Senior .NET Engineer | Permanent | Gold Coast

We’re partnering with a major Australian financial services organisation on a permanent Senior .NET Engineer opportunity within a complex, business-critical application setting.

This is not a pure greenfield role. The successful engineer will be comfortable working across a mature .NET estate, supporting existing applications while also delivering new APIs, integrations and improvements across a broader enterprise platform.

What you’ll be working on
Hands-on development across C# and ASP.NET
Building and enhancing REST / Web APIs
Supporting and improving mature .NET applications
Complex enterprise integrations
SQL Server development, query optimisation and performance tuning
Application security, authentication and authorisation
Production support and root-cause analysis
Broader solution design across interconnected systems
Working with technical and business stakeholders to understand problems and deliver practical solutions

What we’re looking for
Robust hands-on C# / .NET experience




ASP.NET and Web API experience
Robust OOP and .NET fundamentals
Deep SQL Server knowledge, including performance tuning and query optimisation
Experience with API and application security
Comfortable working in legacy or mature application environments
Strong troubleshooting and production support capability
Ability to understand wider system dependencies and contribute to solution design
Enterprise experience preferred, but financial services is not essential

The key requirement is technical depth. We’re looking for someone who remains genuinely hands-on and is comfortable working in a complex, mature application environment.

Location: Gold Coast, Queensland

Working model: Hybrid, 2–3 days per week in office

Salary: $140k–$165k base + 12% super + $11k bonus

The interview process includes a technical assessment followed by technical and leadership interviews.
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📌 Net Engineer City Of Gold Coast (Australia)
🏢 Lanson Partners
📍 Australia