echoloc
Get started
COMPANIES USING

Companies Using C++ in Japan

129 companies are hiring C++ talent in Japan.

C++ is a high-performance programming language used to build systems where speed and hardware control are critical — think automotive software, embedded electronics, and real-time trading infrastructure. Companies hiring C++ talent in Japan are typically building or expanding low-latency systems, device firmware, or proprietary simulation platforms. These companies need tooling around performance profiling, embedded development environments, and specialized CI/CD pipelines.

Buying Signal

When a company posts C++ roles, they're usually deep in a build cycle for performance-critical software — not buying off-the-shelf SaaS. For sales reps, this is a signal to approach with infrastructure, developer tooling, or hardware integration solutions. A vendor selling embedded development tools or real-time OS support should be prospecting every Japanese manufacturer on this list.

Top Companies44 shown

CompanyIndustryHQ LocationSizeJobsLinks
SCSK Corporation
scsk.jp
 IT Services and IT Consulting Japan 5,001+ 307
Simplex Holdings, Inc.
simplex.holdings
 IT Services and IT Consulting Minato, Japan 1,001–5,000 79
CyberAgent, Inc.
cyberagent.co.jp
 Technology, Information and Internet Shibuya, Japan 1,001–5,000 388
Advantest
advantest.com
 Semiconductor Manufacturing Japan 1,001–5,000 81
ココネ株式会社
cocone.co.jp
 Technology, Information and Internet Japan 1,001–5,000 37
BIPROGY Inc.
biprogy.com
 IT Services and IT Consulting Koto, Japan 1,001–5,000 104
株式会社船井総合研究所
funaisoken.co.jp
 Strategic Management Services Chuo, Japan 501–1,000 130
Yayoi Co., Ltd.
yayoi-kk.co.jp
 Information Services Chiyoda, Japan 501–1,000 132
Cybozu, Inc.
cybozu.co.jp
 IT Services and IT Consulting Chiyoda, Japan 501–1,000 55
Synspective Inc.
synspective.com
 Information Technology & Services Koto, Japan 201–500 61
SkyDrive
skydrive.co.jp
 Airlines and Aviation Toyota, Japan 201–500 80
Trust株式会社
trust-partner.co.jp
 IT Services and IT Consulting Chuo, Japan 51–200 62
株式会社TRAILBLAZER
trail-blazer.co.jp
 Strategic Management Services Osaka, Japan 51–200 69
Techtouch, Inc
techtouch.jp
 IT Services and IT Consulting Chiyoda, Japan 51–200 44
ArkEdge Space Inc.
arkedgespace.com
 Defense and Space Manufacturing Koto, Japan 51–200 47
Rapyuta Robotics
rapyuta-robotics.com
 Automation Machinery Manufacturing Japan 51–200 51
株式会社ウェイブ
wwwave.jp
 Business Consulting and Services Toshima, Japan 51–200 18
Wizcorp
wizcorp.jp
 Computer Games Suginami, Japan 11–50 36
dentsu
dentsu.com
 Advertising Services Japan 10,001+ 1,452
Takeda
takeda.com
 Pharmaceutical Manufacturing Japan 10,001+ 1,329
Renesas Electronics
renesas.com
 Semiconductor Manufacturing Koto, Japan 10,001+ 742
MUFG
mufg.jp
 Financial Services Chiyoda, Japan 10,001+ 1,075
Nissan Motor Corporation
nissan-global.com
 Motor Vehicle Manufacturing Yokohama, Japan 10,001+ 677
Astemo Ltd.
astemo.com
 Motor Vehicle Manufacturing Chiyoda, Japan 10,001+ 629
LIXIL
lixil.com
 Manufacturing Shinagawa, Japan 10,001+ 374
Komatsu
komatsu.jp
 Machinery Manufacturing Japan 10,001+ 417
SMBC Group
smfg.co.jp
 Financial Services Japan 10,001+ 464
Hitachi
hitachi.com
 IT Services and IT Consulting Japan 10,001+ 823
Yokogawa
yokogawa.com
 Automation Machinery Manufacturing Musashino, Japan 10,001+ 532
Mizuho
mizuhogroup.com
 Financial Services Japan 10,001+ 276
Nomura
nomura.com
 Financial Services Chuo, Japan 10,001+ 172
Sumitomo Electric
sumitomoelectric.com
 Appliances, Electrical, and Electronics Manufacturing Osaka, Japan 10,001+ 438
Panasonic
holdings.panasonic
 Appliances, Electrical, and Electronics Manufacturing Kadoma, Japan 10,001+ 267
Honda
global.honda
 Motor Vehicle Manufacturing Minato, Japan 10,001+ 608
FUJITSU LIMITED（JAPAN）
fujitsu.com
 IT Services and IT Consulting Shibuya, Japan 10,001+ 232
NEC Corporation
nec.com
 IT Services and IT Consulting Minato, Japan 10,001+ 396
KEYENCE CORPORATION
keyence.com
 Automation Machinery Manufacturing Osaka, Japan 10,001+ 230
Marelli
marelli.com
 Motor Vehicle Manufacturing Misato, Japan 10,001+ 127
Sony
sony.com
 Entertainment Providers Minato, Japan 10,001+ 152
Hitachi High-Tech Corporation
hitachi-hightech.com
 Appliances, Electrical, and Electronics Manufacturing Minato, Japan 10,001+ 193
Toyota Motor Corporation
global.toyota
 Motor Vehicle Manufacturing Toyota, Japan 10,001+ 170
LY Corporation
lycorp.co.jp
 Software Development Chiyoda, Japan 10,001+ 106
Bosch Japan
bosch.co.jp
 Motor Vehicle Manufacturing Yokohama, Japan 10,001+ 154
Mitsui Chemicals Group
mitsuichemicals.com
 Chemical Manufacturing Chuo, Japan 10,001+ 66

129 companies use C++. Want the full list?

Export to CSV

Free account · no credit card required

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

Market Signal

142 companies and over 15,500 open roles is a significant concentration of C++ demand for a single country, pointing to Japan's industrial and automotive sectors running active modernization programs — not just backfilling headcount.

Stack Intelligence

Companies hiring for C++ alongside Rust and Linux are signaling a deliberate stack evolution — they're moving toward memory-safe systems programming while maintaining Unix-based infrastructure. This combination typically appears in mature engineering orgs rebuilding legacy codebases or hardening safety-critical systems. Vendors selling static analysis tools, security auditing, or cross-compilation environments should treat this stack as a high-priority target profile.

Hiring Landscape

C++ in the Market

Where and how companies hire C++ talent

By Industry

IT Services and IT Consulting
21
Software Development
14
Appliances, Electrical, and Electronics Manufacturing
8
Motor Vehicle Manufacturing
8
Information Technology & Services
6
Automation Machinery Manufacturing
5
Financial Services
5
Technology, Information and Internet
4

Top Roles

Project Manager60Software Engineer57Product Manager40Data Engineer29Backend Engineer27System Engineer26Data Scientist22Infrastructure Engineer20Project Leader19Ai Engineer18Business Development18Hr Business Partner18

Related Technologies

RustLinux
Take Action

See who’s actively building with C++

Open in echoloc →

Free account · no credit card required

Frequently Asked Questions

What is C++?

C++ powers the software layer closest to hardware — from automotive control units to industrial robotics and financial matching engines. In Japan, its dominance in electronics and motor vehicle manufacturing reflects decades of embedded systems investment. High C++ hiring volume signals active product development, not maintenance mode.

Why should sales teams track C++ hiring?

C++ hiring predicts infrastructure spend before procurement conversations even begin. A team scaling from 10 to 40 C++ engineers will need new build systems, testing frameworks, and developer platforms within 6-12 months.

Who should be selling to companies that use C++?

Vendors best positioned here include embedded development platform providers, performance monitoring and observability tools, developer security and static analysis companies, and enterprise Linux support vendors.