Top Senior Software Engineer Jobs in San Diego, CA

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, 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.

The role involves designing, developing, and supporting software for complex electro-mechanical systems in semiconductor manufacturing. Responsibilities include full lifecycle development, troubleshooting, and collaboration across teams.

Lead design, implementation, and operation of large-scale, low-latency distributed data platforms and stream processing. Own RTAP architecture, build/optimize services (Flink, Spark, ClickHouse, Druid), integrate batch/stream lakehouse patterns, apply AI tooling to automate platform workflows, mentor engineers, and lead production incident response and reliability improvements.

Lead development, integration, and delivery of modular modeling and simulation software. Provide architecture and technical leadership, ensure verification/validation and model fidelity, optimize performance and CI/CD pipelines, integrate simulation components with system interfaces, and coordinate with systems, hardware, and test teams. On-site role requiring active Top Secret clearance and ability to obtain SAP/PAR.

Manage a team of 10-15 embedded software engineers while performing as a technical contributor (~80% program work). Responsibilities include staffing, performance management, career development, process improvement, and ensuring engineering execution for communications systems (Link 16, SDRs, avionics). Must support program delivery, hiring, training, and maintain software engineering excellence.

Design, implement, and deliver enterprise Java/JEE solutions and GUIs in an Agile environment. Collaborate with systems engineering, DevSecOps, test automation, and cloud teams across the SDLC. Develop microservices and SOA-based systems, use OOP and design patterns, integrate web services/JMS/XML technologies, and support build/test/release. Must work on-site and meet government security and SAP access requirements.

Maintain and extend C++ swarm code for ground stations and drones, develop swarming algorithms and communication protocols, improve software architecture and engineering processes, and support Python-based ground station web services.

Lead definition, configuration, and management of system and subsystem Interface Control Documents (ICDs). Define hardware, software, and data interfaces, perform functional analysis and verification, coordinate interface working groups, support Agile/Jira workflows, and communicate ICD status, risks, and impacts to leadership and customers.

Design, automate, and operate scalable NoSQL, streaming, and caching platforms across AWS/GCP using IaC. Build observability, SLIs/SLOs, self-healing and auto-scaling systems, lead incident response and root-cause remediation, apply AI/ML for automation, and mentor engineers to improve platform reliability and developer self-service.

Design, build, and maintain cloud-native backend applications using C#/.NET on AWS. Leverage Claude for AI-assisted coding, participate in design and code reviews, improve performance and reliability, and mentor engineers while collaborating across product and architecture teams.

Design and build enterprise, mission-critical Java microservices and data-flow solutions. Lead multiple mid-to-large projects, integrate observability and dashboards, collaborate across teams, and support deployment and networking requirements while maintaining required security clearances.

Lead architecture, design, and implementation of multi-threaded embedded software (C/C++) for satellite payloads and ground terminals. Collaborate with hardware, silicon, and systems teams, define performance KPIs, drive optimization, testing, CI/CD, and mentor engineers while ensuring fault tolerance, scalability, and high-speed data-plane handling.

Lead frontend modernization by migrating legacy web apps into a microfrontend ecosystem, ship production-critical React/Next.js code, define reusable platform patterns, and collaborate cross-functionally to ensure performance, developer experience, and long-term maintainability.

Design, build, and operate a cloud-first platform: architect scalable AWS backend services, own infrastructure via AWS CDK, develop full-stack components (Node.js, React, React Native), optimize PostgreSQL, and drive platform technical direction while supporting production and incident response.

Design, develop, and test real-time embedded firmware in C/C++ for battery management systems (cell balancing, charging, thermal management, contactor control). Integrate supplier subsystems, perform hardware bring-up and debugging, create requirements/design/test documentation, and collaborate with cross-functional vehicle, controls, and validation teams through the software development lifecycle.

Build and operate GovCloud production infrastructure and Kubernetes clusters, own GitOps CI/CD, observability, security/compliance (SOC2/CMMC/FedRAMP), contribute backend code (Python/TypeScript), and improve developer experience and resilience.

Own and set technical direction for the Everand backend, building scalable, reliable systems for discoverability, personalization, and core consumption journeys. Drive architecture, platform health (CI/CD, staging, DBs, queues, cost, observability), mentor engineers, lead cross-team planning, modernize legacy systems, and partner with product, design, analytics, web/mobile, and ML to support experimentation and telemetry-driven decisions.

Design, develop, integrate, and test safety-critical embedded real-time software for flight/mission systems. Develop automated tests, analyze software requirements, debug hardware/software integration issues, produce technical documentation, and support lab-based Agile development and system-level qualification activities.

Lead cross-functional silicon HW/SW integration for complex SoCs/ASICs across lifecycle: pre-silicon planning, lab bring-up, firmware integration, board design, and system-level debug.

Join ASR as a Senior Software Engineer to maintain and develop swarming algorithms, enhance software architecture, and ensure operational reliability across our robotics systems. Responsibilities include extending the C++ code base and developing Python web services, requiring strong problem-solving skills in complex environments.

The Senior Flight Software Engineer will develop and integrate embedded software for satellite systems, ensuring successful hardware validation, product delivery, and support throughout the entire lifecycle.