Software Developer, Wavenet

• Wavenet is looking for a Backend Developer with proven experience building robust, data-driven applications in C#/.NET that integrate tightly with Microsoft SQL Server and external APIs
• Strong commercial experience with C#/.NET backend development
• Deep knowledge of SQL Server and relational database design
• Proven experience building and integrating APIs (internal and third-party)
• Hands-on experience with Dapper, Entity Framework, and T-SQL
• Familiarity with message queues such as RabbitMQ
• Strong analytical and debugging skills
• Clear communication and disciplined documentation habits

Desirable

• You’ll be part of a well-established engineering team that has been delivering trusted technology to schools for decades
• Our systems handle large-scale data synchronisation and automation across multiple platforms
• The core stack is NET and SQL Server, with some emerging components written in Python as we evolve selected services
• Design, build, and maintain .NET backend applications and APIs that synchronise data across systems
• Develop and consume RESTful APIs, managing authentication, data mapping, and transformation
• Implement and optimise data access using Dapper, Entity Framework, and direct SQL where appropriate
• Design efficient SQL Server schemas, queries, and stored procedures
• Build and maintain message-driven workflows using RabbitMQ
• Refactor legacy components into modular, maintainable services
• Troubleshoot and resolve issues across application and data layers
• Document key system integrations, database models, and API contracts