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Senior Software Engineer In Test Jobs in Littleton, CO

OrthoFi, Inc.

Senior Software Engineer

Denver, CO · On-site

$130K - $170K/yr

Join us in our quest to transform the orthodontic landscape - where innovation meets dedication ... Actively integrate AI tools (e.g., Claude, GitHub Copilot) to automate design, test generation, and ...

ApplyMint

Senior Software Engineer

Denver, CO · On-site

$120 - $190/hr

Senior Software Engineer Location: San Francisco, CA or Denver, CO (Hybrid, 3 days/week). Salary: $120k-$190k + equity. Full-time. Offstream is building the infrastructure for the environmental ...

IQ Clarity

Senior Software Engineer

Denver, CO · On-site

$150K/yr

IQ Clarity's client in Greenwood Village, CO is looking for a Senior Software Engineer. As a Senior Software Engineer, you will play a critical role in designing, developing, and delivering high ...

Astroscale U.S.

Senior Software Test Engineer

Denver, CO · On-site

$130K - $155K/yr

Headquartered in Denver, Colorado, Astroscale U.S. applies world-class rendezvous, proximity ... S. Inc. is currently seeking a Senior Software Test Engineer to join the team in our Denver ...

Kharon

Senior Software Engineer

Denver, CO

$160K - $200K/yr

This role requires in-office attendance at least 3 days a week. RESPONSIBILITIES: * Design ... Write automated tests and contribute to a culture of code quality -- producing pull requests that ...

Astroscale U.S.

Senior Software Test Engineer

Denver, CO · On-site

$130K - $155K/yr

Headquartered in Denver, Colorado, Astroscale U.S. applies world-class rendezvous, proximity ... S. Inc. is currently seeking a Senior Software Test Engineer to join the team in our Denver ...

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All JobsSoftware Engineer In Test JobsSenior Software Engineer In Test JobsSenior Software Engineer In Test Jobs in Littleton, CO

Senior Software Engineer In Test information

See Littleton, CO salary details

$22.5K

$125.8K

$163.8K

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

As of Aug 11, 2026, the average yearly pay for senior software engineer in test in Littleton, CO is $125,771.00, according to ZipRecruiter salary data. Most workers in this role earn between $110,700.00 and $143,700.00 per year, depending on experience, location, and employer.

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

AspectSenior Software Engineer In TestSoftware Development Engineer in Test
CredentialsBachelor's in CS or related field, experience in testing and automationBachelor's in CS or related field, strong coding skills, experience in testing
Work EnvironmentDesigning test strategies, automation frameworks, collaborating with development teamsDeveloping test tools, writing automated tests, integrating testing into CI/CD pipelines
Industry UsageCommon in tech companies, especially in QA and testing teamsWidely used in software development companies focusing on automation

The main difference is that Senior Software Engineer In Test often focuses on testing strategy and automation leadership, while Software Development Engineer in Test emphasizes developing testing tools and automation code. Both roles require strong coding skills and testing experience, but their focus areas differ slightly within the testing lifecycle.

What are some typical challenges a senior software engineer in test faces when designing automated testing frameworks?

Senior Software Engineers in Test often encounter challenges such as integrating automated tests with complex, evolving codebases and ensuring tests remain reliable as features change. Balancing thorough test coverage with execution speed, especially in continuous integration environments, is another common concern. Additionally, collaborating with both development and QA teams to align on testing strategies and maintaining documentation for test frameworks are key responsibilities that require strong communication and adaptability.

What is a senior software engineer in test?

Senior Software Engineers in Test are experienced professionals who design, develop, and implement automated testing frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify testing needs, create robust test plans, and write automated scripts that validate software functionality. In addition to hands-on coding, they often mentor junior engineers, drive process improvements, and contribute to the overall testing strategy of the organization.

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

To thrive as a Senior Software Engineer in Test, you need a deep understanding of software development, test automation frameworks, and a background in computer science or a related field. Mastery of tools like Selenium, Jenkins, JUnit, and experience with CI/CD systems, as well as relevant certifications such as ISTQB, are typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills set top candidates apart in this role. These skills are crucial for ensuring robust, scalable, and reliable software delivery in complex technical environments.
What are popular job titles related to Senior Software Engineer In Test jobs in Littleton, CO? For Senior Software Engineer In Test jobs in Littleton, CO, the most frequently searched job titles are:
What job categories do people searching Senior Software Engineer In Test jobs in Littleton, CO look for? The top searched job categories for Senior Software Engineer In Test jobs in Littleton, CO are:
What cities near Littleton, CO are hiring for Senior Software Engineer In Test jobs? Cities near Littleton, CO with the most Senior Software Engineer In Test job openings:
Senior Software Engineer In Test jobs near you
Infographic showing various Senior Software Engineer In Test job openings in Littleton, CO as of August 2026, with employment types broken down into 1% Internship, 85% Full Time, 10% Part Time, and 4% Contract. Highlights an 86% Physical, 4% Hybrid, and 10% Remote job distribution, with an average salary of $125,771 per year, or $60.5 per hour.

Senior Software Engineer

Grey-Matters-Defense-Solutions

Centennial, CO • On-site

$140 - $200/hr

Other

Re-posted 10 days ago

Job description

Grey Matters Defense Solutions specializes in software development and solutions, specialized data analytics algorithms, and innovative remote sensing technologies and operations, with senior-level personnel formerly from DIA, NRO, DARPA, and the US Armed Forces. Grey Matters Defense Solutions differentiates itself by combining its subject matter experts, analysts, software engineers, and its data scientists to create unique artificial intelligence algorithms and various applications.

Grey Matters Defense Solutions is seeking a talented and dedicated, Senior Software Engineer

About the job:
  • Solve real world problems relevant to the Intel Community (IC) and Department of Defense (DoD) using a combination of FOSS/GOTS/COTS software and hardware.
  • Contribute to all aspects of project software development lifecycle from research, prototyping solutions to assess feasibility, integration with external software systems, development, and product deployment. Key

Key

Key Responsibilities:
  • Architect, prototype, develop, secure, test, and help deploy and maintain software within a cloud-based environment
  • Support deployments in real world exercises
  • Support Agile project planning, reporting, and execution
  • Research relevant software technologies, frameworks, best-practices, software design pattern, and tools.
  • Provide design ideas for adapting or enhance existing program capabilities or development of new program capabilities.
About you:
  • Proficiency working with Java and the Spring Framework
  • Proficiency working with Angularand Typescript
  • Experience with microservice architectures within a Docker containerized environment
  • Familiarity with PostgreSQL and Mongo databases
  • Experience developing software in a Unix/Linux environment
  • Experience with the software development lifecycle
  • Excellent analytic and problem-solving skills
  • Ability to work under minimal supervision
  • Good verbal and written communication skills
  • Bachelor’s degree in computer science, IT, or equivalent technical discipline
  • Minimum ten (10) years of professional software development experience
Preferred Skills:
  • Experience with Git and Gitlab
  • Experience with Docker and Kubernetes
  • Experience with asynchronous communications
  • Experience with network technologies such as HTTP and REST
  • Experience with Continuous Integration and Continuous Delivery (CI/CD)
  • Experience doing full stack software development
  • Familiarity with ActiveMQ
  • Familiarity with WebSockets
  • Familiarity with DevSecOps
  • Familiarity with Test Driven Development (TDD)
  • Active Top Secret Security Clearance with SSBI
  • Master’s degree in computer science, IT, or equivalent technical discipline

Grey Matters Defense Solutions’ most valuable assets are the more than 60 employees, consisting of data scientists, custom software developers, and analysts/subject matter experts, with senior-level personnel formerly from DIA, NRO, NSA and the US Armed Forces. Our employees have a depth of analytical knowledge which provides them with deep understanding of managing and delivering products within government systems. Grey Matters Defense Solutions provides transformational leadership building aware-winning teams and products.

Visit us at Grey Matters Defense Solutions

https://www.linkedin.com/company/grey-matters-defense-solutions/

“Know Your Rights: Workplace Discrimination is Illegal”
Questions contact: jenny.rosenberg@greymattersdefense.com

  • All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
  • Grey Matters Defense Solutions, LLC participates in E-Verify. Federal law requires all employers to verify the identity and employment eligibility of all persons hired to work in the United States.
  • Grey Matters Defense Solutions, LLC complies with the Colorado Artificial Intelligence Act (CAIA) and maintains policies, controls, and oversight practices designed to mitigate algorithmic discrimination, promote transparency, and ensure responsible use of AI systems in accordance with Colorado law.
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