Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
Quick apply
Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
Quick apply
Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
Quick apply
Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
Quick apply
Software Tester
Princeton, TX · Remote
Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance ... Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data ...
API Developer
Annapolis Junction, MD · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
Annapolis Junction, MD · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
Reston, VA · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
Reston, VA · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
Honolulu, HI · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
Honolulu, HI · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
Chantilly, VA · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
Chantilly, VA · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Test Engineer
Charlotte, NC · On-site
Contract (Long Term) Experience: Mid to Senior level Job Overview Our client is looking for a ... Perform API testing for REST and SOAP services * Collaborate with developers, managers, and ...
API Test Engineer
Charlotte, NC · On-site
Contract (Long Term) Experience: Mid to Senior level Job Overview Our client is looking for a ... Perform API testing for REST and SOAP services * Collaborate with developers, managers, and ...
API Developer
San Antonio, TX · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Developer
San Antonio, TX · On-site
Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some ... Proficiency in API testing tools DESIRED SKILLS * Familiarity with GraphQL APIs * Knowledge of ...
API Automation Engineer
Bethesda, MD · On-site
Contract * 10+ years of experience in Quality Assurance (QA) and automation testing. * Strong hands-on experience in API automation using ReadyAPI with Groovy scripting. * Proficient in performance ...
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API Automation Engineer
Bethesda, MD · On-site
Contract * 10+ years of experience in Quality Assurance (QA) and automation testing. * Strong hands-on experience in API automation using ReadyAPI with Groovy scripting. * Proficient in performance ...
This is a 30 month opportunity on the Hourly-Based IT Services (HBITS) Contract at the State of New ... /Postman API testing tools & REST assured. * 36 months of experience as a SQL and database ...
This is a 30 month opportunity on the Hourly-Based IT Services (HBITS) Contract at the State of New ... /Postman API testing tools & REST assured. * 36 months of experience as a SQL and database ...
Tester
Albany, NY · On-site
This is a 30 month opportunity on the Hourly-Based IT Services (HBITS) Contract at the State of New ... /Postman API testing tools & REST assured. * 36 months of experience as a SQL and database ...
Tester
Albany, NY · On-site
This is a 30 month opportunity on the Hourly-Based IT Services (HBITS) Contract at the State of New ... /Postman API testing tools & REST assured. * 36 months of experience as a SQL and database ...
Develop and execute API contract tests, schema validation tests, and endpoint-level test cases. * Perform end-to-end integration testing across API workflows, middleware, and consuming applications.
Develop and execute API contract tests, schema validation tests, and endpoint-level test cases. * Perform end-to-end integration testing across API workflows, middleware, and consuming applications.
... contract testing, performance testing, and test data design. • Experience testing cloud-based ... Required : • Extensive background in API testing and automation 8+ years of experience. • ...
... contract testing, performance testing, and test data design. • Experience testing cloud-based ... Required : • Extensive background in API testing and automation 8+ years of experience. • ...
Playwright Automation Tester
Cary, NC · On-site
$95K - $115K/yr
REST API Testing * Postman * Swagger/OpenAPI * Contract Testing * Microservices Testing DevOps & CI/CD * Azure DevOps * Jenkins * GitHub Actions * Git * Docker * Kubernetes Database Technologies
Quick apply
Playwright Automation Tester
Cary, NC · On-site
$95K - $115K/yr
REST API Testing * Postman * Swagger/OpenAPI * Contract Testing * Microservices Testing DevOps & CI/CD * Azure DevOps * Jenkins * GitHub Actions * Git * Docker * Kubernetes Database Technologies
Functional Testing Test blockchain transactions| events| ledgers| and consensus flows Validate smart contract logic| state changes| and event triggers Test API integrations between blockchain nodes ...
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Functional Testing Test blockchain transactions| events| ledgers| and consensus flows Validate smart contract logic| state changes| and event triggers Test API integrations between blockchain nodes ...
API Developer
Merrifield, VA · On-site
$60 - $70/hr
Merrifield, VA Duration: 6+ Month Contract Compensation : $60/HR - $70/HR Work Requirements ... Built Azure DevOps CI/CD pipelines for API testing using Postman & Newman CLI. * Automated ...
API Developer
Merrifield, VA · On-site
$60 - $70/hr
Merrifield, VA Duration: 6+ Month Contract Compensation : $60/HR - $70/HR Work Requirements ... Built Azure DevOps CI/CD pipelines for API testing using Postman & Newman CLI. * Automated ...
Playwright Automation Tester
Cary, NC · On-site
$95K - $115K/yr
... REST API Testing • Postman • Swagger/OpenAPI • Contract Testing • Microservices Testing DevOps & CI/CD • Azure DevOps • Jenkins • GitHub Actions • Git • Docker • Kubernetes ...
Playwright Automation Tester
Cary, NC · On-site
$95K - $115K/yr
... REST API Testing • Postman • Swagger/OpenAPI • Contract Testing • Microservices Testing DevOps & CI/CD • Azure DevOps • Jenkins • GitHub Actions • Git • Docker • Kubernetes ...
API Developer
Merrifield, VA · On-site
$60 - $70/hr
Merrifield, VA Duration: 6+ Month Contract Compensation : $60/HR - $70/HR Work Requirements: US ... Built Azure DevOps CI/CD pipelines for API testing using Postman & Newman CLI. * Automated ...
API Developer
Merrifield, VA · On-site
$60 - $70/hr
Merrifield, VA Duration: 6+ Month Contract Compensation : $60/HR - $70/HR Work Requirements: US ... Built Azure DevOps CI/CD pipelines for API testing using Postman & Newman CLI. * Automated ...
Contract Api Tester information
See salary details
$10.82 - $15.54
7% of jobs
$15.54 - $20.26
16% of jobs
$21.31 is the 25th percentile. Wages below this are outliers.
$20.26 - $24.98
9% of jobs
$24.98 - $29.70
3% of jobs
$29.70 - $34.42
10% of jobs
The median wage is $36.31 / hr.
$34.42 - $39.14
10% of jobs
$39.14 - $43.86
7% of jobs
$43.86 - $48.58
9% of jobs
$49.21 is the 75th percentile. Wages above this are outliers.
$48.58 - $53.30
16% of jobs
$53.30 - $58.02
6% of jobs
$58.02 - $62.74
5% of jobs
$10
$38
$62
How much do contract api tester jobs pay per hour?
As of Aug 7, 2026, the average hourly pay for contract api tester in the United States is $38.36, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.72 per hour, depending on experience, location, and employer.
What cities are hiring for Contract Api Tester jobs? Cities with the most Contract Api Tester job openings:
What are the most commonly searched types of Api Tester jobs? The most popular types of Api Tester jobs are:
What states have the most Contract Api Tester jobs? States with the most job openings for Contract Api Tester jobs include:
Contractor
Medical, Dental, Vision, Life, Retirement
Re-posted 22 days ago
Job description
Job Title: Software Tester Location: Remote Type: Contract To Hire Security Clearance: Ability to obtain and maintain a Public Trust clearance
Overview We are seeking a Software Tester / QA Analyst to support testing efforts for enterprise web applications in a regulated environment. This role is focused on hands-on QA execution across functional, regression, integration, and end-to-end testing, with automation used to support regression coverage and overall product quality.
The ideal candidate will have experience with Selenium WebDriver, API testing, and SQL-based data validation, and will be comfortable working in a fast-paced Agile/Scrum environment alongside developers, product owners, and cross-functional stakeholders.
What You Will Do • Execute functional, smoke, regression, integration, and end-to-end testing for new features and enhancements • Create and maintain automated test scripts using Selenium WebDriver • Create and maintain clear, traceable test cases aligned with requirements and acceptance criteria • Perform API testing using Postman and/or SoapUI, validating responses, error handling, and data integrity • Validate application data using SQL queries across UI, API, and database layers • Log, track, and verify defects through resolution using tools such as Jira or Azure DevOps • Collaborate with developers, product owners, and QA team members in Agile ceremonies • Identify risk areas including access control, data handling, and system workflows, and support validation efforts • Support release validation and overall testing coverage across application updates and defect fixes
Required Qualifications • Bachelor’s degree or equivalent experience • 4+ years of QA / software testing experience within enterprise web applications • 3+ years of automation experience using Selenium WebDriver • Hands-on experience with API testing tools such as Postman or SoapUI • Working knowledge of SQL for data validation and testing purposes • Experience working within Agile/Scrum teams • Strong understanding of test planning, test case design, regression testing, and defect management • Ability to obtain a Public Trust clearance
Preferred Qualifications • Experience coding or scripting (Java preferred) to support automation • Experience with CI/CD pipelines, automated regression suites, and release validation • Experience with Section 508 accessibility testing and tools such as JAWS • Experience working in federal, government, or other compliance-driven environments • Familiarity with QA tools such as Jira, Azure DevOps, TestRail, or Confluence
Additional Details This is a fully remote contract-to-hire opportunity supporting a collaborative team environment. The role offers the opportunity to contribute to both manual and automated testing efforts while helping ensure quality across modern web applications.
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. #M1 #LI-CS1 Ref: #851-Rockville-S1