Posted 3 months ago
Quantum Software Developer - Compilation
@ Xanadu
Toronto, Ontario
Overview
Xanadu is hiring a Quantum Software Developer for its PennyLane Compilation team, a new full-time position. The role builds and maintains JIT and AOT hybrid compilation pipelines for PennyLane, an open-source framework for quantum machine learning, computing and chemistry. Base salary is 120,000 to 160,000 CAD plus equity and benefits.
Responsibilities:
- Develop and maintain JIT and AOT hybrid compilation pipelines for PennyLane
- Convert abstract algorithm descriptions into efficient software implementations
- Perform R&D on new hardware platforms and software tooling
- Lead software best practices, code reviews and testing
Requirements summary:
- Bachelor's degree in Physics, Computer Science, Math, Engineering or related field
- 2+ years of optimizing compiler development experience
- Strong Python and C++ knowledge
- Experience with benchmarking and performance optimization
- Preferred: MLIR/LLVM and quantum computing experience
Tools & skills
Source and dates
Source type not verified · hibob
- Employer posting date
- 2026-08-14
- First seen by our source
- 2026-10-27
- Source record updated
- 2026-10-27
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Mid level |
| Department | Software development |
| Experience | 2+ years |
| Hours per week | 40 (estimated) |
| Work setting | Office |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Languages | English |
| Education | Bachelor’s degree (required) |
| Fields of study | Physics, Computer Science, Mathematics, Engineering |
| Perks mentioned | Stock or equity |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Xanadu
Saved company profile
Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.
Full company description
Xanadu Quantum Technologies Inc. is a Canadian quantum technology company, and one of the world's leading photonic quantum hardware providers. Founded in 2016, Xanadu's mission is to build quantum computers that are useful and available to people everywhere. To achieve this mission, the company has taken a full-stack approach and builds hardware, software, and pursues state-of-the-art research with select partners. The company is also advancing the field of quantum machine learning (QML) through the development of PennyLane, an open-source project that has become a leading software library among quantum researchers and developers. Xanadu is bringing together exceptional minds from around the world to build something extraordinary. Learn more at xanadu.ai
- LinkedIn followers
- 56,801
- People associated on LinkedIn
- 342
- Reported office locations
- Toronto, Ontario M5B 2H7, CA
- Other recorded names
- Xanadu
- Specialties
- Quantum Computing
- Artificial Intelligence
- Machine Learning
- Deep Learning
- Cloud Computing
- Quantum Simulations
- and Quantum Algorithms
- Profile identifies a recruitment agency
- No
Xanadu Quantum Technologies Inc. is a Canadian quantum technology company, and one of the world's leading photonic quantum hardware providers. Founded in 2016, Xanadu's mission is to build quantum computers that are useful and available to people everywhere. To achieve this mission, the company has taken a full-stack approach and builds hardware, software, and pursues state-of-the-art research with select partners…
| Field | Value |
|---|---|
| Industry | Computer Hardware Manufacturing |
| Company size | 51-200 employees |
| Headquarters | Toronto, Ontario |
| Organization type | Privately Held |
| Year founded | 2016 |
| Specialties | Quantum ComputingArtificial IntelligenceMachine LearningDeep LearningCloud ComputingQuantum Simulationsand Quantum Algorithms |
| Open jobs on Jobsy | 76 |
| View page |
Xanadu’s mission is to build quantum computers that are useful and available to people everywhere.
At 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!
Your role and responsibilities:
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.
You will:
- Convert abstract descriptions of algorithms into efficient & understandable software implementations.
- Perform R&D to support new hardware platforms, programming paradigms, and software tooling to enable optimal performance for quantum computing workloads.
- Interpret and communicate complex concepts to the wider team.
- Participate in software system specification, design, and quality assurance (e.g., requirements gathering, defining software architecture, documentation, verification & validation, etc.).
- Provide leadership in software best practices, including continuous-integration pipelines, unit testing, documentation, and code reviews.
- Bachelor’s Degree in Physics, Computer Science, Math, Engineering, or a related field.
- 2+ years of development experience in modern optimizing compilers, for a variety of architectures.
- Strong knowledge of Python and C++.
- Experience with benchmarking and performance-oriented optimizations.
- Strong focus on testing and software quality.
- Experience developing projects using MLIR and/or LLVM.
- Understanding of advanced compiler optimization techniques.
- Familiarity and experience with automatic differentiation methods and frameworks (e.g., Autograd, Torch, TensorFlow, JAX).
- Education or training in quantum computing (such as work experience, coursework, thesis, or peer-reviewed publications).
- Experience developing toolkits, compilers, or runtime environments for heterogeneous architectures.
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 [email protected].
Please 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. If you would like more information about how your data is processed, please contact us.
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