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166 software development engineer test jobs at 92 companies in Commerce City, CO

3mo
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Software Test Engineer
Aurora or Annapolis Junction
$60-$96/hr RemoteFull Time
EverWatch
EverWatch: Develops software and intelligence systems for government agencies.
3+ YOE3+ years software engineering in Agile; testing, JS/TS/Java; Playwright/Cypress; REST APIs; CI/CD; TS/SCI with polygraph; Bachelor's degree; ISTQB desirable.
Playwright, Cypress, JavaScript, TypeScript, Java, GitHub Actions, Jenkins, GitLab CI, Bitbucket Pipelines, REST APIs, Selenium
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Senior Software Test Engineer
Denver, Colorado, United States
$130k-$155k/yr HybridFull Time
Astroscale
AstroscaleTokyo Stock Exchange: 186A: Provides on-orbit satellite servicing and orbital debris removal solutions.
8+ YOE8+ years software engineering with 3+ years in software test development; professional Python and C/C++ experience; Git, Docker, cloud services, CI/CD, bash, Linux; strong communication and critical thinking; STEM degree.
Python, C, C++, Git, Docker, cloud services, CI/CD, bash, Linux
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3mo
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Software Test Automation Engineer
Niwot, Colorado, United States
$90k-$120k/yr HybridFull Time
Particle Measuring Systems
Particle Measuring Systems: Manufactures particle counters and cleanroom contamination monitoring systems.
5+ YOEBS in CS or software engineering; 5+ years automation testing; strong scripting; framework development; CI/CD experience; cybersecurity awareness.
Java, Python, Selenium, Selenide, JUnit, Ranorex Studio, Jenkins, IntelliJ
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3mo
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Software Development Engineer In Test, Verifications
Denver, Colorado, United States
$100k-$135k/yr HybridFull Time
bet365
bet365: Provides global online sports betting and digital casino games.
5+ YOEDesign automated test suites for complex systems; use AI for testing; CI/CD; languages: C#, JavaScript/TypeScript, Python, Go; Docker/Kubernetes; cloud platforms; mentoring.
Go, React, JavaScript, TypeScript, Python, C#, Docker, Kubernetes, Git, Google Cloud, AWS, Azure, CI/CD
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3mo
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Software Test Engineer
Lafayette, Colorado, United States
$100k-$140k/yr OnsiteFull Time
Centil
Centil: Provides engineering and cybersecurity services for national defense missions.
Bachelor's in Engineering or related field; experience with automated testing tools (Cucumber, Selenium); CI/CD (GitLab/Jenkins); Docker/Kubernetes; DoD Secret or higher clearance; Jira/Confluence experience.
Cucumber, Selenium, Jira, Confluence, GitLab, Jenkins, Docker, Kubernetes
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2mo
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Software Test Engineer - Aurora, CO
Aurora, Colorado, United States
$125k-$180k/yr OnsiteFull Time
ICR
ICR: Engineering services provider delivering defense and mission support.
4+ YOE4-6 years software/test engineering experience; active Top Secret with SSBI/SCI; US citizenship; college degree option allows 2 fewer years of experience.
Robot framework, GIT, Docker, CI/CD, Python, Selenium, JavaScript
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3mo
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Staff / Senior Staff Software Test Engineer
Boulder, Colorado, United States
$94k-$141k/yr OnsiteFull Time
SciTec
SciTec: Provides advanced remote sensing and missile defense technology solutions.
3+ YOEBachelor's in physical sciences, mathematics, engineering, or computer science; 3 years in software test engineering; strong teamwork and communication; DoD clearance ability.
Python, Test Automation, Model-Based Systems Engineering (MBSE), OPIR processing systems
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1mo
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Sr. Test Software Engineer
Littleton, Colorado, United States
$93k-$164k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Bachelor's in engineering or equivalent experience; final Secret security clearance; experience with Python test scripting, Linux, EASY/Horizon, GIT, EGSE integration; willing to work off-shifts, weekends, and overtime.
Python, EASY, Horizon, Linux, GIT, EGSE, Automation Framework (AF), CTC
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1mo
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Ground Software Integration & Test Engineer
Aurora, Colorado, United States
$128k-$174k/yr OnsiteFull Time
Four Sea Group
Four Sea Group: Technical mission support and software engineering for aerospace.
6+ YOE6+ years in software integration, test, or verification; Bachelor’s in engineering/CS or equivalent experience; active TS/SCI clearance; Python scripting; automated test development and strong troubleshooting skills.
Python, MATLAB, C, C++, Behavior Driven Development (BDD), Robot Framework, Atlassian Suite, Bitbucket, Systems Tool Kit (STK), Docker, Kubernetes, GitLab, Model-Based Systems Engineering (MBSE)
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1mo
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Principal Software Test Automation Engineer
Lafayette, Colorado, United States
$122k-$184k/yr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
7+ YOEBachelors in Computer Science/Engineering, 7+ years in software QA/test automation, 5+ years in medical device or regulated industries, scripting and programming (Python, Bash, JavaScript, Perl, C/C++), Linux, UML, test automation frameworks, Cypress/Jest/Supertest/React, RabbitMQ/REST, FDA QSR and IEC 62304 knowledge, leadership and mentoring expe...
Python, Bash, JavaScript, Perl, C/C++, Linux, UML, Cypress, Jest, Supertest, React, RabbitMQ, REST, Agile, Test-driven development
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2mo
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Software & Simulation Test Design Engineer
Englewood, Colorado, United States
$101k-$189k/yr OnsiteFull Time
ispace
ispaceTokyo Stock Exchange: 9348: Developing robotic spacecraft for lunar transportation and resource exploration.
5+ YOE5+ years in software engineering; proven scalable test frameworks; strong Python/C++/Java; ITAR familiarity; experience with simulations, HIL/SIL; aerospace/defense exposure preferred.
Python, C++, Java, MATLAB/Simulink, ROS, LabVIEW
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4w
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Software Test Lead
Golden, Colorado, United States
$105k-$145k/yr OnsiteFull Time
Lunar Outpost
Lunar Outpost: Develops autonomous robotic systems and rovers for lunar exploration.
5+ YOE2+ MgmtBachelor's in CS/Aerospace or related, 5+ years software testing experience (2+ years leadership), embedded/real-time testing experience, proficiency with test tools/automation, strong communication and systems engineering skills, U.S. Person.
Hardware-in-the-loop (HIL), cFS, VxWorks, CI/CD
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3w
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Sr. Software Test Engineer (Contingent)
Aurora, Colorado, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEActive transferable TS/SCI clearance and U.S. citizenship, 5+ years relevant experience (or 3+ with advanced degree), experience with automated test frameworks, Agile/CI workflows, and validating functional/performance/security requirements.
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1mo
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Test Automation Software Engineer
Warrenton or Augusta or Centennial or McLean
$150k-$200k/yr OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
5+ YOEU.S. citizen with active TS/SCI, Bachelor's in CS/IS/SE, minimum 5 years relevant experience, strong problem-solving, attention to detail, and excellent communication.
CI/CD
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1mo
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Test Engineer III – Motion Control, Honeybee Robotics, EGSE & Test Software
Longmont, Colorado, United States
$111k-$155k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBachelor's in engineering, 5+ years developing EGSE/ATE and test software, proficiency with Python/LabVIEW/C#/MATLAB, experience with data acquisition and environmental testing; U.S. citizen/permanent resident/refugee/asylee required.
Electrical Ground Support Equipment (EGSE), Automated Test Equipment (ATE), Python, LabVIEW, C#, MATLAB, Git, DOORS, Jama, Vector Network Analysis (VNA), motor controllers, load cells, torque sensors, encoders, thermocouples, accelerometers, multi-channel data acquisition systems
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2w
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Sr Software Engineer (SDET)
Lafayette, Colorado, United States
$103k-$155k/yr OnsiteFull Time
Medtronic
MedtronicNYSE: MDT: Developing and manufacturing medical technologies and therapies globally.
4+ YOEBachelor's degree plus 4 years (or advanced degree plus 2 years), experience in test system development, manual and automated testing, CI/CD integration, embedded software testing, and strong problem-solving and communication skills.
C, C#, Python, Jira, Polarion, GitLab, Matlab, Minitab, Microsoft Excel
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20h
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Software Engineer
Boulder, Colorado, United States
$120k-$145k/yr OnsiteFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
2+ YOEBachelor's degree, 2+ years software engineering experience, proficiency in Python, familiarity with Git and testing, backend development experience, willingness to learn quantum concepts.
Linux, Git, Python, Rust, TypeScript, React, C++, SQL, Azure, AWS, GCP, Terraform, CI/CD
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1mo
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Software Engineer
United States or Boston or New York City or Denver
$110k-$125k/yr RemoteFull Time
Spoiler Alert
Spoiler Alert: SaaS platform for managing and liquidating surplus food inventory.
2+ YOE2+ years professional software engineering experience; full‑stack web development using TypeScript, React, Express, and MongoDB; strong testing, collaboration, and productive use of AI coding tools.
TypeScript, React, Express, MongoDB
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1w
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Principal Software Engineer, Developer Platforms
Boulder, Colorado, United States
$220k-$297k/yr RemoteFull Time
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
8+ YOE8+ years software engineering experience, 3+ years in developer platforms/CI/CD or related, experience with automated testing, release pipelines, distributed systems, and a bachelor’s degree or equivalent.
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1mo
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Senior Software Engineer
Denver, Colorado, United States
$120k-$150k/yr HybridFull Time
Litera
Litera: AI-powered document and workflow software for legal professionals.
Proven professional software development experience with Clojure, solid SQL/PostgreSQL skills, RESTful API design, SaaS architecture knowledge, testing and engineering best practices, and strong collaboration and communication.
Clojure, ClojureScript, SQL, PostgreSQL, RESTful APIs, AWS, Docker, RabbitMQ, ElasticSearch
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