How to say (write) the name of the position?

How to say (write) the name of the position, which more correctly is:
C# Developer
.NET Developer
.Net / C# Developer.
June 14th 19 at 21:07
1 answer
June 14th 19 at 21:09
Software Engineer actually.
A "Specific technology and the word Developer is near" - this is not a position, and specialty.
you have an error - Pedro65 commented on June 14th 19 at 21:12
OK, then how to correctly say the name of the specialization? - nikita.Stracke commented on June 14th 19 at 21:15

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