> Markdown version of [/jobs/ext/150855-senior-software-engineer](https://www.wearedevelopers.com/jobs/ext/150855-senior-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - **Company:** COLDQUANTA, INC. DBA Infleqtion - **Location:** Louisville, CO, United States - **Experience:** Expert - **Salary:** $106,000.0 - $145,000.0 - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), JIRA, Automation of Tests, Code Review, Communications Protocols, Continuous Integration, Corona (Software Development Kit), Software Design Documents, Desktop Computing, Device Drivers, Middleware, Embedded Software, Python (Programming Language), Next.js, Software Engineering, Software Systems, TypeScript, Web Application Frameworks, ReactJS, Backend, Git, Fastapi, Kubernetes, Information Technology, Laptops, Front End Software Development, Hardware Infrastructure, Restful APIs, Docker - **Published:** May 16, 2026 - **Apply:** https://www.juju.com/job/00000000g06wf8 ## About the Role + 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, hardware communication protocols). + Demonstrated experience leading software development teams or acting as a technical lead. + Deep understanding of modern development workflows (Git, Jira, CI/CD pipelines, automated testing). Desired Qualifications + Experience with Rust (especially in middleware or systems contexts). + Exposure to or interest in scientific instrumentation, hardware control, or physics-related systems. + Familiarity with Docker, Kubernetes, or other containerized deployment systems. + Experience in startups or R&D-focused environments. Note This position may require access to information protected under U.S. export control laws and regulations for quantum sensing technology. Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license. Working Conditions and Physical Requirements Work will normally be performed in an office and laboratory environment and around technical equipment including computers and lasers. We ask that candidates be able to efficiently use automated office equipment such as laptops, copiers, and printers; able to effectively engage in communications (via phone, computer, or in-person). Any required Personal Protective Equipment will be provided and must be properly used in accordance with company requirements. ## Description Infleqtion is on a mission to commercialize atom-based quantum technologies that deliver orders-of-magnitude improvements in sensing and computing applications. As a deep-tech startup, we embrace a results-driven, fast-paced, and customer-focused approach to innovation., We are seeking a Senior Software Engineer to lead the development and productization of our software systems that interface with cutting-edge quantum and embedded hardware. This role focuses on full-stack software engineering, team leadership, and the establishment of strong software engineering practices. While a physics background is not required, familiarity with physical systems or scientific instrumentation will be helpful. The ideal candidate is a software engineer first, with strong embedded systems awareness and proven leadership in modern software development environments. Role and responsibilities + Leadership & Coordination of global software development efforts for quantum sensing products + Serve as technical lead for the software engineering team, guiding day-to-day operations and development priorities. + Collaborate with project managers and technical leads to plan and execute development milestones. + Lead daily stand-up meetings, manage the Jira board, and ensure timely completion of sprint goals. + Oversee and enforce software engineering best practices, including code reviews, testing standards, documentation, and CI/CD processes. + Act as the liaison between the software engineering team and the broader multidisciplinary project team. + Software Development + Lead development of the frontend application built with React/Next.js, ensuring high performance, maintainability, and scalability. + Own the backend REST API written in Python (FastAPI), ensuring robust integration with hardware control and middleware layers. + Contribute to integration with Rust-based middleware and/or driver software used for device control. + Collaborate with embedded systems engineers to ensure seamless interaction between software and hardware components. + Participate in architecture discussions and contribute to technical design documentation. + Support the transition of projects from prototype to production-ready systems. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Quantum DevOps - Quantum Application Development](https://www.wearedevelopers.com/videos/1441-quantum-devops-quantum-application-development) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Quantum DevOps - Enabling Industrial Engineering](https://www.wearedevelopers.com/videos/100282-quantum-devops-enabling-industrial-engineering) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)