Position: Senior .NET Developer (Poland)
Company: Grid Dynamics
Category: .NET
Experience required: 5y
English level: upper

Grid Dynamics is looking for a Senior .NET Developer to join the big US financial corporation.

**Project description**
"Trading System" project: a cross-functional team of 1 BA, 2 backend developers, 2 frontend developers and 1 Full-stack developer.
Modernization of WinForms application to meet client's environment and CI/CD pipeline, adding of new features to the existing high-performance application for online trading.

**Details on tech stack**
C# front end development. Since the app has rich interactive trading screens, they do not use browser based apps, rather thick clients that use WinForms, with a desired migration to WPF. So having WPF/.NET skills for the C# developers will be key. This is sort of like having those rich Bloomberg trading screens that you might have seen, lots of stuff on the screen, green and red colors, etc. An example the app typically pump up to 8000 messages/sec to the trading screens, and the screens are constantly getting refreshed. The front end client is installed on every trader’s desktop. These workstations are CPU intensive, and also have very high-end graphics card – these are all typical in a Wall Street trading shop.

**Min requirements to the candidate**
Strong knowledge of C#/.NET
Experience with multi-threading
Experience with high-load .NET apps receiving hundreds of external messages per second
Understanding of existing legacy WinForms code
Experience with WPF
Knowledge of .NET ver. 5 or 6
Experience of writing of .NET app with dynamically changing data

**Current team size, their locations and whether the team is going to grow?**
Around 10 engineers

**What tasks the candidate will work with?**
Modernization of WinForms application to meet client's environment and CI/CD pipeline, adding of new features to the existing high-performance application for online trading.

**What is good about project?**
Work for big US financial corporation, after COVID possibility of business trips to Florida