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96 security software engineer jobs at 38 companies in Temecula, CA

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Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
2mo
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Security Software Engineer
Costa Mesa, California, United States
OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
0+ YOEPursuing or have completed a Bachelor's or Master's in CS/Engineering/Math/Physics; 0.25–2 years of technical experience; proficiency in Rust, C/C++, or Go; cybersecurity fundamentals; embedded systems knowledge; US person with clearance eligibility.
Rust, C, C++, Go, Embedded systems
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2mo
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Senior Software Engineer - Edge-Services Security
New York City or Los Angeles or Aliso Viejo or Century City
$200k-$250k/yr HybridFull Time
StubHub
StubHubNYSE: STUB: Online marketplace for buying and selling live event tickets.
Senior software engineer with AWS edge services, CDN, bot management, IaC, security, and observability experience.
AWS CloudFront, Global Accelerator, Bot management, Terraform, Python, Go, TypeScript, Java, Lambda@Edge, WAF, Route53
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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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1w
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Software Developer
Poway, California, United States
$106k-$190k/yr OnsiteFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
8+ YOERequires advanced software engineering experience for complex integrated systems, ability to lead/mentor, support integration and releases, and obtain DoD security clearance.
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1w
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Product Security Engineer
Irvine or Newport Beach or Denver or Seattle or San Francisco
$185k-$220k/yr HybridFull Time
Compa
Compa: AI-powered compensation intelligence platform for enterprise teams.
5+ YOE5+ years software engineering experience, application and cloud security reviews, threat modeling, secure SDLC, cloud-native and IAM knowledge, strong systems thinking and communication skills.
AWS, SAML, SCIM, RBAC, CI/CD, IAM, infrastructure-as-code, containers
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1mo
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Product Security Engineer
Irvine, California, United States
$106k-$169k/yr OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
3+ YOEBachelor's in cybersecurity/computer science or related; 3+ years in product security/product or software development or QA; experience with static code analysis and vulnerability scanning; foundational cryptography and PKI; knowledge of threat modeling and medical-device security.
Black Duck, Coverity, Veracode, Nessus, Snyk, Metasploit, SBOM, TLS, mTLS, HL7, FHIR, Bluetooth LE, STRIDE, PASTA, NIST, OWASP, PKI
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2w
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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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1mo
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Embedded Software Engineer - Cybersecurity
Carlsbad or Germantown
$141k-$222k/yr HybridFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
8+ YOE8+ years software engineering; strong C/C++ on Linux; encryption; OpenSSL; Linux security; Bash/Python/Lua; Agile/Perforce/Git; mentor; BS in CS/Engineering; hybrid Carlsbad; Active Secret Clearance.
C, C++, OpenSSL, Linux, Bash, Python, Lua, Perforce, Git, CI/CD, Agile
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1w
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Embedded Software Engineer
Irvine, California, United States
$150k-$190k/yr OnsiteFull Time
Turion Space
Turion Space: Builds spacecraft for orbital debris removal and satellite servicing.
2+ YOE2+ years embedded software or test development, experience with C/C++, automated testing in HITL/SITL, strong problem-solving, ability to obtain U.S. security clearance.
C, C++, Google Test, CppUnit, Pytest, CI/CD, HITL, SITL
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3mo
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Cloud Software Engineer Staff
Irvine, California, United States
$154k-$258k/yr HybridFull Time
Panasonic North America
Panasonic North AmericaTokyo Stock Exchange: 6752: Develops and manufactures electronics for consumer and industrial sectors.
8+ YOESenior cloud software engineer with 8+ years in AWS, Java/Python/Node.js; strong cloud architecture, IaC, security, and distributed systems experience.
AWS, API Gateway, DynamoDB, Cognito, CloudFormation, Terraform, Docker, Kubernetes, AWS Lambda, Linux, CI/CD, CloudWatch, Postgres
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Software Development Staff Engineer Senior
Costa Mesa, California, United States
$185k-$233k/yr RemoteFull Time
Experian
ExperianLondon Stock Exchange: EXPN: Provides data and analytical tools to manage credit risk.
5+ YOE5+ years software development experience, Bachelor's in related field, strong Python and AWS experience, SQL/NoSQL, CI/CD, secure coding, and experience with data engineering and ML integrations.
Python, Pandas, SciPy, PySpark, Pydantic, AWS, EC2, S3, RDS PostgreSQL, Lambda, SQL, MongoDb, AWS DocumentDb, CodeCommit, CodeDeploy, CodePipeline, Harness, Jenkins, CLI, BitBucket, Git
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1mo
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Embedded Software Engineer
Irvine, California, United States
$48-$67/hr OnsiteFull Time
Silvus Technologies
Silvus TechnologiesNYSE: MSI: Develops advanced mobile ad-hoc network radios for mission-critical communications.
2+ YOEBS in EE/CE/CS + 2+ years embedded software development (or MS), expertise in C and Linux kernel driver development, U.S. citizenship required, background check and drug test contingent, experience with networking, security, and device drivers.
C, Linux kernel, ARM, RISC-V, AMD UltraScale+ MPSoC, Microchip PolarFire SoC, IPsec, NIST FIPS 140-3, NIAP Common Criteria, MAC, socket programming, Internet/Ethernet protocols
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1mo
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JUNIOR SOFTWARE DEVELOPER (C++)
Norco, California, United States
$75k-$110k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
0+ YOE0–4 years software development experience; proficiency in C++ for desktop applications; familiarity with OOP, multithreading, Git, CMake, and Python; U.S. Citizenship and active Secret DoD clearance required; CompTIA Security+ required.
C++, Git, CMake, Python, Jira, Confluence, SAFe, Agile
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1mo
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Infrastructure Security Engineer
Irvine, California, United States
OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
5+ YOEBachelor's in CS/CE/Cybersecurity; 5+ years in infrastructure or cloud security; strong software and networking fundamentals; Kubernetes, CI/CD, cloud-native infra; IAM and secrets; threat modeling; cross-functional collaboration.
Kubernetes, Cloud, CI/CD, Identity and Access Management, Secrets Management, Infrastructure Automation, Threat Modeling, Security Architecture
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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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Cloud Software Engineer Staff
Irvine, California, United States
$154k-$258k/yr HybridFull Time
Panasonic Avionics Corporation
Panasonic Avionics CorporationTokyo Stock Exchange: 6752: Provides in-flight entertainment and connectivity systems for airlines.
8+ YOEBachelor’s degree in CS or Engineering; Master’s a plus. AWS certs a plus. 8+ yrs software development; 2+ yrs AWS-native deployments; Docker/Kubernetes; Python/Node.js/ PHP; IaC, CI/CD; security, monitoring, REST/API.
AWS, API Gateway, DynamoDB, Cognito, CloudFormation, Terraform, SQS, SES, Docker, Kubernetes, ECS, EKS, Python, Node.js, PHP, Laravel, IAM, KMS, CloudWatch, Serverless, AWS Lambda, AWS SAM, REST, RPC, TCP/IP, DNS, SQL, PostgreSQL, NoSQL, CI/CD
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1w
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Senior Software Engineer, Game Engine & World Systems (Autonomy)
Poway, California, United States
OnsiteFull Time
Applied Intuition
Applied Intuition: Developing software and simulation infrastructure for autonomous vehicles.
7+ YOE7+ years software engineering experience building spatial/world representation systems; expert C++ (C++20); Python and shell proficiency; computational geometry and real-time performance experience; U.S. citizenship and ability to obtain security clearance.
C++ (C++20), Python, Shell, Cursor, Claude Code, GitHub Copilot, Linux, Docker, Nix, Bazel
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2mo
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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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3w
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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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1mo
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Senior Principal Software Engineer (ONSITE)
Fort Wayne or Largo or Richardson or Ontario or Cedar Rapids
$132k-$252k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
10+ YOEU.S. citizenship and ability to obtain/maintain a DoD Secret clearance; typically requires a STEM degree and 10+ years experience (or advanced degree and 7+ years). Experience with C/C++, Java, embedded/Linux/real-time systems, DevSecOps, CI/CD, MBSE, and secure software practices.
C/C++, Java, Linux, DevSecOps, CI/CD, Scrum, SAFe, MBSE, UML, SysML, DO-178
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