Java Engineer Jobs in Japan With Visa Sponsorship

By: Olivia

On: Saturday, December 13, 2025 6:17 PM

Java Engineer Jobs in Japan With Visa Sponsorship
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Java Engineer Jobs in Japan With Visa Sponsorship offer outstanding career opportunities for skilled software developers looking to work in one of the world’s most advanced tech environments. These Java Engineer Jobs in Japan With Visa Sponsorship provide foreign professionals the chance to join leading IT companies, fintech firms, and global technology organizations specializing in software development, backend systems, cloud computing, and enterprise-level applications. Candidates can expect a competitive salary ranging from ¥4,500,000 to ¥9,000,000 per year, depending on expertise and company level. With full visa support, professional training, modern workplace culture, and long-term career growth potential, Java Engineer Jobs in Japan With Visa Sponsorship open a valuable pathway for talented developers aiming to build a successful career in Japan’s booming tech industry.

Details of Java Engineer Jobs in Japan With Visa Sponsorship

Key Points

  • Job title: Java Engineer
  • Job Region: Japan
  • Minimum Knowledge: Bachelor’s degree in Software Engineering
  • Minimum Experience: 2-4 years
  • Age limit: Mostly 25-35 years
  • Expected Salary: Minimum 4400 USD per month
  • Additional Benefits: Yes

Read Also: Network Engineering Careers in UK

Requirements 

1. Educational Qualifications

  • a minimum of sixteen years of schooling.
  • A four-year bachelor’s degree in computer science, software engineering, or a similar IT discipline is required.
  • International accreditation and recognition are prerequisites for degrees.

2. Professional Experience

  • 2 to 4 years of experience as a:
    • Java Developer or
    • Back-End Developer, or
    • Software Engineer using other programming languages (e.g., Python, C#, etc.).
  • Practical experience with Java frameworks (e.g., Spring Boot, Hibernate) is highly desirable.

3. Language Proficiency

  • Japanese proficiency at JLPT N5 level (basic conversational knowledge) is necessary.
  • An advantage will be given to candidates having an N4 or higher.
  • Proficiency in Basic English is also necessary for documentation and intercultural team collaboration.

4. Legal Work Eligibility

  • must be qualified to receive a Japanese work visa (such as an International Services, Engineer, or Specialist in Humanities visa).
  • The visa is usually sponsored by the employer; however, the applicant must be eligible:
    • Valid passport
    • Clean criminal record
    • Relevant degree and experience

5. Age Limit

  • 25 to 35 years old is the ideal age range.
  • This range is frequently caused by insurance or visa requirements or firm hiring practices.

Bonus Requirements (Preferred)

  • knowledge of CI/CD pipelines, Docker/Kubernetes, MySQL/PostgreSQL, and RESTful APIs.
  • familiarity with Scrum and Agile teams.
  • readiness to move to Japan and adjust to the culture of the Japanese job.

Benefits 

1. Competitive Salary Package

  • Depending on experience, Java engineers in Japan usually make between JPY 4.5M and 8M (about USD 30K to USD 55K) a year.
  • Performance-based incentives and bonuses are frequently offered.

2. Paid Annual Leave & Public Holidays

  • 10–20 days of paid yearly leave are typical.
  • National holidays are accessible (Japan has more than 15 public holidays annually).
  • Special leave (such as for marriage or a bereavement) and sick leave may also be covered.

3. Free Commuting Allowance

  • The expense of transportation from home to work, such as rail or bus passes, is frequently covered by employers.
  • For foreigners relocating within Japan, some businesses provide relocation aid.

4. National Health Insurance (NHI)

  • Covered by Kokumin Kenkō Hoken, the Japanese National Health Insurance:
    • The government pays for 70% of medical, dental, and vision expenses.
    • Only 30% of medical costs are covered by you.

5. Pension and Retirement Benefits

  • Participant in Kokumin Nenkin’s National Pension System:
    • Contributions are taken out of your paycheck each month.
    • If you have worked in Japan for ten years or more, you are eligible for an old-age pension.
    • If you leave Japan, you may be able to transfer or withdraw your pension benefits.

6. Nursing Home Coverage

  • Nursing care benefits are available to long-term NHI and pension contributors.
  • According to income and contribution level, nursing home costs may be totally or partially subsidized.

Job duties

Core Responsibilities

  • Use Java and similar frameworks to create, manage, and enhance the server-side elements of websites, web applications, or corporate systems.
  • Write code that is clear, effective, and reusable while adhering to performance and scalability best practices.

Technical Back-End Functions

  • Design and build:
    • Core application logic
    • Database schemas
    • Server-side APIs
    • Data storage solutions
  • Ensure smooth integration with front-end systems and third-party services.

Testing & Debugging

  • Perform user interface, integration, and unit tests.
  • To guarantee system dependability, carry out performance optimization, problem fixes, and troubleshooting.

Collaboration & Integration

  • Work closely with:
    • User-facing components will be integrated by front-end developers.
    • UI/UX designers, DevOps, or full-stack teams to coordinate on system architecture and project objectives.
  • Work together to create GraphQL services or RESTful APIs.

Code Reusability & Documentation

  • Create and manage reusable components and libraries to speed up development.
  • Produce and preserve technical documentation for continued support and development.

Design & Execution

  • Examine and put into practice technical and design requirements provided by system architects or business teams.
  • Engage in continuous integration/deployment (CI/CD) activities, agile stand-ups, and code reviews.

How to Apply

Apply Now

Conclusion

For talented Java engineers looking for global exposure and a fulfilling tech career, Japan presents a fantastic opportunity. It is a great place for international software developers to work because of its structured work settings, rich perks, and high industry demand.

Candidates can take advantage of steady employment, cutting-edge technical ecosystems, and the distinctive cultural experience that Japan has to offer if they fulfill the educational, experiential, and linguistic prerequisites and are willing to integrate into Japanese workplace culture.

Frequently Asked Questions

  1. How much work experience is required?

    Candidates should have 2 to 4 years of experience in Java development or other back-end development roles.

  2. Is Japanese language proficiency mandatory?

    Yes, It must be at least JLPT N5 (basic conversational level). JLPT N4 or higher is preferable for candidates. Additionally, teamwork and documentation require a basic understanding of English.

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