Top C# Jobs

Design, build, and maintain complex C#/.NET applications (WPF/.NET Core); architect scalable solutions; mentor developers; lead code reviews; troubleshoot, optimize databases and apps; drive testing, SDLC and SAFe practices; reduce technical debt and document solutions.

Design and maintain high-speed GPU-based simulation platform ensuring deterministic execution, low latency, and reproducibility at scale. Own interfaces to the self-driving stack, optimize performance, and build self-serve systems to accelerate ML and autonomy workflows while collaborating with ML experts to bridge fidelity gaps.

The Senior C# Developer will lead AI enablement by transforming APIs into an Agent Mesh using C# and the MCP, ensuring secure AI interactions through Gravitee management.

Develop, evaluate, and test safety-critical Orion GN&C flight software. Use MATLAB/Simulink/Stateflow/Autocode, Python, and C/C++ for analysis, simulation, integration, and build management. Improve software processes, perform deep-dive flight and simulation analyses, and collaborate with NASA and contractor teams.

Design, implement, and maintain low-latency C++ applications for trading strategy execution, optimizing performance, and collaborating with traders and engineers.

The role involves developing and maintaining trading user interfaces, enhancing performance of C# components, and adapting to project changes while collaborating with teams.

The Lead Software Engineer will design and implement secure APIs, develop complex web front-ends, and mentor junior engineers while ensuring high-quality software development and customer satisfaction.

As a Software Engineer for Starlink, you'll develop reliable real-time software for satellite-based internet, participate in design reviews, and manage software testing.

Design, develop, test, deploy, and maintain enterprise applications and APIs. Analyze system flows, automate processes with scripting, create tests and architecture/data-flow diagrams, and work in an Agile team using DevSecOps and container orchestration to meet stakeholder requirements and tight deadlines.

Develop, enhance, and maintain backend web applications and services using C#/.NET. Implement features with ASP.NET, Entity Framework, and SQL Server; write unit and integration tests; perform troubleshooting, code reviews, vulnerability remediation, and O&M tasks while collaborating with senior engineers and cross-functional teams.

Design, develop, and test high-fidelity real-time simulation software for SpaceX flight systems. Build core simulation infrastructure and models (fluids, electronics, multi-body physics), prototype designs, improve performance and reliability, and collaborate with engineering teams and users to add features and improve usability.

Design, develop, and test high-fidelity, real-time simulation software for SpaceX flight systems. Build core simulation infrastructure and physics, fluids, and electronics models. Improve performance, reliability, and user features; prototype concepts; collaborate across engineering groups to support Falcon, Dragon, Starlink, and Starship missions.