About IonQ:IonQ, Inc. [NYSE: IONQ] is a pioneering leader in the quantum computing sector, dedicated to delivering innovative solutions that address the world's most complex challenges. Our latest quantum computer generations, IonQ Tempo and IonQ Forte Enterprise, are at the forefront of technology, enabling clients and partners like Amazon Web Services, AstraZeneca, and NVIDIA to achieve remarkable performance enhancements of up to 20 times. In 2025, we set a new world record with an impressive 99.99% fidelity in two-qubit gates, demonstrating our commitment to excellence in quantum computing.As we advance our technology roadmap, our goal is to develop the most powerful quantum computers with 2 million qubits by 2030, pushing the boundaries of innovation across various sectors including drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. Our breakthroughs in quantum networking position IonQ as a frontrunner in the development of the quantum internet.Location: This position is based at our headquarters in College Park, MD.Travel: 10% domestic and internationalJob ID: 1490The Role:We are seeking a Staff Scientist for Quantum Applications to spearhead the technical development of innovative quantum solutions utilizing IonQ’s advanced quantum computers. As part of the Quantum Applications team based in College Park, Maryland, you will collaborate closely with the University of Maryland ecosystem, fostering partnerships with esteemed faculty and researchers both at UMD and globally.This role is at the intersection of cutting-edge academic research and practical application, where you will help develop next-generation quantum algorithms designed to outperform traditional classical methods in solving real-world problems. You will be instrumental in creating core intellectual property, computational resource models, long-term strategic roadmaps, and comprehensive workflows that could revolutionize the computing landscape. Collaborating with product, engineering, marketing, sales, operations, and external partners, you will brainstorm innovative ideas, propose complex, multi-year initiatives, and represent IonQ at high-profile technical conferences.

IonQ is pioneering the development of the world’s most advanced full-stack quantum computer utilizing trapped-ion technology. We are breaking through the boundaries of classical physics and current supercomputing capabilities to usher in a transformative age of computing. Quantum computing holds the promise to positively influence every facet of human society. IonQ’s systems are set to revolutionize industries such as medicine, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. Join us at the forefront of this technological revolution.We are seeking a Staff Scientist in Quantum Applications to lead technical initiatives and execute complex quantum application projects. This role involves developing next-generation quantum algorithms and applications on IonQ's trapped-ion quantum computers, playing a pivotal role in our mission to convert quantum computing innovations into tangible scientific and commercial outcomes. You will become a subject matter expert in quantum algorithms, collaborating with internal teams, customers, and partners to drive impactful applications, while also supporting a groundbreaking initiative with the University of Chicago.

Role Overview Vector Atomic is seeking a Senior Staff Scientist with expertise in Quantum technologies for its Pleasanton, California location. This position focuses on advancing research and development in quantum science. The scientist will work closely with a skilled team, applying advanced resources to address complex problems in the field. What You Will Do Lead research and development projects in quantum technologies Collaborate with other scientists and technical staff on challenging quantum science initiatives Contribute to projects that aim to solve significant technical challenges in the quantum domain

Quantum Circuits Inc. is at the forefront of quantum computing innovation, striving to develop the world's first genuinely algorithmic quantum computers that promise transformative computing capabilities. Our comprehensive quantum computing platform combines superconducting devices with a modular, robust, and scalable architecture, built on over a decade of pioneering research from Yale University's esteemed quantum labs.We are currently in search of a highly skilled Senior Quantum Applications Engineer specializing in Quantum Error Correction (QEC) to join our dynamic team. This role involves advancing our QEC stack, which includes both software development and simulation. The successful candidate will be instrumental in refining our stack and assessing use cases for partially error-corrected and early fault-tolerant systems.

IonQ is pioneering the development of cutting-edge full-stack quantum computers utilizing trapped-ion technology. We are breaking through the constraints of classical physics and existing supercomputing capabilities to usher in a revolutionary era of computing. Quantum computing holds immense potential to positively transform every facet of human society. Our systems are set to revolutionize industries such as healthcare, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. IonQ is at the forefront of this groundbreaking technological transformation. We invite you to join us as a Senior Scientist in Quantum Applications, where you will collaborate with a dynamic, cross-functional team at IonQ. Your mission will be to deliver the world’s most advanced quantum solutions using our powerful trapped-ion quantum computers to tackle some of the most intricate and impactful challenges. This role is pivotal in our commitment to translating quantum advancements into tangible scientific and commercial outcomes. You will be responsible for creating comprehensive quantum applications that drive scientific progress, engage with customers and community partners, and support a significant new initiative with the University of Chicago.

Quantum Error Correction Applications ScientistBoston, MA, US | Full-time | Permanent | HybridAt Riverlane, we are dedicated to advancing quantum error correction (QEC) technology to spearhead unprecedented innovations in various fields, from materials science to drug design. As the global leader in QEC solutions, we believe that overcoming the technical challenges of quantum computing is essential for humanity's progress.We have successfully raised over $125 million to enhance our research and development in QEC, collaborating with top quantum hardware providers and government agencies to make fault-tolerant quantum computing a reality. Our commitment to innovation and excellence drives our rapid growth and groundbreaking achievements.Join us as we embark on the 'QEC era' and help us realize the transformative potential of quantum computing.

Role Overview Vector Atomic seeks a Staff Scientist focused on Quantum Research at its Pleasanton, California office. This position centers on advancing quantum technology through hands-on research and close collaboration with a multidisciplinary team of scientists and engineers. The work aims to expand the practical limits of quantum science and its applications.

IonQ is at the forefront of quantum computing, developing the world's most powerful full-stack quantum computer utilizing trapped-ion technology. We are transcending the confines of classical physics and current supercomputing capabilities to usher in a revolutionary era of computing. The potential of quantum computing is immense, with applications that could positively transform every sector of society. IonQ is set to redefine industries such as healthcare, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond.We are seeking an experienced Senior Staff Scientist – Fault-Tolerant Quantum Algorithms to spearhead the technical development of groundbreaking quantum solutions that will deliver significant societal value. In this pivotal role, you will lead a cross-functional team dedicated to IonQ's mission of addressing the world’s most intricate challenges using our state-of-the-art quantum computers.As a technical expert in fault-tolerant algorithms, you will drive the discovery of next-generation quantum applications that surpass the capabilities of conventional methods. You will be a vital contributor to our technical leadership in quantum algorithms, influencing research on innovative quantum algorithms, developing intellectual property, computational resource models, strategic roadmaps, and comprehensive workflows that could disrupt the computing landscape. Additionally, you will collaborate closely with product, engineering, marketing, sales, operations, and external partners to brainstorm novel concepts, propose complex multi-year projects, and represent IonQ at prestigious technical conferences—all in a day’s work!

Role Overview vectoratomic is seeking a Senior Quantum Scientist in Pleasanton, California. This role focuses on research and development in quantum technologies. The position involves working closely with a skilled team to explore and advance new quantum applications. What You Will Do Lead and contribute to quantum science research projects Collaborate with colleagues to develop and test quantum technology concepts Help drive innovation in quantum applications

Join IonQ, pioneers in quantum computing, as we develop the world's most advanced full-stack quantum computer utilizing trapped-ion technology. Our aim is to transcend the boundaries of classical physics and current supercomputing capabilities, ushering in a transformative era of computing that can positively influence every aspect of society. IonQ’s innovations are set to revolutionize sectors including medicine, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. We are leading this technological evolution.We seek a Staff Scientist – Fault-Tolerant Quantum Algorithms to spearhead the technical advancements in harnessing IonQ’s quantum computers for developing unique quantum solutions that deliver significant societal benefits. In this pivotal role, you will be an integral part of a dynamic, cross-functional team dedicated to tackling the world’s most complex challenges with the industry’s leading quantum computers.As a hands-on expert in fault-tolerant algorithms, you will explore the next generation of quantum applications expected to outperform traditional classical methods. Your contributions will include the development of quantum algorithms, foundational intellectual property, computational resource models, strategic roadmaps, and comprehensive workflows capable of disrupting the computing landscape. You will collaborate closely with product, engineering, marketing, sales, operations, and external stakeholders to generate innovative ideas, propose ambitious multi-year projects, and represent IonQ at prominent technical conferences.

Join Oxford Ionics as a Quantum Scientist and contribute to groundbreaking innovations in quantum computing technologies. We are seeking a highly motivated individual with a strong background in quantum mechanics, computational physics, or related fields. In this role, you will work collaboratively with our team to develop and optimize quantum algorithms, conduct simulations, and drive research initiatives that push the boundaries of technology.

At PsiQuantum, we are on a mission to revolutionize the future by developing the first practical quantum computers—machines that will achieve the long-anticipated breakthroughs in quantum technology. Since our inception in 2016, our unwavering focus has been on creating and deploying million-qubit, fault-tolerant quantum systems. Quantum computers utilize the principles of quantum mechanics to tackle complex problems that surpass the capabilities of even the most advanced supercomputers and AI systems. The ramifications of quantum computing extend across various critical industries, including energy, pharmaceuticals, finance, agriculture, transportation, and materials science. Our architectural design is grounded in silicon photonics. By capitalizing on the advanced semiconductor manufacturing industry, including partnerships with GlobalFoundries, we employ high-volume processes that reliably produce billions of chips for telecommunications and consumer electronics. Photonics provides inherent advantages for scalability: photons remain unaffected by heat, resist electromagnetic interference, and seamlessly integrate with existing cryogenic cooling and standard fiber-optic infrastructure. In 2024, PsiQuantum made headlines by announcing government-funded projects aimed at constructing our first utility-scale quantum computers in Brisbane, Australia, and Chicago, Illinois. These initiatives signify a growing acknowledgment that quantum computing will be a pivotal force in shaping our economy and strategic landscape, emphasizing the urgent need for scaling. Additionally, PsiQuantum is dedicated to developing the algorithms and software necessary to ensure these systems generate commercial value. Our applications, software, and industry teams collaborate closely with prestigious Fortune 500 companies, including Lockheed Martin, Mercedes-Benz, Boehringer Ingelheim, and Mitsubishi Chemical, to tailor quantum solutions for real-world applications. Quantum computing signifies more than just an extension of classical computing; it embodies a fundamental paradigm shift, paving the way to address challenges that cannot be resolved through any other means. The potential is vast, and we possess a clear roadmap to actualize it. Join us on this groundbreaking journey!

At Phasecraft, we are pioneering the field of quantum algorithms, laying the groundwork for transformative quantum computing applications that address real-world challenges. Founded in 2019 by Toby Cubitt, Ashley Montanaro, and John Morton, our headquarters are in London and Bristol, UK, and we proudly expanded to Washington, DC in 2024, under the leadership of Steve Flammia. With a successful £13m Series A funding round concluded in 2023, led by prominent Silicon Valley deep tech venture capital firm Playground Global, we are poised for significant growth.Our unique partnerships with industry leaders like Google, IBM, Quantinuum, and QuEra grant us unprecedented access to cutting-edge quantum computers, allowing us to create foundational intellectual property, guide the development of next-generation quantum hardware, and expedite the commercialization of high-value breakthroughs.We are actively seeking a Quantum Algorithms Scientist to join our innovative team. This role emphasizes the implementation and execution of experiments on advanced quantum computing hardware. The ideal candidate will possess hands-on experience with quantum algorithms on actual quantum hardware, along with a robust theoretical background in quantum algorithms for gate-model quantum computers or adjacent fields such as quantum information theory. This position will involve exploring topics such as algorithm optimization and design, quantum error correction, resource analysis, error mitigation, and hardware benchmarking, contributing to Phasecraft’s mission of developing quantum algorithms for near-term quantum computers. The role encompasses both theoretical research and practical application, leveraging our access to quantum hardware platforms.This is an exceptional opportunity to engage in groundbreaking quantum research while applying algorithms on real devices, pushing the limits of near-term quantum computing capabilities.

Atom Computing builds quantum computers using optically trapped neutral atoms. The team includes scientists, engineers, and business professionals working together to advance quantum computing technology. The company’s mission is to help clients reach new levels of computational capability. Role overview The Quantum Applications Engineer will work with partners and customers to design and develop quantum algorithms and applications for Atom Computing’s hardware. This position plays a key role in translating theoretical quantum concepts into practical solutions that run on Atom Computing systems.

Join Phasecraft, a pioneering quantum algorithms company dedicated to establishing the mathematical foundations for quantum computing solutions that tackle real-world challenges. Since our inception in 2019 by visionaries Toby Cubitt, Ashley Montanaro, and John Morton, we have expanded our footprint from London and Bristol to a thriving office in Washington DC in 2024, led by the talented Steve Flammia. Our successful $17 million Series A funding round in 2023, spearheaded by Playground Global, a leader in Silicon Valley deep tech venture capital, underscores our commitment to innovation.Phasecraft enjoys unparalleled access to cutting-edge quantum computers through strategic partnerships with industry giants like Google, IBM, Quantinuum, and QuEra. This unique position empowers us to develop foundational intellectual property, guide the evolution of next-generation quantum hardware, and expedite the commercialization of transformative breakthroughs.We are actively seeking a Quantum Algorithms Scientist to enhance our team. The ideal candidate will possess experience in the theory and/or practical application of optimization algorithms for gate-model quantum computers, classical optimization, or constraint satisfaction algorithms, or exhibit strong potential in these domains. Initially, the role will focus on these areas, with opportunities to diversify your research portfolio across the various interests of Phasecraft. While a background in quantum computing is advantageous, it is not mandatory; however, candidates must demonstrate their ability to design and implement advanced algorithms in optimization and/or constraint satisfaction.Core Responsibilities:Conduct theoretical and/or applied research and software development tailored for near-term quantum computing applications, concentrating on quantum algorithms and software for combinatorial optimization and constraint satisfaction problems.Contribute to the authorship of publications, presentations, patent applications, and other outputs stemming from research endeavors.Collaborate effectively within a small, dynamic team comprising full-time staff and affiliated PhD students.Engage with stakeholders in collaborative efforts to apply quantum computing to optimization challenges.Participate in additional activities that support the growth and success of Phasecraft.

Join Phasecraft, a pioneering company in quantum algorithms, as we lay the mathematical groundwork for revolutionary quantum computing applications aimed at addressing real-world challenges. Established in 2019 by experts Toby Cubitt, Ashley Montanaro, and John Morton, our headquarters are located in London and Bristol, UK, with a new office in Washington DC, led by Steve Flammia.Having successfully completed a $17 million Series A funding round in 2023, spearheaded by the esteemed Silicon Valley venture capital firm Playground Global, we are uniquely positioned to leverage our partnerships with industry leaders like Google, IBM, Quantinuum, and QuEra. This access enables us to create foundational intellectual property, guide the evolution of next-gen quantum hardware, and expedite the commercialization of transformative breakthroughs.We are on the lookout for an accomplished Lead Quantum Algorithms Scientist to spearhead our research initiatives in Washington DC. In this pivotal role, you will work closely with the Head of our US office and the senior science team, directing and coordinating research efforts. The ideal candidate will possess significant experience in guiding research in algorithm theory for gate-model quantum computers or closely related fields, contributing to our mission of developing quantum algorithms for near-term quantum systems. Your work may involve aspects such as algorithm design, optimization, quantum error correction, resource analysis, error mitigation, and hardware benchmarking, as you manage and expand a diverse portfolio of research activities.Key Responsibilities:Lead and mentor a talented team of scientists engaged in theoretical and applied research on near-term quantum computing algorithms and enabling technologies.Guide the team in producing publications, presentations, patent applications, and other research outputs.Support and mentor team members in their scientific and career development.Identify and pursue new research directions in alignment with the company’s overarching scientific strategy.Foster a collaborative environment within a small international team comprising full-time staff and affiliated PhD students.Engage in additional activities to promote Phasecraft's growth and success.

Phasecraft stands at the forefront of quantum algorithms, innovating the mathematical foundations that empower quantum computing applications to tackle real-world challenges. Established in 2019 by visionaries Toby Cubitt, Ashley Montanaro, and John Morton, our headquarters are in London and Bristol, UK, with a newly opened office in Washington DC in 2024 under the expert leadership of Steve Flammia. In 2025, we successfully secured $34 million in our Series B funding round, co-led by Plural, Playground Global, and Novo Holdings’ Quantum Fund, marking their inaugural direct investment into quantum software.Our unparalleled access to cutting-edge quantum computers via partnerships with industry leaders such as Google, IBM, Quantinuum, and QuEra positions us uniquely to develop foundational intellectual property, guide the evolution of next-generation quantum hardware, and expedite the commercialization of high-value breakthroughs.A pivotal application of our quantum algorithms lies in material and molecular systems modeling, where we have achieved remarkable cost reductions compared to current benchmarks.In light of these advancements, we are excited to invite applications for the role of Senior Quantum Computational Materials Scientist in our Washington DC office. This newly established position will be instrumental in steering and coordinating US-based research efforts within our materials team, collaborating closely with the Head of the US office and the materials team lead at Phasecraft.The ideal candidate will boast extensive experience in the theoretical and practical aspects of computational techniques applied to materials or chemistry simulations, coupled with a passion for harnessing quantum computing algorithms for computational materials science. Your contributions will be vital to our mission of developing quantum algorithms designed for near-term quantum computers, potentially exploring areas such as algorithm design, optimization, implementation, resource analysis, and benchmarking of classical and quantum simulations. You will also have the exciting opportunity to guide and expand a diverse portfolio of research activities aligned with Phasecraft’s strategic interests.

IonQ is pioneering the development of the world's most advanced full-stack quantum computer using trapped-ion technology. We are transcending the boundaries of classical physics and current supercomputing capabilities to usher in a new age of computing. The implications of quantum computing extend across all sectors of human endeavor, promising significant advancements in medicine, materials science, finance, artificial intelligence, machine learning, cryptography, and beyond. IonQ stands at the vanguard of this technological transformation. We are in search of a Staff Researcher specializing in Quantum Computing for Financial Applications and Algorithms. This senior technical leadership position will be essential in shaping the future of quantum finance and security architectures, utilizing IonQ's profound expertise in hardware and algorithmic advancement. The primary emphasis is on integrating quantum theory, artificial intelligence/machine learning, and quantitative finance at scale.As the ideal candidate, you will spearhead critical research initiatives, mentor junior researchers, and engage with global financial institutions. A vital aspect of this role is to convert intricate domain challenges into actionable quantum-enabled solutions. You will collaborate closely with IonQ’s hardware, software, and research teams to expedite the achievement of quantum advantages in areas such as financial modeling, optimization, and cryptography.

At IonQ, we are pioneering the development of the world's most advanced full-stack quantum computers utilizing trapped-ion technology. Our mission is to transcend the boundaries of classical computing and unlock a new era of quantum-powered solutions that can revolutionize industries such as healthcare, materials science, finance, artificial intelligence, machine learning, and cryptography. Join us as we lead the charge in this groundbreaking technological revolution.We are on the lookout for a dynamic and self-driven Product Manager to shape the future of quantum applications across various sectors. As part of our product organization, you will collaborate with a diverse team dedicated to establishing IonQ as the leader in quantum computing solutions designed to tackle some of the world's most intricate challenges. In this role, you will identify and evaluate potential use cases for quantum computing within computational workflows, as well as engage in market sizing and customer discovery.Product Management in the realm of quantum computing offers a unique opportunity to be at the forefront of innovation, as you will be among the first individuals in history to contribute to this field. This role encompasses working with cutting-edge technologies across multiple engineering disciplines, including Machine Learning, Artificial Intelligence, and data analysis, combined with a hybrid execution model leveraging both quantum and classical computing resources. While expertise in these areas is beneficial, a genuine interest and willingness to learn are equally important.Your role will involve demonstrating intellectual curiosity, collaborating effectively with specialized experts, and applying strategic insights to ensure that we prioritize the needs of our end-users, ultimately fostering a thriving applications business. Responsibilities include conducting market analysis, estimating revenue opportunities, analyzing channels, and working directly with clients on various projects, all contributing to our overarching business strategy. This is a rare opportunity to significantly influence IonQ’s success in the marketplace and propel the quantum computing industry from vision to reality.