Infleqtion

Infleqtion

Visit websiteLinkedIn201-500 employees

Infleqtion builds neutral-atom quantum systems for computing, networking, and precision sensing, along with the Superstaq software platform. It sells quantum computers, optical clocks, RF receivers, and inertial sensors to government and commercial customers in sectors such as defense, space, energy, and telecommunications. Founded in 2007 and headquartered in Louisville, Colorado, Infleqtion is publicly listed on the NYSE (ticker: INFQ) and operates across the U.S., Europe, and Asia.

Open Positions at Infleqtion

13 open positions

Kidlington, United KingdomSenior

Infleqtion is hiring a Quantum Software Engineer specializing in quantum error correction to develop fault-tolerant architectures, decoders, and protocols for scalable quantum computing. The role bridges quantum information theory, numerical simulation, and experimental implementation, with a primary focus on neutral atom platforms.

3 days ago
Kidlington, United KingdomMid Level

Infleqtion is seeking a Quantum Software Engineer to develop and optimize quantum algorithms and applications for next-generation quantum computers. The role combines quantum computing research with production software engineering on the Superstaq cloud platform.

11 days ago
Kidlington, United KingdomMid Level

Infleqtion is seeking an Embedded DevOps Engineer to build and maintain deployment, testing, release, and infrastructure processes for integrated software, firmware, FPGA gateware, and quantum laboratory systems. The hybrid role combines embedded systems automation with Linux administration, hardware-in-the-loop testing, infrastructure management, and lab reliability.

AnsibleBashDockerGitGrafanaLinux+3 more
19 days ago
Chicago, IL, USA +2 moreSenior
$160k - $185k/yr

Senior Software Engineer building production software that controls and calibrates neutral-atom quantum computers. This highly hands-on role spans backend services, embedded control systems, scientific data pipelines, and real-time image analysis in close collaboration with physicists and hardware engineers.

2 months ago
Louisville, CO, USASenior
$160k - $185k/yr

Lead the development and productization of full-stack software systems interfacing with quantum and embedded hardware. This senior technical leadership role spans React/Next.js frontend development, Python backend ownership, team coordination, and prototype-to-production delivery.

DockerFastAPIGitJavaScriptKubernetesNext.js+4 more
2 months ago
Chicago, IL, USAMid Level
$135k - $175k/yr

Build modular scientific software platforms that connect models, data, simulations, and engineering workflows for advanced quantum systems. The role spans digital twins, design automation, HPC/GPU-enabled computation, and interdisciplinary collaboration with scientists and engineers.

MATLABPython
2 months ago
Chicago, IL, USAEntry Level / Senior
$145k - $170k/yr

Build and advance quantum compilation software for Superstaq while collaborating across quantum applications, algorithms, hardware, and control. This hybrid role combines hands-on software engineering, quantum-computing R&D, customer interaction, and scientific communication.

AWSCC++CSSFastAPIGoogle Cloud Platform+5 more
2 months ago
Chicago, IL, USA or Louisville, CO, USAMid Level
$145k - $170k/yr

Build the integrations that connect Infleqtion’s quantum computing capabilities with cloud, HPC, scientific, AI, and enterprise software ecosystems. You’ll develop APIs, SDK integrations, plugins, workflow connectors, and partner-facing solutions while collaborating with external engineering teams.

AWSAzureC++CSSDjangoDocker+14 more
2 months ago
Chicago, IL, USAEntry Level / Senior
$145k - $170k/yr

Build quantum compilation software that connects quantum circuits, error-correction systems, and hardware control systems. This hybrid role combines hands-on engineering, quantum-computing R&D, and collaboration with physicists and control engineers.

AWSC++CSSFastAPIGoogle Cloud PlatformHTML+4 more
2 months ago
Kidlington, United KingdomSenior

Develop embedded Linux software, firmware, and board-support packages for FPGA-based systems supporting quantum RF sensors and deployable sensing products. The role spans FPGA SoC integration, hardware bring-up, automated testing, and deployment in a multidisciplinary laboratory environment.

CC++GitgRPCLinuxPython+1 more
2 months ago

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