Lead Software Engineer - Quantum Sensing & Embedded

Infleqtion; Louisville (CO); On-site; USD 160,000 - 185,000; Full time

Benefits offered by this job

Health insurance

Dental coverage

Vision coverage

HSA

Unlimited PTO

401(k)

Life insurance

AD&D

FSA

Paid parental leave

Student loan repayment

Job summary

Infleqtion is seeking a Senior Software Engineer to lead the development and productization of software interfacing with quantum hardware. You will drive full-stack development, own frontend in React/Next.js, and manage a Python (FastAPI) backend tied to hardware control.

You’ll guide software teams, enforce best practices, and collaborate across disciplines to move projects from prototype to production-ready systems.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or equivalent experience.
• 4+ years of professional software engineering experience.
• Expert-level proficiency in Python and JavaScript/TypeScript.
• Strong experience with React and Next.js frontend frameworks.
• Experience with FastAPI or similar modern Python web frameworks.
• Familiarity with embedded software concepts (device drivers, low-level APIs).
• Demonstrated experience leading software development teams or acting as a tech lead.
• Deep understanding of modern development workflows (Git, Jira, CI/CD pipelines, automated testing).

Responsibilities

• Lead and coordinate global software development efforts for quantum sensing products.
• Serve as technical lead for the software team, guiding daily operations and priorities.
• Plan and execute development milestones with PMs and technical leads.
• Lead daily stand-ups, manage the Jira board, and ensure sprint goals are met.
• Oversee software engineering best practices, including code reviews, testing, docs, CI/CD.
• Interface between software team and multidisciplinary project teams.
• Develop frontend in React/Next.js for performance, maintainability, and scale.
• Own backend REST API in Python (FastAPI) with hardware control integrations.
• Contribute to Rust middleware/driver integration for device control.
• Collaborate with embedded engineers to ensure hardware/software cohesion.
• Participate in architecture discussions and document technical designs.
• Support transition from prototype to production-ready systems.

Skills

Python

JavaScript/TypeScript

React

Next.js

FastAPI

Embedded concepts

Git

Jira

CI/CD

Testing

Leadership

Education

Bachelor's or Master’s in CS / Software Eng

Tools

Docker

Kubernetes

Git

Jira

CI/CD tooling

Job description

Infleqtion is seeking a Senior Software Engineer to lead the development and productization of software interfacing with quantum hardware. You will drive full-stack development, own frontend in React/Next.js, and manage a Python (FastAPI) backend tied to hardware control.

You’ll guide software teams, enforce best practices, and collaborate across disciplines to move projects from prototype to production-ready systems.