Senior .NET Developer – Wellington

Permanent position with a leading government agency.

Job Overview

As a Senior .NET Developer you will provide technical leadership and assurance for applications supporting mission‑critical Public Sector services. You will design, enhance, and support secure, resilient systems using modern .NET and responsible Generative AI practices.

Responsibilities

• Design, build, and support complex .NET systems that operate at scale
• Own critical services, APIs, or application components
• Lead root cause analysis for incidents and systemic issues
• Ensure solutions are operable, supportable, and well‑documented
• Lead the responsible use of Generative AI in code modernization, defect diagnosis, test coverage and regression analysis
• Define guardrails for AI use within the team and ensure they align to public sector risk and compliance expectations
• Set and...