Latest Quantum Computing Scientist Jobs

Quantum Algorithm Engineer in UK

This role involves designing and developing cryptographic protocols and quantum algorithms for data security products. You will collaborate with a multidisciplinary team to integrate quantum solutions into real-world applications across various industries, including defence, telecom, finance, energy, and transport.

QMill London, United Kingdom

Senior Experimental Quantum Physicist

Lead and optimize experimental ion-trap quantum computing systems, from concept to execution, focusing on quantum control, measurement, and system calibration. Develop theoretical models and simulations to guide technical decisions and improve hardware performance. Collaborate across physics and engineering teams while mentoring junior scientists and advancing next-generation quantum computing technologies.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

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

Lead Quantum Engineer, Systems Performance

Leads cross-functional teams in advancing superconducting qubit systems through experimental design and technical innovation. Focuses on identifying performance bottlenecks and driving hardware improvements for scalable quantum computing. Involves hands-on experimentation, technical leadership, and shaping long-term quantum hardware roadmaps.

Rigetti United States US$190,000 – US$225,000 pa

Senior Quantum Engineer, Gate Calibration

Designs and executes experiments to improve two-qubit gate fidelity on superconducting quantum processors, identifying error sources and implementing pulse engineering and calibration solutions. Develops robust, scalable calibration methods and provides feedback to hardware teams. Works across device physics, control systems, and software to advance quantum processor performance toward error correction.

Rigetti United States US$175,000 – US$200,000 pa

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

Cryogenics Engineer

The role involves designing and enhancing cryogenic systems for advanced scientific applications such as quantum computing and astrophysics. You'll lead projects from concept to delivery, including custom design, risk assessment, and customer support. The position requires hands-on engineering expertise and close collaboration with both internal teams and external researchers.

Quantum Design Oxford Appleton, Oxfordshire, OX13 5LG, United Kingdom

Optical Engineer

Design and integrate high-precision optical and laser subsystems for trapped-ion quantum computing systems. Develop test methods and support alignment and diagnostics to ensure robust performance. Work within a multidisciplinary team of engineers and scientists to advance commercial quantum hardware.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

QRF Lead Scientist

The QRF Lead Scientist will lead the development and integration of quantum technologies, focusing on building and commercialising atom-based quantum products. The role involves working on fundamental physics and leading-edge commercial applications, with the opportunity to work from home up to 2 days per week.

Infleqtion Oxford, United Kingdom

Hybrid Permanent Flexible

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

Internship at Quantinuum’s UK QEC team

Work on cutting-edge quantum error correction research, contributing to architectural design and implementation of QEC systems. Engage in hands-on projects involving algebraic geometry, tensor networks, or fault-tolerant quantum computing, with potential to publish or develop software libraries. Collaborate closely with researchers and engineers in a high-impact technical environment.

Quantinuum United Kingdom £2,500 pm

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

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

PDRA in Theoretical Quantum Science

This role involves conducting theoretical research at the intersection of quantum chaos, quantum control, and quantum technologies, with a focus on fundamental questions in quantum information, many-body dynamics, and operator growth. The researcher will develop analytical and numerical methods to study complex quantum systems, particularly in the context of neutral-atom quantum processors, and contribute to grant writing, publications, and student supervision within a collaborative, interdisciplinary environment.

University of Strathclyde Glasgow, G2 1AL, United Kingdom £37 – £46 pa

Contract

Senior Optical Packaging & Assembly Engineer

The role involves developing and implementing high-performance opto-electronic packaging workflows for photonic integrated circuits. Responsibilities include designing optical packages, aligning fibers to chips, and collaborating with internal and external teams to scale packaging processes.

PsiQuantum Daresbury, United Kingdom