Description About EnergyOne EnergyOne is a leading provider of innovative energy trading and operations software. We help energy retailers, generators, and traders manage complex markets with efficiency and reliability. As part of our expanding development team, you will contribute to building high-performance, scalable software solutions used across the global energy sector. Role Overview We are seeking a Software Developer with strong object-oriented programming skills and experience working with .NET as well as writing tests using Playwright and/or Selenium. The ideal candidate will be collaborative, eager to learn, and open to adopting modern cloud and microservice-based architectures. You will work with a cross-functional team to design, develop, and maintain applications that support EnergyOne’s platform and services. This is an excellent opportunity to grow your expertise while contributing to meaningful, real-world systems in the energy industry. Requirements Experience in software development with C# and .NET (.NET Framework and/or .NET Core). Strong understanding of object-oriented programming (OOP) principles and design patterns. Solid experience with Microsoft SQL Server, including schema design and SQL development. Experience building REST and Soap APIs and working with JSON/XML data formats. Familiarity with source control systems, preferably Git. Familiarity with Selenium, TypeScript and Playwright Problem-solving mindset and effective communication skills.