Q-CTRL

Senior Quantum Software Engineer – Back-end

Q-CTRL

full-time

Posted on:

Location Type: Hybrid

Location: Los Angeles • California • 🇺🇸 United States

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Salary

💰 $135,000 - $213,000 per year

Job Level

Senior

Tech Stack

PythonRust

About the role

  • Build impactful systems: Design, develop, and optimize scalable backend applications in Python that power real-world quantum technology.
  • Engineer for performance: Create high-efficiency service-to-service communication using modern protocols.
  • Bridge science and engineering: Work hand-in-hand with researchers to translate cutting-edge research code into production-ready solutions, while sharing engineering best practices.
  • Deliver end-to-end solutions: Partner with product, frontend, and infrastructure teams to ship integrated features used across Q-CTRL’s products.
  • Champion quality: Implement and enforce best practices for code quality, security, and operational excellence.
  • Solve tough problems: Troubleshoot, optimize, and enhance system performance and reliability at scale.
  • Shape reusable architectures: Develop product features that promote flexibility, reuse, and scalability across multiple business cases.
  • Contribute broadly: Take on other responsibilities aligned with your skills and experience and grow into new ones with support and training.

Requirements

  • 5+ years of backend engineering experience with Python, Rust, C++, or similar.
  • A track record of collaborating across research and engineering to solve hard technical challenges.
  • Strong problem-solving skills and a proactive, ownership-driven mindset.
  • Excellent communication and teamwork skills across agile, cross-functional groups.
  • Experience designing and implementing efficient algorithms, statistical models, or large-scale data pipelines.
Benefits
  • Flexibility: We embrace workplace flexibility so you worry more about your impact vs a rigid work schedule.
  • Attractive salary: You’ll get to have the start-up impact without the start-up wages.
  • Equity: We want people to have a sense of ownership in what they do and offer the potential for equity share and annual bonuses.
  • Cash bonus: We recognize exceptional performance and impact by offering annual discretionary cash bonuses.
  • Resources: We are well funded by the world’s best technology investors, letting us chase our ambitions with minimal constraints.
  • Parental support: We offer paid parental leave to support you and your loved ones.
  • Diversity: We’re an equal opportunity employer and actively support initiatives like the ‘Global Women in Quantum’ program to help expand the quantum workforce.
  • Unique culture: You’ll be surrounded by some of the world’s leading physicists, engineers, product, marketing and design people (to name a few!) with a strong desire to learn and transfer knowledge.
  • Meaningful values: You’ll work with an incredibly supportive team who work consistently to deliver our core values to be real, be trusted, be just and to be revered.
  • Personal development: We provide you with a personal development and wellness budget.
  • Make a dent: Last but not least you’ll have the unique opportunity to help set the direction for this revolutionary technology and truly make an impact that matters!

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
PythonRustC++backend engineeringalgorithmsstatistical modelsdata pipelinescode qualityoperational excellenceservice-to-service communication
Soft skills
problem-solvingownership-driven mindsetcommunicationteamworkcollaborationproactiveengineering best practicestroubleshootingflexibilityreuse