Quantum Computing Jobs

Physicist, Resilience Engineering & Operations

Operate, maintain, and optimize trapped-ion quantum computers to ensure reliable, safe, and high-performance system operation. Diagnose issues through telemetry analysis, lead maintenance activities, and collaborate with cross-functional teams to improve system resilience and uptime. Work on-site in Oxford within a global team environment, contributing to the operational excellence of cutting-edge quantum hardware.

IonQ Oxford, United Kingdom

Senior Software Engineer, Transport

Develop high-performance control software for trapped-ion quantum computers by creating frameworks that translate ion transport specifications into voltage waveforms. Collaborate with physicists and engineers to optimize transport operations, integrate physics simulations, and support scalable quantum computing systems. Work across disciplines to shape system architecture and enable closed-loop calibration for advanced quantum hardware.

IonQ Oxford, United Kingdom

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

Electronics Engineer - Design and Verification

This role involves designing, building, and testing electronic circuits for quantum computing systems, with a focus on verification and integration of subsystems. The engineer will work across disciplines with mechanical, software, and physics teams to develop state-of-the-art electronics solutions and contribute to test systems for quantum computers. Responsibilities include documentation, project planning, and rapid prototyping of proof-of-concept designs.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

open application pool for Electronics Engineers

At Universal Quantum we are creating the impossible. Together we are creating truly impactful quantum computers. We are looking to hire an Electronics Engineers within the electronics team to enable Quantum technologies. Passionate about helping create technologies which can change...

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

Systems Integration Engineer (Field, Quantum Systems)

This role involves deploying and commissioning quantum computing systems at customer sites globally, ensuring hardware and software performance meet specifications. The engineer will lead technical bring-up, troubleshooting, and calibration of superconducting qubit systems, either focusing on cryogenic hardware integration or gate-level calibration and cloud deployment. Collaboration with R&D teams and customer personnel is central, with significant international travel required.

Rigetti United Kingdom

Hybrid Permanent

Quantum Algorithms Engineer

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

Senior Technical Program Manager - 769

Manages a portfolio of complex scientific and research projects in a quantum computing environment, translating technical objectives into clear delivery plans. Coordinates across research, commercial, and leadership teams to ensure visibility of progress, risks, and decisions. Focuses on disciplined project execution, stakeholder communication, and continuous improvement of program management practices.

Quantinuum London, United Kingdom

Visiting Fellow

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 Contract

Deployment Physicist, On-premises Installation - 572

Installs and validates quantum computing systems (Helios) on customer premises globally, with deep involvement in atomic physics and qubit operations. Supports integration, shipment, and deployment activities, including international travel for on-site installations and remote support. Contributes to future post-Helios hardware development through design and validation phases.

Quantinuum United Kingdom

Hybrid

Senior Process Engineer - Physical Vapor Deposition (PVD)

This role involves owning the development, optimization, and qualification of physical vapor deposition (PVD) processes used in fabricating superconducting quantum processors. The engineer will monitor process health, lead root-cause investigations, and collaborate with cross-functional teams to improve device performance and scalability. It offers growing responsibility in setting technical direction and mentoring within a quantum computing hardware environment.

Rigetti United States US$170,000 – US$200,000 pa

On-site Permanent

Quantum Applications Scientist

This role involves co-designing quantum simulation applications tailored to QuEra’s neutral-atom quantum hardware. You'll develop novel algorithms and application pipelines in areas like quantum materials, quantum chemistry, and nuclear physics, while integrating near-term error correction techniques. The position requires close collaboration with academic partners, clients, and technical teams to bridge theory and hardware implementation.

Quera Computing Vale Of White Horse, United Kingdom

On-site Permanent

Sales Director - Japan

Lead sales strategy and execution for a post-quantum cybersecurity company in Japan, targeting enterprise clients in semiconductor, telecom, automotive, and security sectors. Drive market expansion by building relationships with key stakeholders and closing high-value technical IP deals. Collaborate with field application engineers and global teams to align product development with customer needs.

PQShield United Kingdom

Assistant Pensions Administrator

Job Title: Assistant Pensions AdministratorLocation: Cardiff with Hybrid workingSalary: £26,250 per annumJob Type: Permanent, Full TimeAbout the role:We are looking for an Assistant Pensions Administrator to join our team and provide a high-quality service to pension scheme members. This role...

Quantum Advisory Cardiff, Cymru / Wales, CF10 2AF, United Kingdom

Permanent

I'd love to work at PQShield - Speculative Application

This speculative application role invites candidates to join a pioneering deep-tech startup focused on post-quantum cryptography and RISC-V-based secure computing. You'll work alongside founders and innovators on cutting-edge semiconductor solutions, contributing to groundbreaking security technologies in a flexible, inclusive environment. The role emphasizes collaboration, rapid learning, and real-world impact in a rapidly scaling field.

PQShield United Kingdom