Join a leading company within Japan's digital payments and fintech ecosystem as a Mobile QA Automation Engineer, helping deliver reliable, secure and high-performance mobile payment experiences to millions of users.

Based in Tokyo, this contract opportunity focuses on mobile application quality assurance, automated software testing, test framework development and continuous improvement within a large-scale consumer technology environment.

You will play an important role in designing, developing and maintaining automated testing frameworks and scripts for mobile applications, ensuring that digital payment services consistently meet quality and performance expectations.

A central part of the role involves automating functional and scenario-based test cases to improve testing coverage, accelerate validation cycles and reduce repetitive manual testing activities.

You will also build and configure scalable automated test execution environments, prepare test data, analyse execution results and identify software defects before they affect users.

Working closely with software developers, product teams and international engineering colleagues, you will help integrate effective quality checks into development workflows and support more efficient software releases.

This opportunity offers valuable exposure to mobile payment platforms, large-scale consumer applications and modern software engineering practices within a multinational technology team.

The position is particularly suitable for a QA Automation Engineer, Mobile Test Automation Engineer, Software Development Engineer in Test (SDET) or Mobile QA Engineer seeking to develop their expertise in automated testing for iOS and Android applications.

Key Responsibilities

Design, develop and maintain mobile application test automation frameworks that support consistent, reliable software quality assurance.
Create and maintain automated test scripts for mobile application features, user journeys and functional requirements.
Automate repetitive functional tests and scenario-based test cases to improve test coverage and execution efficiency.
Programme and configure scalable automated test execution environments to support repeatable testing activities.
Prepare and manage test data required for automated test scenarios and application validation.
Execute automated tests, analyse results and identify software defects, unexpected behaviours and quality issues.
Track and communicate test outcomes and defect findings to development teams to support timely resolution.
Collaborate with product development and engineering teams to improve software quality throughout the development lifecycle.
Support the integration of automated quality checks into software development pipelines to improve release efficiency.
Contribute to the continuous improvement of test automation practices, testing standards and quality assurance processes.

Required Skills and Qualifications

Experience:

Hands-on professional experience in software quality assurance (QA) and test automation.
Proven ability to develop automated test scripts for software applications.
Experience setting up and maintaining automated test execution workflows and testing environments.
Demonstrated experience in mobile application testing, including functional validation and test execution.
Experience integrating quality checks and automated testing activities into software development pipelines.
Ability to prepare test data, review automated execution results and support software defect identification and tracking.
Understanding of software testing principles, test coverage and quality assurance processes.
Practical experience collaborating with software development teams to improve application quality and release readiness.

Soft Skills:

Strong analytical thinking and problem-solving abilities when investigating testing failures and software defects.
Excellent attention to detail, with the ability to identify unexpected application behaviour and quality risks.
Clear communication skills for sharing test results, defect information and technical findings with engineering colleagues.
Proactive approach to learning new automation frameworks, testing tools and software engineering practices.
Collaborative mindset and willingness to contribute to team-wide testing standards and continuous improvement.
Organised and quality-focused approach to managing automated test activities and testing priorities.

Language Requirements:

English: Native or professional-level communication skills are sought for effective collaboration within a multinational engineering team. Business-level English is indicated in the position details.
Japanese: Basic-level proficiency is indicated for the position.

Preferred Skills & Qualifications

Practical programming experience with TypeScript for test automation or software development.
Hands-on experience using WebDriverIO to develop and execute automated tests.
Direct experience with native iOS application test automation frameworks.
Direct experience with native Android application test automation frameworks.
Familiarity with mobile application automation workflows, including test execution, result analysis and defect tracking.
Experience applying automated testing techniques within mobile-first consumer applications or digital payment environments.

About the Company

Our client is a leading technology company operating at the centre of Japan's digital ecosystem, providing innovative fintech and mobile payment services to a large consumer audience.

The organisation develops technology-enabled services that help millions of users conduct everyday digital transactions through convenient mobile platforms.

Its engineering operations support large-scale consumer products, where reliable application performance, effective software testing and continuous product improvement are essential.

The company's global engineering division brings together international software developers, product specialists and quality assurance professionals, encouraging collaboration across different technical backgrounds and perspectives.

With a strong focus on innovation, the organisation uses modern technology and software engineering practices to improve the way consumers interact with digital financial services.

Joining this team provides an opportunity to contribute to widely used mobile payment applications, strengthen automated testing capabilities and gain experience in a dynamic multinational technology environment.

Why You'll Love Working Here

Contribute to mobile payment and fintech applications used by millions of consumers across Japan.
Build practical experience in mobile QA automation, automated testing frameworks and software quality engineering.
Work on large-scale consumer technology products where testing reliability and application quality are important.
Collaborate with international developers, QA engineers and product teams in a multinational environment.
Develop expertise in automated mobile application testing for iOS and Android.
Gain exposure to software development pipelines, automated execution workflows and continuous testing improvements.
Help improve testing efficiency, defect detection and software release quality through automation.
Enjoy complimentary daily meals at the company's on-site employee food hall.
Work comfortably in a modern, casual dress environment.
Benefit from a flexible hybrid working schedule, supporting a healthy work-life balance.

Don't Miss Out - Apply Now!

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