Python Test Software Developer Jobs in Colorado, United States

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Software Test Engineer

United States

$69k-$118k/yr RemoteFull Time

LMI: Delivers management, technology, and analytics solutions for federal agencies.

5+ YOE5+ years in software test automation; Bachelor's degree in a related field; hands-on in programming (C#, .NET, Python, Java), IDEs (Visual Studio, Eclipse), SQL, test design; experience with container-based testing; Agile; accessibility testing (Section 508/WCAG 2.1); DevSecOps practices; Jira; Git/GitLab; distributed teams; release planning.

C#, .NET, Python, Java, Visual Studio, Eclipse, MS SQL, Test design patterns, Container-based testing, Jira, Git, GitLab, Selenium, Gherkin

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Software Test Automation Engineer

Niwot, Colorado, United States

$90k-$120k/yr HybridFull Time

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

19h

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19h

Early Career Software Test Engineer

Houston or Huntsville or Littleton or Sunnyvale

OnsiteFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

Proficiency in Perl, Python, and C++; active Interim Secret clearance or eligibility for final Secret; bachelor’s degree in a STEM field; ability to work onsite; experience across software lifecycle and testing disciplines.

Perl, Python, C++

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Sr. Software Development Engineer Test (Software Development Engineer Test III) - REMOTE

Pittsburgh or United States

$91k-$114k/yr RemoteFull Time

Net Health: Develops specialized healthcare software and analytics for outpatient care.

5+ YOE5+ years in software test automation; proficient in Playwright; strong TypeScript/JavaScript/C# or Python; CI/CD experience; API testing; browser automation.

Playwright, Git, SVN, CI/CD, API testing tools, SQL, TypeScript, JavaScript, C#, Python, QTest

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Software Test Engineer

Colorado Springs, Colorado, United States

$80k-$90k/yr OnsiteFull Time

Auria: Engineering and software solutions for space and defense missions.

2+ YOEBachelor's in STEM with 2+ years experience or Master's in STEM with 0-2 years; DoD Secret clearance; travel ~10%; strong test engineering and QA skills.

Python, Java, JavaScript, Linux, Bash, Git, Docker, Podman, REST APIs, SQL, Jenkins, GitHub, Bitbucket, SonarQube, C#, ASP.NET, Curl, Swagger/OpenAPI, Postman

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Sr Staff / Senior Python Software Engineer

Boulder, Colorado, United States

$126k-$175k/yr OnsiteFull Time

SciTec: Provides advanced remote sensing and missile defense technology solutions.

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

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Senior Software Test Engineer

United States

RemoteFull Time

Radiance Technologies: Engineering and technology solutions for defense and intelligence.

10+ YOEBachelor's degree in a technical field; US citizen with DoD Secret clearance; 10+ years as Software Test Engineer; strong test automation, CI/CD, Agile, API/UI testing; good communication and organizational skills.

Python, Javascript, Linux, Kubernetes, Kind clusters, Docker, Helm charts, Git, Gitlab CI/CD

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Senior Software Test Engineer

United States

$80k-$120k/yr RemoteFull Time

SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.

10+ YOE10+ years software testing, BS/MS in CS/IT/Engineering, US citizenship with ability to obtain Public Trust; manual and automated testing; Agile/Scrum; SDLC; strong tools knowledge.

Selenium, TestNG, JUnit, QTP, LoadRunner, GitHub Actions, Git, SVN, JMeter, Gatling, JIRA, Bugzilla, SQL, Java, Python, C#

1mo

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1mo

Software Test Engineer III

Centennial, Colorado, United States

$130k-$178k/yr OnsiteFull Time

Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation

5+ YOEBachelor's degree or equivalent; 5+ years software testing experience; Agile/Scrum; ability to obtain/maintain U.S. security clearance; strong communication and mentoring skills.

Linux, Python, JavaScript, Shell, CI/CD, JIRA, TestRail

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Software Development Engineer in Test (100% Remote)

United States

$90k-$100k/yr RemoteFull Time

ClearCaptions: Provides real-time telephone captioning for individuals with hearing loss.

2+ YOEBachelor's degree or equivalent; 2+ years software development; Java or Python; Appium; AI/ML in testing; automated framework architecture; strong problem-solving; strong communication.

Java, Python, Appium, CI/CD, AI/ML tooling, Cloud

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Software Test Engineer - Colorado Springs, CO

Colorado Springs, Colorado, United States

$90k-$112k/yr OnsiteFull Time

Davidson Technologies: Delivers engineering and technology solutions for national security missions.

2+ YOEBachelor's or Master’s in STEM with 0-2 years experience; testing and software QA focus; DoD Secret clearance required to start.

MATLAB, Python, LaTeX, CAD, V&V, testing REST APIs, Git, Docker, Jira, Confluence, Linux

2mo

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2mo

Software Development Engineer in Test (SDET)

United States

RemoteFull Time

TurbineOne: Software platform providing edge-based AI for frontline military intelligence

5+ YOE5+ years in software testing or SDET; strong Python; experience building automated test frameworks; on-prem/air-gapped deployments; Linux, networking, Docker/Kubernetes; CI/CD; multi-OS/hardware; strong debugging.

Python, Docker, Kubernetes, Linux, CI/CD

1mo

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1mo

Staff Software Engineer in Test

United States

$101k-$204k/yr RemoteFull Time

Mercury InsuranceNYSE: MCY: Provides personal and commercial property and casualty insurance products.

8+ YOE8+ years leading testing software engineering teams; 5+ years Java/Python; API/UI/performance testing; 3+ years automation frameworks; 1+ years AI in testing; Bachelor's in CS/CE/IS or related.

Selenium, TestNG, JUnit, Appium, Docker, Kubernetes, Jenkins, GitHub, Postman

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Jr. Software Test Engineer: HSV-2676

Colorado Springs, Colorado, United States

$100k-$130k/yr OnsiteFull Time

deciBel Research: Developing advanced radar and sensor technologies for defense missions.

5+ YOEJunior software test engineer experienced in test planning, execution, and collaboration within an Agile team.

Python, Java, JavaScript, Linux, Git, Docker/Podman, REST APIs, C# / ASP.NET, Curl, Postman, Swagger/OpenAPI, Jenkins, CI/CD, JSON, gRPC

1mo

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1mo

Software Development Engineer in Test

Westminster, Colorado, United States

$78k-$108k/yr OnsiteFull Time

TrimbleNASDAQ: TRMB: Provides hardware and software for precision positioning and modeling.

2+ YOE2-5 years of programmatic web system testing; HTTP/REST/Auth experience; proficient in TypeScript/Java/JavaScript/Python; BS in CS.

TypeScript, JavaScript, Java, Python, HTTP, REST, OAuth2, AWS

2mo

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2mo

Specialist Software Development Engineer in Test (SDET)

Fort Collins or Durham or Spring

$98k-$185k/yr HybridFull Time

Hewlett Packard EnterpriseNYSE: HPE: Provides enterprise computing, storage, networking, and cloud services.

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

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Principal Python Engineer

United States

RemoteFull Time

CargoSprint: Software for cargo payment processing and logistics workflow management.

Senior Python engineer; design/own backend services, APIs; strong unit testing; DevOps practices; AI-enabled development.

Python, FastAPI, Temporal, Postgres, Docker, Kubernetes, Pulumi, Vue.js, SQL, Unit testing, CI/CD

2mo

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2mo

Expert Software Development Engineer in Test (SDET)

Ft. Collins or Durham or Spring

$106k-$243k/yr HybridFull Time

Hewlett Packard EnterpriseNYSE: HPE: Sells enterprise servers, storage, networking equipment, and cloud services.

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

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Software Development Engineer In Test, Verifications

Denver, Colorado, United States

$100k-$135k/yr HybridFull Time

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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Software Development Engineer in Test II

United States

$95k-$171k/yr RemoteFull Time

AkamaiNASDAQ: AKAM: Provides content delivery, cybersecurity, and cloud computing services globally.

2+ YOE2+ years experience; Bachelor's in Computer Science or related field; Python test automation; Full Stack development; experience with Juniper or Cisco routers; BGP and IP routing knowledge.

Python, Full Stack development, Juniper routers, Cisco routers, BGP, IP networking

1mo

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1mo

Software Test Engineer

Colorado Springs, Colorado, United States

$80k-$90k/yr OnsiteFull Time

Akima: Delivers mission-critical services and technology to federal agencies.

3+ YOEBS degree and 3 years experience; DoD Secret clearance; Python scripting; test design and execution.

Python, VersionOne, GitHub, SharePoint, Fortify

2mo

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2mo

Principal Software Development Engineer in Test (SDET)

Ft. Collins or Durham or Spring

$126k-$239k/yr HybridFull Time

Hewlett Packard EnterpriseNYSE: HPE: Provides cloud, networking, and server solutions for enterprise businesses.

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

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Lead Software Development Engineer in Test (SDET)

United States

$125k-$145k/yr RemoteFull Time

Penn Mutual: Provides life insurance, annuities, and wealth management services.

5+ YOE5-7 years in software development and testing with automation; Java/C#/Python/JavaScript; experience with test automation tools; knowledge of life insurance domain preferred; Bachelor’s in CS/Engineering.

Tosca Commander, Selenium, JUnit, TestNG, Jenkins, GitLab CI, Azure DevOps, SQL

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Test Engineer

United States

$87k-$106k/yr RemoteFull Time

Accelint: Provides AI-driven autonomous systems for national security missions.

2+ YOE2+ years in software testing, test automation, DoD exposure, and PLM/ERP familiarity; DoD compliance experience.

Eggplant, Selenium, Katalon, Python, XML, JSON, Windchill, Teamcenter, Enovia, Jira, Confluence, SharePoint

1mo

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1mo

Software Engineer

Colorado Springs, Colorado, United States

$135k-$165k/yr HybridFull Time

Omitron: Provides aerospace engineering and mission operations for space programs.

4+ YOE4+ years of software development; strong Python; API/backend development; code reviews; Git; CI/CD; testing; collaboration with algorithm engineers.

Python, APIs, Backend, Git, CI/CD, Docker, Automated testing

1mo

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1mo

Test Engineer

Colorado Springs, Colorado, United States

$71k-$123k/yr OnsiteFull Time

ASRC Federal: Provides engineering and IT services to federal government agencies.

0+ YOE2+ years in STEM testing or a Master’s in STEM with 0-2 years; active DoD Secret clearance; Agile, Linux, programming in Python/Java/JavaScript; test planning and performance analysis.

Python, Java, JavaScript, Linux, Git, Docker, REST APIs, SQL, Jenkins, GitHub, Bitbucket, SonarQube, CAMEO, C#, ASP.NET, Curl, CI/CD

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Software Test Lead

Arlington or San Diego or Woburn or Denver

$157k-$224k/yr HybridFull Time

Systems & Technology Research: Develops advanced technology for national security and defense applications.

7+ YOEBS CS/IT or related; 7+ years testing; test lead experience; automation; DevSecOps; Python, Kafka, REST; GitLab CI/CD; Kubernetes; Docker; Java; pytest/JUnit; Selenium/Playwright.

Python, Kafka, REST, GitLab CI/CD, Kubernetes, ELK stack, Docker, Java, pytest, JUnit, Selenium, Playwright

1mo

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1mo

Software Engineer - Product Test Frameworks - .NET/TestStand

United States

$141k-$261k/yr RemoteFull Time

ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.

5+ YOE5+ years in systems and test, with .NET/TestStand, C#, Python; test automation; NI TestStand experience; travel up to 10%.

.NET, TestStand, C#, Python, LabVIEW

1mo

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1mo

Software Engineer - Product Test Frameworks - .NET/TestStand

United States or India or Carlsbad or Tempe or Duluth or Hyderabad or Remote - Georgia or Remote - California or Remote - Arizona or Carlsbad or Tempe

$141k-$222k/yr RemoteFull Time

ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.

5+ YOEBS in Electrical Engineering or CS, 5+ yrs systems/test, TS/C#/Python, test automation, APIs, travel up to 10%.

TestStand, C#, Python, LabVIEW

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Software Developer I

United States

RemoteFull Time

ITA International: Provides professional services and data analytics for defense operations.

2+ YOE2+ years software development experience; strong Python/Java; capable of writing unit tests and collaborating with teams.

Python, Java, Git

2mo

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2mo

Software Engineer

United States

$150k-$170k/yr RemoteFull Time

Remesh: AI platform for conducting real-time qualitative market research at scale.

3+ YOE3-5 years software development; 3+ years JS/TS; 2+ yrs Python/Ruby/Java/Go/Rust; AI tools experience; cloud platforms; testing; strong problem-solving.

JavaScript, TypeScript, Python, Ruby, Java, Go, Rust, AI-assisted development tools, Claude Code, Cursor, GitHub Copilot, OpenAI Codex, Google Cloud Platform, AWS, Azure, React, Django, Kubernetes, Docker

2mo

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2mo

VeriShip - Software Engineer

United States

RemoteFull Time

Sifted: SaaS platform for parcel shipping optimization and predictive analytics.

2+ YOEActively leverages AI tools in development; strong full-stack skills; experience with AI/LLM integration; proficient in C#, JavaScript/TypeScript/Java/Python; able to design, develop, test, and deploy scalable software.

C#, JavaScript, TypeScript, Java, Python, SQL, Amazon Web Services, Jenkins, Terraform, CloudFormation, CDK, CodePipelines, Bitbucket Pipelines, Azure DevOps

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Staff Software Engineer

Westminster, Colorado, United States

$102k-$170k/yr HybridFull Time

Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.

5+ YOEUS citizen; BS degree in CS or Engineering or equivalent experience; 5+ years in complex software development; Python web services; Linux; REST/JSON/YAML; test automation experience.

Python, Django, Linux, REST/JSON/YAML, Cucumber, Gherkin, Behave, Kubernetes, Docker, Jenkins, Helm, Terraform, RabbitMQ, PostgreSQL, Redis, Elasticsearch, Ruby, Go, CI/CD

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Senior Software Developer

Louisville, Colorado, United States

$118k-$144k/yr OnsiteFull Time

CableLabs: Research and development for the broadband and cable industry.

5+ YOE5+ years of professional software development; strong SQL; Python; Git; REST APIs; pytest or similar testing; CI/CD experience; ability to own features end-to-end.

Python, SQL, Git, REST APIs, pytest, JavaScript, TypeScript, Node.js, CI/CD, GitLab CI

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Software Engineer

United States

$85k-$178k/yr RemoteFull Time

Indeed: Online employment platform for job seekers and employers.

Develop, test, and maintain AI gateway/guardrails features; cloud infra familiarity; Node.js, Python, or TypeScript; degree in CS/CE/EE/Math; interest in LLM/AI systems.

AWS, GCP, Azure, Node.js, Python, TypeScript

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Senior Software Engineer

Longmont, Colorado, United States

$115k-$145k/yr OnsiteFull Time

Intrado: Provides technology and infrastructure for emergency 911 communication services.

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

1mo

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1mo

Software Engineer (Remote)

United States

RemoteFull Time

Kohl'sNYSE: KSS: Operates a national chain of family-oriented omnichannel department stores.

2+ YOE2+ years software development; strong CI/CD, testing; Java, Spring or NodeJS; SQL/NoSQL knowledge; experience across SDLC.

Java, Spring Boot, Spring MVC, Gradle, Maven, Git, SQL, NoSQL, Redis, GIT, CI/CD, Kubernetes, Docker, Python, Spark, Airflow, Kafka

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Senior Software Applications Developer

West Chester or United States or North America

RemoteFull Time

New Era Technology: Global provider of managed IT services and technology solutions.

4+ YOEBachelor’s degree in Computer Science; 4+ years software development; experience with Java, Python, C#; CI/CD tools like Jenkins, GitLab, TeamCity; software design, testing, and automation.

Java, Python, C#, CI/CD, Version Control, Bug Tracking, Automation Frameworks

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Software Engineer

United States

$130k-$165k/yr RemoteFull Time

Axios: Delivers concise news and analysis through newsletters and platforms.

2+ YOE2-5+ years backend or full-stack experience in Golang or Python; API design; databases; testing; collaboration.

Golang, Python, REST API, PostgreSQL, MySQL, GitHub Copilot, Claude