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Python Test Software Developer Jobs in Wellington, CO, US
22 python test software developer jobs from 11 companies hiring in Wellington, CO, US.
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Software Test Automation Engineer
Niwot, Colorado, United States
$90k-$120k/yr HybridFull Time
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
1w
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Sr Staff / Senior Python Software Engineer
Boulder, Colorado, United States
$126k-$175k/yr OnsiteFull Time
6+ YOEBachelor’s degree in CS/Engineering/Math/Physical Sciences; 6+ years of professional Python software engineering; microservices and distributed systems; real-time data processing pipelines; automated testing; Linux; Git; DoD clearance; strong communication.
Python, Linux, Docker, Git, pytest, CI/CD, Microservices, Distributed Systems, REST APIs, protobuf, ZeroMQ, Kafka, gRPC
2mo
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Specialist Software Development Engineer in Test (SDET)
Fort Collins or Durham or Spring
$98k-$185k/yr HybridFull Time
4+ YOEBS/MS in CS or Engineering; 4-6 years of software test automation; experience with Playwright/Selenium; Java/TypeScript/Python; Agile; strong debugging and test planning.
Playwright, Selenium, Java, TypeScript, Python, Agile
2mo
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Expert Software Development Engineer in Test (SDET)
Ft. Collins or Durham or Spring
$106k-$243k/yr HybridFull Time
6+ YOEBS/MS in CS or Engineering with 6-9 years of software test automation; Playwright/Selenium; Java/Typescript/Python; Agile testing; regression/performance testing.
Playwright, Selenium, Java, Typescript, Python
2mo
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Principal Software Development Engineer in Test (SDET)
Ft. Collins or Durham or Spring
$126k-$239k/yr HybridFull Time
8+ YOEBS/MS in CS/Engineering or equivalent; 8-12 yrs in software test automation; Playwright/Selenium; Java/Typescript/Python; Agile; regression/scale/performance testing; strong troubleshooting and communication.
Playwright, Selenium, Java, TypeScript, Python, Agile, Test automation, UI testing, API testing, Regression testing, Performance testing, Containers, Terraform, Ansible
2w
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Senior Software Engineer
Longmont, Colorado, United States
$115k-$145k/yr OnsiteFull Time
5+ YOE5+ years of professional software development; automation testing frameworks; Java, Python, JavaScript/TypeScript, or C#; backend services/APIs; CI/CD; AI-assisted tools.
Playwright, Cypress, Selenium, pytest, REST-assured, Criterion, Java, Python, JavaScript/TypeScript, C#, Copilot, Claude
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Engineer Senior – Embedded Software
Boulder, Colorado, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBS degree or higher; 4+ years’ related experience; active Top Secret/SCI clearance; Rust, C/C++, Python, Embedded Linux; FPGA interaction; MQTT/ZeroMQ; Yocto/PetaLinux; software design, development and testing.
Rust, C/C++, Python, Embedded Linux, Yocto, PetaLinux, MQTT, ZeroMQ, UML
1mo
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Software Systems Integrator
Boulder or Longmont
OnsiteFull Time
12+ YOETop Secret clearance required; active TS clearance; 12+ years experience; BS degree; proficient in C/C++, Python, or Java; CI/CD experience; software architecture; embedded/high-performance apps; familiarity with Git/Perforce/ClearCase; agile practices; system integration/testing.
C/C++, Python, Java, APIs, middleware, RTOS, CI/CD tools, Jenkins, GitLab CI, Azure DevOps, Git, Perforce, ClearCase, requirement traceability
4w
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Senior Engineer, Advanced Reliability Test Engineering (Longmont, CO, US)
Longmont or Shakopee
$92k-$132k/yr OnsiteFull Time
5+ YOE5+ years experience in reliability test engineering; strong communication and data analysis skills; experience with test planning, data analysis, and reporting; knowledge of software (Python, JMP, Reliasoft, R, MATLAB) preferred
Python, JMP, Reliasoft, R, MATLAB, Data Analysis Tools
3w
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Senior AI/ML Engineer, Validation Strategy & Test Architecture
Longmont or Boise
$91k-$193k/yr OnsiteFull Time
4+ YOE4+ years in industry; 5+ years software development in Python; ML fundamentals; experience with ML frameworks; production ML deployment.
Python, scikit-learn, TensorFlow, PyTorch, LLMs, CI/CD, model monitoring
4w
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Senior/Lead QA Engineer
Boulder, Colorado, United States
$90k-$125k/yr OnsiteFull Time
5+ YOE5+ years software QA/testing; 2+ years in lead/senior QA; degree in engineering or CS; OS knowledge; Python scripting; regression testing; release management.
Python, Wireshark, TCP Dump, Regression testing tools, Release management tools
1mo
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Intern - Engineer
Boulder, Colorado, United States
$19-$30/hr OnsiteFull Time, Internship
0+ YOEPursuing a Bachelor's/Master's/Doctoral in engineering/computer science; embedded hardware/software development; familiarity with I2C/SPI/UART/USB; test equipment usage; ability to work 40 hours/week in Boulder, CO; US citizenship compliance.
Python, C++, MATLAB, UNIX, Jenkins, PCB Design (Altium)
5d
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Quality Assurance Intern
Cheyenne or Fort Collins or Laramie
$18-$20/hr OnsiteInternship
Pursuing a bachelor’s in an IT field or on track to finish a QA bootcamp; some software testing knowledge; Java, Python, REST, Docker helpful.
Java, Python, REST, Docker
HiringCafe market data
Python Test Software Developer Jobs market signals in Wellington, CO, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
22
Hiring companies
11
Fresh sample
45% new in 30d
Salary visibility
95% show pay
Companies appearing in this market
Hewlett Packard EnterpriseSciTecMicron TechnologyBAE SystemsIntradoLockheed MartinMicrochip TechnologyParticle Measuring Systems
Work location mix in visible results
Onsite: 12Hybrid: 10