Fullstack .NET Developer

Jola is an award‑winning, supplier of business communications, specialising in mobile data SIMs. Jola sells on a wholesale basis to MSPs, ISPs, IT support companies and telecommunications resellers. These channel partners supply solutions to public sector organisations and enterprises worldwide.

As a Full Stack .NET Developer, you'll be instrumental in developing our innovative platforms. This isn't just about writing code; it's about solving complex challenges, innovating with cutting‑edge technology. We’re looking for someone who thrives on pushing boundaries and can contribute to an inclusive culture.

You’ll report directly to our Development Lead and will be a key player in a dynamic, cross‑functional team of talented engineers. While this role doesn't currently involve direct management, you’ll have ample opportunities to mentor junior developers and lead technical initiatives. You’ll primarily focus on our core platform development with a global remit, collaborating closely with Product Owners, UX/UI Designers, and our dedicated Dev Ops team.

• Architect and develop robust full‑stack solutions using C#, .NET Core, ASP.NET MVC/Web API, and modern front‑end frameworks like React, Angular, or Blazor.
• Design, implement, and optimise database schemas and queries primarily within SQL Server, ensuring high performance and data integrity.
• Contribute to and enhance our CI/CD pipelines using Azure Dev Ops or Git Hub Actions, promoting efficient and reliable deployments.
• Write clean, maintainable, and well‑tested code, adhering to best practices and contributing to code reviews to uphold quality standards.
• Collaborate closely with product and design teams to translate requirements into technical solutions and deliver exceptional user experiences.
• Troubleshoot and debug complex issues across the entire application stack, from front‑end glitches to back‑end performance bottlenecks.
• Stay updated with the latest industry trends and technologies, actively proposing and implementing improvements to our tech stack.

• Specific
  
  Experience:
  
  3+ years of hands‑on experience as a Full Stack Developer, with a strong focus on the .NET ecosystem.
• Core Technical
  
  Skills:
  
  Back‑End Expertise:
  Deep understanding of C#, .NET Core, ASP.NET MVC/Web API, Entity Framework Core, and Dependency Injection.
• Database Prowess:
  Solid experience with relational databases, particularly SQL Server, including schema design, query optimisation, and performance tuning.
• Dev Ops & Cloud
  
  Skills:
  
  Practical experience with CI/CD tools (Azure Dev Ops, Git Hub Actions) and containerisation (Docker). Familiarity with Azure services (Functions, App Services, Storage, Key Vault, Azure SQL).
• Testing & Quality:
  Proficiency in unit testing frameworks (MSTest, xUnit, or NUnit), integration testing, and mocking libraries (Moq or NSubstitute).
• Bonus
  
  Skills:
  
  Exposure to Signal
  
  R, gRPC/Web Sockets, Microservices architecture, or advanced design patterns (CQRS, Mediator) would be a huge plus!

• This job description is not designed to be a complete and exhaustive list of all required duties/tasks.
• All employees are expected to carry out any reasonable request from management in order to support business needs.
• The jobholder is empowered with the necessary authority to make decisions appropriate to the execution of the responsibilities and tasks outlined above.
• The jobholder is expected to follow relevant policies (including the company’s security policy and health and safety policies and procedures), procedures, handbooks and work instructions, and report to the appropriate manager if objectives cannot be met, or a problem occurs.
• In line with the company’s business continuity plan policies and practices, the company reserves its right to require employees to undertake any previous and relevant business critical job duties to ensure business continuity during emergency situations.
• Job descriptions are subject to change from time to time. If a job description is changed an updated version will be provided in writing to the employee.

We know the world has changed, and we want to offer our…