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Senior Software Development Engineer In Test Jobs in Castle Rock, CO

Sr. Software Development Engineer, PEET

Denver, CO · On-site

$126K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... for a Senior Software Development Engineer to lead development and manage operations for AWS ... We don't like getting paged in the middle of the night or on the weekend, so we work to ensure that ...

Sr. Software Development Engineer, PEET

Denver, CO · On-site

$126K - $166K/yr

... for a Senior Software Development Engineer to lead development and manage operations for AWS ... We don't like getting paged in the middle of the night or on the weekend, so we work to ensure that ...

... for a Senior Software Development Engineer to lead development and manage operations for AWS ... We don't like getting paged in the middle of the night or on the weekend, so we work to ensure that ...

Senior Software Engineer

Aurora, CO · On-site

$124K - $163K/yr

GliaCell Technologies is focused on Software & System Engineering in Enterprise and Cyber Security ... documents test results. • Resolves software problem reports. • Utilizes software development ...

Senior Software Engineer

Englewood, CO · On-site

$110 - $140/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Our client in Englewood Colorado is looking for a Senior Software Engineer on a direct hire basis. This is an opportunity to join a collaborative, fast-paced development team where your work will ...

New

Senior Software Engineer

Greenwood Village, CO · On-site

$110 - $140/hr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Our client in Englewood Colorado is looking for a Senior Software Engineer on a direct hire basis. This is an opportunity to join a collaborative, fast-paced development team where your work will ...

New

Senior Software Engineer with Security Clearance

Aurora, CO · On-site

$124K - $163K/yr

  • Medical

  • Life

  • Retirement

  • PTO

... test software components to meet requirements. May support projects that operate in an Agile or ... Minimum of ten (10) years in software development/engineering, including requirements analysis ...

Senior Software Engineer

Englewood, CO · On-site

$104K - $163K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

The Senior Software Engineer will play a key technical leadership role, contributing hands-on ... development of software verification strategies, including test plans, protocols, and reports in ...

Senior Software Engineer

Aurora, CO · On-site

$170 - $260/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... test results. * Resolve software problem reports. * Apply appropriate software development and ... Bachelor's degree in Computer Science or a related field. * Ability to work independently and as ...

Senior Software Engineer

Aurora, CO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Reviews and tests software components for adherence to the design requirements and documents test ... in place of new development, and requirements analysis and synthesis from system level to ...

Senior Software Engineer

Aurora, CO · On-site

$170K - $260K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Reviews and tests software components for adherence to the design requirements and documents test ... in place of new development, and requirements analysis and synthesis from system level to ...

Showing results 21-40

Senior Software Development Engineer In Test information

See Castle Rock, CO salary details

$23.5K

$130.9K

$170.5K

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

As of Aug 14, 2026, the average yearly pay for senior software development engineer in test in Castle Rock, CO is $130,936.00, according to ZipRecruiter salary data. Most workers in this role earn between $115,200.00 and $149,600.00 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 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 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 cities near Castle Rock, CO are hiring for Senior Software Development Engineer In Test jobs?

Cities near Castle Rock, CO with the most Senior Software Development Engineer In Test job openings:

Infographic showing various Senior Software Development Engineer In Test job openings in Castle Rock, CO as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, and 4% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $130,936 per year, or $63 per hour.

Sr. Software Development Engineer, PEET

Amazon

Denver, CO • On-site

$126K - $166K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 11 days ago


Amazon rating

7.4

Company rating: 7.4 out of 10

Based on 7,086 frontline employees who took The Breakroom Quiz

6th of 39 rated national retailers


Job description

Application deadline: Aug 13, 2026
The Platform Engineering and Emerging Technologies (PEET) team is hiring for a Senior Software Development Engineer to lead development and manage operations for AWS Managed Grafana, Managed Prometheus, Wickr, and Kinesis Video Streams! You'll design, deploy, monitor, and automate infrastructure, tools, and software to provide a highly-available and resilient platform for our customers' and our team's workloads.
Would you like to develop innovative cloud computing solutions and solve the world's most complex technical problems? Do you have a deep passion and desire to engineer and operate the world's largest cloud computing infrastructure to build a better world for future generations?
This is an exciting opportunity to use the latest cloud computing and GenAI technologies to help U.S. Government agencies implement innovative cloud computing solutions and solve technical problems. AWS established a specialized group of service teams responsible for the work we are doing with the U.S. Intelligence Community. We are building some of the largest and most complex distributed systems in the world, and we need adaptable people to help us implement and operate them.
The candidate selected must obtain and maintain a security clearance at the TS/SCI with polygraph level. Upon start, the selected candidate will be sponsored for a commensurate clearance for each government agency for which they perform AWS work.
Key job responsibilities
Key job responsibilities
- Design, deploy, monitor, and automate infrastructure, tools and software to provide a highly-available and resilient platform for our customers' and our team's workloads.
- This position involves on-call responsibilities, typically for one week in every six. We don't like getting paged in the middle of the night or on the weekend, so we work to ensure that our systems are fault tolerant. When we do get paged, we work together to resolve the root cause so that we don't get paged for the same issue twice.
About the team
Why AWS
Amazon Web Services (AWS) is the world's most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
AWS Infrastructure Services (AIS)
AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we're the people who keep the cloud running. We support all AWS data centers and all of the servers, storage, networking, power, and cooling equipment that ensure our customers have continual access to the innovation they rely on. We work on the most challenging problems, with thousands of variables impacting the supply chain - and we're looking for talented people who want to help.
Inclusive Team Culture
Here at AWS, it's in our nature to learn and be curious. Our employee-led affinity groups foster a culture of inclusion that empower us to be proud of our differences. Ongoing events and learning experiences, including our Conversations on Race and Ethnicity (CORE) and AmazeCon conferences, inspire us to never stop embracing our uniqueness.
Work/Life Balance
We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why we strive for flexibility as part of our working culture. When we feel supported in the workplace and at home, there's nothing we can't achieve in the cloud.
Mentorship and Career Growth
We're continuously raising our performance bar as we strive to become Earth's Best Employer. That's why you'll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you develop into a better-rounded professional.
Diverse Experiences
Amazon values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn't followed a traditional path, or includes alternative experiences, don't let it stop you from applying.
BASIC QUALIFICATIONS
- 5+ years of non-internship professional software development experience
- 5+ years of programming with at least one software programming language experience
- 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
- Bachelor's degree
- Experience as a mentor, tech lead or leading an engineering team
PREFERRED QUALIFICATIONS
- 5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
- Master's degree in computer science or equivalent
- Knowledge of system performance, memory management, and parallel computing principles
- Experience leading the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems
Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.
Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you're applying in isn't listed, please contact your Recruiting Partner.
The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.
USA, CO, Denver - 168,100.00 - 227,400.00 USD annually

What Amazon employees say

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Benefits

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About Amazon

Sourced by ZipRecruiter

Amazon.com, Inc., commonly known as Amazon, is an American multinational technology company. It was founded by Jeff Bezos in 1994 and initially started as an online marketplace for books. Since then, Amazon has expanded its operations and become one of the largest e-commerce companies in the world. Amazon's primary business is its online retail platform, where customers can purchase a vast array of products, including electronics, clothing, books, home goods, and much more. The company offers a convenient and user-friendly shopping experience, with features such as fast shipping, customer reviews, and personalized recommendations. In addition to its e-commerce platform, Amazon has diversified its business into various other areas. One of its notable ventures is Amazon Web Services (AWS), a comprehensive cloud computing platform that provides services such as storage, compute power, and database management to individuals and businesses. AWS has become a leader in the cloud computing industry, powering many websites and applications worldwide. Amazon has also developed its own consumer electronics, including the popular Amazon Kindle e-reader, Fire tablets, Fire TV streaming devices, and the Alexa-powered Echo smart speakers. The Alexa voice assistant, integrated into these devices, allows users to interact with their devices using voice commands, perform tasks, and access information. Furthermore, Amazon has expanded into media and entertainment. It operates Prime Video, a streaming service that offers a wide range of movies, TV shows, and original content. Amazon Music provides a platform for streaming and purchasing digital music, while Audible offers audiobooks and other audio content. The company's commitment to customer satisfaction and convenience is demonstrated by its membership program, Amazon Prime. Prime members receive various benefits, including free two-day shipping, access to streaming services, exclusive deals, and more.

Industry

It services, book publishers, retail, real estate and computer and electronic product manufacturing

Company size

10,000+ Employees

Headquarters location

Seattle, WA, US