Senior Web App Engineer

Date PostedSeptember 22, 2026LocationAsia Japan TokyoCompany4M Career KKSalaryJPY 7000K - JPY 10000KTypeit (pc, web, unix) - web application se it (mainframe) - application se it (pc, web, unix) - back-end engineer

Job Summary

Looking for a Senior Web Application Engineer to work in Tokyo, Japan on a permanent basis. The ideal candidate will have over 3 years of web application development experience using PHP, Java, or Kotlin. Responsibilities include building scalable web applications and working with modern development stacks.

Responsibilities

  • Develop web applications using PHP, Java, or Kotlin
  • Work with RDBMS and version control systems
  • Build and maintain API development tasks
  • Perform system testing and troubleshooting

Required Skills

  • 3+ years PHP, Java, or Kotlin experience
  • RDBMS and version control
  • Linux/Unix environment familiarity
  • Business level English

Job Details

Job Title: Senior Web Application Engineer Employment Type: Permanent Location: Tokyo, Japan Job Description: - Over 3 years experience of web application development with any of the following languages: PHP, Java, or Kotlin - Experience with RDBMS - Experience with version control system Desired Qualifications: - Experience with Unix / Linux (shellscripting, web administration, troubleshooting, etc) - Experience with Web Application Framework (Kotlin/Java/Springboot, PHP/Laravel, etc) - Experience in API development using Java, Kotlin or PHP - Experience working on e-commerce system - Experience working on devops-related tasks - Experience with system development using any of the following: Container, Queue system, Kubernetes and/or NoSQL - Familiar with testing principles for application, Unit/Integration/Functional Testing English Level: Business Conversation Level (TOEIC 735-860) Japanese Level: None