Top Senior C++ Jobs in San Diego, CA

Lead software engineering for high-throughput 5G NR wireless systems. Architect, design, develop, and code major PHY and L1 system features; mentor software engineers; improve development processes; collaborate with cross-functional engineering, systems design, and test teams; and integrate and validate 3GPP wireless technology concepts.

Lead the architecture, development, testing, debugging, and delivery of embedded firmware across multiple client projects. Define software architectures, drivers, middleware, RTOS configurations, and hardware interfaces; lead code and design reviews; mentor engineers; coordinate with clients and cross-functional teams; oversee testing and hardware bring-up; resolve complex integration issues; and support technical estimation, proposals, and production support.

Develops driver, diagnostic, and embedded C++ software for intravascular ultrasound systems. Responsibilities include software architecture, hardware communication, requirements and design documentation, debugging, verification planning, and collaboration with electrical, transducer, catheter, manufacturing, and systems engineering teams. The role requires strong object-oriented programming experience and supports medical capital equipment development. Knowledge of digital signal processing, image processing, and CUDA is advantageous.

The Technical Lead will architect and implement systems for data processing and testing workflows in the autonomous vehicle development space, optimize software engineering practices, and guide a team of engineers.

Build simulation and planning systems for complex communications networks. Develop tools that model hypothetical scenarios, vary configurations and assumptions, compare outcomes, surface tradeoffs, and identify risks. Design scalable, reliable backend systems for complex, evolving network states while collaborating across product engineering to integrate capabilities into broader workflows. Responsibilities span system design, implementation, testing, debugging, and operational support.

Develop and maintain scalable gameplay systems focused on enemy, boss, and ally behaviors for AAA games. Collaborate with content and engineering teams, architect flexible features, optimize performance, review code, mentor junior programmers, estimate work, and drive architecture development for enemy behavior systems.

Design and develop low-latency, high-throughput distributed database kernels for massively parallel analytics. Responsibilities include architecture, modern C++ development, MPI/OpenMP query execution, SIMD and hardware optimization, distributed networking, database internals, in-database machine learning, vector indexing, performance tuning, code reviews, mentoring, and resolving scalability issues across large-scale clustered systems.

Design and develop low-latency, high-throughput distributed database kernels for massively parallel analytics. Responsibilities include query execution, columnar storage, transaction management, cluster coordination, hardware-aware optimization, SIMD vectorization, RDMA networking, in-database machine learning, vector indexing, performance tuning, architecture reviews, code reviews, mentoring, and resolving scalability issues.

Lead integration of avionics/payload subsystems, resolving integration issues with IPTs and suppliers. Validate sensor performance, use RF test equipment, and support system-level testing. Work full-time on-site, collaborate with lab teams, and comply with required Top Secret/SCI/SAP clearances; travel up to 25% may be required.

Design, develop, optimize, and debug ultra low-latency C++ streaming systems and media pipelines (WebRTC, GStreamer, RTP). Analyze performance across CPU, memory, networking, and scheduling. Integrate streaming software with platform services across Windows, Linux, QNX, and embedded platforms. Define KPIs for networking and streaming quality and troubleshoot across software, OS, platform, and hardware boundaries.

Design and develop RTOS and hypervisor features, bring up and optimize software stacks on NVIDIA Tegra SoCs, and debug system-level issues across hardware, firmware, RTOS, and virtualization layers. The role develops high-integrity automotive software using safety and security practices, while leading cross-team technical initiatives and coordinating execution. Candidates need strong C/C++ systems programming, embedded software expertise, operating-system knowledge, hardware-assisted virtualization experience, and at least eight years of experience.

Own and evolve Voltus’s infrastructure platform, including Kubernetes and Nomad workloads, AWS architecture, identity and secrets, stateful systems, observability, infrastructure as code, CI/CD, and developer tooling. Lead business-critical migrations with minimal downtime, establish reliable deployment and rollback practices, mentor engineers, participate in on-call, and build secure infrastructure supporting AI-assisted development.

Leads systems engineering for regulated, embedded electro-mechanical medical devices. Responsibilities include requirements engineering, system architecture, risk management, integration, verification and validation, technical reviews, cross-functional design resolution, and regulatory documentation for FDA and EU submissions. The role provides technical leadership across mechanical, electrical, software, and quality teams while evaluating system alternatives, managing product documentation, and mitigating technical risks.

Develop and maintain software across embedded, systems, and application layers for autonomous maritime platforms. Interface with sensors, actuators, networking, and onboard compute. Design distributed services, improve performance, reliability, and observability, and support lab and field testing alongside cross-functional teams.

Design, develop, integrate, and test embedded real-time software—primarily cryptographic code—for multi-threaded systems. Collaborate with systems, hardware, and test teams in an Agile environment; perform architecture, debugging, static analysis, and lifecycle activities. Support DoD programs requiring security clearance and on-site work in Rancho Carmel, CA.

Design, develop, integrate, and test embedded real-time software for mission/flight-critical systems. Work on architecture, implementation, and SW lifecycle in Agile teams, collaborating with systems, DevSecOps, test, and cloud groups. Support integration, qualification, and delivery; maintain security clearances and obtain SAP access.

Design, develop, integrate, and test embedded real-time and cryptographic software/firmware. Architect and administer embedded systems, collaborate with systems/hardware/integration teams in Agile, debug low-level multithreaded applications, and ensure full software lifecycle from requirements through testing. Position requires DoD Secret clearance and onsite work in Rancho Carmel, San Diego.

Design, develop, integrate, and test embedded real-time cryptographic software. Architect secure systems, implement crypto using libraries, work cross-functionally on Xilinx platforms, and follow full software lifecycle in an Agile environment. Must support integration, debugging, and networking functionality.

Design, develop, and maintain enterprise-level toolsets to exploit large operational data sets. Build CI/CD pipelines, collaborate across engineering disciplines (Cloud, Networking, DevSecOps, Test), perform data analysis/predictive trending (including AI/ML), manage databases and containers, interpret ICDs, and support mission-critical, on-site defense systems requiring high security clearance.

Design, model, and integrate optical components and lenses for survivability systems. Perform raytrace-based optical design, simulate infrared/visual signatures, build and test hardware in lab and flight, collaborate in IPTs, support requirements, and meet customer goals while maintaining required security clearances.

Design, develop, integrate, and test embedded real-time software for Link-16 and tactical datalink systems. Architect and implement low-level firmware, debug multi-threaded embedded applications, work with cross-discipline teams in Agile, and support lab testing with tactical datalink radios and waveform troubleshooting. Must obtain Secret clearance and work onsite.

Leads hands-on full-stack development across architecture, implementation, testing, deployment, and support. Designs secure, scalable C#/.NET and Angular applications, cloud integrations, APIs, and data solutions on AWS. Guides developers, establishes engineering standards, manages CI/CD and automated testing, troubleshoots complex issues, and drives cloud optimization, security, and technical debt reduction. Collaborates with product, architecture, DevOps, analytics, and project teams while supporting migration of on-premises applications to AWS.

Lead a development team while remaining hands-on in full-stack engineering. Design, build, test, deploy, and support secure web applications using C#/.NET, Angular, databases, and AWS. Drive cloud migrations, architecture, CI/CD automation, application security, troubleshooting, performance and cost optimization. Mentor developers, establish engineering standards, lead technical delivery, and collaborate with product, data, DevOps, and architecture teams.

The Senior Backend Engineer develops core product features in ETL and GraphQL, designs APIs, builds ETL pipelines, and collaborates with frontend teams.

Design, build, and maintain scalable end-to-end systems and APIs/SDKs for an enterprise custody platform. Work full-stack across databases, cloud deployments, CI/CD, and security; troubleshoot issues, integrate emerging technologies, and mentor junior engineers.