Question
Full-time
2-5

Quantum Application Engineer - Tokyo

8/12/2025

The Quantum Application Engineer will provide technical support to customers and manage projects related to quantum algorithms and applications. They will also drive customer success and identify opportunities for product enhancement.

Working Hours

40 hours/week

Company Size

51-200 employees

Language

English

Visa Sponsorship

No

About The Company
Welcome to Classiq - Leading Quantum Computing Software Inspired by traditional semiconductor design automation, Classiq combines deep quantum expertise with novel implementation of classical computing software automation. This combination of deep technologies is designed to transform the quantum software stack, today and in the future. With an IDE, SDK, Compiler and OS for quantum computing, Classiq is positioned at the intersection of quantum physics and computer science. Classiq’s transformative offering is being woven into the fabric of the quantum computing ecosystem: QUANTUM DEVELOPERS: As quantum computers get more powerful gate-level manual coding becomes impractical, and at times impossible. Classiq’s unique technology changes that. Classiq’s high-level quantum development environment offers functional libraries and deploys advanced heuristics and algorithms to synthesize quantum circuits automatically. Experts and beginners alike are now able to implement advanced scalable quantum circuits that are automatically optimized for a specific quantum machine, as well as easy benchmarking. Execution on quantum machines and simulators is built-in. QUANTUM COMPUTER PROVIDERS: Classiq’s software can be deployed as a dedicated front-end operating system offering customers best-in-class features maximizing customer insights and productivity. QUANTUM CLOUDS: Classiq’s hardware agnostic development software enables programs in all leading quantum programming languages providing broad access to and driving adoption of cloud platforms. HPC & ADVANCED COMPUTATION: Classiq’s scalable automation and classical computing underpinning make it a natural partner for today’s supercomputing providers seeking to integrate seamlessly with quantum computing. Classiq is collaborating with the world’s leading supercomputing providers to build seamless architectures to combine the best of both classical and quantum computing.
About the Role

About Us

Classiq Technologies, the world’s leading quantum computing software startup based in Tel Aviv, Israel. We provide an all-encompassing platform (IDE, high-level language, compiler, and OS), supported by 70 patents, as a gateway to quantum computing, taking users from algorithm design to execution. The high-level descriptive quantum software development environment and Classiq’s high-level language Qmod, capture the programmer’s functional intent and automate quantum programming. Classiq’s core technology, algorithmic quantum circuit compilation, is engineered to power the quantum ecosystem of today and tomorrow by ensuring your quantum code is scalable and implementable.

Backed by investors such as HPE, HSBC, Samsung, Intesa Sanpaolo and NTT, Classiq’s world-class team of scientists and engineers has distilled decades of quantum expertise into its groundbreaking quantum engine technology. We recently raised $110 million in our Series C round, bringing our total funding to $200 million.


Role Description

We are seeking a full-time Quantum Application Engineer to join our global quantum application engineering team. Based in our Tokyo office in Japan, you will focus on supporting non-Japanese speaking customers in Japan as well as clients across the broader APAC region.

In this role, you will work closely with customers and internal teams to ensure success through high-quality technical support. Your responsibilities will include troubleshooting, project management, and applying a deep understanding of quantum algorithms, Classiq’s platform, and diverse quantum applications.

You will play a key role in driving sales by ensuring customer success and identifying opportunities for product enhancement. Additionally, you will work closely with the Managing Director, APAC, and Regional Commercial Directors to promote Classiq’s values and brand across the quantum ecosystems of Japan and other APAC countries.

While this position is office-based, we offer flexible work arrangements, including the option to work from home.


Responsibilities

  • Providing technical support to Classiq's customers and employees
  • Troubleshooting issues and managing projects related to quantum algorithms and applications
  • Collaborating with the global Quantum Application Engineer team and Director of Sales, Japan.
  • Driving customer success and identifying opportunities for product enhancement
  • Creating and presenting demos of novel quantum algorithms and applications to various prospects
  • Promoting Classiq’s brand and values within the Japanese quantum ecosystem as a Classiq’s evangelist



Requirements

  • Bachelor's or Master’s or Ph.D. degree in Computer Science, Physics, Math, Electrical Engineering, or a related field
  • Experience with quantum information, quantum software engineering, or quantum algorithms
  • Excellent written and verbal communication skills
  • Strong technical support, troubleshooting, and project management skills
  • Full proficiency in English. Japanese as a plus
  • Advantage: Proficiency in Python programming
  • Ability to work independently and remotely


Join us at Classiq and be part of a pioneering team shaping the future of quantum computing. If you are passionate about quantum technology and have the skills and experience we are looking for, we would love to hear from you.

Key Skills
Quantum AlgorithmsTechnical SupportProject ManagementTroubleshootingCommunication SkillsPython Programming
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