Top C++ Jobs

Develop compiler software for Cadence’s Palladium emulation platform. Responsibilities include solving large-scale compilation challenges involving logic optimization, partitioning, scheduling, multithreading, and distributed computing. The role requires strong data structures and algorithms knowledge, proficiency in C/C++, debugging skills, Linux/Unix development experience, and familiarity with hardware description languages and electronic design platforms.

Develop compiler software for the Cadence Palladium hardware emulation platform. Responsibilities include solving large-scale compilation challenges involving logic optimization, partitioning, routing, multithreading, and distributed computing. The role requires strong C/C++ programming, data structures and algorithms knowledge, debugging, Linux/Unix development, and familiarity with hardware description languages and electronic design platforms.

Develops, tests, and deploys C++/.NET software for automated baggage handling and automated guided vehicle systems. Designs computer and network distribution applications on Windows platforms, analyzes requirements, creates technical specifications, supports documentation, and collaborates with engineering teams. The role may require travel to customer sites for commissioning and on-site engineering, as well as occasional extended-hours, weekend, holiday, or off-shift support.

Leads and develops a software engineering team while contributing hands-on to enterprise application design, coding, testing, code reviews, production support, and technical decisions. Builds scalable solutions using C#, ASP.NET, SQL Server, and modern web technologies; partners with product and business stakeholders; supports Agile delivery, CI/CD, troubleshooting, root cause analysis, and engineering best practices. The role also includes mentoring engineers, monitoring delivery and operational metrics, and driving continuous improvement.

Lead the design, development, testing, debugging, and maintenance of high-performance C++ software for Linux-based machine-control and commissioning systems. Own complex technical problems, contribute to architecture, lead design reviews, mentor engineers, and improve software quality and reliability. Collaborate with product, architecture, QA, and distributed engineering teams to deliver embedded and real-time solutions for earthmoving automation.

Develop and optimize low-latency C++ software on Linux for IBCS sensor integration and composite track processing. Implement RTI DDS middleware, process and correlate sensor and radar data, support Combat Identification logic, and integrate software with hardware interfaces and battle-management nodes. Collaborate in SAFe/Scrum environments using Jira and Confluence while troubleshooting concurrency, serialization, and network-latency issues.

Develop and integrate C/C++ software for Naval and submarine-launched ballistic missile systems. Apply Agile development practices, perform software analysis and problem-solving, collaborate with engineering teams and customers, and support schedule-driven project goals. The role is on-site in Dahlgren, Virginia, requires an active Secret clearance and U.S. citizenship, and includes occasional travel between local work sites.

Develop and optimize high-throughput C++ algorithms for remote sensor data exploitation, image analysis, detection, and tracking. Design software architectures, contribute to Agile teams and shared tools, and work with databases and Linux systems. The role requires strong object-oriented programming, data structures, concurrency, and performance optimization skills.

Develop and maintain .NET and C# web applications using MVC and IIS on Windows Server. Perform software testing, SQL stored procedure development, SDLC activities, defect tracking, technical documentation, and mentoring of junior personnel. Requires an active TS/SCI clearance with CI polygraph and eligibility for additional clearances.

Develop and maintain high-fidelity, real-time C++ simulation software for SpaceX flight systems and vehicles. Build simulation infrastructure and physics models, prototype designs, improve performance and reliability, and collaborate with engineering teams and simulation users to deliver new capabilities. The role requires strong software development, debugging, optimization, testing, distributed systems, networking, memory management, and physics knowledge.

Develop and maintain high-fidelity, real-time C++ simulation software for SpaceX flight systems. Build simulation infrastructure and physics models, prototype designs, optimize performance, improve reliability, and collaborate with engineering teams and software users. The role involves debugging, unit testing, distributed computing, networking, and supporting simulations for Falcon, Dragon, Starlink, and Starship missions.

Designs, builds, and owns production-grade full-stack services and UI features for Finastra’s Azure-hosted lending platform. Responsibilities include developing C#/.NET and Angular applications, REST APIs, background services, event-driven integrations, secure and testable code, and CI/CD pipelines. The role contributes to architecture, technical documentation, code reviews, and system operational readiness while mentoring engineers. Daily use of GitHub Copilot and AI agents is expected, with strong judgment applied to all generated output.

Leads the architecture, development, and delivery of a global equity derivatives pricing platform and RFQ workflow. Develops Java server and C# client features, designs REST-based solutions, maintains automated test suites, improves CI/CD pipelines, and supports deployment strategies. The role includes requirements refinement, architecture planning, proof-of-concepts, agile delivery, compliance, mentoring engineers, and collaboration with business and platform partners.

The Market Data Engineer will design and implement high-performance market data systems, focusing on trading infrastructure, performance optimization, and system resiliency.

The role involves building and supporting production-level trading systems in C++ for credit and rates products, collaborating with traders and quantitative researchers.

Design, develop, and field high-performance Ground Control Station and C2 software using C++/Qt/QML and QGroundControl. Lead architecture and technical direction, mentor engineers, define APIs/ICDs, debug integration/latency issues, support field tests, implement post-mission debrief tools, and ensure interoperability with C2 standards.

Develop and maintain scalable enterprise web applications using React, JavaScript or TypeScript, C#, and .NET. Build responsive interfaces, backend services, REST APIs, and microservice integrations. Design Azure cloud solutions, support CI/CD deployments, participate in architecture and code reviews, troubleshoot applications, and collaborate with stakeholders, QA, product owners, and developers in an Agile/Scrum environment.

Design, build, and maintain data pipelines, datasets, APIs, storage systems, and research infrastructure supporting quantitative trading. Develop big data tooling for cluster and high-throughput computing, improve scalability and performance, manage data transmission between C++ and Python, and support releases, debugging, maintenance, and storage expansion. The role also involves leading technical projects and mentoring junior engineers.

Design, build, and maintain Stellar Core, the distributed system powering the Stellar blockchain. Responsibilities include developing scalable network components, improving peer-to-peer and processing performance, strengthening resilience and decentralization, investigating bottlenecks, authoring protocol specifications, and contributing to architecture, code reviews, and open-source engineering practices.

Design, build, and maintain Stellar Core, the distributed system powering the Stellar blockchain ledger and consensus. Develop scalable, resilient components; improve peer-to-peer networking and processing performance; investigate bottlenecks; and contribute to architecture, code reviews, RFCs, formal verification, simulations, and open-source collaboration. The role requires production C++ or Rust expertise, strong software design skills, and ownership of core subsystems.

Lead modernization of a 30-year-old Store Management System by reverse engineering EZC file-based platforms, migrating data and applications to PostgreSQL, and developing enterprise C/C++ software. Responsibilities include architecture, systems integration, APIs, ETL, performance optimization, troubleshooting, documentation, and maintaining business continuity. The role also applies AI-assisted development tools for code analysis, documentation, testing, and modernization while mentoring teams and supporting legacy and modern environments.

Designs, develops, tests, deploys, and supports scalable full-stack enterprise applications for Fidelity’s retirement platforms. Builds RESTful APIs and transactional systems using C#, .NET, and Java; develops cloud-neutral, containerized services; participates in architecture and code reviews; modernizes legacy systems; supports production releases; and mentors junior developers within Agile Scrum teams.

Software Engineers at Citadel develop, maintain, and support high-performance trading platforms, focusing on custom software solutions and system stability.

Develop and enhance performance-critical C++ applications for ultra-low latency trading systems, collaborating across teams to analyze and optimize performance.

Develop and sustain a high-performance geospatial collaboration and intelligence reporting tool. Responsibilities include implementing mission-driven enhancements, maintaining existing code, troubleshooting application interfaces, testing, integration, and resolving production issues. The developer will work with Java, C/C++, scripting languages, databases, search platforms, REST services, and Linux. Participation in a rotating pager schedule is required for emergency 24/7 support.