Latest Quantum Research Scientist Jobs

Quantinuum logo

Advanced R&D Scientist - Quantum Algorithms - 920

Develop novel quantum algorithms focused on computational topology and geometry, with an emphasis on extracting topological and geometric invariants from data. Implement and optimize these algorithms on Quantinuum’s quantum hardware, using error mitigation and quantum error correction techniques. Collaborate across the quantum stack and with external partners to advance real-world applications of quantum topological data analysis, while publishing results in top journals and conferences.

Quantinuum United Kingdom
Hybrid Permanent
Quantinuum logo

R&D Scientist, Quantum Algorithms

Design and implement quantum algorithms focused on solving differential equations, with opportunities to publish and collaborate across the quantum computing stack. Work on real-world applications using high-fidelity hardware and contribute to end-to-end resource estimation under realistic constraints.

Quantinuum London, United Kingdom
Hybrid Permanent

Senior Technical Program Manager (TPM)

This role involves leading the end-to-end planning and execution of complex, multidisciplinary technical programs in quantum computing, integrating hardware, cryogenics, control systems, and software. The Senior Technical Program Manager will coordinate across research and engineering teams to align milestones, manage dependencies, and ensure timely delivery of deployable quantum systems. It is a systems-focused leadership role in a fast-paced, research-driven deep-tech environment.

Rigetti United States US$160,000 – US$190,000 pa
Hybrid Permanent

Senior Software Engineer - Modern C++ & Linux

As a Senior Software Engineer, you will lead the backend development of advanced scientific instruments using Modern C++ and Linux. You'll work closely with scientists, engineers, and product managers to design, develop, and maintain the software that controls these instruments, ensuring they meet the high standards required for cutting-edge research.

KO2 Embedded Recruitment Solutions Shippon, Oxfordshire, United Kingdom £65,000 – £75,000 pa
Phasecraft logo

Quantum Algorithms Scientist - Optimization

Phasecraft is the quantum algorithms company. We are building the mathematical foundations for quantum computing applications that solve real-world problems. Founded in 2019 by Toby Cubitt, Ashley Montanaro and John Morton, we are based in London and Bristol in the...

Phasecraft Bristol, United Kingdom
Hybrid Permanent
Phasecraft logo

Quantum Algorithms Scientist

Phasecraft is the quantum algorithms company. We are building the mathematical foundations for quantum computing applications that solve real-world problems. Founded in 2019 by Toby Cubitt, Ashley Montanaro and John Morton, we are based in London and Bristol, UK. In...

Phasecraft Bristol, United Kingdom
Hybrid Permanent

Research Intern: Scalable Fabrication of Superconducting Quantum Devices

The role involves hands-on fabrication of superconducting qubits and Josephson tunnel junctions in a cleanroom environment. Responsibilities include CAD layout, lithography, plasma etching, and device characterization, with a focus on scalable nanofabrication processes.

Rigetti United States US$35 – US$50 ph
On-site Internship
IonQ logo

Senior Quantum Physicist

This role involves pioneering advancements in quantum computing using trapped ion technology and proprietary laser-free control methods. Responsibilities include prototyping coherent control schemes, calibrating quantum systems, validating trap technologies, and analyzing experimental data to push the boundaries of system performance.

IonQ Oxford, United Kingdom
IonQ logo

Senior Front-End Engineer, Quantum Tools

This role involves designing, developing, and supporting web-based tools for quantum research and hardware integration. You will work closely with quantum scientists and engineers to create complex, data-intensive applications and dashboards, contributing to the advancement of quantum computing technology.

IonQ Oxford, United Kingdom

Sr. AMO Physicist

The role involves advancing neutral-atom quantum computing technologies through hands-on experimental work, including designing, testing, and improving quantum processing units. The physicist will collaborate with cross-functional teams to characterize systems, reduce noise and decoherence, and validate subsystems. This position is based at Quera's Harwell site and includes engagement with academic and industry partners.

Quera Computing Vale Of White Horse, United Kingdom
On-site Permanent

Research Associate in Quantum Computation

This role involves conducting cutting-edge theoretical research in quantum computation, focusing on error suppression across the full stack—from hardware-level noise mitigation to fault-tolerant systems. The researcher will engage in analytical and numerical work, collaborate with experimental and industrial partners, and contribute to scalable quantum architectures. Access to high-performance computing and cloud-based quantum hardware supports simulation and verification of new methods.

Imperial College London London, United Kingdom £50 – £59 pa
Contract
PsiQuantum logo

Senior Quantum Applications Architect

This role involves developing and adapting quantum algorithms for fault-tolerant quantum computers, translating real-world computational problems into abstract quantum specifications, and analyzing their performance and resource requirements. The candidate will lead research initiatives, collaborate with internal teams and external partners across industries like life sciences and sustainability, and help define benchmarks that demonstrate quantum advantage. Close interaction with the Compilation and Architecture teams ensures algorithmic designs are grounded in practical photonic quantum computing constraints.

PsiQuantum Daresbury, United Kingdom £78,900 – £92,900 pa
Infleqtion logo

QRF Lead Engineer

The Lead Engineer will drive the development and integration of quantum RF systems, translating complex R&D into robust, deliverable products. Responsibilities include system architecture, design, verification, and transitioning prototypes to production, while managing cross-functional engineering teams and ensuring scientific requirements are met.

Infleqtion Kidlington, United Kingdom
Hybrid Permanent
Infleqtion logo

Embedded DevOps Engineer

This role focuses on building and maintaining robust CI/CD pipelines, hardware-in-the-loop testing, and infrastructure-as-code systems to support quantum computing and sensor development. The engineer will manage software deployment, system security, and lab infrastructure, ensuring high uptime and traceable, reliable releases across integrated software, firmware, and gateware. Close collaboration with both hardware and software teams is essential in a research-driven lab environment.

Infleqtion Kidlington, United Kingdom
Hybrid Permanent

Postdoctoral Research Associate in Quantum Many-Body Systems

This role involves working on a collaborative quantum science project, specifically focusing on classical benchmarking and numerical methods for simulating highly occupied bosons coupled to qubits. The project aims to address the challenges of simulating complex quantum systems on near-term hardware, with a focus on Pauli propagation and tensor network methods.

King's College London London, United Kingdom £45 – £48 pa
Contract