Quantum Software Developer


Toronto, ON, Canada

Full time

Nov 5

This job is no longer accepting applications.

Are you looking for an opportunity to contribute to the next revolution in computing technology? Do you want to take part in an exciting and rapidly growing new industry? Do you want to put your skills to use at the forefront of a cutting-edge field? 

Our software team is looking for someone like you. 

As part of the Xanadu Software Team, you will be responsible for developing and maintaining PennyLane, an open-source framework for quantum machine learning, quantum computing, and quantum chemistry. Further duties include contributing to the development of a quantum cloud platform, and building and designing software and services with PennyLane. The selected candidate must possess the ability to learn advanced scientific and technical concepts quickly and with minimal direction. Strong technical skills and a demonstrated ability to learn new concepts is important for this position. Experience in both quantum computing and software development is essential.

About Xanadu

Xanadu is a Canadian quantum technology company with the mission to build quantum computers that are useful and available to people everywhere. Founded in 2016, Xanadu has become one of the world's leading quantum hardware and software companies and is developing the world’s first photonic quantum cloud computing platform. The company also leads the development of PennyLane, an open-source software library for quantum machine learning and application development.

Required Skills and Experience:

  • To succeed in this role, you should have the following:
  • Previous experience with software best practices, including continuous-integration pipelines, unit testing, code review
  • Experience working with several programming languages (most important are Python, C/C++)
  • Ability to understand and apply complex mathematical concepts
  • Demonstrated education or training in quantum computing
  • Familiarity with additional languages (i.e., Javascript, HTML, CSS)
  • Exposure/familiarity to machine learning/deep learning
  • Software development skills, demonstrated via a public online portfolio (i.e., GitHub account, contributions to open-source projects, etc.)
  • Self-motivated with a willingness to learn
  • Comfortable working in a fast-paced environment
  • High level of professionalism

Preferred Skills and Experience:

  • Expertise in quantum computing, as demonstrated by extensive coursework, thesis, or peer-reviewed publications
  • Experience with web development (frontend or backend)
  • Experience with numerical computation and high-performance computing


  • BSc in Computer Science, Engineering, Physics, Math, or related field
  • MSc, PhD in Computer Science, Engineering, Physics, Math, or related field preferred


To build quantum computers that are useful and available to people everywhere. Learn more about our mission here


Our values are everything. They are fundamental and lay the foundation for culture at Xanadu. Learn more about our values here

At Xanadu, we are committed to building an inclusive, safe, and equitable culture and fostering an environment where our employees feel included, valued, and heard. We are committed to meeting the needs of all individuals and support a barrier-free workplace. Should you require accommodations at any point during the recruitment process please contact Human Resources at hr@xanadu.ai.

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Start building quantum applications today.