Top Remote C++ Jobs in Washington, DC

Design, build, operate, and evolve backend services and runtime infrastructure for cloud orchestration and job execution. Own distributed, asynchronous systems, APIs, workers, persistence, and service-to-service coordination. Improve reliability, observability, testing, and operational tooling; lead cross-team designs and mentor engineers.

Develop, optimize, and integrate 5G NR L2/L3 protocol stacks (MAC, RLC, PDCP, RRC, NGAP). Implement scheduling, HARQ, buffer management, and mobility features. Debug protocols using tracing tools and integrate L2/L3 with PHY and 5GC to improve throughput, latency, and handover performance.

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.

As a Software Development Engineer II on the Search Geocoding team, you'll design and implement algorithms for efficient search retrieval, collaborate cross-functionally, and optimize solutions to enhance user experience.

As a Compiler Engineer, you'll enhance compiler performance, support multiple operating systems, develop toolchains, ensure interoperability, and contribute to open source.

Design and implement core components of networking systems at Ditto, focusing on transport protocols, performance, and modular architecture.

The Sustaining Operations Engineer resolves complex Linux-related issues, collaborates with teams, participates in communities, and provides escalation support, driving issues to resolution and maintaining operational success.

As a Software Engineer - L3 Support, you will resolve complex Ubuntu-related issues, collaborate with teams, and participate in upstream communities to drive bug fixes and improvements.

Optimize Ubuntu integration across latest IoT and server-class hardware, lead customer engagements, and work with open source communities in a remote, collaborative environment.

As a Software Engineer, you will resolve complex customer issues related to Ubuntu and open source software, participate in upstream communities, and develop and review code across multiple layers of the software stack.

Contribute to 5G software development and product prototyping, support AI tool improvements, assist in lab maintenance, and engage in Agile processes.

The Senior Software Engineer will diagnose, develop, and deploy solutions for deployed autonomous software, focusing on technical discovery, rapid software fixes, tooling improvements, and cross-team collaboration.

Design, develop, and maintain high-reliability embedded software for spacecraft and ground systems. Implement secure communications, low-level drivers and kernel components, build automated tests and validation tools, participate in architecture and code reviews, and mentor junior engineers to improve system performance and reliability.

Contribute expert software engineering to train AI systems: fix bugs, implement features, refactor code, optimize performance, evaluate architectures, and collaborate cross-functionally to improve model training workflows.

Design, implement, and optimize gameplay mechanics and systems. Collaborate with designers, artists, and developers to troubleshoot and refine code, optimize performance across platforms, and maintain clean modular code while staying current with game technologies.

Develop and enhance GIS capabilities within a core C++ OMS application, configure map services, design cartography, integrate spatial databases, resolve spatial data issues, and collaborate with product teams using Jira and GitHub.

The Senior Software Engineer will develop high-performance C++ and Python services, create data pipelines, design APIs, and ensure system observability and performance in a hands-on, fully remote role.

Seeking motivated students for a Hardware Engineering Coop to gain hands-on experience in high-speed hardware design and contribute to real-world signal integrity projects.

The Staff Autonomy Engineer will architect and lead the development of a multimodal localization stack, ensuring system-level reliability and safety in autonomous vehicles, while mentoring engineers and driving technical roadmaps.

As a Software Engineer, you'll develop backend services, write smart contracts, improve tools, mentor junior engineers and engage with the developer community.

Design and scale core infrastructure for an exchange platform focusing on latency and performance, while building APIs and managing technical relationships with clients in the sports prediction market.

Build and own device fingerprinting and fraud detection capabilities for Stytch on Twilio. Partner with product and engineering leadership to define roadmap, author design docs, drive technical decisions, improve production resilience, and mentor other engineers. Operate with high ownership across cross-team integrations and on-call responsibilities.

As an OR Software Engineer, you will design, develop, and maintain optimization software. Collaborate with teams to implement best practices and enhance machine learning infrastructure for logistics software.

The Embedded Software Engineer II will develop C/C++ code for an embedded Linux platform, perform debugging, and work on hardware integration.

Design, develop, and implement embedded software for IoT devices, collaborating with cross-functional teams while ensuring software reliability and performance.