Infleqtion · 9 hours ago
Sr Software Engineer
Chicago, IL
Full-time
Hybrid
Mid, Senior Level
$106K/yr - $141K/yr
5+ years expInfleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. The Senior Software Engineer will design, build, and maintain backend services and control systems for quantum computers, collaborating with interdisciplinary teams to deliver high-quality software solutions.
ElectronicsManufacturingMechanical DesignMechanical EngineeringQuantum Computing
Responsibilities
Design, develop, and deploy reliable, maintainable, scalable, and fault-tolerant backend services and frameworks that control and calibrate our neutral atom quantum computers
Collaborate with interdisciplinary teams, including scientists, opto-mechanical engineers, and electrical engineers, to solve complex problems and deliver high-quality software solutions
Empower interdisciplinary teams to create the tools they need by teaching engineering and programming best practices
Mentor and guide junior engineers, fostering their growth and enhancing the team's technical expertise
Lead code and design reviews, upholding engineering best practices and promoting a culture of quality and collaboration
Support and debug all layers of the control stack from real-time embedded kernels to distributed services
Advocate for and implement innovative software development methodologies and tools to improve team efficiency and product quality
Qualification
Required
Bachelor's degree in Computer Science, Applied Mathematics, Physics or related field and a minimum of 5 years prior work experience
Experience with Python and at least one compiled language, with a desire to learn and work in Rust
Experience with Linux and virtualization technologies like Docker
Good verbal and written communication skills, able to effectively share information with technical and non-technical staff
Good collaboration skills, able to work in a team environment where engagement and participation are an expected part of successful job performance
Skilled in typical software engineering disciplines: testing, debugging, revision control, error-handling, readability, documentation, general code health, etc
Desire to constantly improve and learn inside and outside of expertise
Preferred
Domain-specific experience in statistics, machine learning, or AMO physics
Experience with Numpy, Scipy, and Pytorch
Experience with image analysis, emphasis on realtime object detection
Experience with databases (relational and non-relational) including but not limited to timeseries data, SQL, and ETL processes
Experience creating CI/CD pipelines, and Python package creation with C or Rust extensions
Benefits
100% company paid Employee coverage for Medical, Dental, Vision, and Short/Long Term Disability insurance programs
Employer funded Health Savings Account
Unlimited Paid Time Off
401(k) Matching Programs
Company paid Life and AD&D Insurance
Flexible Healthcare Savings Account
Paid FMLA Leave
Paid Maternity/Paternity Leave
Employer Assistance Program
Student Loan Repayment
Company
Infleqtion
Infleqtion is a quantum information company that develops software-configured and quantum-enabled products.
201-500 employees
Funding
Current Stage
Growth StageTotal Funding
$307.83MKey Investors
U.S. Department of DefenseUK Research and InnovationUS Department of Energy
2025-09-08Acquired
2025-06-02Series C· $100M
2024-12-02Grant· $11M
Leadership Team
Matthew Kinsella
Chief Executive Officer
Alok Gupta
Chief Financial Officer
Recent News
2026-01-07
Sherwood News
2026-01-07
Company data provided by crunchbase