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Posted Apr 8, 2026

Software Developer - Quantum Architecture

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Xanadu is on a mission to build quantum computers that are useful and available to people everywhere. As a Software Developer on the Physical Architecture team, you will contribute to software projects that support cutting-edge quantum architecture research, focusing on improving code performance and usability. Responsibilities - Design, build, optimize, and maintain new features - Work closely with Physical Architecture researchers to determine upcoming needs - Refactor existing code to unlock increased performance and speed of development - Ensure high code quality by maintaining automated test coverage and extensive documentation, and participating in a dynamic code review process Skills - BSc in Computer Science, Engineering, Physics, Math, a related field, or equivalent practical experience - Proficiency in Python - Product-minded approach to software development - Self-driven to deliver high-quality solutions to stakeholders - Adaptable to rapidly evolving project needs - Effective communication and collaboration skills - A desire to learn the fundamentals of a new field in order to tailor software solutions - Working knowledge of best coding practices including unit testing, documentation, Git/GitHub, and CI/CD tools - Experience programming in lower level languages such as C/C++ or Rust - Some knowledge of quantum computing and/or quantum optics - Experience with scientific computing Python libraries such as NumPy, JAX, Numba, or Cython - Some familiarity with quantum computing libraries such as Qiskit, PennyLane, or Cirq - 1+ years of industry experience in software development Benefits - Equity - Benefits Company Overview - Xanadu provides hardware, software, applications, and simulators for quantum computing. It was founded in 2016, and is headquartered in Toronto, Ontario, CAN, with a workforce of 51-200 employees. Its website is http://www.xanadu.ai.