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Senior Software Development Engineer In Test Jobs in Highlands Ranch, CO

OASYS, INC.

Senior Software Engineer

Littleton, CO · On-site

$122K - $161K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will support the software engineering lifecycle following the program Software ... test, integration, and support to formal test/delivery. The successful candidate will have ...

OASYS

Senior Software Engineer

Littleton, CO · Hybrid

$120K - $158K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will support the software engineering lifecycle following the program Software ... software life cycle development including SW design, architecture and integration & test ...

OASYS, INC.

Senior Software Engineer

Littleton, CO · On-site

$120K - $150K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will support the software engineering lifecycle following the program Software ... software life cycle development including SW design, architecture and integration & test ...

OASYS, INC.

Senior Software Engineer

Littleton, CO · On-site

$120K - $150K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

... test, integration, and support to formal test/delivery. The successful candidate will have ... Agile Software Development --Ability to work in a collaborative and team-based environment ...

OASYS, INC.

Senior Software Engineer

Littleton, CO · On-site

$120K - $150K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will support the software engineering lifecycle following the program Software ... software life cycle development including SW design, architecture and integration & test ...

OASYS

Senior Software Engineer

Littleton, CO · Hybrid

$120K - $158K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will support the software engineering lifecycle following the program Software ... development including SW design, architecture and integration & test Desired Skills: - Real Time ...

OASYS, INC.

Senior Software Engineer

Littleton, CO · On-site

$120K - $150K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

... test, integration, and support to formal test/delivery. The successful candidate will have ... Agile Software Development --Ability to work in a collaborative and team-based environment ...

OASYS

Senior Software Engineer

Littleton, CO · Hybrid

$120K - $158K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

... test, integration, and support to formal test/delivery. The successful candidate will have ... Agile Software Development --Ability to work in a collaborative and team-based environment ...

OASYS, INC.

Senior Software Engineer

Littleton, CO · On-site

$180K - $230K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will support the software engineering lifecycle following the program Software ... development including SW design, architecture and integration & test Desired Skills: - Real Time ...

OASYS, INC.

Senior Software Engineer

Littleton, CO · On-site

$180K - $230K/yr

  • Dental

  • Vision

  • Retirement

  • PTO

In this role, you will support the software engineering lifecycle following the program Software ... development including SW design, architecture and integration & test Desired Skills: - Real Time ...

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All JobsSoftware Development Engineer In Test JobsSenior Software Development Engineer In Test JobsSenior Software Development Engineer In Test Jobs in Highlands Ranch, CO

Senior Software Development Engineer In Test information

See Highlands Ranch, CO salary details

$23.6K

$131.8K

$171.6K

How much do senior software development engineer in test jobs pay per year?

As of Aug 19, 2026, the average yearly pay for senior software development engineer in test in Highlands Ranch, CO is $131,790.00, according to ZipRecruiter salary data. Most workers in this role earn between $116,000.00 and $150,600.00 per year, depending on experience, location, and employer.

What does a senior software development engineer in test do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.

How does a senior software development engineer in test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

What are the key skills and qualifications needed to thrive as a senior software development engineer in test, and why are they important?

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

What is the difference between Senior Software Development Engineer In Test vs Software Development Engineer In Test?

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

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For Senior Software Development Engineer In Test jobs in Highlands Ranch, CO, the most frequently searched job titles are:

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Senior Software Development Engineer In Test jobs near you
Infographic showing various Senior Software Development Engineer In Test job openings in Highlands Ranch, CO as of June 2026, with employment types broken down into 6% As Needed, 82% Full Time, 6% Part Time, 4% Contract, and 2% Nights. Highlights an 94% Physical, 1% Hybrid, and 5% Remote job distribution, with an average salary of $131,790 per year, or $63.4 per hour.

Quality Assurance Engineer - Denver, CO, Phoenix, AZ, St. Louis, MO, Nashville, TN, Kansas City, KS

TechniPros, LLC

Denver, CO • On-site

Other

This job post has expired today. Applications are no longer accepted.

Job description

Job Title: QA Engineer
Location: Denver, CO, Phoenix, AZ, St. Louis, MO, Nashville, TN, Kansas  City, KS.
Contract: 12+ Months
Looking for W2 candidates. No C2C

Job Summary:

We are hiring a Software Development Engineer in Test (SDET) with strong experience in Java, Selenium, Playwright, API automation, and AI-assisted testing. The ideal candidate will leverage modern AI tools to improve test generation, maintenance, and execution efficiency.

Key Responsibilities:

·        Build scalable UI and API automation frameworks.

·        Develop automation using Selenium and Playwright.

·        Automate REST APIs using REST Assured.

·        Implement BDD automation using Cucumber.

·        Utilize GitHub Copilot and AI-assisted testing tools.

·        Execute automated tests in CI/CD pipelines.

·        Perform database validation using SQL.

·        Support Shift-Left testing initiatives.

·        Develop reusable automation libraries.

·        Mentor junior QA engineers.

Mandatory Skills:

·        Java

·        Selenium WebDriver

·        Playwright

·        REST Assured

·        Cucumber

·        Maven

·        Jenkins

·        Git

·        SQL

·        GitHub Copilot

Preferred Skills:

·        MCP (Model Context Protocol)

·        Docker

·        Kubernetes

·        AI Test Generation

·        SonarQube

·        JUnit


Best Regards:

Tanuja P
Phone:
Email:

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