Top C# Jobs

The role involves developing and enhancing trade and position management infrastructure, building interfaces, and participating in trade processing.

The role involves developing server-side C# applications for trading systems, particularly focusing on risk management and derivatives market data.

Lead design and global rollout of a high-performance core market data and execution platform. Implement and optimize low-latency market data ingestion, normalization, distribution, and execution components in modern C++. Own deployment, monitoring, profiling, and production optimization while collaborating closely with quants and technical traders to enable systematic pricing and trading strategies.

Lead design and global rollout of a high-performance market data and execution Core Platform. Build low-latency ingestion, normalization, distribution, and execution components. Develop tools for quants and traders, own lifecycle from deploy to production profiling and optimization, and collaborate closely with engineers, quants, and traders to iterate on requirements and platform improvements.

Lead development of high-performance C++ trading systems and core platform components, build and optimize exchange connectivity (market data and order flow), implement trading algorithms, improve stability and observability, troubleshoot production issues, and collaborate closely with quants and traders to iterate on design and deployment.

Build and optimize low-latency C++ trading systems used across global venues. Implement exchange connectivity, trading algorithms, testing, monitoring, and performance optimizations. Collaborate with researchers, traders, and engineers to refine requirements, troubleshoot production issues, and deploy reliable, high-performance trading platform components.

Design, implement, and optimize foundational CUDA C++ libraries, parallel algorithms, utilities, and runtime abstractions. Own features across design, implementation, testing, profiling, benchmarking, documentation, and maintenance. Collaborate with compiler, Python, and Rust teams, engage with users on performance and correctness, and improve developer productivity through diagnostics, tooling, and CI integration.

Design, develop, and deploy ground control and onboard communications software for UAV platforms while working in Agile teams.

The role requires developing inspection software for mask inspection systems, requiring strong C++ knowledge and collaboration with multidisciplinary teams.

As a Senior Software Engineer in the HFT team, you will lead technical projects, develop automated trading strategies, maintain trading infrastructure, and collaborate with researchers.

Design, develop, and maintain SpaceX's in-house test infrastructure and supporting applications for production, integration, and simulation testing. Improve reliability, performance, and safety of test software; collaborate with flight software teams; own product development for test tooling and integrate AI-driven developer tooling.

Full-stack C#/.NET developer responsible for maintaining and enhancing application code, building JavaScript UIs, working with SQL Server (PostgreSQL a plus), and collaborating with remote and internal teams. Requires strong organizational, analytical, and communication skills and willingness to learn new tools and environments.

Develop and maintain bioinformatics software systems, collaborate with scientists, and implement efficient algorithms for data processing.

The Senior Software Engineer will analyze, design, and develop programming systems, interact with business users, and ensure software quality through testing and debugging.

Responsible for analyzing, designing, and developing programming systems, addressing user requirements, debugging, and unit testing programs while maintaining legacy code.

Develop capabilities for the VCS21 Management Subsystem by implementing features, maintaining unit tests, fixing defects, and participating in reviews.

We are seeking a C++ Engineer with experience in multi-threading. Responsibilities include developing and maintaining software applications. Candidates should have a strong background in C++ programming.

Seeking a C++ Engineer with experience in multi-threading. Responsibilities include developing and maintaining software applications using C++.

The C++ Developer is responsible for developing applications in a Linux environment using C++, while applying object-oriented principles and design patterns. Collaboration with the team and effective communication skills are necessary.

Seeking a C++ Engineer for production support with experience in troubleshooting production software, strong scripting skills, and understanding of SQL and OOP.

Seeking a dot net developer proficient in C++ and multi-threading to support software development projects.

Seeking a motivated Erlang developer to work on large projects with a focus on server-side development in C/C++. Should be proactive and willing to learn Erlang.

The role involves developing computational models in C++. The candidate will collaborate with product owners and analysts and write unit tests, focusing on performance and design principles.

The role involves developing Intranet Web applications using C# and .Net, overseeing system testing, and creating technical documentation.

Develop and maintain client/server programs, refine specs, manage development activities, enhance UI/UX, assist in support and migration processes.