Senior C#.NET Server Side Engineer

TradeZero; United States; On-site; USD 120,000 - 160,000; Full time

Job summary

TradeZero is seeking a passionate and skilled C#.NET Server-side developer to join our FinTech team. You will design and implement scalable services, optimize performance, and collaborate with geo-dispersed colleagues in a hybrid on-prem/cloud environment.

The role emphasizes strong multithreading, asynchronous programming, and memory management, with a focus on robust testing and teamwork across multiple platforms and teams.

Qualifications

• C#/.NET experience, preferably running on Linux or porting from Windows to Linux.
• FinTech space experience, preferably trading platforms.
• Designing modular, service-oriented architectures built to scale for high volumes.
• Hybrid on-prem / cloud-based environments experience.
• Experience with unit testing frameworks and best practices.
• Excellent communication and collaboration skills.
• Ability to work independently and with geo-dispersed teams.

Skills

C#/.NET

Multithreading

Asynchronous programming

Memory management

FinTech experience

Modular architectures

Hybrid on-prem/cloud

Unit testing

Communication

Independent & team

Tools

API Gateways

Service Mesh

SQL

Linux

Job description

“Built by Active Traders, For Active Traders”, TradeZero was founded in 2015 by a team that leveraged decades of collective operating and trading experience to build a next-generation trading platform tailored to the needs of the ever-growing community of sophisticated traders.

With broker dealers in the Bahamas, US and Canada, we offer retail traders low-to-no-cost stock trading and direct market access to U.S. equities and equity options via online trading platforms. TradeZero’s innovative features and capabilities for stock shorting accommodate all types of retail traders, especially the active trader.

Our customers choose us for our suite of advanced desktop, web-based and mobile trading platforms, professional-grade market access, sophisticated trading tools and our 24x7 live customer service.

About the Role*

We are seeking a passionate and skilled C#.NET Server-side developer.

Skills and Experience

• C# (.NET) experience, preferably running on Linux or porting from Windows to Linux. Advanced knowledge of C#/.NET, with experience in multithreading, asynchronous programming, and memory management.
• Demonstrable experience working in the FinTech space (preferably working on Trading platforms)
• Strong experience designing modular, service-oriented architectures built to scale and handle high volumes of requests
• General experience working in Hybrid on-prem / cloud-based environments
• Experience with unit testing frameworks and general best practices
• Excellent communication and collaboration skills
• Ability to work independently and as part of a team with geo-dispersed individuals

Nice-to-Haves

• Solid knowledge of SQL and experience in writing efficient queries
• Experience with API integration and data fetching
• Experience with API Gateways and Service Mesh architectures

About the Company

“Built By Active Traders, For Active Traders”, TradeZero was founded in 2015 by a team that leveraged decades of collective operating and trading experience to build a next-generation trading platform tailored to the needs of the ever-growing community of sophisticated traders.

With its core offerings of U.S. equities, equity options, and its proprietary Short Locate Services (U.S. patent pending), TradeZero serves both domestic and international active traders, representing a robust and growing total addressable market.