.Net Developer

Company: Nationwide Platforms
Apply for the .Net Developer
Location: Leeds
Job Description:

Overview


We are currently looking for a .NET Developer based at our Leeds IT office in Morley. As a .NET Developer, you will work closely with Product Managers, Business Analysts, Architects, Testers, and other Developers to deliver high-quality software solutions that support our digital platforms and business operations. We are seeking someone with strong experience in C#, .NET, and web application development, with exposure to cloud-based and microservices architectures. The ideal candidate will be passionate about building scalable, secure, and maintainable solutions while working in a collaborative Agile environment.


Responsibilities



  • Work as part of a cross-functional Agile development team to deliver robust and scalable software solutions.

  • Design, develop, test, and maintain applications using C#, .NET core, ASP.NET MVC, and related technologies.

  • Contribute to the delivery of digital solutions by proposing effective technical approaches and implementing new features.

  • Troubleshoot and resolve software defects, ensuring high levels of system reliability and performance.

  • Participate in code reviews and adhere to development standards, security best practices, and coding guidelines.

  • Collaborate with stakeholders to understand business requirements and contribute to product backlogs and solution designs.

  • Work within a DevOps environment, supporting CI/CD pipelines and deployment activities.

  • Monitor application performance and user experience, identifying opportunities for continuous improvement.

  • Liaise with internal teams including Architecture, Infrastructure, and Cyber Security to ensure secure and compliant solutions.

  • Maintain accurate technical documentation and ensure effective source control practices are followed.


Qualifications



  • Proven commercial experience designing, developing, and maintaining applications using C# and modern .NET (.NET core 8+), following best practices for performance, security, and maintainability.

  • Strong hands-on experience building RESTful Web APIs, including API versioning, validation, exception handling, and authentication/authorisation mechanisms.

  • Solid understanding of microservices architecture and distributed systems, including service-to-service communication, resiliency patterns (retry, circuit breaker), and scalability considerations.

  • Practical experience working with Microsoft Azure, including cloud-hosted applications and services such as Azure Service Bus, App Services, and integration with platform-managed resources.

  • Strong foundation in object-oriented programming, with demonstrable application of SOLID principles, clean code practices, and common design patterns (e.g. Repository, Factory, Dependency Injection).

  • Experience using Git-based source control, including branching strategies, pull requests, merge conflict resolution, and code review workflows.

  • Experience delivering software in Agile / SCRUM environments, contributing to sprint planning, estimations, stand-ups, reviews, and retrospectives.

  • Excellent problem-solving, debugging, and root-cause analysis skills, with the ability to diagnose issues across application, infrastructure, and integration boundaries.

  • Strong verbal and written communication skills, with the ability to collaborate effectively with developers, testers, architects, DevOps, and non-technical stakeholders.

  • Experience with message queues and event-driven architectures.

  • Exposure to IoT-based solutions or telemetry platforms.

  • Experience with MongoDB or other NoSQL databases.

  • Degree in Software Development, Computer Science, or equivalent commercial experience.


Benefits


In Return, we offer a competitive salary, 25 days annual leave plus bank holidays, health care cash-back scheme, auto-enrolment pension scheme, lifestyle benefits, including discounts at selected high-street retailers.

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Posted: June 3rd, 2026