Senior Software Developer

• Implement robust, well-tested C# .NET services following clean architecture principles.
• Contribute to service boundary design, asynchronous messaging flows, and worker processes within a modular monolith.
• Build and maintain backend data ingestion pipelines for high-volume sensor data.
• Support frontend engineers with clean API contracts and contribute to CI/CD pipeline.

This role directly contributes to optimizing wind turbine performance and reliability, enabling more efficient renewable energy production and reducing carbon emissions.

• Deep, commercial C# .NET experience (5+ years) with clean architecture and SOLID principles.
• Solid experience with distributed systems and async patterns (service buses, message queues, event-driven architecture).
• Experience building data ingestion or processing pipelines handling high-volume data.
• Strong PostgreSQL skills (schema design, migrations, efficient queries).

Contractor role with competitive compensation. Part of Macquarie Group, a global financial services firm. Equal opportunity employer.

ONYX Insight is a technology and engineering organization in the renewable energy sector, providing predictive technology solutions to maximize wind turbine production and reliability.