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Senior SDET (Java, Playwright, TypeScript, AWS)

Reston, VA

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Type: Contract

Experience: 8

Education: BS

Category: Information Technology

Contractor Work Model: Hybrid

Brand: System One

Compensation Range: 77.27 Per Hour

Job ID: 379551

Date Posted: 09/02/2026

Shortcut: http://jobs.systemone.com/Ho7Xf2


Job Title: Senior SDET (Java, Playwright, TypeScript, AWS)
Location: Reston, VA
Type: Contract - possible extensions and / or conversion
Compensation: $77 per hour
Work Model: Hybrid – onsite weekly and ocassionally as needed for meetings

Overview

We are seeking a Senior Software Development Engineer in Test (SDET) to join a highly automated Agile engineering team focused on modernizing and migrating enterprise applications to cloud-based platforms. This role is ideal for a hands-on automation engineer who writes code daily and has deep experience designing automation frameworks, testing APIs, validating complex data workflows, and supporting CI/CD pipelines.

The team is heavily focused on automation, cloud transformation, and modern testing practices, with growing investment in AI-enabled testing capabilities.

Key Responsibilities

  • Design, develop, and maintain automated test frameworks for web applications, APIs, and cloud-native services
  • Create automated test solutions using Playwright, Selenium, Java, TypeScript, and BDD/TDD frameworks
  • Collaborate with developers and product teams to analyze user stories and acceptance criteria and build in-sprint automated tests
  • Develop and execute automated regression, smoke, integration, and end-to-end test suites
  • Validate backend systems through API testing and complex SQL-based data verification
  • Build and enhance automation frameworks to improve test coverage, maintainability, and execution efficiency
  • Support CI/CD pipelines and integrate automated testing into build and deployment processes
  • Perform testing for cloud migration initiatives and modernization efforts
  • Document test cases, defects, and testing results using Jira and related tools
  • Participate in Agile ceremonies, sprint planning, retrospectives, and continuous improvement initiatives
  • Partner with cross-functional teams to identify quality risks and drive resolution of defects

Required Qualifications

  • Bachelor's degree in Computer Science, Information Technology, Engineering, or related field
  • 8-10 years of software testing or software engineering experience
  • 5+ years of hands-on automation testing experience
  • Strong programming experience using Java
  • Hands-on development experience using TypeScript
  • Proven experience building, customizing, and maintaining automation frameworks
  • Extensive experience with Playwright, Selenium, and WebDriver-based automation
  • Experience with BDD/TDD frameworks such as Cucumber or Karate
  • Strong API testing experience with RESTful services
  • Advanced SQL skills with experience writing complex queries for backend validation and database testing
  • Experience supporting CI/CD pipelines using Jenkins, GitHub Actions, Azure DevOps, or similar tools
  • Experience using Git, Bitbucket, or other version control systems
  • Experience documenting test cases, defects, and test execution results in Jira
  • Strong understanding of Agile Scrum methodologies
  • Excellent communication and collaboration skills

Preferred Qualifications

  • 2+ years of cloud platform experience, preferably AWS
  • Experience supporting or testing cloud migration initiatives
  • Experience testing microservices-based architectures
  • Familiarity with cloud-native applications and DevOps practices
  • Experience working with NoSQL databases such as MongoDB
  • Experience with Spring Framework-based applications
  • Understanding of performance and security testing concepts
  • Exposure to AI-driven testing tools, test automation optimization, or testing AI-enabled applications

Technical Environment

  • Java
  • TypeScript
  • Playwright
  • Selenium
  • Karate
  • Cucumber
  • REST APIs
  • SQL
  • MongoDB
  • Aurora DB
  • AWS
  • Jenkins
  • Git / Bitbucket
  • Spring Framework
  • Agile Scrum

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.

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Ref: #851-Rockville-S1

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