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97 api testing jobs at 62 companies in Colorado

1mo
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API Postman Tester - 6237166
Arlington or Cleveland or California or Colorado or District of Columbia or Illinois or Minnesota or Maryland or Massachusetts or New York or New Jersey or Washington
$70-$80/hr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ years hands-on Postman experience, API test automation (Postman scripting/Newman), strong API/JSON/REST knowledge, Swagger/OpenAPI familiarity, banking domain experience, and strong analytical and communication skills.
Postman, Newman, Swagger/OpenAPI, JSON
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1w
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Senior Testing Analyst
Chicago or Alaska or Arkansas or Arizona or Colorado or Florida or Hawaii or Iowa or Idaho or Illinois or Kansas or Louisiana or Maryland or Minnesota or Missouri or Montana or Nebraska or Nevada or New Mexico or North Carolina or North Dakota or Oklahoma or Oregon or South Carolina or South Dakota or Tennessee or Texas or Utah or Virginia or District of Columbia or Washington or Wisconsin or Wyoming
$108k-$120k/yr RemoteFull Time
TriWest Healthcare Alliance
TriWest Healthcare Alliance: Manages healthcare programs for veterans and military families.
5+ YOEBachelor's or equivalent, U.S. citizenship and favorable DOD background investigation, 5+ years QA/testing experience, experience with Katalon,TOSCA,Selenium,Xray,ALM,JIRA,Jenkins,CI CD,SQL; Agile experience; automated web/API testing.
Katalon, TOSCA, Selenium, Xray, ALM, JIRA, Jenkins, CI CD, AngularJS, Java, SQL
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4w
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Security Testing Specialist Sr - Tuesday - Saturday - 11pm - 7am MST
Denver or Phoenix or United States
$112k-$229k/yr OnsiteFull Time
PNC Financial Services
PNC Financial ServicesNYSE: PNC: Provides banking, lending, and investment services to customers.
8+ YOEExperienced application security tester with manual and automated dynamic testing experience, familiarity with Burp Suite and OWASP Top 10, API and cloud testing preferred, typically 8+ years experience and a bachelor\u0002s degree.
Burp Suite, Agentic AI, OWASP Top 10
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1mo
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Senior Software Engineer (Hogan API)
Hopkins or Atlanta or Chicago or Charlotte or Englewood or Brookfield or Irving
$120k-$141k/yr HybridFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
5+ YOEBachelor's degree or equivalent and 5+ years relevant experience. Experience with mainframe/Hogan development (COBOL, JCL, CICS), APIs, system design, testing, security, and cross-team collaboration; Scrum familiarity.
Hogan COBOL, JCL, CICS, JSON, Splunk, IMS Database, GitLab, IDz/RDz (IBM Developer for zOS), Jira
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6d
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Associate Quality Assurance Engineer Denver (Hybrid)
Denver, Colorado, United States
$70k-$78k/yr HybridFull Time
Broadridge
BroadridgeNYSE: BR: Provides technology and infrastructure for global financial services.
Bachelor's degree or equivalent in CS/IT/Engineering, knowledge of software testing methodologies, strong analytical and communication skills, experience with manual testing and defect tracking; SQL, API or scripting familiarity preferred.
SQL, APIs
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1mo
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SDET/Automation QA Engineer
Columbus or Austin or Denver or United States
$125k-$145k/yr HybridFull Time
Lower
Lower: Provides digital mortgage lending and homeownership financial services.
3+ YOE3+ years QA/SDET experience; build Playwright e2e and Postman API tests; write API tests in TypeScript; integrate tests into CI/CD; agile experience and strong communication skills.
Playwright, Postman, TypeScript, Slack
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3w
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Quality Assurance Engineer
Denver, Colorado, United States
$110k-$125k/yr RemoteFull Time
Trilon Group
Trilon Group: Providing engineering and design services for community infrastructure.
4+ YOE4+ years QA experience, strong test automation skills for API/backend/UI, proficiency in Python or JavaScript, CI/CD and REST testing, experience evaluating AI/LLM outputs and RAG pipelines, strong communication and analytical skills.
Python, JavaScript, CI/CD, API, REST, LLM, Retrieval-Augmented Generation (RAG)
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2mo
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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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3mo
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Senior Software Developer
Louisville, Colorado, United States
$118k-$144k/yr OnsiteFull Time
CableLabs
CableLabs: Research and development for the broadband and cable industry.
5+ YOE5+ years of professional software development; proficient in Python; strong SQL and relational DB design; Git and CI/CD; REST APIs; testing with pytest; good communication.
Python, SQL, Git, pytest, REST API, JavaScript, TypeScript, Node.js, CI/CD, GitLab CI
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1w
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R&D Engineer SW Quality 3
Broomfield, Colorado, United States
$91k-$146k/yr OnsiteFull Time
Broadcom
BroadcomNASDAQ: AVGO: Designs and sells semiconductors and infrastructure software to enterprises.
8+ YOEBachelor's in engineering, 8+ years software testing experience, strong automation (Python), Linux/Windows/VMware skills, networking and SAN knowledge, JIRA and REST API experience.
Python, Linux, Windows, VMware, JIRA, REST API, Claude Code, Gemini AI
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2d
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Senior Quality Analyst
Phoenix or Denver or Grand Junction
$7k-$8k/mo HybridFull Time
Contexture
Contexture: Provides health information exchange services in Arizona and Colorado.
5+ YOE5+ years QA experience designing/executing manual and automated tests; Bachelor’s in IT or related; experience with SQL, Mongo, APIs, HL7, XML/JSON; strong analytical and documentation skills.
SQL, Mongo, APIs, web services, HL7, XML, JSON, REST, Postman, Swagger, EHR, HIE
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2mo
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Software Engineer Lead
Denver or United States
$100k-$135k/yr RemoteFull Time
Resource Innovations
Resource Innovations: Provides clean energy services and software solutions for utilities.
6+ YOEHands-on PHP 8.x with Laravel, Vue.js, REST APIs, TS; 6+ years PHP; 4+ years Vue; Git; Agile; SaaS; AWS/serverless; tests Pest/PHPUnit preferred.
PHP, Laravel, Vue.js, Tailwind CSS, REST API, Git, Pest, PHPUnit, NPM, Vite
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1mo
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Product Manager
Denver or United States
$105k-$130k/yr RemoteFull Time
ForceMetrics
ForceMetrics: Provides real-time data analytics software for public safety agencies.
3+ YOE3+ years PM experience in SaaS or public safety/govtech, data fluency with APIs, startup experience, end-to-end product delivery, strong communication, US citizenship, pass FBI background check and drug test.
APIs
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1mo
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Technical Business Analyst
Owings Mills or Maryland or Colorado or Washington or Washington or New York or California or United States
$77k-$131k/yr HybridFull Time
T. Rowe Price
T. Rowe PriceNASDAQ: TROW: Provides global investment management and retirement planning services.
Experience as a technical/business or systems analyst in complex technology environments; strong requirements elicitation, stakeholder management, databases and SQL, APIs and integrations, data analysis/validation, Agile delivery, and support for test automation and AI initiatives.
AWS, SQL, APIs, Playwright, HireVue
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2d
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Software Quality Engineer III
Englewood, Colorado, United States
$72k-$103k/yr OnsiteFull Time
EchoStar
EchoStarNasdaq: SATS: Global provider of satellite solutions and wireless communications services.
3+ YOE3-5 years QA/testing or related experience; bachelor’s degree or equivalent experience; experience with manual/regression testing, test automation, Salesforce testing, API testing; strong documentation and collaboration skills.
Salesforce, Linux
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3w
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Software Engineer – (Core Strategist)
Houston or Arizona or California or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or North Carolina or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia
HybridFull Time
FDM Group
FDM GroupLondon Stock Exchange: FDM: FDM provides IT consultancy and technology staff augmentation services.
3+ YOE3+ years Python experience for data analysis, strong OOP, SQL, cloud (AWS) familiarity, visualization experience, REST API integration, unit testing and version control (Git). Bachelor's in computer science or related field required.
Python, pandas, numpy, Jupyter, SQL, AWS, Plotly, Dash, Microsoft Power BI, scikit-learn, scipy, statsmodels, Git, Azure pipelines, Dataiku, REST API
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2mo
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Automated Tester
Aurora or Herndon
$85k-$128k/yr OnsiteFull Time
Two Six Technologies
Two Six Technologies: Develops cybersecurity and data systems for national security missions.
3+ YOE1-3 years of software testing experience; automated test frameworks; REST API testing; CI/CD integration; strong test design; Git workflows; agile/sDLC knowledge; excellent test documentation.
JavaScript, TypeScript, Cypress, Playwright, Selenium, Jest, Mocha, k6, JMeter, Gatling, Pact, Docker, Kubernetes, Go, Node.js, Python, Git
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1w
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Senior Software Engineer — PingOne Platform Administration & Security
Austin or Denver
$110k-$138k/yr OnsiteFull Time
Ping Identity
Ping Identity: Provides identity and access management software for enterprise security.
5+ YOE5+ years software engineering; strong backend experience building production services; 3+ years Java; experience with NodeJS and TypeScript desired; REST APIs, cloud-native, CI/CD, automated testing, Agile, mentoring and technical leadership.
Java, NodeJS, TypeScript, MCP server, REST API, CI/CD
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1w
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Software Engineer in Test (SDET) / QA Automation Engineer
Arizona or California or Colorado or Florida or Georgia or Indiana or Iowa or Michigan or Minnesota or Nebraska or Nevada or New Hampshire or North Carolina or Oklahoma or Pennsylvania or Texas or Utah or Virginia or Washington
RemoteFull Time
Impartner
Impartner: Provides partner relationship management and channel marketing software.
5+ YOE5+ years building or testing production software, strong C#/.NET skills, owned end-to-end Playwright automation, API testing experience, CI/CD and AI tool usage, strong communication and debugging skills.
Playwright, C#, .NET, GitLab CI/CD, Claude Code, Postman, SQL, TypeScript, JavaScript, GitLab CI, Jira, NUnit
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3mo
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Software Test Engineer
Aurora or Annapolis Junction
$60-$96/hr RemoteFull Time
EverWatch
EverWatch: Develops software and intelligence systems for government agencies.
3+ YOE3+ years software engineering in Agile; testing, JS/TS/Java; Playwright/Cypress; REST APIs; CI/CD; TS/SCI with polygraph; Bachelor's degree; ISTQB desirable.
Playwright, Cypress, JavaScript, TypeScript, Java, GitHub Actions, Jenkins, GitLab CI, Bitbucket Pipelines, REST APIs, Selenium
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