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Mid Level C# Developer
Job summary
A leading healthcare provider in the UK is seeking a Mid-level C# Engineer to develop and maintain critical middleware applications. The role involves enhancing APIs, supporting system modernization, and collaborating with teams to ensure technical integrity. The ideal candidate has strong C# skills and a solid understanding of .NET Framework. Benefits include competitive salary, 25 days annual leave, health cash plan, and pension scheme.
Benefits
Qualifications
- Solid experience as a Mid-level C# Engineer.
- Strong understanding of .NET Framework 4.8+.
- Ability to deploy applications to IIS and troubleshoot issues.
- Experience with SQL Server (2019) and unit testing/TDD.
Responsibilities
- Develop and enhance APIs and integration components using C#.
- Support system modernization activities.
- Translate project requirements into clear deliverables.
- Work collaboratively with the Senior C# Engineer.
Skills
Tools
Job Title: Mid-level C# Engineer
Location: Runcorn
Salary: Competitive (based on experience)
Working Pattern: Full-time, Permanent
PHOENIX Medical Supplies is a leading provider of healthcare and pharmaceutical distribution services across the UK. Our Digital Technology team designs, develops, and maintains critical systems that power nationwide operations.
We’re now recruiting a Mid-level C# Engineer to help drive development, modernisation, and stability across our internal middleware applications — including the Phoenix Data Integrator and IM1g, which support key integrations and our Hey Pharmacist prescription ordering service.
This role is ideal for someone looking to advance their engineering career within a supportive, collaborative, and technically forward-thinking environment.
- Develop, maintain, and enhance APIs and integration components using C# and related technologies.
- Support system modernisation activities, including refactoring legacy components for improved performance and maintainability.
- Translate project requirements into clear technical deliverables under the direction of the Team Lead.
- Work collaboratively with the Senior C# Engineer to ensure scalability, stability, and technical integrity of solutions.
- Troubleshoot and resolve API, application, and build issues, escalating complex matters when necessary.
- Write unit tests and contribute to automated testing initiatives using modern development practices.
- Participate in code reviews, applying best practices, design patterns, and SOLID principles.
- Partner with QA, DevOps, and platform teams to support deployment, monitoring, and CI/CD processes.
- Maintain accurate documentation for APIs and internal components.
- Solid experience as a Mid-level C# Engineer, with strong understanding of .NET Framework 4.8+.
- Strong knowledge of JSON, XML, XSD, and XSLT.
- Experience with SQL Server (2019) and unit testing/TDD using NUnit.
- Ability to deploy applications to IIS and troubleshoot build or runtime issues.
- Strong communication skills with the ability to collaborate effectively across teams.
- Understanding of SOLID principles and the ability to apply them effectively.
- Experience with .NET Core, WCF, ServiceStack, or Developer Express.
- Exposure to CI/CD pipelines, Azure DevOps, or Azure App Service.
- Knowledge of AWS or cloud migration initiatives.
- Experience working with legacy systems and supporting modernisation efforts.
- 25 days (pro rata) annual leave plus bank holidays, increasing with length of service
- Medicash – a health cash plan to support everyday healthcare costs (e.g. eyecare, prescriptions)
- iTrent Financial Wellbeing – an app to help manage and access your pay flexibly
- High street discounts and offers
- Employee Assistance Programme (EAP)
- Contributory Pension Scheme
- Fully funded accredited training programmes through the Apprenticeship Scheme
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.