Quantum Computing Jobs

Technical Programme Manager, System Delivery

This role involves leading the deployment and commissioning of IonQ's quantum computing systems at customer sites across Europe and Asia. Responsibilities include planning, export/import logistics, global mobility coordination, site readiness, and risk management. The role requires a hardware background, experience with complex technical deployments, and comfort with cross-functional team leadership.

IonQ Oxford, United Kingdom

Optics Technician

This role involves hands-on support for the assembly and maintenance of quantum computer systems, including optical, mechanical, and electrical components. The technician will work in a lab and workshop environment, ensuring safety and producing technical documentation.

IonQ Oxford, United Kingdom

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

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

Research Assistant/Associate in Quantum Photonics (Fixed Term)

Conduct research in quantum photonics, focusing on the design, nanofabrication, and optical characterisation of photonic devices using quantum optics and time-resolved photoluminescence spectroscopy at cryogenic temperatures. Work within the Integrated Quantum Photonics group to advance integrated quantum photonic technologies. Contribute to scientific publications and presentations as part of a multidisciplinary research team.

University of Cambridge Cambridge, South East England, United Kingdom £33 – £46 pa

On-site Contract

Director of Software Engineering

This role involves leading the development of next-generation software products and architectures for Post-Quantum Cryptography (PQC). Responsibilities include defining the software engineering strategy, mentoring a team, and ensuring the design and implementation of secure and efficient cryptographic solutions. The role requires strong leadership, technical expertise in cryptography, and experience in secure software development.

PQShield United Kingdom

Technical Product Manager (Software Security & Firmware)

This role involves defining and managing the product roadmap for security software, firmware, and cryptographic libraries that integrate with hardware IPs in a post-quantum secure environment. You'll work closely with customers, architects, and security researchers to harden firmware against hardware-level attacks like DPA and SCA, while translating cryptographic standards into technical requirements. The position demands deep technical expertise in embedded systems, RISC-V/Arm architectures, and end-to-end security integration within complex SoC environments.

PQShield United Kingdom

Hybrid Permanent

Senior Mechanical Engineer

This role involves leading the mechanical design and integration of hardware systems for quantum computing platforms, including cryostat internal architecture, RF signal delivery, and silicon device packaging. You will collaborate with physicists, RF engineers, and external partners to develop high-performance systems for ultra-low-temperature environments.

Rigetti United States US$165,000 – US$190,000 pa

Hybrid

Senior Optical Fibre Engineer

This role involves developing and evaluating advanced optical fibre technologies for high-performance photonic systems used in quantum computing. The engineer will perform optical modelling, design experiments to validate fibre properties, and collaborate with internal teams and external partners to integrate fibres into larger optical platforms. Work focuses on specialty fibres with attention to modal behaviour, loss, dispersion, and coupling in demanding environments.

PsiQuantum Runcorn, WA7 1UP, United Kingdom £64,000 – £76,500 pa

On-site Permanent

Research Fellow in Quantum Algorithms for Chemical Reaction Networks (828923)

Develop and benchmark quantum algorithms for solving Chemical Reaction Networks (CRNs), focusing on annealing-based optimisation methods and graph-based encodings for neutral atom quantum computers. Conduct numerical simulations of quantum and hybrid quantum-classical approaches, and contribute to publications and collaborative research. Work within a leading quantum technologies group with access to diverse quantum computing platforms.

University of Strathclyde Glasgow, G2 1AL, United Kingdom £47 – £50 pa

Contract

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

Head of Systems Engineering

The Head of Systems Engineering will lead the definition and implementation of complex quantum computing systems, working across multiple engineering domains to ensure product requirements are met. The role involves technical leadership, organisational development, and programme delivery, with a focus on system-level engineering rigour from concept to customer deployment.

Universal Quantum Haywards Heath, 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

Electronics Engineer - HDL

Design and implement HDL-based system solutions for quantum computing control systems, with responsibility for circuit design, verification test documentation, and cross-disciplinary collaboration. Contribute to rapid prototyping and feasibility studies while gaining exposure to advanced electronics and quantum technologies. Work closely with mechanical, software, and physics teams to deliver state-of-the-art firmware and control infrastructure.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

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