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Browse thousands of tech jobs at Japanese startups and companies. Translated for foreign engineers.

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Jobs→ウェルスナビ株式会社→[Core System Engineer] In-house Development of Core Systems for Products Approaching 2 Trillion Yen in Assets Under Custody / Build Next-Generation Architecture from 0 to 1

[Core System Engineer] In-house Development of Core Systems for Products Approaching 2 Trillion Yen in Assets Under Custody / Build Next-Generation Architecture from 0 to 1English summary from Japanese

ウェルスナビ株式会社

✓ Detailed
Salary
600万円 〜 1,200万円
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Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

WealthNavi is seeking a Core System Engineer to design and develop a next-generation core system from scratch. This role is crucial for scaling their robo-advisor service, which is approaching 2 trillion yen in assets under custody and aims for 20 trillion yen in the future.

Must-haves

  • 5+ years of experience in Java development
  • Experience from basic design to maintenance and operations
  • Development experience using cloud managed services
  • Collaborative development experience using Git in a team

Nice-to-haves

  • Architecture design and technology selection experience
  • Experience in team building and establishing development processes
  • Intellectual curiosity in the securities/financial domain (beginners welcome)

Tech stack

JavaSpring BootNext.jsTypeScriptPostgreSQLAmazon AuroraGitHub ActionsGitHub Copilot

Work style

Hybrid work (3+ days in office, combining with remote work). Location: Tokyo (Gotanda). Core hours: 10:00-16:00.

Other notes

Salary: 6,000,000 JPY - 12,000,000 JPY per year. Full-time employee. No fixed term.

About the Company

ウェルスナビ株式会社

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Posted8/19/2026
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