{"id":1681559,"url":"https://alion.io/job/xanadu-ai-quantum-software-developer-compilation-2","title":"Quantum Software Developer - Compilation","company":{"id":698,"name":"Xanadu AI","domain":"xanadu.ai","url":"https://alion.io/company/xanadu-ai","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"HiBob","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Toronto, Canada"],"countries":["CA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":54000,"max_usd":127000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":46},"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Machine Learning","optional":false},{"name":"PennyLane","optional":false},{"name":"Python","optional":false},{"name":"JAX","optional":true},{"name":"LLVM","optional":true},{"name":"MLIR","optional":true},{"name":"TensorFlow","optional":true},{"name":"TensorFlow C++","optional":true}],"status":"live","first_seen_at":"2026-08-14T16:57:11Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-10-06T22:52:23Z","board_verified":true,"closed_at":null,"days_open":53,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":53},"description":"About Xanadu: Xanadu’s mission is to build quantum computers that are useful and available to people everywhere.\nAt Xanadu, we are learners, innovators, researchers, collaborators and problem solvers. We are creating something that has never been built before. Few people in their life will be able to be a part of something like this, where if we are successful, the technologies we develop will solve some of the world’s most challenging problems, and literally change the world. And that is something to be excited about!\nYour role and responsibilities:\n As part of the PennyLane Compilation team, you will be responsible for developing and maintaining JIT and AOT hybrid compilation pipelines for PennyLane, an open-source software framework for quantum machine learning, quantum computing, and quantum chemistry.\nYou will:\nConvert abstract descriptions of algorithms into efficient & understandable software implementations.\nPerform R&D to support new hardware platforms, programming paradigms, and software tooling to enable optimal performance for quantum computing workloads.\nInterpret and communicate complex concepts to the wider team.\nParticipate in software system specification, design, and quality assurance (e.g., requirements gathering, defining software architecture, documentation, verification & validation, etc.).\nProvide leadership in software best practices, including continuous-integration pipelines, unit testing, documentation, and code reviews.\nBasic qualifications and experience:\nBachelor’s Degree in Physics, Computer Science, Math, Engineering, or a related field.\n2+ years of development experience in modern optimizing compilers, for a variety of architectures.\nStrong knowledge of Python and C++.\nExperience with benchmarking and performance-oriented optimizations.\nStrong focus on testing and software quality.\n Preferred qualifications and experience:\nExperience developing projects using MLIR and/or LLVM.\nUnderstanding of advanced compiler optimization techniques.\nFamiliarity and experience with automatic differentiation methods and frameworks (e.g., Autograd, Torch, TensorFlow, JAX).\nEducation or training in quantum computing (such as work experience, coursework, thesis, or peer-reviewed publications).\nExperience developing toolkits, compilers, or runtime environments for heterogeneous architectures.\nThis is for a new position. Your base salary will be determined based on your location, experience, and internal benchmarks. The base salary range is 120,000 - 160,000 CAD. You will also be eligible for equity and benefits.Our values are important. They are fundamental and lay the foundation for culture at Xanadu. Learn more about our values here.We are an equal opportunity employer and encourage candidates of all backgrounds to apply. 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 Recruiting at .\nPlease be advised that we may use artificial intelligence (AI) tools to assist in the screening and assessment of applicants for this position. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. 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