Senior Quantum Software Engineer

Senior Quantum Software Engineer

Products & Technology

Grenoble, France

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CDI

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Jun 29, 2026

Back 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.

Special Because You hold a PhD in Physics (Condensed Matter / AMO), Quantum Information, or a closely related field.

a strong background in (open) quantum systems, and/or semiconductor spin physics.

proven software engineering skills (Python, C++, or similar) with experience in scientific computing and numerical optimization.

experience translating theoretical methods into efficient, maintainable code.

excellent communication skills, with the ability to explain complex physical concepts to engineers and translate experimental feedback into theory refinements and code updates.

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

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!

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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

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

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