Python Test Software Developer Jobs in Lomita, CA, US

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3mo

Software Test Engineer

Los Angeles, California, United States

OnsiteFull Time

Motorola SolutionsNYSE: MSI: Sells mission-critical communication and video surveillance technology.

Bachelor's in CS/EE; strong Python/C/C++; testing across Windows/Linux/MacOS/Android; networking basics; US citizenship; background check required.

Python, C/C++, Wireshark, TCPDump, Putty, Minicom

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3mo

Software Test Engineer

Los Angeles, California, United States

$36-$43/hr OnsiteFull Time

Silvus TechnologiesNYSE: MSI: Develops tactical mesh radios for mission-critical wireless communications.

Bachelor's degree in CS/EE, strong Python/C/C++, testing and networking basics, US citizen.

Wireshark, TCPDump, Putty/Minicom, Web browser developer tools

2mo

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2mo

Senior Test Automation Engineer, Python

Burbank or Walnut Creek or Portland

$128k-$187k/yr HybridFull Time

Network Optix: Provides software for intelligent video management and surveillance analytics.

5+ YOE5+ years in software development or test automation; expert Python; experience automating tests in virtualized environments; cross-platform desktop/mobile testing; CI/CD integration; strong troubleshooting.

Python, Qt, Docker, Git, Windows, Linux, CI/CD

1mo

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1mo

Software Engineer, Test Infrastructure

Irvine, California, United States

$135k-$170k/yr HybridFull Time

Field AI: Develops autonomous software brains for robots in unstructured environments.

3+ YOE3+ years in software engineering or test infrastructure; Python; testing frameworks; Linux; debugging; CI/CD; collaboration.

Python, Linux, Docker, CI/CD

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Software Engineer in Test (SET)

Orange or New Braunfels

$95k-$110k/yr HybridFull Time

LCPtracker: Provides cloud-based labor compliance and certified payroll software for construction.

3+ YOEBachelor’s degree in computer science, engineering, or related field; 3+ years in software testing with test automation; programming in Java, C#, Python, or JavaScript; experience with Playwright, Selenium, or Cypress; strong QA lifecycle and CI/CD knowledge.

Playwright, Selenium, Cypress, Java, C#, Python, JavaScript, .Net, REST, GraphQL, CI/CD

2mo

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2mo

Software Development Engineer in Test, Creativity Apps

Culver City or San Diego

OnsiteFull Time

AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.

5+ YOE5+ years QA/QE experience; 1+ year as Software Engineer in Test; Python/Swift; testing mobile/desktop apps and APIs; iOS/macOS knowledge; BS in CS or 5+ years equivalent.

Python, Swift, iOS, macOS, APIs, Automation

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Embedded Software Test Engineer

El Segundo, California, United States

$87k-$150k/yr OnsiteFull Time

The Aerospace Corporation: Provides technical expertise and research for national space programs.

3+ YOEBachelor’s in a STEM field; 3+ years in related roles; Python and C/C++ experience; embedded systems and space systems knowledge; ability to obtain security clearance; candidates for Senior role also considered.

Python, C/C++, Embedded systems, Linux, Software-in-the-loop, Hardware-in-the-loop, CI/CD, JIRA, Bitbucket, Confluence

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1mo

Software Engineer in Test (SET)

Chatsworth, California, United States

$140k-$165k/yr OnsiteFull Time

Machina Labs: Software-defined robotic platforms for flexible sheet metal manufacturing.

Bachelor’s degree in Engineering or Computer Science; experience in test automation, CI/CD, and production release processes; strong problem-solving and communication skills.

TypeScript, React, Next.js, Python, Azure GCC High

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Software Development Engineer in Test (SDET)

Santa Monica, California, United States

$98k-$131k/yr HybridFull Time

The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.

2+ YOEMinimum 2 years in software test development; SQL, Python/Java, ETL; UI automation; CICD; cloud platforms; BS CS or equivalent.

SQL, Python, Java, ETL, Selenium, Robot, Watir, Jenkins, Spinnaker, Cloud Platforms (AWS,AWS, Azure, GCP), Snowflake

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Enterprise Software Engineer -DevSecOps Lead

Glendale, California, United States

$129k-$226k/yr HybridFull Time

Wolters KluwerEuronext Amsterdam: WKL: Provides professional information and software solutions for specialized industries.

Lead enterprise software development; strong in Java, Python, C#; DevSecOps, code reviews, testing, mentoring.

Java, Python, C#, Git, Performance testing

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Software Signals Engineer

El Segundo or McLean

$69k-$158k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

3+ YOE3+ years in signal processing/DS/software development; RF testing; Python/C/C++; Agile tools; TS/SCI; BS in CS/CE/EE/STEM

Python, C, C++, Jira, Confluence, GitHub, Linux

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Software Signals Engineer

El Segundo or McLean

$69k-$158k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

3+ YOE3+ years in signal processing or software development; RF testing experience; Python/C/C++; Agile tools (Jira/Confluence); TS/SCI clearance; BS in CS, Computer Engineering, EE, or STEM.

Python, C, C++, GitHub, Linux, Jira, Confluence

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Software Engineer - Full Stack

Irvine, California, United States

$120k-$140k/yr HybridFull Time

Emergence AI: Develops autonomous AI agents for enterprise workflow automation.

0+ YOE0-3 years of professional software engineering; strong Python or similar languages; REST APIs; SQL; Git; CI/CD; testing frameworks.

Python, REST APIs, SQL, Git, CI/CD, pytest, Jest, Selenium, Playwright, React, TypeScript, HTML, CSS, Docker, Kubernetes, AWS, GCP, Azure, FastAPI, asyncio

2mo

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2mo

Sr Embedded Software Test Engineer I

Orange County, California, United States

$115k-$149k/yr HybridFull Time

iRhythm TechnologiesNASDAQ: IRTC: Providing wearable heart monitors and AI-powered cardiac diagnostic services.

5+ YOE5+ years software QA; 3-4 years testing desktop/embedded systems; QA in regulated environments; experience with electronic test equipment; strong QA processes; problem solving; able to work independently or in teams.

Linux, Python, C/C++, C#, .NET, MySQL, Test-Driven Development, JUnit

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2mo

Ground Software Engineer (Senior)

Los Angeles, California, United States

$185k-$215k/yr OnsiteFull Time

Apex: Designs and mass-manufactures configurable satellite bus platforms.

6+ YOE6+ years ground software experience; US person; BS in CS/EE or equivalent; Python, C++, Rust; Linux; Docker/Kubernetes; microservices; networking knowledge; software integration and testing.

Python, C++, Rust, Docker, Kubernetes, gRPC, Linux

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Software Engineer / Principal Software Engineer (AHT)

Manhattan Beach, California, United States

$92k-$171k/yr OnsiteFull Time

Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.

5+ YOEBachelor's in STEM; 2+ years of relevant experience or Master’s with 0+ years; US Top Secret clearance; Agile/CI/CD experience; C# or Java; Windows; scripting; test development; strong communication.

Bamboo, Jenkins, C#, Java, Windows, TestComplete 4, YAML, Python, PowerShell, Batch, Typescript, Git, Bitbucket, CVS, Jira, Confluence, Docker, Kubernetes, Ansible, Terraform, Chef, Puppet

1mo

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1mo

Senior Test Engineer

Calabasas, California, United States

$135k-$225k/yr OnsiteFull Time

Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.

5+ YOEBS/MS in Computer Science; 5+ years related experience; automation and scripting; programming knowledge; cloud APIs; networking protocols; debugging and test automation; strong communication; ability to work independently or in a team; full-time.

Python, TCL, Perl, Git, Perforce, Jira, pytest, Wireshark, VMware, AWS, Azure

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Software Development Quality Engineer II

Sylmar, California, United States

$82k-$141k/yr OnsiteFull Time

AbbottNYSE: ABT: Provides medical devices, diagnostics, and science-based nutritional products.

2+ YOE2–5 years in software development and testing; embedded systems; programming in C/C++, Python, Java; QA tools; FDA/ISO knowledge; on-site in Sylmar, CA.

C, C++, C#, Python, Java, Visual Studio, Git, Jira, Subversion, ClearQuest, DOORS, Bugzilla, Code Collaborator, Coverity, Parasoft DTP

2mo

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2mo

Test Automation Engineer (Propulsion)

Redondo Beach, California, United States

$105k-$160k/yr OnsiteFull Time

Impulse Space: Provides orbital transportation and payload delivery services for satellites.

2+ YOEBachelor’s in engineering or related field; 2+ years in Python or OO language; experience with hardware control and data acquisition.

Python, Object Oriented Programming, Data Acquisition, Hardware Control, LabVIEW (preferred)

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2mo

Quantum Pro Software Engineer

Everett or Santa Clara or Calabasas or Cambridge

$120k-$280k/yr OnsiteFull Time

Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.

Bachelor’s/Master’s/Ph.D. in CS, EE, or Physics; strong C++/Python; Agile; production-quality software; testing and CI/CD; cross‑functional collaboration.

C++, Python, API development, Unit testing, CI/CD

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2mo

Embedded Software Engineer

Torrance, California, United States

$80k-$110k/yr HybridFull Time

MoogNYSE: MOG.A: Designs and manufactures precision motion and fluid control systems.

3+ YOEEmbedded Software Engineer with a BS in engineering, 3+ years of embedded software experience, proficiency in C, RTOS, HIL testing; ability to obtain U.S. security clearance; willingness to travel up to 5%.

C, RTOS, HIL, Python, MATLAB/Simulink

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Flight Software Test Verification & Validation (V&V) Engineer

Atlanta or Los Angeles

$177k-$205k/yr OnsiteFull Time

Hermeus: Develops high-speed and hypersonic aircraft for defense and transportation.

3+ YOE3+ years software testing; Python; C++; SITL/HITL; test automation; documentation

Python, C++, Julia, Gitlab CI/CD, SITL, HITL

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1mo

Lead Software Engineer, Full Stack - Top Secret Clearance

Hawthorne, California, United States

$160k-$225k/yr OnsiteFull Time

SpaceX: Designs and launches advanced rockets and satellite internet constellations.

5+ YOE1+ MgmtLead a software engineering team to design, develop, and test full stack web applications for flight systems; requires TS/JS, Python/C++, and Top Secret clearance.

React, Lit, Python, Rust, C++, Postgres, MySQL, Oracle, Bamboo, Ansible, Jenkins, Docker, Kubernetes

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Software Development Quality Engineer II

Sylmar, California, United States

$82k-$141k/yr OnsiteFull Time

AbbottNYSE: ABT: Manufactures medical devices, diagnostics, and nutritional health products.

2+ YOE2+ years software development and testing; embedded systems experience; strong QA and automation; familiarity with FDA/GMP/ISO quality practices; proficiency in C/C++, Python, Java; experience with Git/Jira/CI tools.

C, C++, C#, Python, Java, Visual Studio, Git, Jira, Subversion, ClearQuest, DOORS, Bugzilla, Code Collaborator, Coverity, Parasoft DTP

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1mo

Senior Software Engineer - Automation

Culver City, California, United States

$109k-$161k/yr OnsiteFull Time

2K VegasNASDAQ: TTWO: Provides quality assurance and customer support for video games.

4+ YOE4+ years in software engineering or automation; proficient in at least one compiled language and one scripting language; CI/CD experience; automated testing; interest in LLM tooling.

C#, C++, Go, Rust, Java, Python, Bash, Jenkins, TeamCity, CircleCI, Horde, Unreal Engine, AWS

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1mo

Sr Software Systems Engineer

Long Beach, California, United States

$154k-$211k/yr OnsiteFull Time

Relativity Space: Building 3D-printed rockets for commercial orbital launch services.

2+ YOEBS/MS/PhD in CS/CE/EE; 2+ years in software systems design; familiar with version control, configuration management, debugging, testing; Python, GitLab/Git, CI/CD; 25-50% travel; strong problem-solving and communication.

Python, Git, GitLab, CI/CD, SQL

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1mo

Software Engineer, Backend

United States or Los Angeles

$86k-$103k/yr RemoteFull Time

Mission CloudNASDAQ: CDW: Provides managed services and consulting for AWS cloud environments.

3+ YOEDesigning and developing web applications using Python; REST and GraphQL API development; databases like PostgreSQL, Redis, Elasticsearch; testing; CI/CD in Kubernetes/EKS; AWS deployments; strong collaboration; AWS Cloud Practitioner or PCAP within 1 year.

Python, REST, GraphQL, PostgreSQL, Redis, Elasticsearch, GitLab, Kubernetes, AWS, Flask, Docker, New Relic, Okta, ServiceNow, Salesforce

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Software QA Engineer

Seal Beach, California, United States

$97k-$120k/yr OnsiteFull Time

Diversified Technical SystemsNYSE: VPG: Manufacturer of miniature data acquisition systems and high-shock sensors.

2+ YOEBachelor of Science in Computer Science or related field; 2-5 years of software QA experience in embedded systems; familiarity with C/C++, scripting, and test automation; ability to work cross-functionally.

C, C++, C#, .NET, Python, Wireshark, UDP, TCP/IP, Microsoft Project, Microsoft Office, Embedded systems testing

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2mo

Associate Software Engineer–Vehicle Management Systems

Seal Beach, California, United States

$106k-$144k/yr OnsiteFull Time

BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.

2+ YOE2+ years in C/C++, Python and/or shell scripts; UNIX/Linux; RTOS; flight software testing with simulators/HIL; DevOps tools; ability to obtain Top Secret/SCI.

C, C++, Python, shell scripts, UNIX, Linux, RTOS, GitLab, Git Bash, Gradle, Maven, Jenkins, Artifactory

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1mo

Senior Test Engineer

Los Angeles or El Segundo

$103k-$129k/yr OnsiteFull Time

EVgoNasdaq: EVGO: Operates an electric vehicle fast charging network.

5+ YOE5+ years of test engineering experience with hardware and software, including automation and lab instrumentation.

Oscilloscopes, Power supplies, Electronic loads, DAQ systems, SCPI, Python, SQL, Function generators

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Senior Flight Software Engineer

Irvine, California, United States

$140k-$190k/yr OnsiteFull Time

Turion Space: Builds spacecraft for orbital debris removal and satellite servicing.

4+ YOE4+ years embedded systems programming; C/C++ proficiency; design, build, and test embedded software; mentoring ability.

C/C++, Linux, CCSDS, CAN, Ethernet/IP, SPI, Yocto, Buildroot, cFS, F Prime, Git, GTest, Python

1mo

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1mo

Principal Software Engineer - Air Traffic Systems (Onsite)

Fullerton, California, United States

$118k-$225k/yr OnsiteFull Time

RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.

8+ YOEDegree in STEM with 8+ years in software engineering; or advanced degree with 5+ years; Unix/Linux, C, embedded/real-time safety-critical software; software testing; CM systems; US citizenship.

Unix/Linux, C, ClearCase, ClearQuest, Jira, Bitbucket/Git, DOORS, Python, SQL, MATLAB, bash scripting, kernel development, VxWorks

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Senior Software Engineer, Infrastructure & Simulation

Huntington Beach, California, United States

$165k-$220k/yr OnsiteFull Time

Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.

5+ YOE5+ years building production systems or developer infrastructure; strong C++ and Python/Rust/C; experience with simulation/test/validation frameworks; CI/CD, Docker; distributed/cloud compute; Jenkins/GitHub Actions; Terraform.

C++, Python, Rust, C, Docker, Jenkins, GitHub Actions, Terraform, CI/CD, Linux

1mo

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1mo

Software Engineer III – Ground Data Systems (Lunar Rover Mission)

Los Angeles or Altadena

$165k-$231k/yr OnsiteFull Time

Blue Origin: Develops reusable rockets and systems for human spaceflight.

5+ YOE5-6 years of space vehicle software experience; Proficient in C++; experience with cameras, motors, sensors; hardware bring-up; requirements negotiation; Git; automated testing; CI; Python, RTOS, CMake preferred.

C++, Git, Python, RTOS, CMake

1mo

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1mo

Software Verification Engineer (Teradyne, Agoura Hills) (Agoura Hills, CA, US)

Agoura Hills, California, United States

$105k-$169k/yr OnsiteFull Time

TeradyneNASDAQ: TER: Designs and manufactures automated test equipment and advanced robotics systems.

5+ YOEFive or more years in software/test engineering; strong in C/C++, C#, scripting (Python/Perl); embedded hardware knowledge; MS Visual Studio, JIRA, GitHub; English communication; travel up to 25%.

C/C++, C#, VBA, VB.NET, Excel, Python, Perl, MS Visual Studio, Git, JIRA

2mo

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2mo

Integration & Test Engineer - Effector Systems

Hawthorne or Los Angeles

$130k-$160k/yr OnsiteFull Time

CHAOS Industries: Develops advanced radar and sensor systems for military defense

3+ YOEHands-on hardware/software integration, verification, and validation of effector systems; develop and execute test procedures; prototype-oriented integration experience.

Python, C/C++, Git, MAVLink, CAN, UART, SPI, I2C, PX4, ArduPilot, QGroundControl, Mission Planner, MATLAB/Simulink, GPS, Telemetry, Linux

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3mo

Manufacturing Hardware Test Engineer

El Segundo, California, United States

$110k-$200k/yr OnsiteFull Time

Neros Technologies: Designs and manufactures high-performance unmanned systems for defense.

5+ YOEBS in Electrical, Aerospace, or Computer Engineering; 5+ years in hardware test; Python software; electronics debugging; hardware bus protocols; sensing technologies; test strategy; product life cycle; cross-functional collaboration.

Python, DMM, Oscilloscopes, USB, I2C, I2S, SPI, CAN

2mo

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2mo

Associate Software Engineer–Vehicle Management Systems

Seal Beach, California, United States

$106k-$144k/yr OnsiteFull Time

BoeingNYSE: BA: Designs and manufactures commercial aircraft and defense systems.

2+ YOE2+ years in C/C++, Python or shell scripts; UNIX/Linux; RTOS; flight-critical systems testing; DevOps tools (GitLab CI/CD, Git Bash, Gradle, Maven, Jenkins, Artifactory); ability to obtain Top Secret/SCI.

C, C++, Python, Shell Scripting, UNIX, LINUX, RTOS, GitLab CI/CD, Git Bash, Gradle, Maven, Jenkins, Artifactory

1mo

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1mo

Software Engineering - ODSP

Santa Clara or Westlake Village

$155k-$232k/yr OnsiteFull Time

Marvell TechnologyNASDAQ: MRVL: Designs and manufactures semiconductor solutions for data infrastructure.

10+ YOE2+ Mgmt10+ years embedded C/C++ firmware development; SW Team Lead experience; architecture and testing leadership; DSP/embedded SoC knowledge; strong English communication; experience with revision control and defect tracking.

C, C++, Python, Git, Linux, Makefiles, GDB, IDEs, bash, Verilog