Senior Software Engineer - Developer Tools
IonQ seeks a Senior Software Engineer to build developer tools for quantum compilers, focusing on optimization, error mitigation, and hardware-specific features. This hybrid role in Bothell, WA or Oxford, UK requires 6+ years of experience and deep Python proficiency.
Responsibilities
- Design, build, and maintain compiler toolchains, optimization tools, and circuit transformation libraries for developer-facing applications.
- Work with Compiler and Applications teams to package, test, and document new compilation features.
- Architect and implement interfaces for hardware-specific compilation features.
- Integrate automated error mitigation, quantum error correction, and other advanced compilation strategies into cloud platform and SDKs.
- Maintain comprehensive documentation, examples, and tutorials for compilation workflows.
About the role
com%2F&esheet=54451094&newsitemid=20260316477473&lan=en-US&anchor=IonQ%2C+Inc&index=7&md5=0818ffbedc6dbad8c4d1611ac94c2a0f" target="_blank">IonQ, Inc</a></u>. [NYSE: IONQ] is the world’s leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security.
com%2Fnews%2Fionq-speeds-quantum-accelerated-drug-development-application-with&esheet=54451094&newsitemid=20260316477473&lan=en-US&anchor=AstraZeneca&index=10&md5=757c1f2c2ec94cf3982700106122164f" target="_blank">AstraZeneca</a></u> achieve 20x performance results and accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense.
<br><br>Headquartered in College Park, Maryland, IonQ has operations in California, Colorado, Massachusetts, Tennessee, Washington, Italy, South Korea, Sweden, Switzerland, Canada, and the United Kingdom. Our quantum computing services are available through all major cloud providers, while we also meet the needs of networking and sensing customers across land, sea, air, and space.
IonQ is making quantum platforms more accessible and impactful than ever before. <br><strong>Travel:</strong> Twice per year<strong><br>Job ID:</strong> 1452</p> <p><strong>The Role</strong></p> <p>As a Senior Software Engineer for Developer Tools, you will be a key contributor to the software that connects quantum developers to IonQ's hardware.
You will focus on contributing to quantum compiler tools and features that our users and internal research teams depend on to run applications.
You will build tooling to give users deep insights into how their circuits are optimized and create intuitive, user-friendly interfaces for hardware-specific compiler passes, such as quantum error mitigation and quantum error correction, and ensure our tools are robust and well-documented. </p> <p>The Developer Tools team builds the critical software layer for the quantum ecosystem.
In this role, you will help shape an ecosystem of tooling that turns high-level quantum circuits into optimized instructions for our quantum computers. <br></p> <p>The compiler is where quantum algorithms meet quantum hardware. Your work sits at the heart of this critical transformation.
</p> <p>By focusing on compiler tools for applications, you empower developers to tackle real-world problems and push the boundaries of what's possible on quantum computers. You'll make advanced techniques accessible, from sophisticated error mitigation to hardware-aware compilation. </li> </ul> <p>The approximate base salary range for this position is $145,920 - $191,047 (USD).
Posted base salary figures are subject to change as new market data becomes available. Our benefits include comprehensive medical, dental, and vision plans, matching 401K, unlimited PTO and paid holidays, parental/adoption leave, legal insurance, and a home technology stipend.
</p> <p>At IonQ, we believe in fair treatment, access, opportunity, and advancement for all while striving to identify and eliminate barriers. We empower employees to thrive by fostering a culture of autonomy, productivity, and respect. <br> <br>We are committed to equity and justice.
We welcome different voices and viewpoints and do not discriminate on the basis of race, religion, ancestry, physical and/or mental disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, transgender status, age, sexual orientation, military or veteran status, or any other basis protected by law. S. S. S. S. S. S. S. S. S. S. S. S.
as a refugee or granted asylum.