Top C# Jobs

Develop and maintain C#/.NET (or Java) applications, write SQL, and work with telemetry and big-data tools (Hadoop, Pig, Hive). Leverage Microsoft technologies to deliver enterprise IT solutions.

Lead C++ developer to port a large compiler/interpreter codebase from x86 to x64, integrate with Office products, review and refactor code, implement high-quality unit-tested fixes, collaborate with US/India teams, and drive technical solutions and tooling improvements.

Develop and maintain C/C++ software for telecom environments on Linux. Produce software documentation, use git/Gerrit/GitHub/GitLab, perform shell scripting and basic system administration. OpenStack experience is a plus.

The role involves developing C/C++ software frameworks, debugging, troubleshooting, and collaborating with senior engineers to design innovative features while focusing on performance and reliability.

Design, develop, integrate, test, and support real-time, mission-critical C++ software for Gatik's autonomous vehicle stack. Collaborate with research engineers to produce maintainable, testable designs; architect solutions across a large software stack; ensure SDLC and safety best practices; mentor researchers on performance and resource use; and participate in code/design reviews and deployment with DevOps teams.

Design and implement ultra-low-latency C++ trading gateway components, build market access interfaces (FIX/OUCH), optimize NUMA-aware multithreaded systems, employ userspace networking, lock-free techniques, and compiler/cache optimizations, and lead related projects.

Design and implement low-latency C++ gateway infrastructure for market access. Build and optimize order-entry interfaces (e.g., FIX, OUCH), apply NUMA-aware multithreading, userspace networking, compiler/cache optimizations, and lock-free techniques. Contribute to architecture and performance tuning using strong algorithms, data structures, and modern C++ best practices.

As a Staff Software Engineer for Liquidity Management, you'll lead architectural decisions, mentor engineers, and drive platform development, focusing on scalable, reliable systems for treasury management in a fast-paced environment.

Design, build, and implement changes to Stellar Core while working on performance improvements, decentralization, and incentive mechanics. Collaborate on architectures and contribute to code reviews under the Stellar Development Foundation.

Design and build key components of Stellar Core, improve system performance, collaborate on architecture, and lead technical discussions.

Design and develop key components of Stellar Core while collaborating with team members. Engage in performance optimization and ensure the system's scalability and security.

As a Senior Software Engineer, you will design and develop key components of Stellar Core, enhance blockchain technology, and collaborate with engineering teams.

Lead design and development of high-performance backend infrastructure using modern C++ (and optionally C# or Java). Architect scalable, low-latency distributed systems and microservices across Linux and Windows, optimize performance and memory, implement multithreaded processing, integrate databases and messaging systems, mentor engineers, and drive code quality and CI/CD best practices.

Design and implement C/C++ software and OS-level environment for the Palladium emulation platform. Write feature and test specifications, implement unit/integration/system tests, collaborate across teams, and optimize algorithms and performance. Work may include Linux/kernel drivers, multithreading, and TCP/IP networking.

Design, refactor, and build high-performance C++ core infrastructure for vehicle dynamics and Starlink simulations. Lead Monte Carlo and HPC simulation development, optimize performance and reliability, create testing/HITL frameworks and visualization tools, and collaborate cross-functionally to model multi-body physics, environmental effects, and hardware behavior while improving CI, profiling, and testability.

As a Software Engineer, you will design, prototype, and develop software solutions for semiconductor equipment, focusing on machine learning and AI applications. Responsibilities include troubleshooting, documentation, and project requirements analysis.

Refactor and develop complex C++20 software to be platform-independent and containerized (Docker). Perform systems modeling, simulation, analysis, collaborate with hardware engineers, document software, and potentially lead junior staff. Work onsite supporting a federal customer at Redstone Arsenal; must be US citizen able to obtain security clearance.

Develop and optimize ultra-low-latency, high-performance trading infrastructure in modern C++. Implement and tune order execution, market data connectivity, multi-threaded systems, and risk modules. Profile and benchmark real-time systems, collaborate with quants and traders, and maintain robust, fault-tolerant continuous trading operations.

Develop and enhance 3D analytic capabilities for ArcGIS Pro using C++. Responsibilities include building components, managing large datasets, and applying algorithms.

Design, develop, and maintain web applications using C#, .NET, AngularJS, TypeScript and Node.js. Collaborate with customers and team to define requirements, ensure performance and quality, fix bugs, participate in code reviews, and maintain code quality within an Agile environment.

Design and develop scalable services/APIs using C#/.NET/.NET Core, collaborate during SDLC, mentor junior engineers, and ensure code quality.

Develop and optimize core infrastructure for autonomous driving. Focus on low-latency execution, component health monitoring, and system performance improvements.

Lead design and implementation of a low-latency C++ trading platform covering execution, market data, order and risk management. Build direct exchange connectivity, optimize microsecond/nanosecond performance, collaborate with traders and quants, and own systems end-to-end in production trading environments.

Develop and maintain high-performance, scalable system software and libraries for web/payment platforms. Build multi-threaded C++ servers, ensure HTTP protocol correctness, collaborate with distributed teams, perform code reviews, mentor engineers, and use Python for tooling or automation.

Looking for mid to senior level .NET/C# developers with SharePoint experience to enhance customer experience through new functionality. Candidates will document business requirements and develop application design documentation.