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53 sr security software engineer jobs at 24 companies in Menifee, CA

2w
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Sr Engineer, Software Automation
Irvine, California, United States
$100k-$130k/yr OnsiteFull Time
Masimo
MasimoNasdaq: MASI: Develops noninvasive patient monitoring technologies and consumer audio products.
5+ YOE5+ years software engineering or test automation experience; proficiency in Java and Python; networking, mobile, cloud, security testing experience; Bachelor’s in CS or related required.
Java, Python, TCP/IP, DNS, DHCP, HTTP/S, Appium, Espresso, XCUITest, AWS, Azure, GCP, Postman, REST Assured, OWASP ZAP, CI/CD
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1mo
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Lead, Software/Security Engineer (37995)
Carlsbad, California, United States
$117k-$251k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
8+ YOEBachelor's in CS/CE or equivalent experience, 8+ years relevant experience (12+ without degree), Secret clearance required, Python and embedded/Linux experience, strong OOP and testing skills.
Python 3.x, C, C++, Linux, Git, Perforce, Visual Code, Eclipse, Makefiles, TCP/IP, CI/CD
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1mo
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Sr. Software Developer (Salesforce)
Irvine, California, United States
$132k-$205k/yr HybridFull Time
Hyundai Capital
Hyundai Capital: Provides automotive financing and insurance services for vehicle customers.
8+ YOE8+ years Salesforce development experience; expert Apex, Flow, Salesforce customization, integrations (MuleSoft, Heroku), REST/SOAP APIs; data modeling, security and regulatory compliance; Bachelor's preferred.
Salesforce, Apex, Flow, MuleSoft, Heroku, REST, SOAP
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2mo
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Manager, Security Software Engineering
Costa Mesa, California, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Leads software security engineering team; strong security architecture; embedded/Linux experience; proficient in C/C++, Golang, Rust, Python; eligible for U.S. TS clearance.
C/C++, Golang, Rust, Python, Linux, Embedded Systems
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6d
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Staff Cyber Security Engineer
Carlsbad or Tempe
$141k-$222k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
5+ YOEUS citizenship,5+ years security experience,5+ years engineering/software development,BS in CS/CE or equivalent,strong AWS and GCP cloud security experience,knowledge of encryption,IAM,network segmentation,Terraform.
Azure, AWS, GCP, Terraform, Python, Java, GitHub, Security Hub, GuardDuty, Inspector, Google Security Command Center Enterprise, Google SecOps
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1mo
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Senior Software Engineer
Lake Forest or Houston or Philadelphia
$124k-$207k/yr HybridFull Time
AVEVA
AVEVA: Industrial software for engineering and operational performance management.
Strong software development in C# (.NET) or Node.js; hands-on Microsoft Azure cloud experience; CI/CD, DevOps, container experience; knowledge of cloud architecture, networking, and secure development practices.
Microsoft Azure, C#, .NET, Node.js, CI/CD
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2mo
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Embedded Software Engineer - Cybersecurity
Carlsbad or Germantown
$141k-$222k/yr HybridFull Time
Viasat
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
8+ YOE8+ years software engineering experience with C/C++ on Linux, encryption/OpenSSL, Linux security controls, Bash/Python/Lua scripting, Git/Perforce, and an active US Secret Clearance; bachelor’s degree or equivalent.
C, C++, OpenSSL, Linux, Bash, Python, Lua, Perforce, Git, Docker, Podman, LXC, JSON, TLS, IPsec, ARM, Power, x86
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3w
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Senior Software Engineer (MCP Servers)
Irvine or Dallas
$129k-$160k/yr HybridFull Time
Cotality
Cotality: Provider of property intelligence, data, and analytics solutions.
5+ YOEBachelor's degree or equivalent experience,5+ years software development,proficiency in Python,JavaScript/Node.js,Java,API and AI integration experience with MCP and Apigee X,API security and CI/CD experience.
MCP, Apigee X, Apigee XT, MCP Inspector, Python, JavaScript, Node.js, Java, HTTP, gRPC, WebSocket, OAuth, JSON Web Tokens (JWT), Spike Arrest, OpenAPI, Jenkins, Git, Maven, Apigee Analytics, Google Authentication
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3mo
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Autonomy Software Engineer
Woburn or Arlington or San Diego or Dayton or Melbourne or Carlsbad
$174k-$225k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
2+ YOEStrong C++ expertise, systems development and testing, security clearance eligibility, and cross-functional collaboration.
C++, MATLAB, CI/CD, Git, Linux, Windows
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1mo
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SOFTWARE DEVELOPER (C++)
Norco, California, United States
$100k-$160k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
5+ YOE5+ years C++ desktop application experience, strong OOP and multi-threading skills, Git/CMake familiarity, CompTIA Security+ and active Secret DoD clearance required, U.S. citizenship, bachelor’s in CS or related or equivalent experience.
C++, Git, CMake, Python, Jira, Confluence, SAFe, Scrum
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2mo
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Software Engineer (C#/.NET)
New York City or Carlsbad
$101k-$134k/yr OnsiteFull Time
Rockstar Games
Rockstar GamesNASDAQ: TTWO: Developer and publisher of world-class interactive entertainment and games.
4+ YOE4+ years building scalable distributed systems; expert in C# or C++; strong CS fundamentals, API design, web service scalability/security, and database (MSSQL) experience.
Windows Server, SQL Server, IIS, .NET, C#, C++, MSSQL, Perforce, Xbox Live, Sony NP, Games for Windows Live
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1mo
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Senior Software Engineer, Back-End (Payments)
United States or Santa Ana or San Francisco or Oakland or Berkeley or New Jersey or Texas or Florida or Shanghai or Hong Kong or Japan or Canada or Mexico or Germany or France
$141k-$229k/yr HybridFull Time
Collectors
Collectors: Providing authentication and grading services for high-value collectibles.
6+ YOE6+ years engineering experience, deep C#/.NET backend skills, frontend experience with React/Svelte/TypeScript, payments/gateway and distributed-systems experience, observability and security mindset.
Stripe, PayPal, C#, .NET, React, Svelte, TypeScript, PostgreSQL, DynamoDB, Kafka, Kubernetes, AWS, Datadog
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2w
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Senior Software QA Engineer
Irvine, California, United States
$107k-$140k/yr OnsiteFull Time
In-N-Out Burger
In-N-Out Burger: Family-owned fast-food chain serving fresh, made-to-order hamburgers.
5+ YOE5+ years QA experience with automation leadership; test strategy, CI/CD, performance/security/accessibility testing; mentoring, strong communication and problem-solving; High School diploma required, Bachelor's preferred.
Playwright, Jenkins, Jira Software, Confluence, JMeter, Microsoft Office, Visio
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1mo
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Senior Software Developer (Onsite)
Oceanside, California, United States
$45-$67/hr OnsiteFull Time
Frontwave Credit Union
Frontwave Credit Union: Member-owned financial institution providing banking and lending services.
6+ YOE6+ years professional software development; bachelor's in CS/SE or equivalent; experience with Azure Integration Services, Java/C#/JavaScript/SQL; leadership and mentoring experience; knowledge of CI/CD, security, and databases.
Java, JavaScript, C#, SQL, Microsoft Azure Integration Services, Logic Apps, Azure Functions, Data Factory, API Management, Corelation KeyStone, GitHub, Claude Code, Cursor, GitHub Copilot
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1w
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AI Product Software Engineer (Laravel / Vue)
Irvine, California, United States
OnsiteFull Time
Stanbridge University
Stanbridge University: Provides vocational degree programs in nursing and allied health.
5+ YOE5+ years building production web applications with Laravel/PHP and Vue.js; experience using AI-assisted development tools; strong architecture, testing, security, API, and database skills.
Laravel, PHP 8.x, Vue.js, Vue 3, JavaScript, TypeScript, MySQL, MariaDB, PHPUnit, Pest, Playwright, Cypress, Git, GitHub, GitHub Actions, Docker, Redis, AWS, Vite, Claude Code, Cursor, GitHub Copilot, ChatGPT, OpenAI APIs
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2mo
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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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Flight Software Engineering Manager
Irvine, California, United States
$150k-$210k/yr OnsiteFull Time
Terran Orbital
Terran OrbitalNYSE: LMT: Manufactures modular spacecraft for aerospace and defense missions.
8+ YOE3+ MgmtBachelor's in CS/CE/Aerospace required; 8+ years embedded aerospace software experience, 3+ years managing engineering teams, C/C++ and Linux experience, mentorship and leadership skills, US eligibility for DoD security clearance.
C/C++, Linux, Zynq 7000 series, FPGA, multimeter, oscilloscope, spectrum analyzer
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3w
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AI Engineer Lead
Irvine, California, United States
$179k-$287k/yr OnsiteFull Time
Capital Group
Capital Group: Providing active investment management and research-driven financial strategies
10+ YOE10+ years software engineering experience, strong Python, hands-on LLM/LLMOps and RAG production experience, system design, eval-driven development, security/privacy controls, and bachelor’s degree or equivalent.
Python, MLOps, LLMOps, FinOps, IAM, SOC 2
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1d
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Sr. Solutions Architect, Security Observability and Developer Tooling ISVs
Seattle or Irvine or San Francisco or San Diego
$154k-$239k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
8+ YOE8+ years in technology domains,3+ years design/implementation experience,10+ years IT development or consulting; knowledge of cloud architecture,AWS services,and software development tools; strong communication and technical leadership.
AWS
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1mo
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Director, Technical Lead Forward Deployed Engineer
Irvine or Los Angeles or Santa Clara or Boston or Short Hills or New York City or Austin or Dallas or Houston
OnsiteFull Time
KPMG
KPMG: Global professional services network providing audit, tax, and advisory.
10+ YOE5+ Mgmt10+ years shipping production secure software systems with AI/ML focus, bachelor’s in science/engineering, cloud experience (Azure/GCP/AWS), 5+ years leadership, portfolio/GitHub evidence, strong communication and problem-solving.
Claude Code, Lovable, Cursor, Azure, GCP, AWS, GitHub
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