--- title: "Which companies in Japan use Java?" description: "Salesforce, Goldman Sachs, 株式会社ヘルスベイシス, Rakuten and more. 1,425 companies hiring in Japan whose own job postings show they use Java: 432 confirmed, 993 likely." canonical: https://jobspipe.dev/technologies/java/jp --- # Which companies in Japan use Java? > Salesforce, Goldman Sachs, 株式会社ヘルスベイシス, Rakuten and more. 1,425 companies hiring in Japan whose own job postings show they use Java: 432 confirmed, 993 likely. Updated daily from live postings. **Canonical URL:** https://jobspipe.dev/technologies/java/jp 1,425 companies with postings in Japan use Java according to their own job postings: 432 confirmed and 993 likely. The 27 listed below are confirmed users with at least 2 postings and a verified website; the rest are counted here but not named. - **Confirmed companies:** 432 - **Likely companies:** 993 - **Category:** Programming languages - **As of:** 25 Sep 2026 ## Companies using Java | # | Company | Postings naming it | Last seen | |---|---|---|---| | 1 | [Salesforce](https://jobspipe.dev/hiring/salesforce.com) | 757 | 10 Nov 2026 | | 2 | [Goldman Sachs](https://jobspipe.dev/hiring/goldmansachs.com) | 409 | 9 Nov 2026 | | 3 | [株式会社ヘルスベイシス](https://jobspipe.dev/hiring/h-basis.co.jp) | 407 | 10 Nov 2026 | | 4 | [Rakuten](https://jobspipe.dev/hiring/global.rakuten.com) | 147 | 10 Nov 2026 | | 5 | [G Talent](https://jobspipe.dev/hiring/gtalent.jp) | 78 | 1 Nov 2026 | | 6 | [UiPath](https://jobspipe.dev/hiring/uipath.com) | 62 | 9 Nov 2026 | | 7 | [株式会社ギークリー（GEEKLY）](https://jobspipe.dev/hiring/geekly.co.jp) | 45 | 6 Nov 2026 | | 8 | [Nexus](https://jobspipe.dev/hiring/nexusgroup.bh) | 32 | 10 Nov 2026 | | 9 | [LY Corporation](https://jobspipe.dev/hiring/lycorp.co.jp) | 28 | 9 Nov 2026 | | 10 | [RISE for Career - Jobs in Japan for Foreign Engineers](https://jobspipe.dev/hiring/risefor-career.com) | 28 | 4 Nov 2026 | | 11 | [PERSOL CAREER BRS (Bilingual Recruitment Solutions)](https://jobspipe.dev/hiring/brs-p.jp) | 21 | 7 Nov 2026 | | 12 | [Hitachi Digital Services](https://jobspipe.dev/hiring/hitachids.com) | 17 | 5 Nov 2026 | | 13 | [Skillhouse Staffing Solutions K.K.](https://jobspipe.dev/hiring/skillhouse.co.jp) | 17 | 9 Nov 2026 | | 14 | [Specialized Group](https://jobspipe.dev/hiring/specialized-group.com) | 17 | 4 Nov 2026 | | 15 | [Honda](https://jobspipe.dev/hiring/global.honda) | 16 | 6 Nov 2026 | | 16 | [BLOOMTECH, Inc](https://jobspipe.dev/hiring/bloomtech.co.jp) | 15 | 6 Nov 2026 | | 17 | [PayPay](https://jobspipe.dev/hiring/about.paypay.ne.jp) | 15 | 10 Nov 2026 | | 18 | [Nissan Motor Corporation](https://jobspipe.dev/hiring/nissan-global.com) | 12 | 8 Nov 2026 | | 19 | [OMRON Group](https://jobspipe.dev/hiring/omron.com) | 10 | 9 Nov 2026 | | 20 | [GSD Co., Ltd.](https://jobspipe.dev/hiring/g-s-d.co.jp) | 8 | 10 Nov 2026 | | 21 | [Treasure AI](https://jobspipe.dev/hiring/treasure.ai) | 7 | 7 Nov 2026 | | 22 | [Aurora Solutions K.K.](https://jobspipe.dev/hiring/aurora.solutions) | 5 | 3 Nov 2026 | | 23 | [Ideal Folks LLC](https://jobspipe.dev/hiring/idealfolks.com) | 5 | 27 Oct 2026 | | 24 | [レバテック株式会社](https://jobspipe.dev/hiring/levtech.jp) | 4 | 9 Nov 2026 | | 25 | [LiNKX Inc.](https://jobspipe.dev/hiring/linkx.dev) | 3 | 4 Nov 2026 | | 26 | [SmartNews](https://jobspipe.dev/hiring/about.smartnews.com) | 3 | 28 Oct 2026 | | 27 | [TRUST株式会社](https://jobspipe.dev/hiring/trust-partner.co.jp) | 3 | 23 Oct 2026 | ## By country - [United States](https://jobspipe.dev/technologies/java/us) - [India](https://jobspipe.dev/technologies/java/in) - [Canada](https://jobspipe.dev/technologies/java/ca) - [France](https://jobspipe.dev/technologies/java/fr) - [United Kingdom](https://jobspipe.dev/technologies/java/gb) - [Germany](https://jobspipe.dev/technologies/java/de) - [Brazil](https://jobspipe.dev/technologies/java/br) - [Singapore](https://jobspipe.dev/technologies/java/sg) - [Spain](https://jobspipe.dev/technologies/java/es) - [Poland](https://jobspipe.dev/technologies/java/pl) Worldwide: [Which companies use Java?](https://jobspipe.dev/technologies/java) ## Related - [Java by industry, country and company size](https://jobspipe.dev/companies-using/java) - [Companies hiring Java roles in the last 30 days](https://jobspipe.dev/hiring/technology/java) ## FAQ ### How many companies use Java in Japan? 1,425 companies in Japan have job postings that show they use Java, as of 25 Sep 2026. 432 are confirmed and 993 are likely. ### Which companies use Java in Japan? Salesforce, Goldman Sachs, 株式会社ヘルスベイシス, Rakuten, G Talent are among the confirmed Java users with the most postings naming it in Japan. The full list on this page names 27 companies. ### How does JobsPipe know a company uses Java? From the company's own job postings. Each posting is read for the technologies it names, and every company and technology pair is graded: confirmed when two independent checks agree on Java in at least one posting, likely when it is a stated requirement or appears in two separate postings. A single passing mention is not counted here. It is evidence of a team working with Java, not a purchase record. ## Reproduce ```bash curl -X POST https://api.jobspipe.dev/v1/companies/search -H "Authorization: Bearer $JOBSPIPE_API_KEY" -H "Content-Type: application/json" -d '{"company_technology_slug_or":["java"],"tier_min":"confirmed","company_country_code_or":["JP"],"limit":25}' ``` --- Try it with no key: `curl -d '{"limit":3}' https://api.jobspipe.dev/v1/sandbox/jobs/search`. AI agents: the full machine-readable index of this site is https://jobspipe.dev/llms.txt?src=md-twin - API quickstart, MCP server, pricing. Free key (1,000 jobs to start): https://jobspipe.dev/signup