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264 test software engineer jobs at 141 companies in San Marcos, TX

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Software Test-Focused Developer
Round Rock, Texas, United States
HybridFull Time
Emerson
EmersonNYSE: EMR: Engineering industrial automation and software solutions for global industries.
2+ YOEBachelor's in STEM, 2+ years software testing or equivalent internship+advanced degree, experience with automated tests, test case design, defect lifecycle, Agile practices, and strong problem-solving; must be legally authorized to work in the US without sponsorship.
PACSystems, Azure DevOps, Jira, Scrum, SAFe
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Software Test Development Engineer
Austin, Texas, United States
OnsiteFull Time
Flex
FlexNASDAQ: FLEX: Contract electronics manufacturing and supply chain management services.
8+ YOEBachelor's in CS/CE/EE or related, 8+ years in software manufacturing test development for enterprise servers/storage/networking, proficiency in Python, Bash, Linux/Ubuntu, hardware and network troubleshooting, test automation, and up to 10% travel.
Python, Bash, Linux, Ubuntu
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Software Engineer in Test
Austin, Texas, United States
HybridFull Time
Q2
Q2NYSE: QTWO: Develops digital banking and lending platforms for financial institutions.
2+ YOEBachelor's in a software-related field,2+ years experience,expertise in test automation,CI/CD,version control,RESTful APIs,Selenium,Appium,Python and SQL,excellent communication.
Git, Subversion, Jira, RESTful APIs, Selenium, Python, SQL, Appium, BrowserStack, Percy, Charles Proxy, CI/CD
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Software Development Test Engineer (Starlink)
Bastrop, Texas, United States
OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
1+ YOEBachelor's in engineering,1+ years professional test experience,Python and CI/CD experience,knowledge of electrical/RF integration and test,strong troubleshooting and communication skills.
Python, CI/CD, oscilloscope, DAQ, electronic load, spectrum analyzer, 3D CAD, PLC, USB, VISA, CAN, SPI, I2C, Modbus, OSI-model
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Embedded Software Test Engineer (MG)
Austin, Texas, United States
HybridFull Time
Cirrus Logic
Cirrus LogicNASDAQ: CRUS: Designs mixed-signal integrated circuits for consumer electronics.
2+ YOEBachelor's in EE/CS/CE with 2+ years (or Master's with no experience), experience with embedded systems/RTOS, MCU/DSP, Python/C/C++, test automation, CI, lab measurement equipment and strong debugging skills.
RTOS, Python, shell, C, C++, Jira, svn, git, Jenkins, oscilloscope, signal generator, logic analyzer, spectrum analyzer
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Sr. Staff CPU Software Test Engineer
Santa Clara or Austin
$181k-$271k/yr OnsiteFull Time
Qualcomm
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
4+ YOEBachelor's/MS/PhD in Engineering/CS/Info Systems (with corresponding years experience), 3+ years programming (C/C++/Java/Python), experience in SW/FW validation, test automation, and server OS environments.
C, C++, Java, Python, Ubuntu Server, RHEL, SUSE, Windows Server, BIOS/UEFI, BMC
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2mo
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Software Development Engineer Test, Customer Systems
Austin, Texas, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Experience in software quality engineering, testing, analysis, root-cause investigation, and collaboration with cross-functional teams to improve customer support systems.
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Principal Cyber Software Test Engineer (TG)
Annapolis Junction or San Antonio or Aurora or Cary
$99k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOETS/SCI with Polygraph required, Bachelor's+5 years (or HS+9) related experience, ability to obtain required certifications within 6 months, experience with test & evaluation planning and analysis.
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Principal Cyber Software Test Engineer (TG)
Annapolis Junction or San Antonio or Aurora or Cary
$99k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOERequires TS/SCI with Polygraph, STEM degree plus 5 years (or HS plus 9 years), experience in test & evaluation, ability to obtain role certifications within 6 months, strong analysis and T&E skills.
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Sr. Software Development Engineer in Test
Austin, Texas, United States
$193k-$229k/yr HybridFull Time
Sony Interactive Entertainment
Sony Interactive EntertainmentNYSE: SONY: Provides PlayStation gaming hardware, software, and digital network services.
2+ YOEMaster's or equivalent plus 2 years supporting QA and test automation for content delivery platforms; strong Java, Spring Boot, Maven, Selenium, API testing, CI/CD, AWS, Docker/Kubernetes, performance testing and quality tooling.
Java, Spring Boot, Maven, Selenium WebDriver, TestNG, JUnit, Rest-Assured, Jenkins, Groovy, JaCoCo, SonarQube, GitHub, Apache JMeter, SNS, SQS, Elasticsearch, AWS SDKs, Docker, Kubernetes, Datadog, CloudWatch
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2mo
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Senior Systems Test Sofware Engineer
Austin or San Diego
OnsiteFull Time
Saronic
Saronic: Building autonomous surface vessels for maritime defense operations.
5+ YOE5+ years software engineering experience owning test infrastructure or V&V for production systems; strong Rust and/or C++ skills, Python for orchestration; hands-on with HITL, fuzzing, property-based tests, NixOS, CI (Buildkite/GitHub Actions).
Rust, C++, Python, NixOS, Nix flakes, Cargo, proptest, quickcheck, MCAP, ROS, ROS2, Zenoh, Redis, Buildkite, GitHub Actions, Hardware-in-the-Loop (HITL), RS-232, CAN, SPI, I²C, TCP/IP, UDP, QUIC
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Test Engineer
San Antonio, Texas, United States
$79k-$160k/yr HybridFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
Design and execute automated and manual tests, build automation frameworks, perform database testing, and collaborate with development teams using scripting and CI/CD tools.
Cypress, Playwright, Selenium, Python, JavaScript, Bash, Jenkins, GitLab CI, Azure DevOps
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2w
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Software Engineer
New York or Austin
$140k-$155k/yr HybridFull Time
Vestwell
Vestwell: Digital infrastructure for workplace retirement and savings programs.
2+ YOE2+ years software engineering experience. Proficiency with Typescript, Node.js, NestJS, SQL databases, unit testing/TDD, service-oriented systems, Git, AWS, and Agile methodologies.
Typescript, Node.js, NestJS, SQL, Git, AWS, React, HTML, CSS, Jenkins
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2mo
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Integration and Test Engineer
San Antonio, Texas, United States
$66k-$134k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOEBachelor's in engineering, 3+ years embedded systems/software/test experience, proficiency with C#, Python, ANSI-C, NI tools (LabVIEW, CVI, TestStand), electrical schematic/circuit design, test equipment, willingness to obtain DoD Secret clearance and travel up to 25%.
C#, Python, ANSI-C, LabVIEW, CVI, TestStand, Digital multimeter, Oscilloscope, Closed loop servo system, AC power supply, DC power supply, PXI, Altium, Model Based System Engineering (MBSE)
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3mo
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Test Engineer III - (E3)
Austin, Texas, United States
$96k-$132k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Produces equipment and services for chip and display manufacturing.
Test fixture design/maintenance, DFx, cost and quality optimization, project coordination, travel up to 20%. Proficient in software/hardware interfaces, robotics, and EHS awareness.
C#, C, HW-SW interfaces, COBOT, robotics, control systems, DNET, serial, ethercat, SOW, DFx
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Lead Software Engineer
Austin, Texas, United States
OnsiteFull Time
SciPlay
SciPlay: Develops and publishes free-to-play mobile and casino games.
7+ YOE7+ years software engineering experience with deep PHP, Composer, dependency injection, testing judgment, production reliability, mentoring, and strong communication.
PHP, Composer, Symfony DI, jQuery, Vue.js, AWS
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Principal Software Engineer: Distributed Systems (Config, Test, & Deployment)
Austin or New York City or San Francisco or Washington
$200k-$288k/yr HybridFull Time
Cloudflare
CloudflareNYSE: NET: Provides security and performance services for internet properties.
10+ YOE10+ years software engineering experience, technical leadership across orgs, expertise in distributed systems, strong typed language mastery, API design, experience with LLMs, Kubernetes, RocksDB and large-scale systems.
Kubernetes, RocksDB, LLMs, Prodspec and Annealing
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Senior Lead Engineer, Software
Austin, Texas, United States
OnsiteFull Time
Celestica
CelesticaNYSE: CLS: Provides design, manufacturing, and supply chain solutions for electronics.
6+ YOE6+ years engineering experience, bachelor\u0002s or equivalent, technical leadership, software development and testing experience, familiarity with product lifecycle and customer-facing engineering.
Agile, Scrum, Design of Experiments (DOE)
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Senior Software Engineer, Auto
Columbus or Austin or San Francisco or New York City or United States or Canada
$167k-$231k/yr RemoteFull Time
Upstart
UpstartNasdaq: UPST: AI-powered lending marketplace for consumer and automotive loans.
4+ YOE4+ years software engineering experience; experience designing, building, testing, and deploying production software; experience with customer-facing product features and cross-functional collaboration; bachelor's degree in CS/Engineering/Math or equivalent experience.
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Software Engineer I
Grand Rapids or Uniondale or Austin or Atlanta
$100k-$150k/yr HybridFull Time
Acrisure
Acrisure: Provides AI-powered insurance, financial, and business risk solutions.
1+ YOE1+ year software engineering experience; strong skills in Python or JavaScript/TypeScript; familiarity with APIs, integrations, automated testing, debugging; comfortable with AI-assisted development (Claude Code preferred); onsite collaboration required.
Python, JavaScript, TypeScript, Claude Code
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