We are looking for a skilled Frontend Developer to join our team in New York, New York. In this role, you will be responsible for designing and enhancing desktop applications and trading tools with a focus on performance, reliability, and scalability. You will collaborate with senior leadership to deliver solutions that meet high standards of quality and usability.<br><br>Responsibilities:<br>• Design and develop high-performing desktop applications using C#, .NET Framework, and WinForms.<br>• Build intuitive and efficient user interfaces, ensuring optimal user experiences.<br>• Implement multithreaded programming and design patterns to enhance application performance.<br>• Develop and maintain database integrations using PostgreSQL and related technologies.<br>• Write clean, maintainable, and well-documented code while adhering to coding standards.<br>• Conduct thorough unit, integration, and performance testing to identify and resolve issues.<br>• Support application deployments and monitor systems in Windows and Azure environments.<br>• Collaborate with cross-functional teams to ensure seamless integration and functionality.<br>• Participate in peer code reviews to maintain high-quality development standards.

• At least 3 years of experience in desktop application development, preferably within the finance industry.<br>• Proficiency in C#, .NET Framework, and WinForms, with strong multithreaded programming skills.<br>• Familiarity with design patterns and architecture principles, particularly .NET-based systems.<br>• Experience with PostgreSQL databases and Python programming is advantageous.<br>• Solid understanding of software design principles and best practices.<br>• Ability to work in Windows and Azure environments.<br>• Strong problem-solving and debugging skills.<br>• Excellent collaboration and communication abilities.

<h3 class="rh-display-3--rich-text">Technology Doesn't Change the World, People Do.^®</h3> <p>Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.</p> <p>Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. <a href="https://www.roberthalf.com/us/en/mobile-app" target="_blank">Download the Robert Half app</a> and get 1-tap apply, notifications of AI-matched jobs, and much more.</p> <p>All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit <a href="https://roberthalf.gobenefits.net/" target="_blank">roberthalf.gobenefits.net</a> for more information.</p> <p>© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to <a href="https://www.roberthalf.com/us/en/terms">Robert Half’s Terms of Use</a>.</p>