Quality Test Engineer III

Company: RELX INC
Apply for the Quality Test Engineer III
Location: Greater London
Job Description:

About the Team

Mendeley is revolutionising how research is done by providing researchers and academics with productivity tools that help drive science forwards. We have world‑class technology and award‑winning products that customers love, with millions of active users and a crowd‑sourced library of 2 billion user documents, requiring us to handle huge volumes of data and provide instant, intuitive access as they research, learn or tuition. Our mission is to accelerate research in science, technology and medicine through reference‑management technology and knowledge discovery.

About the Role

As a Quality Test Engineer III, you are passionate about delivering high‑quality software to customers while enabling teams to move quickly and confidently. You take ownership of quality across the development lifecycle and bring a proactive, technical approach to testing, automation, and continuous improvement. You collaborate with engineers, product managers and stakeholders to ensure quality is built into every stage of development and help shape requirements.

Responsibilities

  • Drive the delivery of high‑quality software for our customers in an efficient and scalable way
  • Collaborate with engineers, product managers and stakeholders to define quality requirements and acceptance criteria
  • Design, develop and maintain automated test frameworks and pipelines across functional and non‑functional testing
  • Implement automation strategies across the CI/CD pipeline to improve coverage, reliability and speed of delivery
  • Perform API, integration and system testing, ensuring services behave reliably at scale
  • Analyse test results, logs and system behaviour to identify root causes of defects and recommend solutions
  • Champion quality engineering best practices within the team and contribute to improving testing processes and tooling
  • Support and mentor more junior quality engineers where appropriate
  • Collaborate closely with customers and stakeholders to gather feedback and continuously improve product quality

Requirements

  • Minimum 4 years experience in Quality Engineering or Software Testing
  • Strong experience in test automation, ideally using JavaScript/TypeScript or similar languages
  • Experience designing and maintaining automated test frameworks (SeleniumJS, Playwright)
  • Strong understanding of API testing and automation (Postman, REST clients or similar tools)
  • Solid understanding of functional and non‑functional testing practices
  • Experience working with CI/CD pipelines and integrating automated tests
  • Experience with Behaviour‑Driven Development (BDD) practices and frameworks
  • Familiarity with source control systems (Git or similar)
  • Strong analytical and problem‑solving skills
  • Excellent communication skills and ability to collaborate across teams
  • Exposure to testing AI‑driven features or systems, including validating machine‑learning outputs or working with AI‑assisted development workflows

Benefits: We offer country‑specific benefits to support your well‑being and happiness.

We are an equal‑opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information or any other characteristic protected by law.

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Posted: April 18th, 2026