Top C# Jobs

Develop and enhance APIs for fraud prevention and identity verification, focusing on scalable microservices and front-end collaboration in an agile environment.

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 Staff Software Engineer, you will lead technical strategies, develop APIs and microservices, and mentor engineers for innovation at GEICO.

Develop scalable C++ software for data center management under Linux, manage builds, CI/CD processes, and support users with software improvements.

Design and maintain high-performance management solutions for datacenters, working with Rust, Go, and C++ while focusing on distributed systems and hardware integration.

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.

Develop and maintain a high-performance image processing system, optimizing algorithms for efficiency, and collaborating with hardware engineers for seamless integration.

The Senior Software Engineer will develop high-performance C++ software for robotics and automation, collaborate across teams, debug system issues, and influence software architecture and product strategy.

Lead the software development for Boxbot's automated material handling systems, focusing on architecture, C++ programming, and collaboration with technical teams.

The Senior Software Engineer (C++) will manage and evolve a complex C++ codebase, collaborate with multidisciplinary teams, and ensure software performance in a diagnostic system.

Design and implement features for Freestyle Orchestrator (Workspace ONE UEM) as an individual contributor. Deliver secure, performant code, improve test coverage and CI/CD, participate in on-call incident response, and collaborate with product, architects, and engineers to advance orchestration and cross-platform automation.

Design, implement, test, and operate SaaS features using C#/.NET across backend and frontend teams. Debug complex systems, automate testing and CI/CD, apply DevOps ownership, and incorporate AI-assisted SDLC practices to deliver secure, high-quality customer solutions.

Seeking C++ Software Engineers skilled in modern C++, math, and physics problems. Responsibilities include developing scientific software tools for diverse domains.

Seeking modern C++ software engineers to create reusable code for solving math and physics problems across diverse scientific domains. Candidates should have 3+ years of experience and ideally hold a BS, MS, or PhD.

Seeking modern C++ Software Engineers with 3+ years of experience for coding, solving math/physics problems in scientific software tools.

Design, implement, and optimize high-performance, low-latency trading infrastructure for research and production. Partner with researchers and traders to build market data, execution, backtesting, and deployment systems. Develop tools for prototyping, simulation, monitoring, risk management, and performance analysis across the strategy lifecycle.

Develop Linux-based client-server applications using C++, with experience in OOAD, Agile methodologies, and working with databases like Oracle.