Latest Quantum Research Scientist Jobs

Engineer, Quantum systems IT

This role involves maintaining and improving the classical IT infrastructure that supports quantum hardware development, including servers, operating systems, lab networks, and scientific device integration. The engineer will troubleshoot cross-domain issues, automate provisioning, and ensure reliable, repeatable systems in a live R&D and manufacturing environment. The position emphasizes hands-on problem-solving and collaboration with physics and engineering teams to enable cutting-edge quantum computing advancements.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Senior Software Engineer - Oxford

As a Senior Software Engineer, you will work on developing a quantum compiler, writing embedded firmware, designing high-level APIs, and advancing internal development infrastructure. You will collaborate with scientists and engineers to build and optimize quantum computing systems using Python, Rust, and custom hardware.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Finance Director

This role involves building and scaling financial operations for a high-growth quantum computing company, with responsibilities spanning financial planning, systems development, and cross-functional leadership. The Finance Director will establish FP&A frameworks, drive financial controls, and support strategic decision-making in a complex, R&D-intensive environment. They will lead a growing finance team and act as a key advisor across technical and commercial units during a critical scaling phase.

Riverlane Cambridge, United Kingdom

Hybrid Permanent

Software Engineer - Open Source

As a Software Engineer at Riverlane, you will work on Deltakit, an open-source platform for building and simulating quantum error correction (QEC) experiments. Your role involves designing and implementing robust software tools, collaborating with leading experts in QEC, and engaging with the user community to ensure the software meets their needs and is user-friendly.

Riverlane Cambridge, United Kingdom £60,000 – £70,000 pa

Hybrid 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

Senior Counsel (Commercial Contracts) / (6 months)

The Senior Counsel will manage corporate contracts and legal activities, focusing on drafting and negotiating various agreements, providing legal advice, and supporting compliance. You will work closely with the legal team and cross-functional stakeholders to ensure the company's growth and innovation are legally sound and compliant.

Quantinuum United Kingdom

Hybrid Contract

Quantum Calibration Engineer, Quantum Computing Services

This role involves developing and deploying calibration and performance characterization software for QuEra’s neutral-atom quantum computers. You will design efficient experimental routines, build data-analysis pipelines, and optimize machine performance, working closely with physicists, software engineers, and hardware specialists.

Quera Computing United Kingdom

On-site Permanent

Lead Quantum Device Theorist

As a Lead Quantum Device Theorist, you will work on advancing the performance of superconducting quantum processors by developing advanced simulation tools, modeling noise sources, and improving gate and readout performance. You will collaborate closely with experimental teams and specialists in various areas to drive innovations in scalable architectures and quantum error correction.

Rigetti United States US$195,000 – US$225,000 pa

On-site Permanent

Systems Integration Engineer (Field, Quantum Systems)

This role involves deploying and commissioning quantum computing systems at customer sites worldwide, ensuring hardware and software performance meet specifications. The engineer will lead technical bring-up, calibration, and troubleshooting of superconducting quantum processors, either focusing on cryogenic systems integration or gate-level calibration and cloud deployment. The position bridges field operations with internal R&D to improve scalability and reliability of quantum systems in production environments.

Rigetti United Kingdom

Hybrid Permanent

Quantum Computational Science Specialist

This role involves leading research in quantum computational science, developing quantum algorithms and hybrid classical-quantum workflows for fault-tolerant quantum computers. The specialist will work on advanced applications such as quantum linear equation solvers, state reconstruction, and tensor network methods, leveraging high-performance computing to simulate and validate systems prior to hardware deployment. Collaboration with academic, industrial, and government partners is central to shaping Rolls-Royce’s future engineering simulation capabilities.

Rolls Royce Derby, Derbyshire, DE1 3AE, United Kingdom

Hybrid Permanent

Senior AMO Physicist - Quantum RF

ABOUT USInfleqtion 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”...

Infleqtion Kidlington, 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

Nanofabrication Engineer

The Nanofabrication Engineer will focus on developing and testing bespoke MEMS actuators and miniaturized optical cavity modules, crucial for Nu Quantum's next-generation Qubit Photon Interface. You will work closely with a multi-disciplinary team to optimize high-precision assembly processes and coordinate with external foundries to refine the microfabrication flow.

Nu Quantum Cambridge, United Kingdom

On-site Permanent

Senior Optical Engineer

As a Senior Optical Engineer, you will collaborate with a multidisciplinary team to design, build, and test advanced optical systems for quantum sensing and computing. Your role involves leading the development of optical systems from requirements to assembly, optimizing designs, and validating components for performance and reliability.

Infleqtion Oxford, United Kingdom

Hybrid Permanent Flexible

Senior Optical Fibre Engineer

The Senior Optical Fibre Engineer will focus on developing and evaluating advanced optical fibre for high-performance optical systems. This role involves optical modelling, experimental validation, and collaboration with internal and external teams to translate performance requirements into practical technical direction for advanced fibre technologies.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

On-site Permanent