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Rakuten

BTP Engineer - Business Support Development Department (BSD)

Tokyo, Japan

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hirly's read of this role

Seniority
Mid level
Country
JP
Work mode
On-site / unstated
First seen by hirly
3 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Job Description:

Department Overview

Our team is responsible for the following products in both domestic and overseas markets:

- Internal business support systems for our e-commerce platform

  • - Analytics systems for merchant sales
  • - Performance estimation systems for new strategies
  • - Accounting management systems and billing data

Position:

Why We Hire

In the future, we will execute a project to migrate our current SAP ECC6.0 to SAP S/4HANA by the end of 2027. After the service goes live, we aim to achieve maintenance and operations through in-house resources. Therefore, we would like you to join from the development phase on the project to understand the specifications of the new system.

Position Details

We are seeking highly skilled Application Engineers with expertise in Java development, SAP Business Technology Platform (BTP) to build and integrate application platforms for internal business use. You will understand business requirements and translate them into new, effective, and operational IT plans. You will be responsible for developing, enhancing, and maintaining internal business applications, with a focus on leveraging cloud-native technologies and integration platforms.

Responsibilities

  • - Develop and deploy applications on SAP Business Technology Platform (BTP), utilizing its various services and capabilities.
  • - Collaborate with other developers, architects, and stakeholders to ensure the successful delivery of projects.
  • - Participate in all phases of the software development lifecycle, including requirements gathering, design, development, testing, and deployment.
  • - Implement and maintain CI/CD pipelines for automated build, test, and deployment processes.
  • - Troubleshoot and resolve technical issues related to application performance, scalability, and security.
  • - Stay up-to-date with the latest trends and technologies in Java development, cloud computing, and integration platforms.
  • - Contribute to the development of best practices and standards for application development and integration.

Mandatory Qualifications:

  • - Experience in implementing SAP S/4HANA and SAP BTP.
  • - Over 2 years of experience in software development (SAP ABAP, JavaScript, Java).
  • - Experience in developing and maintaining SAP S/4HANA add-on features with Side-by-Side extensions (BTP) and On-Stack extensions (In-App).
  • - Experience in developing SAP Fiori screens.

Desired Qualifications:

- Experience in languages like Node.JS, Python.

- Experience in development using SAP BTP frameworks (CAP, Kyma).

- Experience in development utilizing SAP BTP services (BAS, HANA Cloud, SAP Build, SAP Integration Suite).

- Knowledge and experience in security-related aspects within SAP BTP (authentication, authorization, integration with IdPs, API management).

- Experience in implementing SAP Business AI (Joule, SAP AI Core, SAP AI Launchpad).

- Experience in building and operating SAP BTP infrastructure.

Other Information:

Additional information on English Qualification

TOEIC Score 800 or above (or similar level of English ability or a University Degree earned in an English-speaking country).

#engineer #applicationsengineer #finance #accounting #commerce #Java

Original posting on Rakuten's site ↗

Listed on hirly, a job board. hirly is not the employer: Rakuten is hiring for this role.

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