Make sure you brush up on your C#, ASP.NET, and JavaScript skills before the interview. Be ready to discuss your experience with these technologies in detail, as well as any complex problems you've solved using them. This will show that you're not just familiar with the tech but can also apply it effectively.
✨Showcase Your Problem-Solving Skills
Prepare examples of how you've tackled challenging issues in past projects. System C values analytical and problem-solving skills, so be ready to explain your thought process and the decisions you made. This will demonstrate your ability to handle the complexities of their ChemoCare product.
✨Communicate Clearly
Practice explaining technical concepts in simple terms, especially for non-technical stakeholders. Clear communication is key at System C, so think about how you can convey your ideas effectively without jargon. This will help you stand out as a candidate who can bridge the gap between tech and business.
✨Be Ready to Collaborate
Since the role involves mentoring less experienced developers and working closely with QA, be prepared to discuss your teamwork experiences. Highlight instances where you've supported others or contributed to a collaborative environment. This will show that you're a team player who aligns with System C's values.