Top Senior Software Engineer Jobs in San Diego, CA

Lead architecture, design, integration, and optimization of multithreaded embedded C/C++ software for Linux, RTOS, and bare-metal platforms supporting satellite communications. Define scalability, fault-tolerance, recovery, performance, and testing strategies; troubleshoot hardware and software; guide cross-functional technical decisions; and mentor senior engineers while delivering high-quality software for space and ground systems.

Design, architect, develop, integrate, test, and administer embedded real-time software for flight and mission-critical systems. Participate throughout the software development lifecycle, collaborate with multidisciplinary Agile teams, resolve system and programming issues, and deliver software products across multiple baselines. The role requires C, C++, Python, RTOS, multithreaded development, software integration and testing, and an active U.S. Secret clearance.

Develops and maintains C++ and Python modeling and simulation software; integrates components with system interfaces, middleware, and test harnesses. Leads verification, validation, troubleshooting, performance optimization, and CI/CD activities. Collaborates with systems engineers, testers, and stakeholders to translate requirements into scenarios, document technical work, and support demonstrations. This is a full-time, on-site role requiring an active Top Secret clearance, SAP access eligibility, and up to 10% travel.

Develop and maintain clean, reusable software using React and TypeScript. Contribute to front-end and back-end solutions, collaborate in an agile Scrum environment, use Git for version control, solve complex technical problems, and potentially lead development teams. The role supports a Navy customer and requires the ability to obtain a US Secret security clearance.

The Sr. Vision Software Engineer will design, test, and integrate machine vision solutions, develop computer vision algorithms, and troubleshoot production issues while collaborating with engineering teams.

Develop and deliver Java/JEE enterprise software in a SOA environment across the full SDLC. Work with JMS, web services, XML technologies, and collaborate with systems, hardware, and integration/test engineers. On-site role requiring Top Secret clearance and up to 25% travel.

Design, develop, and maintain C++ software and Qt-based GUIs for instrument communication and hardware interaction. Build reliable components, write Google Test unit tests, use CMake and Git, debug and optimize applications, collaborate with firmware/hardware teams, conduct code reviews, and produce clear documentation while operating in an agile startup environment.

Develop and maintain real-time sensor software solutions for autonomous vehicles, integrating AI/ML algorithms for various sensor systems across multiple domains.

Design, implement, and deliver user-experience applications in an Agile environment. Collaborate with systems, cloud, DevSecOps, and test teams to develop JEE/SOA enterprise solutions, GUIs, and prototypes. Apply OOP, JMS, web services, XML technologies, and multiple programming languages (Java, C, C++, Python). Participate in integration, test, build/release, and lifecycle processes. Work full-time on-site in San Diego, require Top Secret clearance and SAP access; travel up to 10%.

Develop and deliver scalable, distributed SaaS features for a clinical-trial software platform. Responsibilities include architecture and hands-on development, engineering best practices, technology innovation, cross-service and AI-powered feature integration, real-time systems, customer-focused product delivery, and mentoring software engineers. The role collaborates closely with a fast-moving team and contributes to the product roadmap.

Design, develop, and deliver Java JEE middle-layer enterprise solutions in a SOA environment. Collaborate with systems, cloud, DevSecOps, and test teams in Agile SDLC, implement object-oriented designs, JMS, web services, XML technologies, and participate in integration, testing, and release activities. On-site San Diego role requiring Top Secret clearance and SAP access.

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.

Design, implement, and integrate embedded Linux software (applications, servers, drivers). Configure kernels and BSPs, perform feasibility and performance analysis, troubleshoot system-level issues, lead and mentor small engineering teams, define requirements, and manage project execution while collaborating across labs and documenting design alternatives.

Lead Software & AI Engineer responsible for designing, developing, and deploying software solutions integrating AI/ML. Requires extensive experience in cloud-native development and DevSecOps.

Lead architecture and re-architecture of HAL, telemetry, and C++ middleware for autonomous mobile robots. Integrate sensors, optimize embedded performance, drive migrations from Python to C++, mentor engineers, and ensure system reliability and observability across the robotics platform.

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.

Develop and integrate software and AI capabilities for Navy expeditionary systems, including sensors, unmanned systems, command-and-control platforms, and Tactical Assault Kit. Build tactical applications, maintain real-time data meshes and pipelines, normalize tactical data, test field systems, and integrate machine learning models. Collaborate with data and systems engineers, troubleshoot operational systems, monitor data reliability, and provide technical guidance for long-term Department of the Navy technology strategies.

Design, implement, and operate scalable backend services and provider-facing features for sleep health diagnostics. Collaborate with Product, Design, and platform teams, participate in system design and code reviews, own production reliability (monitoring, alerting, on-call), and help define AI-native engineering practices using AI-assisted tools.

Lead technical strategy and architecture for data-centric solutions across programs. Oversee data acquisition, harmonization, processing, storage, analysis, dissemination, and product lifecycle. Serve as technical lead/Product Owner, define enterprise data standards, decompose backlogs, prioritize features, advise leadership on analytics opportunities, and ensure mission-focused delivery within high-clearance environments.

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.

Lead the Full Stack Software discipline by defining technical vision, governing tools/processes/training, building a community of practice, enabling sector-wide engineering toolchains, resolving technical shortfalls, embedding lessons learned, and improving software engineering KPIs and interoperability across multiple Aeronautics sites. This is a strategic leadership role focused on governance and enablement rather than day-to-day coding.

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.