Technical Lead

2 weeks ago

Remote Wrocław BielskoBiała, Czech Republic CSHARK Sp. z o.o. Full time

The Essentials We're Seeking 8+ years of professional C#/.NET experience, including Windows Forms and custom control development.  Deep understanding of multi-threaded, low-latency UI design.  Experience with real-time data visualization (charts, grids, multi-window apps).  Comfortable with SVN, TCP/IP, and Windows desktop optimization.  Strong knowledge of TCP/IP and socket-based communication with C++ backend systems.  Excellent debugging, profiling, and refactoring skills.  Experience leading or mentoring developers in an agile, fast-moving environment.  Fluency in English (minimum C1 level) to effectively collaborate in an international team.  Nice to Have Prior exposure to trading systems or market data environments.  Familiarity with Figma-based UI collaboration and C++ interoperability.  Our client is a top-tier proprietary trading firm known for building its own trading technology from the ground up. Their in-house engineering team designs and maintains high-performance Windows desktop applications that traders rely on daily. As a Tech Lead, you’ll combine technical depth with hands-on coding and architectural decision-making to ensure scalability, performance, and an exceptional user experience. IN SHORT: 🌎 100% remote or from the office (Wrocław, Bielsko-Biała) - You choose 💰 150 - 170 PLN/h ☑️ B2B contract 💻 >8 years of commercial programming experience ,[Lead the design and development of Windows Forms applications for real-time trading. , Build and maintain custom controls for high-frequency data visualization (charts, grids, multi-window UIs). , Drive performance optimization initiatives, ensuring low latency and responsiveness. , Mentor and support team members through code reviews, architecture discussions, and technical coaching. , Collaborate directly with traders and backend engineers to deliver business-critical features. , Work with source control and support transition plans (e.g., SVN to Git). ] Requirements: C#, .NET, Windows Forms, SVN, Git, TCP, C++

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