Senior Software Test Engineer (SDET)

BD; Sparks Corner (MD); On-site; USD 96,000 - 153,000; Full time

Job summary

BD in Sparks, MD seeks an SDET to develop automated tests and an advanced test platform. You will design production-grade code, own test infrastructure, and partner with developers to improve reliability.

The role emphasizes API, UI and performance testing, plus CI/CD integration. Strong C#, collaboration, and regulatory awareness are essential to deliver high-quality software in a medical-technology environment.

Qualifications

• Bachelor’s in Computer Science, Engineering or related discipline.
• 3+ years of professional software development, test automation or quality engineering experience.
• Fluent in C#; able to design and build maintainable, extensible code at module and library level.
• Proven experience building test frameworks and shared libraries from scratch.
• Proficiency with multi-module build systems, dependency management, and library versioning at scale.

Responsibilities

• Design, build, and maintain a multi-module test infrastructure spanning API, browser, performance, and protocol-level testing.
• Create and maintain automated functional, integration, system, regression and performance tests.
• Develop and version reusable shared libraries, authentication clients, model libraries, and data providers.
• Build software tests that interface with external systems and hardware devices for isolated environments.
• Engineer layered API client abstractions handling authentication, requests, responses, and logging.

Skills

C#

Test automation

CI/CD pipelines

Agile methodologies

Communication skills

Education

Bachelor’s in Computer Science or related

Tools

ADO

Cognition Cockpit

JAMA software

Job description

BD in Sparks, MD seeks an SDET to develop automated tests and an advanced test platform. You will design production-grade code, own test infrastructure, and partner with developers to improve reliability.

The role emphasizes API, UI and performance testing, plus CI/CD integration. Strong C#, collaboration, and regulatory awareness are essential to deliver high-quality software in a medical-technology environment.