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Technical Lead (.NET WinForms)

  • Remote
  • Wrocław
  • Bielsko-Biała
  • Lead 145 - 170 PLN/h + VAT B2B
Apply Now!

Unfolding Your Next Role

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.

Tech & Tool Stack

CSHARK

C#

CSHARK

.Net

Your Daily Missions

  • 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).

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-haves

  • Prior exposure to trading systems or market data environments.
  • Familiarity with Figma-based UI collaboration and C++ interoperability.

Our
Benefits

At CSHARK, it’s not about trendy perks or the latest gaming console in the lounge. Based on feedback from our team, what truly counts is an environment conducive to focused work, structured processes, and continuous skill development. We prioritize what genuinely enriches the daily work experience, ensuring that every moment spent with us is both productive and fulfilling. 

100% remote work

Harness the power of technology with our remote-first approach. Work from the comfort of your space while staying connected and collaborative. 

Flexible hours

Find your rhythm with hours that align to your lifestyle. We understand that productivity isn’t confined to the typical 9-to-5.

International projects

Engage in projects that transcend borders. Experience the thrill of working with diverse teams and clients from different parts of the world.Navigate the global tech landscape with ease. Enhance your communication skills with our tailored Business English sessions.

Business english lessons

Navigate the global tech landscape with ease. Enhance your communication skills with our tailored Business English sessions.

Participation in charity actions

Connect with the community and contribute to causes that matter. Join us in various charity initiatives and be a part of change that extends beyond business.

In-house technology workshops

Stay at the forefront of technology. Dive deep into topics, refine your skills, and learn from peers through our regular tech workshops. 

100% remote work

Harness the power of technology with our remote-first approach. Work from the comfort of your space while staying connected and collaborative. 

Flexible hours

Find your rhythm with hours that align to your lifestyle. We understand that productivity isn’t confined to the typical 9-to-5.

International projects

Engage in projects that transcend borders. Experience the thrill of working with diverse teams and clients from different parts of the world.Navigate the global tech landscape with ease. Enhance your communication skills with our tailored Business English sessions.

Business english lessons

Navigate the global tech landscape with ease. Enhance your communication skills with our tailored Business English sessions.

Participation in charity actions

Connect with the community and contribute to causes that matter. Join us in various charity initiatives and be a part of change that extends beyond business.

In-house technology workshops

Stay at the forefront of technology. Dive deep into topics, refine your skills, and learn from peers through our regular tech workshops. 

Explore the Heartbeat of CSHARK

Discover the essence of our guilds’ expertise, advanced tools and tech stack, and our real-world successes. Delve into impactful case studies and hear genuine insights from our team

Get to Know How We Work
CSHARK

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