Senior .Net Developer

Senior .Net Developer

Contract Type:

Contractor

Location:

Sydney

Industry:

IT

Contact Name:

Ed Garnsey

Contact Phone:

+61 (0)4 0650 6360

Date Published:

26-Mar-2026

Our client is seeking a versatile Senior .NET Developer to join the technology group within a leading, wealth management brand. This role combines development with production support, vendor management, and ownership of a core administration platforms.

You will play a key role in ensuring the stability, scalability, and continuous improvement of critical insurance systems, while collaborating with internal stakeholders and third-party vendors to deliver high-quality outcomes.

Development & Enhancement

  • Design, develop, and maintain applications using the .NET ecosystem (C#, ASP.NET, .NET Core).
  • Contribute to enhancements and integrations across key administration platform.
  • Build and maintain APIs and services supporting policy lifecycle processes (quote, bind, renew, claims integration).
  • Ensure code quality through best practices, code reviews, and automated testing.

Production Support

  • Lead support & maintenance of business-critical systems, ensuring high availability and performance.
  • Monitor system health, troubleshoot issues, and coordinate incident resolution.
  • Drive root cause analysis and implement long-term fixes.
  • Maintain documentation and knowledge base for operational processes.

Vendor Management

  • Act as a key liaison between internal teams and external technology vendors.
  • Manage vendor deliverables, SLAs, and performance.
  • Review and validate vendor-provided solutions, ensuring alignment with internal standards and architecture.
  • Coordinate releases, upgrades, and issue resolution with third-party providers.

This role does offer a FULLY REMOTE working policy with a very strong remuneration package.

If your excited by the prospects of this role, please apply and we'll give you a call to discuss! :)

...

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