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76 senior software testing engineer jobs at 45 companies in Oxnard, CA

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Senior Software Engineer
Burbank, California, United States
$170k-$200k/yr HybridFull Time
Deluxe
Deluxe: Provides global media production, localization, and content distribution services.
5+ YOERequires 5+ years of software engineering experience, strong Python and backend/API development skills, AI/ML integration experience, testing and CI/CD proficiency, and knowledge of asynchronous programming and microservices.
Python, FastAPI, Flask, Django, REST APIs, OpenAI, LangChain, Hugging Face, AWS Bedrock, Vertex AI, NLP, OCR, RPA, CI/CD, Temporal, Step Functions, Airflow, AWS, GCP, Azure
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Senior Software Engineer, Project Lead
Goleta, California, United States
$182k/yr HybridFull Time
Sonos: Develops and sells wireless home audio systems and speakers.
6+ YOE2+ MgmtBachelor's degree in a technical field and 6 years of software engineering experience. Requires Java, Spring Boot, database optimization, Kubernetes, testing infrastructure, CI/CD, and technical leadership experience.
Generative AI, GitHub Copilot, Claude Code, Google Gemini, Java, Spring Boot, Spring Data JPA, HikariCP, Kubernetes, GitHub, CI/CD
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2mo
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Senior Test Engineer
El Segundo, California, United States
$140k-$197k/yr OnsiteFull Time
Radiant
Radiant: Designs and manufactures portable, mass-produced nuclear microreactors.
2+ YOEUndergraduate engineering degree; 2+ years in engineering problem-solving, design, analysis, or testing; strong hardware-software integration experience.
Python, UNIX, Procedures testing environments
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Software Engineer
Goleta, California, United States
$91k-$121k/yr OnsiteFull Time
Teledyne Technologies
Teledyne TechnologiesNYSE: TDY: Manufactures sensors, cameras, and electronics for aerospace and defense.
5+ YOERequires 5+ years with C, C#, and/or C++, AI use in commercial software, a relevant BS/MS or equivalent experience, U.S. citizenship, and embedded systems, hardware, testing, and debugging expertise.
C, C#, C++, Microsoft Visual Studio, SQL Server, embedded Linux, RTEMs, I2C, SPI, USB, AI, oscilloscopes, logic analyzers
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Senior Systems Engineer - Software
El Segundo, California, United States
$165k-$205k/yr OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
7+ YOEActive Top Secret (TS) clearance, 7+ years engineering experience with C++ and Python, 2+ years leadership, Bachelor\u0002s in STEM, systems/software standards knowledge, testing and Agile experience.
C++, Python, Java, C#, C, JavaScript, React, Node.js, DO-178C, IEEE 12207
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2mo
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Senior Software Engineer (Frontend), Social
Los Angeles or Orange County or San Diego
$177k-$266k/yr HybridFull Time
Sony Interactive Entertainment
Sony Interactive EntertainmentTokyo Stock Exchange: 6758: Develops and publishes PlayStation gaming hardware, software, and services.
5+ YOEBachelor’s degree in Computer Science or equivalent; 5+ years developing HTML, CSS, JavaScript, Node.js, React, and React Native; object-oriented design, cloud services, testing, documentation, and on-call experience.
HTML, CSS, JavaScript, Node.js, React, React Native, C++, C#, MVC, MVVM, MVP
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1mo
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Senior Software Engineer, iOS
Playa Vista or Los Angeles or United States
$175k-$190k/yr HybridFull Time
Thrive Market
Thrive Market: Membership-based online grocery store selling natural and organic products.
7+ YOE7+ years iOS experience, strong Swift proficiency, SwiftUI/UIKit, reactive frameworks (Combine/RxSwift/ReactiveObjC), MVVM, SPM modular architecture, unit testing, Git, experience migrating Objective-C/legacy code, familiarity with LLM coding assistants.
Swift, Objective-C, SwiftUI, UIKit, Combine, RxSwift, ReactiveObjC, Swift Package Manager (SPM), Git, LLM coding assistants, Amplitude, Optimizely, LaunchDarkly, Kotlin, Kotlin Multi-Platform
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Staff Software Engineer
El Segundo, California, United States
$150k-$240k/yr HybridFull Time
Circadia Health
Circadia Health: Develops contactless monitoring devices for continuous patient vitals tracking.
7+ YOERequires 7+ years shipping full-stack production software, strong Python, FastAPI, Pydantic, 3+ years React, AWS, databases, testing, integrations, customer experience, and technical ownership.
React, Python, FastAPI, Pydantic, PointClickCare, Homecare Homebase, WellSky, HL7 v2, FHIR, REST, SFTP, CDC, AWS, PyTest
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2mo
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Senior Flight Software Engineer, Arc Vehicle
Playa Vista, California, United States
$139k-$201k/yr OnsiteFull Time
Inversion Space
Inversion Space: Building autonomous re-entry vehicles for global space-to-Earth cargo delivery.
5+ YOEBachelor's in CS/CE/AE or equivalent, typically 5+ years developing embedded, real-time, or safety-critical software; strong C/C++/Rust and Linux experience; hardware interface and testing experience; excellent communication.
C, C++, Rust, Linux, CAN, Ethernet, SPI, I2C, RS-422, Git, Software-in-the-Loop (SIL), Hardware-in-the-Loop (HIL), unit-testing frameworks, static analysis, CI/CD, logic analyzer, oscilloscope, Guidance, Navigation, and Control (GNC)
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2mo
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Sr. Software Engineer
United States or California or San Francisco or Seattle or New York City or Santa Monica
$121k-$257k/yr RemoteFull Time
GoodRx
GoodRxNASDAQ: GDRX: Platform for prescription drug price comparison and healthcare discounts.
5+ YOE5+ years software development experience; strong frontend skills with React and TypeScript, state management (Context/Redux), GraphQL/REST, Next.js (SSR/SSG); mentoring and remote collaboration experience; focus on performance, scalability, and testing.
React, TypeScript, GraphQL, REST, Next.js, Redux, Contentful, Datadog, Sentry, NewRelic, CI/CD
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1mo
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Senior Product Software Engineer - Frontend
Santa Monica or Seattle or New York
$142k-$190k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
5+ YOE5+ years hands-on software engineering, Bachelor’s or equivalent experience, proficiency in TypeScript/JavaScript, REST APIs, CI/CD (GitHub Actions/GitLab CI), testing frameworks, authentication concepts, and strong problem-solving and communication skills.
TypeScript, JavaScript, GitHub Actions, GitLab CI, Cursor, Claude Code, GitHub Copilot, OpenAI, Anthropic, Amazon Bedrock, Azure OpenAI, Vercel AI SDK, Mastra, LangChain.js, LangChain, MCP clients, OpenAI/Anthropic TS SDKs, Swift, Kotlin, BrightScript, React, WebSockets, SSE, LlamaIndex, Langfuse, LangSmith, Helicone, OTel
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4w
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Principal AI Software Engineer
El Segundo or San Diego
$114k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
3+ YOEActive US government clearance, Bachelor’s in CS+5yrs or Master’s in CS+3yrs, experience with LLMs/AI models, prototyping, integration/testing, and software engineering best practices.
vLLM, opencode, aider, Azure OpenAI, Linux
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2w
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Senior Embedded Software Engineer - TX
McKinney or El Segundo
OnsiteFull Time
Lone Star Analysis
Lone Star Analysis: Provides predictive and prescriptive analytics and engineering solutions.
8+ YOEBachelor in STEM, 8+ years developing C/C++ for embedded/real-time defense systems, DoD Secret clearance, US citizenship, DevSecOps and Agile experience, familiarity with automated builds/testing.
C, C++, CUDA, Scrum, Kanban
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Lead DevSecOps Software Engineer
El Segundo, California, United States
$146k-$198k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOE5+ MgmtBachelor's degree, 5+ years in software development lifecycle, software team or project leadership, DevOps/DevSecOps, test automation, and CI/CD with code versioning, build, and test tools.
GitLab, Continuous Integration and Continuous Development (CI/CD), Risk Management Framework (RMF)
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1w
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Sr Product Software Engineer
San Francisco or Glendale or Santa Monica
$155k-$208k/yr OnsiteFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
5+ YOEBachelor's degree in computer science, engineering, or related field and 5+ years of backend software development experience with Java, Scala, distributed systems, ETL, databases, testing, and reliable production services.
Java, Scala, Spark, Flink, Kafka, Airflow, Hadoop
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4w
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Principal AI Software Engineer
El Segundo or San Diego
$114k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
3+ YOEActive US government clearance, STEM degree (BS/MS) with relevant experience, experience with LLMs/DNNs and deploying AI solutions, prototyping skills, software engineering and integration/testing experience.
LLMs, DNN, vLLM, opencode, aider, Azure OpenAI, Linux
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Senior Test Automation Software Engineer
El Segundo, California, United States
$130k-$210k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
5+ YOEBachelor's degree in STEM,5+ years experience (or 3+ with advanced degree),strong Python and hardware-integrated test automation experience,knowledge of instrument automation (SCPI/GPIB/Ethernet/Serial/USB),Linux proficiency,ability to obtain US security clearance.
Python, SCPI, Ethernet, Serial, USB, GPIB, Linux, Bash, MATLAB, C++, Git, CI/CD
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1mo
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DevSecOps Software Engineer (Experienced/Senior)
El Segundo, California, United States
$120k-$198k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOE5+ MgmtBachelor's degree, active U.S. Secret clearance, 5+ years SDLC and DevSecOps/DevOps experience, 5+ years leading teams/projects, test automation and CI/CD experience, familiarity with GitLab, containerization, and RMF; Security+ preferred.
GitLab, CI/CD, Risk Management Framework (RMF), CodeVue
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2w
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Test Equipment Software Development Engineer
Goleta, California, United States
OnsiteFull Time, Contract
Compal
CompalTaiwan Stock Exchange: 2324: Manufacturer of computers, smart devices, and automotive electronics.
10+ YOE10+ years test software engineering experience for camera optics/ADAS, BS/MS in EE/Physics/Systems, expertise in optical test, calibration and high-volume manufacturing, strong communication and global team experience.
C, C++, MFC, Microsoft Visual Studio, Microsoft Team Foundation Server, Eclipse, WiX (Windows Installer XML Toolset), Microsoft Windows
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Ground Station Software Engineer III
Los Angeles or Florida or Denver or Reston or El Segundo
$165k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBachelor's degree in a technical field and 5+ years developing production software with Python, C++, or Rust in Linux environments. U.S. work authorization and strong automation, testing, and collaboration skills required.
Python, C++, Rust, Linux, JavaScript, AWS, Ansible, Salesforce, REST, TCP, UDP
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