Senior Test Engineer

Location:

Hybrid
- Hammersmith, London Medidata follows a hybrid office policy in which employees who are hired for an in-person position are expected to work on site a certain number of days per week following Company policy.

About our Company:

Medidata is powering smarter treatments and healthier people through digital solutions to support clinical trials. Celebrating over 25 years of ground-breaking technological innovation across more than 38,000 trials and 12 million patients, Medidata offers industry-leading expertise, analytics-powered insights, and one of the largest clinical trial data sets in the industry. More than 1 million registered users across approximately 2,300 customers trust Medidata's seamless, end-to-end platform to improve patient experiences, accelerate clinical breakthroughs, and bring therapies to market faster.

A Dassault Systèmes brand (Euronext Paris: FR0014003TT8, DSY.PA), Medidata is headquartered in New York City and has been recognized as a Leader by Everest Group and IDC. Discover more at . Listen to our latest podcast, from Dreamers to Disruptors, and follow us at ut the Team:

The Senior Staff Test Engineer will lead and elevate our automation engineering practice by architecting scalable, AI-powered test frameworks that accelerate software delivery across our quality engineering organization. This role will directly impact the reliability and speed of our product releases by driving a culture of quality engineering, mentoring a team of automation engineers, and embedding intelligent testing solutions — including custom AI agents and our CI/CD pipelines.

Over the next 6–12 months, this role is expected to: (1) establish a standardized automation framework adopted across all quality engineering teams, (2) reduce manual testing effort through AI-assisted test generation and execution, and (3) build a high-performing automation team capable of independently owning quality for multiple release streams.

Responsibilities:

Lead and mentor a team of automation engineers, setting technical direction, reviewing work, and driving accountability for quality deliverables

Architect and own scalable Python-based test automation frameworks using strong OOP design principles

Drive CI/CD pipeline integration for automated test execution using Git Hub Actions or equivalent systems

Build and maintain custom AI agents to enhance test engineering workflows — including test case generation, intelligent test selection, and quality reporting

Follow up with multiple stakeholders across engineering, product, and release management to ensure on-time, quality releases

Independently own automation projects end-to-end — from design through implementation, execution, and reporting

Define and enforce automation best practices, coding standards, and test coverage strategies across the team Integrate automated test suites into deployment workflows to enable continuous quality feedback

Collaborate with product and engineering teams to embed quality early in the development lifecycle

Qualifications:

Education:

Bachelor's or Master's degree in Computer Science, Software Engineering, Information Systems, or a related technical field

Required:

Hands-on Python development experience with strong OOP design and clean code principles

Proven ability to architect and maintain scalable test automation frameworks from scratch

Strong understanding of CI/CD concepts and practical experience with Git Hub Actions or equivalent (Jenkins, Git Lab CI, CircleCI)
Experience building or working with custom AI/LLM agents in a test engineering or quality context

Solid knowledge of software testing methodologies

Experience with API test automation using REST or GraphQL (Pytest, Requests, or equivalent)
Demonstrated ability to…