Client Overview:
Our client is a rapidly growing global LegalTech and AI software company headquartered in Tokyo and San Francisco, specializing in AI-powered contract review, legal research, and enterprise compliance solutions. Serving thousands of organizations worldwide, the company combines Generative AI capabilities with enterprise-grade SaaS platforms to help legal and corporate teams automate complex workflows, improve operational efficiency, and accelerate decision-making processes.
As part of its global expansion and product innovation strategy, the company is heavily investing in next-generation AI-driven product experiences. The organization operates in a highly collaborative environment where product, engineering, and design teams work closely to build intuitive, scalable, and business-critical enterprise platforms for international markets.
Job Role:
The Senior Product Designer will lead end-to-end UI/UX design initiatives for complex AI-powered B2B SaaS platforms, focusing on building intuitive enterprise experiences, advanced AI interaction models, and scalable design systems. Acting as a strategic design leader, this role is responsible for transforming highly complex legal and business workflows into user-friendly digital experiences while balancing technical feasibility, business objectives, and user satisfaction.
The ideal candidate is a highly experienced product design professional with strong expertise in enterprise SaaS platforms, UX research, Generative AI-driven interfaces, and scalable design systems, capable of leading high-impact product modules in a fast-paced international technology environment.
Key Responsibilities:
- Lead end-to-end UI/UX design and architecture for major enterprise SaaS product modules.
- Design AI-driven user experiences, advanced search interfaces, and intelligent workflow systems.
- Conduct UX research, usability testing, user interviews, and data-driven design analysis.
- Collaborate closely with Product Managers and Engineers to deliver scalable and technically feasible solutions.
- Develop and maintain scalable Figma-based design systems and responsive UI components.
- Support multilingual product localization and cross-platform consistency.
- Utilize AI tools and rapid prototyping methods to accelerate design workflows and product iteration cycles.
- Advocate for design excellence and continuously optimize internal design processes.
Candidate Requirements:
- Bachelor’s Degree in Design, HCI, Computer Science, Business, or related fields.
- Minimum 3 years of hands-on experience in UI/UX or Product Design for Web Services or B2B SaaS products.
- Proven experience leading complex product modules or acting as a Design Lead.
- Advanced proficiency in Figma and scalable design systems development.
- Strong understanding of UX research methodologies, usability testing, and iterative product improvement.
- Experience utilizing Generative AI workflows or designing AI-powered interfaces.
- Strong communication and stakeholder management capabilities.
- Professional fluency in English is mandatory; Japanese fluency is required for daily communication.
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