Senior Mobile QA Engineer (iOS & Android

Position: Senior Mobile QA Engineer (iOS & Android)
Location: Stratford

Senior Mobile QA Engineer (iOS & Android)

£350 to £400 per day | Outside IR35 | Initial 6-Month Contract | Hybrid (Stratford, London) | Immediate Start Available

Our trusted partner within the Ed-Tech sector, employing over 10,000 people across 100 countries and supporting more than 600 million users globally, is seeking an experienced Senior Mobile QA Engineer to join a high-profile product engineering team developing innovative mobile learning applications.

This role is ideal for a QA professional with extensive experience testing native and cross-platform mobile applications across iOS and Android environments, coupled with a strong background in test automation and modern Agile delivery practices.

Key Responsibilities

Lead quality assurance activities across mobile applications, ensuring exceptional user experience on both iOS and Android platforms.
Develop and execute comprehensive test strategies, test plans and test cases.
Design, implement and maintain automated testing frameworks and tooling.
Perform functional, regression, exploratory, performance, usability and compliance testing.
Collaborate closely with Product Owners, Developers and Infrastructure teams throughout the SDLC.
Identify, document and manage defects through to resolution.
Support continuous improvement of QA processes, automation capabilities and CI/CD practices.
Provide guidance on mobile testing best practices, device compatibility and platform-specific considerations.
Essential Skills & Experience

Proven experience as a Senior QA Engineer within a mobile application environment.
Extensive testing experience across iOS and Android platforms.
Strong hands-on experience with mobile automation tools such as Appium, Cypress, Selenium or Playwright.
Experience testing APIs and backend services supporting mobile applications.
Strong understanding of Agile delivery methodologies.
Experience building and maintaining automated test suites.
Knowledge of CI/CD pipelines and modern software delivery practices.
Excellent communication and stakeholder management skills.
Highly Desirable

Experience testing AI-powered applications, conversational interfaces or chatbots.

Experience with Python and/or Type Script.
Experience testing voice-enabled applications.

Experience with in Ed-Tech, Education, SaaS or Product-led organisations.
Exposure to AWS cloud environments.

Experience with performance, security or compliance testing.
The interview process consists of two remote stages with the opportunity to start immediately