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31 principal engineer software development jobs at 23 companies in Perris, CA

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Principal Software Development Engineer
Escondido or San Diego
$140k-$200k/yr HybridFull Time
One Stop Systems
One Stop SystemsNASDAQ: OSS: Public U.S. manufacturer of rugged edge-computing hardware and software for AI, sensor processing, autonomy, defense, and industrial customers.
5+ YOEB.S. in Software Engineering and 5+ years' experience. Strong TypeScript, Angular, RxJS, web APIs, testing, Git, and debugging skills; excellent communication and problem-solving.
HTML DOM, Fetch, XHR, Storage, UI Events, Navigation, TypeScript, ReactiveJS (RxJS), AI-assisted programming tools, Angular 14+, PrimeNG, Chart.js, Cypress, Git, Microsoft Office Suite, Adobe Acrobat, Revit, AutoCAD
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Principal Software Engineer
Huntington Beach or San Francisco
$220k-$265k/yr OnsiteFull Time
Mach Industries
Mach Industries: Private defense manufacturer developing unmanned aerospace systems and production infrastructure for military customers.
10+ YOE10+ years leading large-scale software projects; expert in C++, Rust, Python or C; real-time/embedded systems experience.
C++, Rust, Python, C, RTOS, embedded systems
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2d
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Senior Principal Engineer – Software Development (Medical Devices)
Irvine, California, United States
$125k-$206k/yr OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
10+ YOEBachelor’s degree and 10+ years of software development experience required; expertise in C#, C/C++, real-time signal processing, system integration, and regulated product development.
C#, C, C++, Windows, Linux, Python, MATLAB, Azure DevOps, Pipelines, Visual Studio, PyCharm, Git, CI/CD
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2w
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Principal Software Engineer
Irvine, California, United States
$118k-$218k/yr OnsiteFull Time
Cadence Design Systems
Cadence Design SystemsNASDAQ: CDNS: Develops computational software and hardware for electronic system design.
PhD in a related engineering field plus expertise in nonlinear mechanics, finite element analysis, numerical methods, and software development using Fortran, C/C++, Python, Linux shell scripting, and commercial FEA software.
MSC Nastran, Marc, Microsoft Word, Microsoft Excel, Fortran, C, C++, Python, Linux
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Principal Software Developer
Santa Ana, California, United States
$170k-$180k/yr HybridFull Time
HomeXpress Mortgage
HomeXpress Mortgage: Provides non-qualified mortgage and residential lending services.
7+ YOERequires 7+ years of software development, 5+ years with C#/.NET and PHP, enterprise applications and APIs, Agile/Scrum, DevOps, CI/CD, troubleshooting, and a relevant bachelor's degree.
C#, .NET, PHP, Azure, DevOps, CI/CD, Agile, Scrum, SOA, Microsoft
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Principal, Software Engineer
Lake Forest, California, United States
$128k-$166k/yr OnsiteFull Time
Alcon
AlconNYSE: ALC: Manufactures ophthalmic surgical equipment and vision care products.
5+ YOE5+ years relevant experience, Bachelor’s degree or equivalent, fluent English, C++/C# development, RTOS and Windows experience, familiarity with medical device software lifecycle and regulations.
C++, C#, MATLAB, LabVIEW, Microsoft Word, Microsoft Excel, Microsoft Visio, Microsoft Visual Studio, AWS DevOps, Jira, Git, ADO, GitHub, TFS
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Principal Software Engineer
Costa Mesa, California, United States
$165k-$283k/yr RemoteFull Time
Siemens
SiemensXetra: SIE: Global technology specializing in industry, infrastructure, transport, and healthcare.
10+ YOE10+ years of software development experience; distributed systems and real-time applications expertise; technical strategy and architecture leadership; backend language proficiency; system design, optimization, and fault-tolerance skills.
Python, Go, TypeScript, PyTorch, Hugging Face, ONNX Runtime, LangChain, AWS, Kubernetes, Redis, PostgreSQL, Amazon S3, Terraform, GitHub Actions, Datadog, Grafana, Prometheus
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Principal Software Engineer
Austin or Irvine or Dallas
$134k-$185k/yr HybridFull Time
Cotality
Cotality: Provider of property intelligence, data, and analytics solutions.
5+ YOEBachelor's degree required, 5+ years software development experience, strong SDLC and architecture skills, cross-stack programming, experience driving adoption of tools and AI-assisted workflows (GitHub Copilot, LLM APIs, agent frameworks), strong communication and leadership.
GitHub Copilot, LLM APIs, agent frameworks, SDKs
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Principal Software Engineer, Connectivity
Brea, California, United States
$165k-$187k/yr HybridFull Time
RAVE Aerospace
RAVE Aerospace: Developing in-flight entertainment and connectivity systems for airlines.
15+ YOE10+ MgmtBachelor’s degree or equivalent practical experience; 15+ years developing software, 10+ years managing software projects, embedded/networked systems experience, technical leadership, and cross-functional collaboration.
C, C++, Python, JavaScript, HTML, Go
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Principal Software Engineer
Columbus or Irvine or United States or New York City
RemoteFull Time
Avandra
Avandra: Healthcare imaging-data technology connecting clinical imaging workflows for health systems, researchers, biopharma, and AI developers.
12+ YOE12+ years engineering experience, distributed systems expertise, technical leadership, cloud-native systems, CI/CD, observability, automated testing, infrastructure as code, databases, and regulated healthcare environments.
CI/CD, Docker, Kubernetes, AWS, HIPAA
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Principal Software Engineer
Columbus or Irvine or United States
HybridFull Time
Avandra
Avandra: Private New York venture studio that builds and scales AI-native healthtech companies with entrepreneurs and health systems.
12+ YOE12+ years engineering experience, distributed systems expertise, technical leadership, CI/CD, observability, automated testing, infrastructure as code, Docker, Kubernetes, cloud systems, databases, and regulated healthcare experience.
CI/CD, Docker, Kubernetes, AWS, HIPAA
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2mo
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Principal Software Engineer (Python)
Irvine or Oklahoma City or Sunrise or Oxford or Dallas or Austin
$155k-$180k/yr HybridFull Time
Cotality
Cotality: Provides property data, analytics, and workflow intelligence solutions.
10+ YOEMaster's or Bachelor's in CS/AI (required), 10+ years software engineering, expert Python/FastAPI, semantic/graph and RAG experience, cloud (GCP/AWS/Azure), Git/Unix, ADK, vector DBs, strong communication and leadership.
Git, Unix, Python, FastAPI, FastMCP, ADK, Vector Databases, GraphRAG, RAGAS, DeepEval, HyDE, GCP, AWS, Azure
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3mo
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Principal, Software Engineer - Java Developer
Irvine, California, United States
$133k-$227k/yr OnsiteFull Time
Ingram Micro
Ingram MicroNYSE: INGM: Global technology wholesale distribution and supply chain services provider.
8+ YOEBachelor's degree in computer science or a related science, math, or IT discipline; 8+ years of technical experience; strong Java, Spring, API, database, software design, and testing skills.
Java, Spring Boot, Spring MVC, Spring Security, Hibernate, JPA, Oracle, MySQL, PostgreSQL, REST, SOAP, Kafka, RabbitMQ, Git, Maven, Gradle, CI/CD, Docker, Kubernetes, GCP, AWS, Azure
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Principal, Software Engineer - Subscriptions
Irvine, California, United States
$133k-$227k/yr HybridFull Time
Ingram Micro
Ingram MicroNYSE: INGM: Distributes information technology products and provides supply chain solutions.
10+ YOE10-15 years technical experience; 5+ years web services development; strong Java 8+; REST APIs; Spring Boot; JPA/Hibernate/JDBC; Maven; Git; Agile tools; GCP; DevOps mindset; front-end options like Python/NodeJS a plus
Java, Spring Boot, JPA/Hibernate, JDBC, JUnit, Maven, SonarQube, Git, SVN, JIRA, Confluence, XML, JSON, SOAP, REST, GCP, Splunk, DataDog, Python, Node.js, Bootstrap, Material-UI
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2w
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Principal Software Engineer, Vehicle Analysis (Thermal)
Irvine, California, United States
$175k-$225k/yr HybridFull Time
Turion Space
Turion Space: Private U.S. space infrastructure building spacecraft, mission software, and payloads for government and commercial customers.
10+ YOEBachelor’s degree in a technical field; 10+ years with demonstrated technical leadership for principal level; expert Python, scientific computing, thermal analysis, CAE automation, HPC or cloud batch systems, testing, CI/CD, and version control.
Python, NumPy, Thermal Desktop, SINDA, OpenTD, Ansys, STK, Slurm, AWS Batch, CAD, HPC, CI/CD
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3mo
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Principal Software Engineer - DevSecOps Embedded Communications - Active Secret (Onsite)
Cedar Rapids or Morrisville or Fullerton or Fort Wayne or El Segundo
$108k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEExpert in DevSecOps for embedded systems; CI/CD, containerization, IaC, security testing, and embedded networking.
GitLab, GitLab Runners, Docker, Kubernetes, Linux, JFrog Artifactory
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1mo
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Principal Embedded Software Engineer
Irvine, California, United States
$180k-$220k/yr OnsiteFull Time
Silvus Technologies
Silvus Technologies: U.S. tactical communications manufacturer developing MANET radios and mesh-network systems for military, public-safety, and enterprise users.
8+ YOEBachelor's in EE/CS, 8+ years embedded software experience, expertise in embedded Linux on ARM, C programming, Linux kernel driver development; U.S. citizenship required; background check and drug test contingent.
C, Linux, Linux kernel, ARM, RISC-V, AMD UltraScale+ MPSoC, Microchip PolarFire SoC, UltraScale+, IPsec, Internet/Ethernet, socket programming, NIST FIPS 140-3, NIAP Common Criteria, MANET, MN-MIMO
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Principal Mobile Engineer
Carlsbad, California, United States
$160k-$180k/yr OnsiteFull Time
Nice North America
Nice North America: Manufacturer of smart home and building automation systems.
8+ YOE8+ years in mobile app development (iOS/Android) with React Native, quality code, and cross-region collaboration.
React Native, iOS, Android, AWS, Jira, Confluence, Bitbucket, Figma, Sentry, CI/CD
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Principal Engineer - FullStack – Catalog
Irvine, California, United States
$130k-$135k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNSE: TECHM: Global provider of IT services, consulting, and business solutions.
12+ YOEBachelor's degree required; 12+ years software engineering with principal-level leadership, expertise in backend languages and modern frontend frameworks, high-scale distributed systems, and AI-assisted development.
C#/.NET, Go, Java, Python, React, Copilot, Claude Code, Cursor
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Principal Engineer - DeviceOS
Seattle or Costa Mesa
$253k-$336k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology developing AI-powered autonomous military systems.
15+ YOERequires 15+ years building automated verification suites, 5+ years with NixOS, declarative package management, and virtualization; embedded systems experience and technical leadership. Bachelor's degree or equivalent preferred.
Nix, NixOS, C++, AWS, Microsoft Azure, Google Cloud Platform (GCP), Docker, Kubernetes, Jetpack, Lattice, HITL
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