Sr. .NET Full-Stack Developer

Company Description Showtime Consulting is a leading provider of Shielded Cloud and Digital Solutions. Based in Australia and New Zealand, we specialise in delivering secure, enterprise scale technology solutions across highly regulated environments. Our expertise spans cloud platforms, digital transformation, and complex systems integration, supporting both commercial and government clients. We partner with major organisations to deliver high impact programs that demand strong engineering capability, modern software delivery practices, and close collaboration between business and technology teams. Our focus is on building trusted relationships and delivering outcomes that enable long term business value. The Role We are seeking an experienced Senior Full Stack Engineer to join a high-performing development team responsible for maintaining and enhancing a critical .NET and React-based platform. In this role, you will work across both backend and frontend components, delivering production-ready features, reliability improvements, and platform enhancements. You will play a key role in maintaining existing .NET Framework applications, improving Redis-based caching and messaging capabilities, and supporting the ongoing evolution of modern React applications. This is a hands-on engineering role requiring strong technical capability, problem-solving skills, and a focus on delivering secure, scalable, and reliable software solutions. Key Responsibilities - Develop, enhance, and maintain backend services using C#, .NET Framework 4.8, and ASP.NET MVC/Web API. - Design, implement, and support Redis caching and pub/sub solutions using StackExchange.Redis. - Deliver reliability improvements for background services, integrations, and distributed application components. - Maintain and enhance React-based applications using modern React practices and component architectures. - Integrate frontend applications with backend APIs, ensuring secure and performant interactions. - Develop and maintain unit and integration tests to support quality and reliability. - Participate in code reviews and contribute to engineering best practices. - Support CI/CD pipelines, automated deployments, and release activities. - Investigate and resolve production issues across application and platform components. - Create and maintain technical documentation, operational procedures, and support runbooks. - Mentor team members and contribute to continuous improvement initiatives. What You'll Need - Strong hands-on experience developing applications using C# and .NET Framework 4.8. - Solid experience with ASP.NET MVC and Web API development. - Strong understanding of Redis, including caching, pub/sub patterns, and StackExchange.Redis. - Experience building and maintaining applications using React Hooks and modern React practices. - Strong frontend development skills using TypeScript or modern JavaScript. - Experience with frontend tooling such as Webpack, Create React App, or Vite. - Strong SQL Server skills and understanding of common data access patterns. - Experience integrating frontend applications with RESTful APIs. - Experience with Git-based development workflows and source control practices. - Experience developing and maintaining automated tests. - Exposure to CI/CD pipelines and modern software delivery practices. - Strong troubleshooting and production support experience. - Excellent communication and collaboration skills. - Ability to mentor developers and contribute to technical leadership within the team. - Experience with SignalR, Azure, Redis clustering, or application performance tuning is advantageous. - Familiarity with AI tooling or certifications such as Anthropic Claude is beneficial. Why Join Us? - Work on business-critical applications used in a production enterprise environment. - Contribute to modernisation, reliability, and platform improvement initiatives. - Collaborate with experienced engineers across backend, frontend, and cloud technologies. - Join a consulting culture focused on innovation, engineering excellence, and continuous improvement. - Benefit from strong career development opportunities and exposure to modern software engineering practices.