Senior UX/UI Designer

  • Tokyo
  • Partial Remote
  • Full-time
  • December 23, 2023
6,000,000 - 9,000,000 JPY /yr
Apply from Anywhere 👍
Relocation to Japan 👍
(Overseas visa sponsorship supported)
Language Requirements
Japanese: Not Required 👍
English: Business Level
Minimum Experience
Senior or above

Salary Range

6,000,000 - 9,000,000 JPY 

Salary depends on work experience, skills, and abilities


  • Commutation expenses covered
  • Two full remote days a week (Wednesdays and Fridays)
  • Horizontal communication;
  • Health insurance, employment insurance, workers' accident insurance, pension
  • Flexible Working Hours (with core hours from 10:00 to 15:00)
  • Work in a Japanese company that is also international and multicultural;
  • Ability to choose the tools you want to work with (Photoshop, Figma, Sketch, Affinity, or any other)
  • Grown within the company, you will be the number one designer within HeartCore, this will allow you to evolve when the design team grows.
  • Lead the design and user experience of a new global platform.
  • Work directly on shaping the product vision, strategy, and prioritization.
  • Support for attending training courses required for work (all expenses covered by the company at the discretion of the department head)


  • Work across the full product design life cycle from discovery to delivery
  • Will be your responsibility to drive HeartCore design language to modern and intuitive UX solutions to make our customers feel empowered.
  • Design UI Web Platform applications (Websites, SaaS, Apps)
  • UX Flow Development (Improve or create a modern user experience of existing and new products)
  • Work with product and engineering on the wireframes and storyboards to define the actual flow of our products and how the interaction happens
  • Prototype new digital products: Define the user experience, interactions, and user interface through user flows, information architecture, wireframes, and visual design. Build functional prototypes to validate and test your designs.
  • Interaction design: Design simple, streamlined, data-driven, user-centric experiences that delight users.
  • Occasionally help out with other design tasks, such as simple graphic designs (marketing, promotional materials, etc.) and documents (e.g., manuals)
  • You work very closely with product managers and engineering, often interacting with our internal sales teams and closely with our board members.


  • English Business level speaker
  • Japanese is not required (So apply even if you don't speak Japanese)
  • Proven work experience as a UI/UX Designer or similar role and a portfolio of designs
  • Familiarity with common UI/UX patterns on modern web dashboards
  • Experience or willingness to do UX writing in English
  • Attention to detail and drive to make it look "just right" and pixel-perfect where it matters
  • Experience working independently and proactively in a dynamic environment
  • Identify and troubleshoot UX problems based on user feedback
  • Define the ideal UX from target understanding and problem definition
  • Process: Strong understanding of UX and UI design, processes, patterns, and best practices
  • Experience in launching UX strategies such as defining value propositions, user story mapping, customer journey mapping, and so on.
  • Prepare and present rough drafts to internal teams
  • Design graphic user interface elements, like menus, tabs, and widgets
  • Design user flows and page navigations
  • Creation of mockups and prototypes
  • User research
  • Knowledge of wireframe tools
  • Design, create, and produce marketing materials, including print, digital, and social media content
  • Strong creativity

Personal Traits

  • People & communication skills
  • Creativity in their ability to find solutions and make clarity towards vagueness
  • Team player with strong communication skills and capable of building good relationships with people
  • Action-oriented with reasonable thoughts and common sense
  • Open to other cultures
  • Humble to acknowledge that there is always new knowledge to be acquired and eager to learn it
  • Positive attitude and the ability to take feedback and use it constructively
  • Flexibility and adaptability
  • Self-motivated and able to work with minimal supervision
  • Good problem-solving and decision-making skills
  • Strong attention to detail
  • Ability to manage time and prioritize tasks


  • Experience working with global products
  • Japanese conversation ability
  • Ability to Design visual aspects of trade show booths
  • Ability to Design layout and visuals of promotional materials
  • Obsession with simplicity and intuitive interactions
  • Thorough knowledge of the latest trends in UX/UI

What we value

We aim to bring digital products with the quality of Japan to the global market.

A culture of optimism, empathy, happiness and results. 🙂 

Focussing transparency, ownership, improving consistently and communication.

Office Location

Shirakiji Bldg. 3F, 1-2-33, Higashi-gotanda, Shinagawa-ku, Tokyo, 141-0022 Japan 🇯🇵

Typical Workday

Working hours are 9:00-18:00, with a 1-hour lunch break. (This is a reference since Flex Time exist)


  • Saturdays, Sundays, company holidays and national holidays
  • Ten paid holidays per year, available after the first 6 months (can be rolled over to the following year for a maximum of 20 total days). Every year at the company gives an extra day of paid holiday per year until a maximum of 20.
  • Five extra paid holidays per year available as soon as you joint the company.
  • Extra Annual holidays: New Year’s period (ex. Dec 30-Jan 3), marriage leave, condolence leave, natural disaster leave, maternity leave, sabbatical (after 3 consecutive years with the company).

Over Time Work

Company Average of 2 to 3 hours per month. (maximum allowed is 45 hrs/month)

Department/Team you will be joining

Product Strategy Department But you will interact with every single department within the company.

Career Trajectory

Successful candidates are self-motivated but communicative with teammates, organized, and eager to both apply their skills and develop new ones. This is an excellent opportunity for creative-minded individual to develop their skills and engage audiences with content that will inspire positive change in society.

Screening Process

0 - Application screening 

1 - First interview (HR head, Department head) 

2 - Second interview (HR head, Department head) 

3 - Offer (HR head/department head)

HeartCore is a Japanese company that runs the number one CMS (Content Management System) used in Japan.

They’re currently expanding globally, and are already listed as a public company on the Nasdaq stock exchange.

View Heartcore's company page

Search jobs from Heartcore in Japan
Senior UX/UI Designer at Heartcore