IG Markets Rest API C#

I need a C# developer to help code basic functions using the Rest API and C#.
The documentation can be found here :

https://labs.ig.com/gettingstarted
https://labs.ig.com/rest-trading-api-guide

Sample code is available here:
https://github.com/AnAlgoTrader/IG.Csharp.Api.Client
https://github.com/IG-Group/ig-webapi-dotnet-sample

You will need to provide the workinh source code and walk through the architecure