Jobs in Oxford

Physicist, System Operations - Oxford

This role involves the day-to-day operation, monitoring, and maintenance of trapped-ion quantum computers. You will work on improving system uptime, building observability and automation, and collaborating with teams across time zones to ensure reliable performance of IonQ's quantum systems.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Senior Staff Analogue Designer

This role involves leading the development of key analogue electronics for Quantum Processor Units (QPUs) in a cutting-edge quantum computing environment. You will design, validate, and implement high-performance analogue circuits, collaborate with multi-disciplinary teams, and mentor junior engineers.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent Flexible

Photonics Technical Lead

The Photonics Technical Lead (PTL) is responsible for advancing Infleqtion's integrated photonics capabilities, leading the development and execution of photonics projects, and collaborating with multidisciplinary teams across the company's global operations. Key responsibilities include overseeing technical project execution, leading photonics R&D, managing technical personnel, and developing external partnerships to transition photonics technologies into commercial products.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Frequency Comb Photonics Engineer

This role involves hands-on development, characterisation, and integration of optical frequency comb technologies for quantum systems. Responsibilities include designing, building, and testing frequency comb systems, collaborating with multidisciplinary teams, and supporting applications like precision timing and laser stabilisation.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

International Tax and Transfer Pricing Manager

This role involves leading international tax and transfer pricing strategy for a global quantum computing leader, with responsibility for transfer pricing documentation, cross-border compliance, and tax policy across non-Americas entities. The manager will support tax provision under US GAAP, engage in economic analyses, and collaborate with finance and legal teams to build scalable tax processes in a high-growth multinational environment.

Oxford Ionics Oxford, United Kingdom

Hybrid 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

Systems Operations Manager

Lead and develop a local technical operations team in Daejeon, ensuring high availability and performance of commercial quantum systems. Drive incident response, operational improvements, and cross-functional coordination to support reliable fleet operations. Build scalable processes and team capabilities within a global quantum computing organization.

Oxford Ionics Daejeon, Korea (Republic of)

Hybrid Permanent

System Integration Senior Manager - UK-079

The Senior Manager, System Integration will lead the design and integration of complex hardware systems for quantum computers, working closely with cross-disciplinary teams to ensure reliable and efficient operation. Responsibilities include overseeing subsystem layout, wiring, thermal management, and EMI design, as well as building and maintaining test infrastructure for integration and validation.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Senior QPU Evaluation Scientist - UK-007

Quantum is now, and it's built here.Oxford Ionics, now part of IonQ, is pioneering the next generation of quantum computing. Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s...

Oxford Ionics Oxford, United Kingdom

Optics Technician

As a Senior Optics Technician, you will work with the Quantum Infrastructure team to build and maintain cutting-edge quantum computing systems. Your responsibilities will include handling lasers and optics, assembling high-precision parts, and supporting research projects. This role offers the opportunity to contribute to groundbreaking technology and collaborate with a world-class team.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Technical Programme Manager - UK-002

Oxford Ionics, now part of IonQ, is pioneering the next generation of quantum computing. Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s supercomputers cannot solve.Joining Oxford Ionics means...

Oxford Ionics Oxford, United Kingdom

Senior Quantum Systems Architect - UK-064

Quantum is now, and it's built here.Oxford Ionics, now part of IonQ, is pioneering the next generation of quantum computing. Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s...

Oxford Ionics Oxford, United Kingdom

Software Engineering Runtime Manager - UK-031

This role involves leading and managing a team of software engineers responsible for developing the runtime software that powers Oxford Ionics' quantum computers. You will work closely with quantum scientists and engineers to ensure the team delivers high-quality software solutions on time, while maintaining a balance between speed and quality.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Systems Operations Manager - IONQ-1016

Quantum is now, and it's built here.Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s supercomputers cannot solve. Joining Oxford Ionics means becoming part of a global IonQ team...

Oxford Ionics Daejeon

Senior Optical Engineer

Infleqtion 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 everywhere” through...

Infleqtion Kidlington, United Kingdom

Hybrid Permanent