Save Job Back to Search Job Description Summary Similar JobsWork on mission-critical systems processing billions of transactionsDrive QA automation in a modern microservices environmentAbout Our ClientOur client is a leading global technology and digital services organization operating large-scale online platforms with millions of users worldwide. The company invests heavily in modern engineering practices, cloud native architectures, and advanced fraud detection technologies to deliver secure and reliable customer experiences.Job DescriptionDrive QA activities across the software development lifecycle, including test planning, test analysis, execution, reporting, and release validation.Design, develop, and maintain scalable and reliable test automation frameworks and automated test suites.Ensure product quality and help prevent production incidents through comprehensive functional and non-functional testing.Collaborate with globally distributed engineering and product teams through online reviews and technical discussions.Validate microservices-based applications and integrated platform components.Contribute to continuous improvement of testing processes, quality standards, and automation coverage.The Successful ApplicantRequired Qualifications5+ years of experience in functional and non-functional testing of web applications.3+ years of experience testing microservices architectures.2+ years of hands-on experience in test automation, including automation framework design.Strong troubleshooting and problem-solving skills.Demonstrated ownership, accountability, and ability to learn quickly.Business level English communication skills (equivalent to TOEIC 800+).Preferred QualificationsExperience with messaging technologies such as Kafka or Event Hubs.Knowledge of gRPC and GraphQL.Experience working with databases and infrastructure technologies including MySQL, Redis, Cassandra, Elasticsearch, or OpenSearch.Hands-on experience with automation testing tools such as Selenium, Cypress, or Cucumber.Development experience in Java, Python, JavaScript, or Golang.Experience integrating automated testing into CI/CD pipelines using tools such as Jenkins.Experience managing testing activities throughout the full testing lifecycle from requirements analysis to final sign-off.ISTQB or other relevant technical certifications.Experience with performance testing and monitoring tools such as Gatling, Grafana, or Kafka-related performance validation.What's on OfferOpportunity to work on large-scale, business-critical fraud prevention systems.Exposure to cutting-edge technologies and modern software testing methodologies.International working environment with global collaboration opportunities.Long-term contract opportunity with potential for ongoing renewals.Standard working hours with weekends and public holidays off.Hybrid collaboration with experienced engineering and QA professionals.ContactKayo TojoQuote job refJN-082026-7076785Phone number+81 366276145Job summaryFunctionITSpecialisationQuality AssuranceSpecialisationTechnology & TelecomsLocationTokyoJob TypeTemporaryConsultant nameKayo TojoConsultant phone+81 366276145Job ReferenceJN-082026-7076785Company TypeJapanese Corporate