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Senior Software Engineer, Quantum Control (Boulder Opal)

Q-CTRL

$135,000 - $213,000
Oct 2, 2025
Los Angeles, CA, US
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Q-CTRL is seeking a Senior Quantum Engineer to help advance their quantum control software products by serving as a critical bridge between Research and Engineering, bringing software design and engineering expertise to quantum researchers to develop scalable solutions at the forefront of the quantum industry.

Requirements

  • Strong understanding of quantum physics and quantum computing principles.
  • Proficiency in programming languages such as Python.
  • Experience in developing frameworks or tools for quantum-related solutions, ideally, hardware calibration.
  • Experience with quantum hardware control systems.
  • Experience with Python Web Frameworks such as Django, Flask, or FastAPI.

Responsibilities

  • Work closely with quantum physicists and experimentalists, applying strong software design skills across client and back-end development to accelerate their research and free them to focus on innovation.
  • Implement product capabilities that promote architecture reuse across diverse business cases.
  • Independently troubleshoot and resolve software issues to maintain responsiveness to customer and research needs.
  • Design, develop, and optimize scalable back-end architectures realized through modular services and APIs.
  • Work with product, design, and infrastructure teams to deliver integrated, end-to-end solutions.
  • Drive improvements in code quality, security, and operational efficiency.
  • Demonstrate passion for quantum technology and innovation, with the ability to quickly pick up domain knowledge even if you don’t have a physics background.

Other

  • Advanced degree (PhD or MSc preferred) in Physics, Computer Science, Engineering, or a related field.
  • Demonstrated ability to collaborate across research and engineering teams.
  • Proven ability to mentor junior team members and accelerate their contributions.
  • Excellent collaboration and communication skills with the ability to work across cross-functional and agile teams.
  • Previous experience working in a start-up or scale-up environment.