Software Engineer in Test (SDET) – Java (Backend)

Robert Half Technology
📍 Washington, DC, United States 💼 Full-time 🕒 Posted February 19, 2026

Job Description

Description
Software Engineer in Test (SDET) – Java (Backend)

Hybrid – Washington, DC


Job Summary

We’re hiring a Software Engineer in Test (SDET) who can write automation code in Java and owns the full backend testing lifecycle for modern service-based systems. This role is 100% backend (no UI/front-end testing) and focuses on validating microservices and APIs running in a containerized environment. You’ll work closely with engineering and product teams to identify risk early, build reliable automated coverage, and speak up when something isn’t ready.

Responsibilities

+ Build and maintain Java-based automated tests for backend services and APIs.

+ Execute and improve the end-to-end testing process (test planning, test execution, defect validation, regression).

+ Test microservices and distributed systems, including service-to-service behavior and integration points.

+ Validate REST APIs and troubleshoot ...

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Job Details

  • Location Washington, DC
  • Job Type Full-time
  • Category other-general
  • Posted Date February 19, 2026
  • Application Deadline February 24, 2026