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Companies Using C# in Japan

514 companies are hiring C# talent in Japan, with 2,144 open roles.

514
Companies
2,144
Open Roles

C# is Microsoft's primary language for building enterprise applications, APIs, game engines, and backend services — making it the backbone of a wide range of commercial software products. When a company in Japan is hiring for C#, they're signaling active investment in building or expanding a .NET-based product, which typically pulls in adjacent purchases around cloud infrastructure, DevOps tooling, and database licensing.

Buying Signal

A company posting C# roles is likely mid-build on a new product feature, migrating off legacy systems, or scaling an existing Windows-native application to the cloud. This is a strong entry point for vendors selling Azure services, SQL Server licensing, CI/CD platforms, or application security tooling. Enterprise software AEs and cloud infrastructure reps should be treating these job posts as pipeline triggers.

Top Companies50 shown

CompanyIndustryHQ LocationSizeJobsLast SeenLinks
W
Woven by Toyota
 Software Development Minato, Japan 10,001+ 374 5w ago
SCSK Corporation
scsk.jp
 IT Services and IT Consulting Japan 5,001+ 31 2mo ago
CrowdStrike
crowdstrike.com
 Computer and Network Security United States 5,001+ 10 6w ago
Agoda
careersatagoda.com
 Software Development Singapore 5,001+ 9 1mo ago
Databricks
databricks.com
 Software Development San Francisco, United States 5,001+ 8 7w ago
Zscaler
zscaler.com
 Computer and Network Security San Jose, United States 5,001+ 7 6w ago
Digital Agency, Government of Japan
digital.go.jp
 Government Administration Chiyoda, Japan 1,001–5,000 62 6w ago
Timee, Inc.
timee.co.jp
 IT Services and IT Consulting Minato, Japan 1,001–5,000 16 9mo ago
Guidewire Software
guidewire.com
 Software Development United States 1,001–5,000 15 6w ago
AGEST, Inc.
agest.co.jp
 IT System Testing and Evaluation Bunkyō, Japan 1,001–5,000 14 7w ago
Nuvoton Technology Corporation
nuvoton.com
 Semiconductor Manufacturing Hsinchu, Taiwan 1,001–5,000 11 7w ago
Topcon Corporation
topcon.co.jp
 Medical Device Itabashi, Japan 1,001–5,000 11 7w ago
BIPROGY Inc.
biprogy.com
 IT Services and IT Consulting Koto, Japan 1,001–5,000 10 4mo ago
OMNIVISION
ovt.com
 Semiconductor Manufacturing Santa Clara, United States 1,001–5,000 8 7w ago
CyberAgent, Inc.
cyberagent.co.jp
 Technology, Information and Internet Shibuya, Japan 1,001–5,000 7 5mo ago
UiPath
uipath.com
 Software Development New York, United States 1,001–5,000 7 7w ago
FIERTE CORPORATION
diva.co.jp
 Accounting Shinjuku, Japan 501–1,000 17 7w ago
Cube System Inc (2335)
cubesystem.co.jp
 Information Technology & Services Shinagawa, Japan 501–1,000 12 7w ago
Ridgelinez
ridgelinez.com
 Business Consulting and Services Chiyoda, Japan 501–1,000 10 7w ago
ＡＲアドバンストテクノロジ株式会社
ari-jp.com
 IT Services and IT Consulting Shibuya, Japan 501–1,000 9 7w ago
フューチャー・アンティークス株式会社
futureantiques.co.jp
 Information Services Shibuya, Japan 501–1,000 8 2mo ago
IMAGEMAGIC Co., LTD. / 株式会社イメージ・マジック
imagemagic.jp
 Technology, Information and Internet Bunkyō, Japan 501–1,000 7 7w ago
TIER IV
tier4.jp
 Motor Vehicle Manufacturing Shinagawa, Japan 201–500 17 7w ago
Sony Honda Mobility
shm-afeela.com
 Motor Vehicle Manufacturing Minato, Japan 201–500 10 4mo ago
株式会社システムインテグレータ
sint.co.jp
 IT Services and IT Consulting Saitama, Japan 201–500 9 7w ago
株式会社ザ・キッス
thekiss.co.jp
 Meguro, Japan 201–500 8 5w ago
W2株式会社
w2solution.com
 IT Services and IT Consulting Japan 201–500 7 7w ago
株式会社ボールド
bold.ne.jp
 IT Services and IT Consulting 51–200 10 5w ago
Telexistence
tx-inc.com
 Robotics Engineering Ota, Japan 51–200 10 3mo ago
GRAS Group, Inc.
gras-group.co.jp
 IT Services and IT Consulting Minato, Japan 51–200 8 13mo ago
JAPAN NUS
janus.co.jp
 Information Services Shinjuku, Japan 51–200 7 13mo ago
株式会社ゴーガ
goga.co.jp
 Information Technology & Services Shibuya, Japan 11–50 18 7w ago
Honda
global.honda
 Motor Vehicle Manufacturing Minato, Japan 10,001+ 145 6w ago
Rakuten
rakuten.com
 Software Development Setagaya, Japan 10,001+ 142 6w ago
Hitachi
hitachi.com
 IT Services and IT Consulting Japan 10,001+ 42 6w ago
Hitachi High-Tech Corporation
hitachi-hightech.com
 Appliances, Electrical, and Electronics Manufacturing Minato, Japan 10,001+ 39 7w ago
Astemo Ltd.
astemo.com
 Motor Vehicle Manufacturing Chiyoda, Japan 10,001+ 28 7w ago
Bosch Japan
bosch.co.jp
 Motor Vehicle Manufacturing Yokohama, Japan 10,001+ 23 6w ago
Toyota Motor Corporation
global.toyota
 Motor Vehicle Manufacturing Toyota, Japan 10,001+ 21 6w ago
ServiceNow
servicenow.com
 Software Development Santa Clara, United States 10,001+ 21 6w ago
Air Liquide
airliquide.com
 Chemical Manufacturing Paris, France 10,001+ 18 7w ago
Gartner
gtnr.it
 Information Services Stamford, United States 10,001+ 16 6w ago
Nissan Motor Corporation
nissan-global.com
 Motor Vehicle Manufacturing Yokohama, Japan 10,001+ 14 6w ago
Panasonic
holdings.panasonic
 Appliances, Electrical, and Electronics Manufacturing Kadoma, Japan 10,001+ 13 6w ago
Novartis
novartis.com
 Pharmaceutical Manufacturing Bogota, Colombia 10,001+ 10 6w ago
NEC Corporation
nec.com
 IT Services and IT Consulting Minato, Japan 10,001+ 9 7w ago
Workday
workday.com
 Software Development Pleasanton, United States 10,001+ 9 6w ago
Avanade
avanade.com
 IT Services and IT Consulting Seattle, United States 10,001+ 8 6w ago
Infor
infor.com
 Software Development New York, United States 10,001+ 7 6w ago
Salesforce
salesforce.com
 Software Development San Francisco, United States 10,001+ 7 6w ago

514 companies use C#. Want the full list?

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Companies with open C# roles in Japan. Company HQ may be in a different location.

▲Market Signal

637 companies actively hiring C# talent across Japan, with over 2,400 open roles, points to sustained demand rather than a one-time hiring spike — software development and IT services firms account for the majority, but manufacturing sectors are also investing, which suggests digitization initiatives in traditionally non-software industries.

⦿Stack Intelligence

The co-occurrence of .NET, Azure, and SQL Server alongside C# hiring is a reliable indicator of a Microsoft-centric stack. Companies showing all four signals together are likely running or planning Azure-hosted applications with relational database backends — a profile that makes them strong targets for Microsoft partners, database management vendors, and cloud cost optimization tools.

C# Hiring Landscape

Where and how companies hire C# talent

By Industry

Software Development
142
IT Services and IT Consulting
84
Motor Vehicle Manufacturing
12
Business Consulting and Services
19
Appliances, Electrical, and Electronics Manufacturing
13
Information Technology & Services
13
Government Administration
1
Financial Services
31

Top Roles

Business Development Manager9託児所・保育支援有職場の美容師9設備職（施工管理）全国型/全国9Agentic AI Architect8東京　商品企画　プロダクトマネジャー　bizdev8東京　経営企画8美容師募集、年齢不問！8Account Executive7Agentic AI - Software Engineer6Enterprise Account Executive6Sales Consultant/Inside sales, Merchant Development Section - EC Consulting Department (C&M)6Account Executive - Japan5

Related Technologies

.NETMicrosoft AzureSQL Server

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Frequently Asked Questions

What is C#?

C# is the development language most associated with Microsoft's enterprise software ecosystem, used to build everything from internal business tools to customer-facing SaaS products. When a company is hiring for it in Japan, it almost always means they're actively building or maintaining a commercial-grade application.

Why should sales teams track C# hiring?

C# hiring is a reliable proxy for enterprise software investment cycles. If a company is scaling its C# team, they're almost certainly evaluating new tooling, cloud capacity, or third-party integrations within the same quarter.

Who should be selling to companies that use C#?

Vendors best positioned to target these companies include Microsoft cloud resellers, database and data management platforms, application security providers, and developer productivity tool vendors.