Join to apply for the Senior .NET Developer role at Harris Computer.
This position offers a base pay range of $50,000.00/yr - $55,000.00/yr. Actual pay will be based on your skills and experience – talk with the recruiter to learn more.
Talent Acquisition Specialist
Talent Acquisition Specialist @harriscomputer / Ex-Concentrix / Ex-Enpal
About the Role
As a Senior .NET Developer at Harris Health Alliance, part of the Harris Computer Group, you will design, develop, and maintain secure and scalable Web API backends using the latest .NET (8+) and C#. The role focuses on delivering reliable healthcare integrations, implementing industry best practices for API security, and ensuring high performance across distributed systems. You will also contribute to architectural decision‑making, lead technical design initiatives, and mentor team members.
This permanent role offers full remote flexibility, with the option to work from branch offices in Chippenham, Swindon, Chester, or Plymouth.
What you will do
* Design, develop, and maintain high‑performance Web API backend systems using .NET (8+) and C#, with occasional frontend development.
* Participate in the full software development lifecycle, from requirements gathering and design through to deployment and maintenance.
* Develop and consume RESTful APIs that adhere to OpenAPI specifications and integrate with third‑party services.
* Collaborate with cross‑functional teams (QA, Platforms, Product) to ensure seamless delivery.
* Conduct code reviews, provide mentorship, and enforce best practices in software development.
* Optimise performance and scalability of existing systems.
* Ensure adherence to security, compliance, and coding standards.
* Troubleshoot, debug, and resolve complex technical issues in production and development environments.
* Contribute to architectural decisions and help shape technical direction.
What we are looking for
* 5+ years of commercial experience in software development, with at least 4 years of hands‑on C#/.NET experience in production environments.
* Proven experience with Web API development; experience with desktop application development is an advantage (ASP.NET, Entity Framework, WinForms, WPF).
* Solid experience with PostgreSQL and/or SQL Server, including a strong understanding of database design principles.
* Demonstrated ability to produce and maintain high‑quality technical documentation.
* Experience designing and implementing high‑availability architectures.
* Hands‑on experience with cloud platforms (preferably Microsoft Azure or equivalent).
* Familiarity with CI/CD pipelines (TeamCity, Azure DevOps, or GitHub Actions), automated testing, and infrastructure‑as‑code concepts.
* Proficiency with containerisation and orchestration, including Docker and Kubernetes deployments (Helm, Terraform).
* Exposure to security best practices within regulated environments, including OWASP fundamentals, authentication and authorisation standards (OAuth2, OpenID Connect), secrets management, TLS/mTLS, and certificates.
* Proven ability to lead solution designs and guide engineering efforts across multiple integrations concurrently.
* Demonstrated experience working within Agile/Scrum development environments.
* Experience mentoring junior developers or leading small teams is considered an asset.
About Us
Formed in 2024, Harris Health Alliance is a subsidiary of Harris Computer, comprising four distinct brands operating within the Healthcare sector and providing software to clients worldwide. As part of the Harris Computer group, we supply mission‑critical software solutions to the Public Sector, Healthcare, Utilities and Private Sector verticals across North America, Europe, Asia, and Australia. Our strategy focuses on acquiring, strengthening, and growing software businesses.
We strive to create a respectful and united environment where all members of our globally diverse community are empowered and have equitable opportunities to succeed.
We offer an extremely competitive UK employee benefits programme, including 5 Personal Days of leave over and above the standard 25 days holiday and bank holidays, and an annual lifestyle reward amounting to £325 per annum (pro‑rata).
Supporting your application
Our recruitment process will comprise interviews, written exercises, assessment days, and/or presentations. As an equal‑opportunity employer, we want to make the experience positive for you. If your application is progressed, please let us know of any adjustments or additional support we can provide.
Seniority level
* Mid‑Senior level
Employment type
* Full‑time
Job function
* Information Technology and Health Care Provider
* Software Development
Referrals increase your chances of interviewing at Harris Computer by 2x.
#J-18808-Ljbffr