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105 software development engineer test jobs at 71 companies in Loveland, CO

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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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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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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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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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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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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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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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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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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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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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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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Software Engineer II
Denver, Colorado, United States
$70k-$109k/yr OnsiteFull Time
CONMED
CONMEDNYSE: CNMD: Manufacturer of surgical instruments and patient monitoring medical devices.
2+ YOEBS in computer or electrical engineering,2+ years Java/C/C++ software development in embedded or regulated environments,component ownership,unit/integration test and verification,secure coding,strong communication.
Java, C, C++, SQL, Python, MATLAB, Ruby, R
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AI Software Developer
Grand Rapids or Denver or Chicago or Massachusetts or New Hampshire or New York or North Carolina or Oregon or Texas or Utah or Vermont or Virginia or United States or Canada
$120k-$160k/yr RemoteFull Time
Campspot
Campspot: Software for booking and managing campgrounds and RV parks.
3+ YOE3+ years professional software development; experience with Claude Code and Anthropic API; strong TypeScript and React; knowledge of prompt engineering, REST APIs, async patterns; ability to review AI-generated code and write tests.
Claude Code, Anthropic API, TypeScript, React, REST APIs
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2mo
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Junior Software Engineer
Denver, Colorado, United States
$85k-$115k/yr OnsiteFull Time
Performance Drone Works
Performance Drone Works: Manufacturer of autonomous, tactical unmanned aerial systems for defense.
0+ YOEBachelor's in CS/related field; 0-3 years software development; familiar with C++, Linux, Git, and testing.
C++, Linux, Git, CMake, REST APIs, Build Systems
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Senior Software Engineer, Golang
Minneapolis or Charlotte or Denver
$119k-$150k/yr HybridFull Time
RVO Health
RVO Health: Provides digital health information and consumer wellness solutions.
5+ YOEBachelor's or equivalent,5+ years software development experience,proficiency in multiple programming languages,software testing experience,and strong communication and problem-solving skills.
Go, PHP, JavaScript, Python, TypeScript, Java, C#, C++, Node.js, GraphQL, REST APIs, NoSQL, AWS, IaC, AI for code generation
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Staff Software Engineer
Westminster, Colorado, United States
$102k-$150k/yr HybridFull Time
Vantor
Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.
5+ YOEU.S. Person required, 5+ years building complex software, expertise with Python/Django, Linux, REST/JSON/YAML, test automation, CS/Engineering degree or equivalent.
Python, Django, Ubuntu, RHEL, CENTOS/AL3, REST, JSON, YAML, Cucumber, Gherkin, Behave, K8S, docker, jenkins, helm, terraform, RabbitMQ, PostgreSQL, Redis, Elasticsearch, Ruby, Go, CI/CD, EMR
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Senior Software Engineer
Boulder or Austin
$140k-$185k/yr HybridFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
5+ YOEBachelor's degree in CS/CE or related, 5+ years software engineering experience, proficiency with Python and SQL, Linux and Git experience, familiarity with automated testing and CI/CD practices, willingness to learn atomic/quantum concepts.
Python, Rust, TypeScript, React, SQL, Linux, Git, Terraform, Azure, AWS, GCP, C++
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Software Engineer III
Denver, Colorado, United States
$99k-$198k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
2+ YOEBachelor's in CS or related +2 years experience or 4 years' software engineering experience; proficiency in C/C++, Python, Go, JavaScript; cloud (AWS, GCP); CI/CD, debugging, API design, unit testing, and mentorship experience.
C/C++, Go, Python, JavaScript, AWS, GCP, CI/CD, WCAG 2.2 AA
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Intermediate Quality Software Engineer
Cedar Rapids or Denver or Philadelphia
$73k-$97k/yr HybridFull Time
Transamerica
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
3+ YOEBachelor’s degree in Computer Science or related field; 3 years in distributed applications, databases, and microservices; 3 years in software quality engineering with automated/manual testing.
Selenium, Cypress, Playwright, Postman, REST-assured, NUnit, JUnit, Cucumber, SpecFlow, Meter, Dynatrace, AppDynamics, Splunk, Git, Jenkins, Azure DevOps, Docker, Kubernetes, OpenShift, AWS, Azure, Cosmos DB, Event Hubs, Data Factory, SQL Data Warehouse, ARM Templates, Angular, React, Vue.js, ASP.NET, HTML, JavaScript, CSS
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Mid-Level Test Engineer (TS/SCI with CI Poly Required)
Aurora, Colorado, United States
$80k-$100k/yr OnsiteFull Time
DeNOVO Solutions
DeNOVO Solutions: Provides defense and intelligence technology, software engineering, and cybersecurity services.
2+ YOE2-5 years software testing, TS/SCI with CI Poly required, automated testing, REST API testing, CI/CD, strong programming in JS/TS.
Cypress, Playwright, Selenium, Jest, Mocha, Postman, REST Assured, Supertest, k6, JMeter, Gatling, Pact, Docker, Kubernetes, Go, Node.js, Python, Cucumber, SpecFlow, AWS
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