Software Engineer, (Compiler)

Job Description

Job Title: Senior Software Engineer, (Compiler). Location: Los Angeles, California, United States (Hybrid)

You will work closely with engineering, research, product, and infrastructure teams to deliver reliable and scalable quantum control software used across defense, research, and industrial applications.

Responsibilities:

• Design, develop, and optimize scalable backend services using Python
• Maintain and evolve the compiler stack translating OpenQASM and OpenPulse programs into low-level quantum controller instructions
• Bridge research and production engineering by converting experimental requirements into robust, production-ready software
• Validate compiler output by running experiments directly on quantum processing units;
• Engineer high-performance service-to-service communication using modern APIs and protocols
• Help define software architecture, tools, and best practices for next-generation quantum control platforms
• Perform other duties aligned with skills and experience, with reasonable training when required

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field
• 5 or more years of backend software development experience
• Strong experience developing backend systems in Python;
• Experience with quantum hardware control systems or pulse-level programming
• Familiarity with Python web frameworks such as Django, Flask, or FastAPI

Preferred:

• Knowledge of compiler theory or formal language design
• Experience accelerating Python using systems languages such as C++
• Exposure to FPGA programming, real-time systems, or low-latency computing

Benefits and Compensation:

• Base salary range of $135,000 to $210,000, depending on skills, experience, and location
• Eligibility for discretionary annual bonuses, equity, and additional compensation
• Flexible work culture focused on outcomes rather than hours;
• Competitive benefits package as outlined on the Q-CTRL careers page

Other Information:

• Q-CTRL operates globally with offices in Sydney, Los Angeles, San Francisco, Berlin, and Oxford
• The company is a leader in AI-powered quantum control software and raised $113 million in Series B funding in 2024
• Employment decisions comply with the California Fair Chance Act and Los Angeles County Fair Chance Ordinance
• Recruitment communications will only come from official @q-ctrl.com email addresses;
• Unsolicited agency submissions are not accepted
• AI tools may be used to support parts of the hiring process, but final decisions are made by humans