Top Remote C# Jobs

You will develop and maintain components of the LLVM based toolchain, collaborating with the community while ensuring platform-specific optimizations and tests.

As a Software Engineer, you will develop and maintain the Tally software stack, enhance robot navigation and autonomy, and support CI/CD processes.

Build and enhance an exam development platform using Angular front-end and C# backend. Collaborate with product and design teams, ensure performance and responsive UX, follow CI/CD and automated testing best practices, perform code reviews, troubleshoot issues, mentor junior developers, and incorporate improvements including AI/ML retrieval-based solutions.

Build and test scalable SaaS features using ReactJS and C# .NET. Develop single-page applications, design REST API endpoints, create asynchronous backend services, and contribute throughout the SDLC. Collaborate with developers, product analysts, and UI/UX designers in an agile environment. Deliver code within sprint cycles, help define feature scope, solve complex problems, and support the transition from on-premise products to cloud-based architecture.

Join a talent community for C++ engineers to get priority access to future roles. Ideal candidates have strong modern C++ (C++11+) skills, experience in graphics/geometry or audio/image/video processing, performance optimization or cross-platform development, and familiarity with tools like Qt and CMake. Remote collaboration, strong problem-solving, and good communication are required; bonus for C++ integration with Python, JavaScript, Swift, Objective-C, AI, web, or mobile.

Lead technical direction for a major product domain, reduce architectural debt, mentor engineers, standardize AI-agent workflows, and design scalable backend solutions integrating LLMs and cloud services. Drive cross-team RFCs, cookbook standards, and adopt agentic AI tooling while balancing security, quality, and delivery.

Design and optimize high-performance C++/CUDA libraries for GPU-based data processing. Improve multi-node GPU communication (UcxExchange), optimize Presto GPU query performance, and lead enhancements across Presto, Velox, and cuDF projects for efficient DataFrame and database acceleration.

Develop and maintain the Java client library and high-performance C/C++ server applications. Implement message parsers and feed handlers, optimize for extreme throughput and low latency, build tools for petabyte-scale processing, collaborate on build/deploy/CI practices, monitor uptime, and support smooth feature rollouts.

Implement and maintain the C# client library and high-performance C++ server applications. Build message parsers and feed handlers, optimize for millions of messages/second and nanosecond latency, develop petabyte-scale data tools, collaborate on build/deploy/CI/CD, monitoring, and ensure reliable feature rollouts.

Build, integrate, and stress-test full-stack applications and backend services that leverage advanced AI models. Develop production APIs, front-end features, databases, and cloud infrastructure; troubleshoot integrations; prototype rapidly and deliver high-quality code and documentation in fast-moving environments.

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

As a Sr. Software Engineer at Bloomerang, you will lead technical direction, mentor engineers, and enhance SaaS solutions while utilizing .NET and AI tools. You will ensure scalable, maintainable applications, advocate for Agile workflows, and focus on quality outcomes in software development.

Seeking a Senior iOS Developer to design and build high-performance iOS applications. Requires 5+ years in iOS development with Swift and Objective-C, experience with REST services, and skills in data persistence frameworks. Occasional travel may be needed.

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.

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

Lead design and delivery of complex backend features for a high-scale online banking platform. Own code from design to production, modernize legacy systems, develop microservices, design APIs, implement tests, ensure secure coding, use AI-assisted tools, troubleshoot issues, and document APIs while collaborating with product, QA, and front-end teams.

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 high-performance C++ libraries for automated PCB design challenges, mentoring peers and shaping technical direction while collaborating with experts in various fields.

Senior backend developer to design and implement a SaaS workflow automation platform on the Microsoft stack. Responsibilities include software architecture, backend development, code reviews, mentoring junior developers, technical guidance, and supporting a remote team across timezones.

Develop and maintain mobile app and no-code quest editor, implement gameplay engine and server, design software architecture, and collaborate in one-week Scrum sprints using C++, Qt, QML, MySQL, and AI-assisted tools.