Cloud Infrastructure Engineer

  • Remote OK - Anywhere in Japan
  • Full-time
  • May 27, 2026
Conditions
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Apply from Japan Only
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No relocation to Japan
(No visa sponsorship from overseas)
Requirements
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Language Requirements
Japanese: Not Required 👍
English: Business Level
(Skills in one of the two is sufficient)
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Minimum Experience
Mid-level or above

Job Description

PayPay Securities, as an important part of PayPay’s financial ecosystem, has launched “Point Management” with over 20 million users and “PayPay Asset Management, the first initiative in Japan that enables asset management on a payment application. Now that the business foundation of the financial ecosystem is finally in place, we intend to expand our business to change the structure of asset management in Japan, with the main target being those who have not yet started asset management or were not interested in it before.

To achieve our goal, PayPay Securities is preparing to bring in technical talents not only from Japan but also globally, just as we have done with PayPay’s product division. As a Cloud Infrastructure Engineer, you will be collaborating with engineers, designers and QAs, and working in an environment where you can be one of the founding members to build up a new organization within PayPay Securities.

※ Please note that this job is for Japan Residents Only

 

Highlights of the opportunity:

  • Be part of the team to build up a new organization and environment
  • Develop skills in making business plans from a high perspective, through the high-level coordination with departments and affiliated companies within PayPay Group to support the top management’s decision
  • Gain experience in a company that aiming to be the pioneer in the market to provide a brand new Mobile Securities services, which never had before during the era of Financial reformation
  • Able to utilize PayPay’s services and user base

 

Responsibilities:

  • Architect and build a robust, scalable and stable infrastructure
  • Architect and build Infrastructure that is easily maintainable during patching and upgrades without downtime
  • Architect and build Infrastructure with AWS regional level failure tolerance
  • Work together with our Security Engineers to provision a secure Infrastructure
  • Automations for AWS Deployments to ensure fast delivery of Cloud Services to our developers
  • Provide through Automations means for developers to easily deploy resources on AWS

 

Qualifications:

  • 5+ years of technical experience in AWS based Infrastructure solution design and build
  • Experience in production level Infrastructure change management and releases for High traffic & business-critical systems
  • Good understanding of Cloud security best practices and payment industry compliance standards
  • Experience in production incident management and cross team collaboration
  • Extensive technical hands-on experience of Computing, Storage and Analytical Services on Cloud(AWS)
  • Experience with IAC tools in AWS such as Terraform etc.
  • Experience with Linux Internals and System Administration
  • Experience with Cloud Services Monitoring, Detection and Response
  • Experience in Cloud Infrastructure Service patching and upgrades
  • Have excellent written, verbal and interpersonal communication skills
  • Business level in either English or Japanese (Native Japanese speaker or JLPT N1 equivalent)

 

Preferred Qualifications:

  • Has maintained over 200 servers/containers in a production, customer facing cloud environment
  • Experience in Disaster recovery for cloud systems and improvements for RTO and RPO
  • Experience with other cloud service providers (e.g Google Cloud)
  • Experience in Cloud Services Performance Tuning, cost controls and management
  • Experience using and contributing to Open Source tools
  • Published papers / blogs / articles - Experience in managing IT compliance and security risk
  • Experience in working for infrastructure design and build in securities, finance, or similar industries
  • Experience in in-house service operations

PayPay Securities, as an important part of PayPay’s financial ecosystem, has launched “Point Management” with over 10 million users and “PayPay Asset Management", the first initiative in Japan that enables asset management on a payment application.

Now that the business foundation of the financial ecosystem is finally in place, PayPay Securities intends to expand its business to change the structure of asset management in Japan, with the main target being those who have not yet started asset management or were not interested in it before.

View PayPay Securities's company page

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Cloud Infrastructure Engineer at PayPay Securitie...
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