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Senior Software Development Engineer In Test Jobs in Denver, CO

Mesa Labs

Senior Software Development Engineer

Lakewood, CO · On-site

$116K - $146K/yr

Job Summary The Senior Software Development Engineer is responsible for taking on more complex ... test, staging, and production environments in Azure. • Design, implement, and support CI/CD ...

Mesa Labs

Senior Software Development Engineer

Lakewood, CO · On-site

$116K - $146K/yr

Job Summary The Senior Software Development Engineer is responsible for taking on more complex ... test, staging, and production environments in Azure. • Design, implement, and support CI/CD ...

Sovrn

Software Developer in Test

Boulder, CO · On-site +1

$51.75 - $67/hr

... (SDET) your primary focus will be to aid in supporting the sovrn development teams by building and supporting test automation and tools. You will provide test automation guidance to developers ...

OASYS

Senior Software Engineer

Littleton, CO · Hybrid

$120K - $158K/yr

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

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

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

... 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

... 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

... 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

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

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

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 Denver, CO

Senior Software Development Engineer In Test information

See Denver, CO salary details

$23.2K

$129.5K

$168.6K

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

As of Jul 13, 2026, the average yearly pay for senior software development engineer in test in Denver, CO is $129,496.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,000.00 and $148,000.00 per year, depending on experience, location, and employer.

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 engineers make $500,000?

Senior Software Development Engineers In Test (SDETs) with extensive experience, specialized skills in automation, and working at large tech companies or in high-cost-of-living regions can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially for those in leadership roles or with rare expertise in testing automation, cloud platforms, or security tools.

Will QA or SDET get replaced by AI?

Senior Software Development Engineers in Test (SDETs) and QA professionals perform complex testing tasks that require critical thinking, creativity, and understanding of system architecture, which AI currently cannot fully replicate. While AI tools can automate repetitive testing and assist in identifying issues, human oversight and expertise remain essential for designing test strategies, interpreting results, and ensuring software quality in a fast-evolving environment.

What is the SDET engineer's salary?

The salary for a Senior Software Development Engineer in Test (SDET) typically ranges from $90,000 to $140,000 annually, depending on experience, location, and company size. SDETs with strong programming skills and experience with automation tools like Selenium or Jenkins tend to earn higher salaries.

Is SDET still in demand?

Senior Software Development Engineers in Test (SDETs) are in strong demand due to the increasing emphasis on quality assurance and automation in software development. SDETs with skills in programming, test automation tools, and CI/CD pipelines are particularly sought after across various industries, ensuring continuous testing and faster release cycles.

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.

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 does a Senior Software Development Engineer in Test (SDET) 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.
What are the most commonly searched types of Software Development Engineer In Test jobs in Denver, CO? The most popular types of Software Development Engineer In Test jobs in Denver, CO are:
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Senior Software Development Engineer In Test jobs near you
Senior Software Test Automation Engineer

Senior Software Test Automation Engineer

Particle Measuring Systems

Niwot, CO • On-site

$124K - $161K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 14 days ago

Job description

Do you want to be part of a business that genuinely values entrepreneurialism, innovation and individual accountability? We focus on our customers and are proud of the difference our technology makes. We partner with some of the biggest manufacturing companies in the world and our technical innovations are used to enhance well-known brands across multiple industries.
Title Senior Software Test Automation Engineer
Department R&D
Location Niwot, CO (Hybrid)
Reports To Software Test Manager
About Us
Established in 1972, Particle Measuring Systems is a global leader for micro-contamination monitoring equipment improving the performance of clean manufactures in the semiconductor and pharmaceutical industries. We're a growing technology company in Niwot, Colorado, the heart of the Rocky Mountains. We offer an exceptional and rewarding work environment in a great place to live. Our employees enjoy challenging projects in the development and manufacture of light scattering particle counters and diverse technologies and applications.
Your Impact
We are looking for a Senior Software Test Automation Engineer who will contribute to the success of the R&D Team, applying their expertise in test automation and systems-level testing to support the achievement of team and company goals and deliver innovative, reliable solutions. In this role, the successful candidate will collaborate effectively with colleagues and cross-functional teams, demonstrate strong problem-solving and decision-making skills, and maintain a commitment to professional excellence, quality and continuous improvement.
The Role
As a Senior Software Test Automation Engineer, you will be a key contributor to a team of highly skilled engineers, leading testing efforts for complex application software and embedded firmware across the product lifecycle. You will design and execute advanced test strategies for large features and systems, develop and maintain robust automation frameworks, and collaborate closely with developers and systems engineers to ensure comprehensive test coverage. This role involves tackling challenging technical problems, driving defect resolution, and enhancing test automation to support efficient, high-quality software delivery.
Job Responsibilities
  • Lead and execute complex testing efforts across the software development lifecycle for application software and embedded systems, ensuring high-quality releases.
  • Design, develop, and enhance advanced test automation frameworks that are scalable, maintainable, and aligned with evolving product needs (e.g., Java, Python).
  • Plan and lead testing activities for large or complex features/projects, including test scope definition, risk identification, and execution coordination.
  • Collaborate closely with cross-functional teams (software engineering, systems, product) to review requirements, refine use cases, and ensure robust test coverage and traceability.
  • Develop and execute comprehensive test suites (functional, integration, system, and performance), both manual and automated, for complex workflows and edge cases.
  • Troubleshoot and analyze complex defects, perform root cause analysis, and partner with developers to validate fixes and drive resolution.
  • Integrate and maintain automated tests within CI/CD pipelines, improving reliability, execution speed, and feedback cycles.
  • Contribute to and uphold best practices in test automation, coding standards, and QA processes through code reviews and team collaboration.
  • Mentor and support less experienced engineers, providing guidance on tools, frameworks, and effective testing approaches.
  • Evaluate and recommend improvements to tools, frameworks, and processes to enhance test efficiency and effectiveness.
  • Create and maintain clear, detailed test documentation, ensuring transparency and knowledge sharing across teams.
  • Participate actively in Agile events, contributing technical insight on testing considerations, risks, and dependencies.
  • Continuously evaluate processes for improvements in efficiency, quality, and safety.
  • This job description is not intended to be all-inclusive. Responsibilities may evolve over time, and other related duties may be assigned to meet the ongoing needs of the company.

Required Qualifications
  • A BS degree in Computer Science, Software Engineering, or equivalent.
  • At least 10 years' experience as an Automation Software Test Engineer developing and executing automation software/firmware test scripts, testing and tracking defects.
  • 3 years of professional experience may be substituted for MS degree in a relevant field.
  • Strong technical foundation in software development and test principles.
  • Experience with software test tools and processes, including automation testing and defect tracking.
  • Expertise on test-driven development, developing different levels of automated tests, such as functional test, integration test, system test, or performance test.
  • Experience developing and maintaining automated tests using Ranorex (strongly preferred).
  • Working experience with programming languages such as Java or Python.
  • Familiarity with IntelliJ IDEA or other integrated development environments (IDEs).
  • Strong analytical and problem-solving skills, with strong attention to detail.
  • Clear oral and written communication skills, especially technical writing.
  • Self-starter and capable of working effectively with minimal supervision.

Preferred Qualifications
  • Experience working within an Agile Development Environment is preferred.
  • Knowledge of Jira/Confluence is preferred.

Work Environment & Physical Requirements
  • This role primarily operates in an office/lab/manufacturing environment.
  • Must be able to sit, stand, and use a computer for extended periods of time.
  • This is a hybrid position, "in-office" minimum 3 days per week.
  • Occasional lifting of up to 20 lbs. may be required.
  • Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of this role.

Compensation & Benefits
  • Competitive base salary range: $100,000 - $140,000 depending on experience
    • Our compensation philosophy: we offer competitive pay based on market data, including local, national, and industry benchmarks. For new hires, offers are generally within the established min- to mid-point of the range for the role, with flexibility to recognize experience, skills, and education. Our approach ensures fair pay internally while remaining competitive externally and allows room for growth.
  • Comprehensive benefits package:
    • Health coverage: medical, dental, vision, fsa, onsite clinic (CO employees), life insurance
    • 401(k) retirement plan with company match
    • Vacation, holiday, and leave policies
    • Tuition reimbursement, Employee recognition programs, Employee assistance programs

Particle Measuring Systems is proud to be an Equal Opportunity Employer and are committed to building an inclusive and supportive workplace where everyone can thrive
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