Recruit

We are seeking team members who can achieve customer problem-solving, centered around optimization.

Our company is home to members with diverse expertise and backgrounds, who work beyond the boundaries of their respective teams. If you are interested, we warmly welcome your application.

Employee Benefits

Work Style
Discretionary Labor System/Flextime System *Varies by job type
Full remote work possible *We have staff working remotely from various regions
Side jobs/multiple jobs allowed
Systems
Complete two-day weekend system
New Year's holiday
Summer vacation
Safety Net leave
Childcare and nursing care leave
Family support leave
Company Culture
Online communication (Google/Slack)
Weekly engineering study sessions
Casual lunch meetings (optional participation)
Internal networking events
Information sharing through documents (Notion)
Technology Stack
Main development languages: Python, Rust, React, Typescript
Libraries/Frameworks/Schemas: FastAPI
Cloud services: Azure, AWS
Design tools: Figma, Photoshop, Illustrator
Information sharing through documents (Notion)
Other tools: Google Workspace, Microsoft Teams, Slack, 1Password

Information about Jij

Here you will find information about Jij, our engineers' work, daily life, and employment opportunities.

Making society computable
to unlock humanity's potential.

[JIJ Inc.]
 #403, CIC, 3-3-6 Shibaura, Minato-ku, Tokyo,108-0023, JAPAN


[JIJ Europe Ltd.]
 F25 Atlas Centre,
 Rutherford Appleton Laboratory,
 Harwell Campus OX11 0QX
 United Kingdom


[JIJ EU (JIJ GmbH) ]
 Beiersdorfstraße 12, 22529 Hamburg, Germany

Japan · United Kingdom · Germany · United States

© 2026 JIJ Inc.

Optimization · AI · Quantum computing