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（株）宇部情報システム Tech Stack

Enterprise system integration and embedded device development for Japanese mid-market

Information Services 宇部市, 山口県 201–500 employees Founded 1983

UIS Inf is a 40-year-old systems integrator operating across enterprise infrastructure and embedded device tooling, with a Windows-centric stack (C++, C#, Windows Server, Azure, AWS) reflecting traditional Japanese enterprise IT practices. The company is contending with staff expansion constraints while scaling toward larger infrastructure projects—active hiring focuses on engineering (4 open roles, mid-to-senior level) paired with network infrastructure support, but recent posting velocity is minimal, suggesting either tight labor supply or deliberate pacing.

Tech Stack 10 technologies

Core StackC++ C# Windows Server VMware Azure AD AWS Azure Microsoft 365 PowerShell Bash

What （株）宇部情報システム Is Building

◆Challenges

Staff shortage due to business expansion
Increasing staff to partner ratio
Strengthening development staff
Large-scale server projects
System integration project

▲Active Projects

Embedded development for customer device tools
System integration server build

Hiring Activity

Minimal5 roles · 0 in 30d

Department

Engineering

4

Network

1

Seniority

Mid

4

Senior

1

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About （株）宇部情報システム

Founded in 1983, UIS Inf provides system integration and embedded development services to mid-market enterprises across Japan. The core technical footprint spans server infrastructure (Windows Server, VMware, Azure), enterprise identity and productivity (Azure AD, Microsoft 365), and embedded systems development for customer devices. Current operations center on large-scale server projects and system integration builds. The company maintains a lean organizational structure—201 to 500 employees—headquartered in Ube, Yamaguchi Prefecture.

Headquarters宇部市, 山口県

Company Size201–500 employees

Founded1983

Hiring MarketsJapan

Frequently Asked Questions

What tech stack does UIS Inf use?

Primary languages are C++ and C#. Infrastructure relies on Windows Server, VMware, Azure, AWS, and Microsoft 365. Administration via PowerShell and Bash.