UI/UX Designer (Design Engineer - Lead)English summary from Japanese

株式会社VARIETAS

✓ Detailed

Salary

■報酬レンジ・報酬思想

Location

東京都品川区上大崎 2丁目15-19 BLOCKS MEGURO708号

Job Type

Full-time

Work Style

出社ベース（リモートワークも可）就業時間: フレックスタイム制（コアタイム：11:00~15:00）休日: 土日、祝日､年次有給休暇（入社半年経過後10日付与）､夏季/年末年始/慶弔

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Role summaryEnglish summary from Japanese

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

VARIETAS is seeking a Lead UI/UX Designer (Design Engineer) to lead the design and implementation of next-generation user experiences, including headless and generative UI. This role involves a deep understanding of Information Architecture and spans from UX/UI design to front-end implementation, API design, and prompt design.

Must-haves

Theoretical understanding of Information Architecture (IA) design and practical application experience
Practical experience handling UX/UI design to front-end implementation
Front-end implementation skills at a reviewable level (coding required)
Lead-class drive with the ability to verbalize design intent and lead discussions

Nice-to-haves

Experience designing and implementing headless CMS/generative UI/AI-powered UI
Experience in API design and prompt design
Experience in experience design based on ontology/data structure
Experience in building and operating design systems
Design engineering experience in HRtech/SaaS/BtoB products

Work style

Commuting-based with remote work possible. Flextime system (core time: 11:00 AM - 3:00 PM). Location: 2-15-19 Kamiosaki, Shinagawa-ku, Tokyo.

About the Company

株式会社VARIETAS

Headquarters

〒141-0021 東京都品川区上大崎 2丁目15-19 BLOCKS MEGURO708号

Founded

2019-12

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Posted6/26/2026