Product Designer / UI/UX Designer

MID-CAREER – GH | HENNGE Career Site

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Tokyo Office Until 8/22/2026 3+ years exp First posted March 23, 2025 Last posted March 23, 2025
Job description

Overview

We are looking for a motivated Product Designer (UI/UX Designer) with a passion for product design to join our team to work on reshaping complex products with intuitive and effective solutions in the cloud security industry. Fluency in both English and Japanese is a must, along with strong communication skills to seamlessly collaborate with our cross-functional teams.

You will be working in a leading cloud-based security provider in Japan, focusing on projects related to our flagship product, HENNGE One, which offers access control, email archiving, and other security and productivity-related functionalities for enterprise companies. Therefore, experience in BtoB projects or a strong interest in this field would be advantageous.

 

Key Responsibilities

  • Develop visually appealing and user-centered designs based on requirements and research findings.
  • Collaborate with product managers and developers in the design process for new features and enhancements.
  • Utilize our established design system to maintain consistency and coherence across our interfaces.
  • Continuously improve user experience through iterative design and feedback analysis.
  • Advocate for user-centred design principles and contribute to the refinement of our design system.
  • Assist in creating and maintaining design documentation, including style guides, design principles, and user personas.
  • Work closely with customer support teams to address user feedback and identify areas for product improvement.

 

Requirements

Minimum Qualifications

  • Three years of experience in UI/UX design, with a focus on product design.
  • Proficiency in Figma for design collaboration and prototyping.
  • Strong problem-solving skills and a keen analytical mindset.
  • Good communication skills in both English and Japanese(N2 and above).
  • Willingness to learn more about product design and conduct user interviews.
  • Live, plan to live, or relocate within commuting distance of our Tokyo office

Nice to have

  • Experience working in the security-related industry
  • Experience working with design systems.
  • Knowledge of accessibility standards and best practices to ensure inclusivity in design solutions.
  • Experience conducting user research, including user interviews, surveys, and usability testing, to inform design decisions.

Benefits / Working Conditions

Employment Type

Permanent Employee, 3 months probation period

Place of Work

Tokyo Shibuya HQ
* In principle, coming into the office is recommended. (Depending on the department, the ratio of remote/office work can change)
*We are changing the location of our headquarters in 2027/04. 
https://hennge.com/jp/info/news/20241213_move/

Working Hours

10:00-19:00
* Flex Time (Core Time is 10:00-15:00) with 1hour break

Days Off

Every Saturday and Sunday, national holidays, December 29th - through January 3.

Remuneration

Variable depending on experience and skill. (Please take a look at our Company Introduction Deck's explanation of our Assessment System as well as the Belt System we use.)
Includes Duty Allowance, which compensates for approximately 20 hours of overtime work per month.
Any amount of overtime work compensation that exceeds the Duty Allowance is paid additionally, based on the following formula:
(Basic Wage+Special Allowance) / Monthly Average Prescribed Work Hours x 1.25 x Overtime Work Hours

Examples of possible remuneration
These are simply examples and we cannot guarantee these values at the time of offer.

3 years experience of UI/UX Design, JLPT N2, Business-level English: 5.4M~7.2M JPY

5/6 years of B2B SaaS Product Design, JLPT N2, Business-level English: 6.2M~8.6M JPY

Bonus

Once a year (December)
* approximately 2months worth of salary is to be expected. (can vary with company/team/individual performance and evaluation)

Promotion/Raises

Yearly assessment, once a year (January)

Other benefits

English allowance: 10,000JPY ~ 130,000JPY / month, paid alongside base salary, if the employee fulfills the requirements

Physical Communication Bonus Bonus: 5,000 JPY / day for coming to the office and interacting with other employees, paid out as bonus according to the number of days. Details will be provided at the offer meeting.

* Place of Work can be changed at discretion of the company

Insurance: Health, Employment, Industrial Injury, Welfare pension.

Non-smoking facility

 

 

Why Join Us?

  • Join a passionate team dedicated to making a difference in the SAAS services industry.
  • Enjoy a competitive salary and benefits package, including opportunities for professional development.
  • Embrace flexibility to explore side projects and contribute to the evolution of our design system.
  • Be part of an international work environment where your input shapes the future of our products.
  • Take advantage of language studies provided to enhance your language skills.
  • Work with MacBooks provided for work, with both office and remote work options available.
  • Gain access to design conferences and workshops to further your professional development.

 

Discover More About HENNGE Design

 

Interview Process

Please submit the following document via the form.

  • Resume
  • Portfolio (please upload it from “cover letter” section)

We will normally inform you of the screening result within two weeks via email and invite you to the several online interview rounds. 

  1. Fill out the application form and upload your Resume and Portfolio
  2. Casual interview (In Japanese)
  3. Design assignment screening (Approximate time for the task 2-3hours)
  4. 1st interview 
  5. 2nd interview 
  6. Interview with our executives

 

About this role

Summary

Design user-centered interfaces for cloud security products in a cross-functional team.

Job title

Product Designer / UI/UX Designer

Experience level

3+ years

Minimum experience

3+ years exp

Industry

software

Location requirements

Tokyo office, remote flexibility depending on department

Salary

$3400k–$8600k

Management role

No

Skills & keywords

Required skills

figmacommunicationenglishjapaneseproblem-solving

Preferred skills

security industrydesign systemsaccessibilityuser research

Specializations

product designui/uxb2b SaaSprototypingdesign systems
Locations

Structured locations inferred from the posting.

Unknown location

Hybrid