Latest Quantum Hardware Engineer Jobs

Principal HPC Quantum Integration Investigator

Principal HPC Quantum Integration InvestigatorBoston, MA, US | Full-time | Permanent | HybridSalary: $180,000 to $245,000 DOEThe salary range for this role is broad, as we are able to consider varying levels of experience. Any offer made will carefully take...

Riverlane Boston, United Kingdom

Field Engineer: Cryogenics and RF Hardware

This role involves hands-on operations and maintenance of advanced RF and cryogenic systems at a customer facility in Bangalore. You will work closely with physicists, engineers, and technicians to ensure reliable system performance, troubleshoot complex issues, and support the deployment of next-generation quantum processors.

Rigetti India

On-site Permanent

Quantum / Senior Quantum Community Engineer

This role involves promoting and supporting the use of Deltakit, Riverlane’s open-source software toolkit for quantum error correction. You will run workshops, give talks, support users, build relationships within the quantum community, and provide feedback to the product and engineering teams to improve Deltakit.

Riverlane Cambridge, United Kingdom £65,000 – £90,000 pa

Hybrid Permanent

Microwave and Cryogenics Engineer

This role involves hands-on testing, validation, and maintenance of advanced RF and cryogenic systems. You will work closely with interdisciplinary teams to support the development and operation of next-generation quantum processors, including troubleshooting complex systems and contributing to best practices.

Rigetti United States US$115,000 – US$140,000 pa

On-site Permanent

Senior Quantum Sales Director

This role involves identifying, developing, and closing strategic opportunities for IonQ's quantum computing solutions across various sectors including enterprise, government, defence, and research. The Senior Quantum Sales Director will build relationships with senior leaders, lead complex sales cycles, and position IonQ as a critical partner in next-generation computing.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Senior Quantum Sales Director, South Korea

The Senior Quantum Sales Director will lead strategic sales growth in South Korea, developing high-value commercial and government opportunities. Responsibilities include building executive relationships, progressing complex sales opportunities, and aligning customer needs with IonQ’s quantum computing platform.

Oxford Ionics Daejeon, Korea (Republic of)

On-site Permanent

General Interest in working for Quantinuum - London-Cambridge-Oxford

This role involves contributing to the development of quantum computing technologies, including quantum hardware and software, quantum chemistry, AI, machine learning, encryption, and more. You will work with a team of leading scientists and engineers to drive breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI.

Quantinuum United Kingdom

On-site Permanent

Sr. AMO Physicist

This role involves advancing neutral-atom quantum computing systems through experimental design, calibration, and testing of quantum processing units (QPUs). The physicist will diagnose noise and decoherence issues, analyze data to drive improvements, and collaborate with cross-functional teams. Work takes place at Quera’s UK site within a research-intensive, innovation-driven environment.

Quera Computing Vale Of White Horse, United Kingdom

On-site Permanent

Chief Architect for Developer Tools - 802

As the Chief Architect for Developer Tools, you will lead the technical direction for Quantinuum’s quantum software tools, working closely with hardware teams to ensure the software stack is scalable and optimized. You will mentor senior engineers, set coding standards, and drive the technical roadmap to deliver robust, production-ready systems.

Quantinuum Cambridge, United Kingdom

On-site Permanent

Mechanical Engineer-Hardware Integration and Reliability

This role involves designing, prototyping, and integrating mechanical systems for quantum computers, with a focus on precision, thermal management, and safety. The engineer will work hands-on in the lab, coordinate with local suppliers, and collaborate with international teams.

Quera Computing United Kingdom

Hybrid Permanent

Mechanical Engineer

The role involves supporting the development of novel quantum networking hardware, including the manufacture, inspection, and testing of prototypes, design of precision components, and integration of optical devices. You will work closely with multidisciplinary teams to create efficient and scalable quantum systems, focusing on precision engineering and user-friendly designs.

Nu Quantum Cambridge, United Kingdom

On-site Permanent

Mechanical Design Engineer – Photonic Hardware

This role involves the mechanical and thermal design, prototyping, and validation of high-specification photonic hardware for quantum computing. The engineer will work closely with photonics, systems, and architecture teams to develop robust, testable, and manufacturable hardware for controlled environments, focusing on precision assemblies, thermal management, and environmental control.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

On-site Permanent

FPGA Design Engineer

This role involves designing and verifying RTL and embedded code for Xilinx FPGAs and SoCs used in real-time control systems for quantum networking. The engineer will work hands-on with multidisciplinary teams to develop and debug hardware subsystems, contribute to next-generation platforms using White Rabbit technology, and support automation of toolchains and CI/CD pipelines. The position is central to deploying scalable quantum infrastructure.

Nu Quantum Cambridge, United Kingdom

On-site Permanent

Systems Engineer

The Systems Engineer will lead the transformation of hardware prototypes into manufacturable and scalable quantum products. Key responsibilities include system-level design, requirements capture, documentation, modelling, simulation, and coordinating integration and validation processes. You will work closely with a multidisciplinary team of physicists, hardware and software engineers, and product teams to ensure seamless integration and lifecycle performance.

ColdQuanta Oxford, United Kingdom

Hybrid Permanent

Quantum Software Engineer - QEC

ABOUT THE COMPANYInfleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum...

Infleqtion Kidlington, United Kingdom

Hybrid Permanent