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NEXTMOVEFDE careers · United States

Senior Software Engineer (Quantum Computing)

AI summary of the role

Senior Software Engineer to build backend control system software for Infleqtion's neutral atom quantum computers.

No longer in the current catalog. Last included 2026-09-09. Check the employer’s posting for availability.

What you’ll do

  • 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.
  • 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.

What you’ll bring

  • 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
  • Skilled in typical software engineering disciplines: testing, debugging, revision control, error-handling, readability, documentation, general code health, etc.

Technologies

Python · Rust · Docker · Linux · Numpy · Scipy · Pytorch · SQL · ETL · CI/CD

About Infleqtion

Builds neutral-atom quantum computers, precision sensors, clocks, RF receivers, and Superstaq software for governments, enterprises, and research institutions.

Public · 200–500 people

Source and classification

Internal deployment & tooling · Evidence for this classification:

Description Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. We are seeking self-motivated, energetic individuals with exceptional problem-solving and technical skills to help drive our Quantum Computing mission forward. At Infleqtion we embrace a startup mentality driven by results, urgency, and customer-focused innovation: We break down barriers between disciplines, stepping in wherever we can make the biggest impact. We thrive in uncertainty, embracing challenges as opportunities. We move quickly to prototype while never losing sight of the critical importance of systems engineering process and attention to detail. We take bold, calculated risks to drive progress. We are seeking a Senior Software Engineer to join the team building the control system software for
More from the job description

Description Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. We are seeking self-motivated, energetic individuals with exceptional problem-solving and technical skills to help drive our Quantum Computing mission forward. At Infleqtion we embrace a startup mentality driven by results, urgency, and customer-focused innovation: We break down barriers between disciplines, stepping in wherever we can make the biggest impact. We thrive in uncertainty, embracing challenges as opportunities. We move quickly to prototype while never losing sight of the critical importance of systems engineering process and attention to detail. We take bold, calculated risks to drive progress. We are seeking a Senior Software Engineer to join the team building the control system software for Infleqtion’s quantum computers. The ideal candidate is an experienced backend engineer with a strong background in creating robust and scalable scientific applications. You will play a crucial role in designing, building, and maintaining backend services and control systems that drive our neutral atom quantum machines. JOB RESPONSIBILITIES The duties and responsibilities outlined below include essential functions of the role. Depending on business needs, this role may perform a combination of some [... source excerpt omitted ...] time embedded kernels to distributed services. Advocate for and implement innovative software development methodologies and tools to improve team efficiency and product quality. Requirements 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 engage [... source excerpt omitted ...] s that make up who you are. Your uniqueness is valued, welcomed, and appreciated here. We are dedicated to providing a positive workplace and base all employment decisions on your qualifications, performance, merits, as well as business needs. We are proud to be an Equal Employment Opportunity Employer.

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