Jobs / Senior Software Engineer (Python)
Jobs at HENNGE

Senior Software Engineer (Python)

HENNGE Tokyo | Hybrid
Language
EN: fluent
JP: none
Salary
8 to 12 million JPY annually
Employment Type
Full time

Job Description

【Position name】

Senior Software Engineer (Python)

【Roles】

We’re currently looking for a senior software engineer (Python) to join our fast-paced growing team. As part of the engineering team, you will be responsible for building cloud-security solutions used by thousands of enterprise companies. Our flagship product, HENNGE One, provides functionalities ranging from access control, email filtering, online storage, and email archiving. We focus on implementing state-of-the-art security functionalities, ensuring SLA 99.9% in distributed fault-tolerant deployment, and providing the best user experience to our customers. For further details regarding the engineering teams, products, and more, please visit this link: https://speakerdeck.com/hennge/company-introduction-deck-hennge


Responsibilities

  • Design, develop, and maintain innovative features based on business needs
  • Design scalable and fault-tolerant architecture in a distributed cloud deployment
  • Ensure high quality deliverables through CI/CD pipelines, tests, and documentation
  • Collaborate with Design, Product Management and Customer Success teams to continuously improve the product
  • Support the team by actively participating in discussions and reviewing others’ code
  • Improve team synergy and mentor junior engineers

【Our Tech Stack】

For our technical stack, please check our Stackshare page out.


Qualifications

Minimum Qualifications

  • At least five years of experience working with Python for backend development
  • Strong background building scalable web applications in Python
  • Ability to mentor junior engineers and work collaboratively in a team environment
  • Experience with cloud infrastructure, such as AWS, GCP, or Azure
  • Ability to automate deployments via CI/CD pipelines
  • Understand the importance of clean code and software documentation
  • Fluency in English (Japanese is not required)
  • Interested in open source or tech community activities

Nice to Have

  • Degree in Computer Science or other related technical fields
  • Experience building large-scale distributed systems
  • Experience in cloud computing platforms, especially AWS
  • Experience with building SaaS products
  • Knowledge of web security concepts and technologies related to access control or email-related field
  • Knowledge of DevOps tools and practices (CI/CD, Infrastructure as Code)
  • Knowledge of Linux / MacOS / Unix-like environments
  • Team leadership experience

About the Company

HENNGE is a leading cloud-based security provider in Japan, delivering an additional security layer to companies which move their operations to the cloud. Our service HENNGE One has over 70% market share for cloud security services targeting Microsoft 365/Google Workspace in Japan. We are growing fast and are a listed company on the Tokyo Stock Exchange.

【Work style】

  • Flexible working hours with core time
  • Hybrid work environment with emphasis on in-office collaboration and the encouragement for employees to work onsite

【Compensation】

  • 8 to 12 million JPY annually (English Allowance & Physical Communication Allowance inclusive)

【Benefits】

  • English Allowance and Advanced Language Expert Allowance: JPY 10,000 ~ JPY 130,000 per month, paid alongside base salary, if the employee fulfills the requirements.
  • Physical Communication Allowance: JPY 2,000 per 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.
  • Transportation allowance (maximum of JPY 35,000 per month).
  • Employee Stock Ownership Plan.
  • Insurance: Health, Employment, Industrial Injury, Welfare pension.
  • Opportunities to attend international and domestic conferences.
  • Financial support for technical certifications and technical learning programs.

【Reasons why you will enjoy working at HENNGE】

🌎 We Celebrate Diversity

Join a vibrant team from over 20 countries, united by a love for technology and Japanese culture. Located in Shibuya, Tokyo, we offer a dynamic, non-traditional work environment in one of the world's most exciting cities.

📍 Smooth Japan Relocation

We make your move to Japan smooth and stress-free. We provide comprehensive support such as flight tickets, visa sponsorship, and Japanese lessons, to ensure a smooth onboarding process for our new hires, ensuring a seamless transition and a warm welcome for all candidates. 

🎉 Balanced Work Life

Work-life balance is highly valued at HENNGE, and lots of fun happens at our office! 200+ of social channels in our Slack, from weekly board game nights to snowboarding club, internal and seasonal events, monthly tech sessions with beer bashes, attendance of international tech conferences, and more. Employees have access to a flexible working hours system (with core working hours) to accommodate their preferred working style.

❤ Passion for Technology

Our CEO, also serving as CTO, actively leads product development, fostering an environment of innovation and support. Having a leader who truly understands and is still involved in the tech side of the business makes for an exciting and supportive environment for engineers. 

🙌 Collaborative Teams

Work in autonomous teams where your decisions shape our services. Influence every aspect of our products, from UX and architecture to development and deployment, in an agile and collaborative setting.

Be part of a diverse and innovative team at HENNGE, where your passion for technology and desire to make a difference are valued and celebrated. Ready to change and challenge the status quo with us?

To learn more about life at HENNGE, please check these two links:

Life at HENNGE - https://hennge.com/global/info/henka/

Stories from our employees - https://medium.com/henngeblog

【Selection Process】

1.Solve our online coding challenge https://challenge.hennge.com/?entry-code=CREATIVETOKYO-PYTHON-SR

2. Upload your CV and Cover Letter

3. Casual interview with our HR

4. 2 (or 3) interviews with our engineers

5. Interview with our CEO

Have more questions? Please consult our FAQ.