UI Architect

Location: Tokyo, Japan

Experience: 15+ Years

Role Overview

We are looking for an experienced UI Architect to define and drive the frontend architecture, design system strategy, and UI modernization initiatives for enterprise-scale applications. The role will be responsible for creating secure, scalable, accessible, and high-performance user experiences while providing technical leadership across development teams.

Key Responsibilities

• Define frontend architecture, standards, and best practices.
• Establish reusable component libraries and enterprise design systems.
• Lead frontend solution design and guide development teams.
• Define UI-to-API/BFF integration patterns.
• Ensure application scalability, accessibility, security, and performance.
• Drive UI modernization initiatives and conduct architecture/design reviews.
• Collaborate with business, UX, and engineering teams to deliver consistent user experiences.

Mandatory Skills

• 15+ years of experience in UI Architecture and Frontend Solution Design.
• Strong expertise in:
  • UI Architecture
  • Frontend Development & Design Patterns
  • Design Systems & Component Libraries
  • Responsive Web Applications
  • Technical Leadership
• Solid understanding of:
  • Accessibility Standards
  • Frontend Security
  • Performance Optimization
• Strong business-level English communication skills.

Preferred Skills

• Japanese business communication skills.
• Hands-on experience with:
  • ReactJS
  • Angular
  • TypeScript
  • Micro-Frontend Architecture
  • API/BFF Integration
• Knowledge of:
  • WCAG Accessibility Standards
  • Frontend Performance Optimization

Good-to-Have

• Banking or Capital Markets experience.
• Design Tokens and Design System Governance.
• Figma Integration.
• Progressive Web Applications (PWA).

Expected Deliverables

• Frontend Target Architecture
• Design System & Reusable Component Strategy
• UI/API & BFF Integration Patterns
• Coding, Accessibility, Security & Performance Standards
• UI Modernization Roadmap
• Architecture Review & Governance Outcomes