Senior Quantum Software Engineer

About the role

Senior Quantum Software Engineer

Products & Technology

Grenoble, France

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CDI

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Jun 29, 2026

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What awaits you every day at Quobly

Quobly aims to have a strong impact on society by providing cost-competitive universal quantum processors to solve currently intractable problems.
Founded in 2022, Quobly is a fast-growing start-up located in Grenoble’s vibrant and multidisciplinary ecosystem. The company relies on the CNRS Neel Institute and CEA-Leti and benefits from the dynamic of strong links between research and industry.
We are looking for a Quantum Software Engineer.
As a Quantum Software Engineer, you will be responsible for developing, optimizing, and maintaining hardware-aware software for Quobly quantum computing systems.

Technical Challenges

• You will optimize our pulse-level simulation framework to support accurate gate design and hardware development.
• You will develop new features and capabilities in our simulator stack based on the latest innovations from the quantum information and quantum error correction teams.
• You will contribute to software quality through comprehensive testing, documentation, and code review.
• You will drive technical discussions and collaborations across teams to shape the evolution of our quantum software stack.

Collaboration

• Collaborate with talented people in a culture of transparency and autonomy.
• Collaborate with Quantum information, QEC, and Modeling Teams.
• Connect with all the teams at Quobly.

You Are Special Because

• You hold a PhD in Physics (Condensed Matter / AMO), Quantum Information, or a closely related field.
• You have a strong background in (open) quantum systems, and/or semiconductor spin physics.
• You have proven software engineering skills (Python, C++, or similar) with experience in scientific computing and numerical optimization.
• You have experience translating theoretical methods into efficient, maintainable code.
• You have excellent communication skills, with the ability to explain complex physical concepts to engineers and translate experimental feedback into theory refinements and code updates.

Nice to have:

• Experience with quantum software frameworks such as Qiskit, QuTiP, or equivalent.
• Proven track record of open-source contributions, or industrial R&D projects.

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Working at Quobly also means

• Working in Grenoble, home to some of the fastest-moving tech and industrial companies around, and a great base camp for a wide range of activities from outdoor and mountain sports to arts and culture.
• Grenoble offers an affordable lifestyle, ensuring you can plan for a comfortable future while advancing your career with us.
• The opportunity to develop in-demand skills alongside the best researchers in their fields.
• A collaborative work environment and a company culture where trust is paramount and where individual contributions are recognized.
• Presenting at international conferences to share our latest results.
• Work-life balance, with a standard package of 213 workdays per year.
• Work from home up to four days per week, depending on the position.
• Employer contribution to public transportation (75% covered) passes and human-powered mobility solutions.

Discover Quobly

Apply now

Excited about this opportunity? Apply now and join Quobly's innovative team!

Recruitment process

1

Application

Submit your resume and cover letter through our online portal. Our team carefully reviews each application.

2

First contact

Initial discussion with the recruitment team to present the company and the position (approximately 30 minutes, by phone or video call)

3

Meet the team

Interview with the team manager (approximately 1 hour)

4

Final interview

Interview with the Head of the Department (approximately 1 hour)

5

A swift response

You will receive an offer in the shortest possible timeframe.

6

Onboarding

Welcome to the team! We're thrilled to have you join us on this exciting journey. Get ready to collaborate, innovate, and make a real impact.

Source: Quobly's careers page via Html. Read by TQI on 1 Nov 2026.