Backend Developer (Java / C# / PHP / Python) — Nagoya, Japan

Job Description

iPlus Solution is hiring backend developers for our long-term enterprise client engagement in Nagoya. You will participate in software development projects using Java, C#, PHP, or Python, contributing to architecture, implementation, and quality across the stack.

What we offer

• Competitive annual salary aligned with market rates and your proficiency level
• Annual salary review and year-end performance bonus
• Housing relocation support for new arrivals to Japan
• Permanent employment status with benefits matching Japanese employees
• Comprehensive insurance coverage (health, social, and unemployment)
• Over 120 paid days off per year — Saturdays, Sundays, and Japanese national holidays
• Friendly, low-pressure workplace with limited overtime
• Team-building activities, company trips, and global development opportunities

Requirements

Experience

• Minimum 1 year of programming experience in one or more of: Java, C#, PHP, or Python (coding and testing)
• Familiarity with relational databases and version control workflows

Language

• Japanese language proficiency at JLPT N2 or above

Education

• Bachelor's degree in IT, Computer Science, Electronics, or Telecommunications

Nice to have

• Experience with basic design, database design, or API design documentation
• Cloud platform experience (AWS, Azure, or GCP)

※ This position is open only to applicants currently residing in Japan who hold a valid work visa appropriate for this field.

※ Please submit your CV in Japanese, including a recent photo.

Responsibilities

• Design, implement, and test backend services using Java, C#, PHP, or Python
• Contribute to basic design, database design, and API design discussions
• Collaborate with the BrSE and frontend teams to deliver end-to-end features
• Write maintainable, well-tested code and participate in code reviews
• Investigate production issues and propose technical improvements

Due to the large number of applications we receive, we may not be able to respond to candidates who do not meet the position requirements. Thank you for your understanding and interest in joining our team.