Quantum Computing Jobs

Senior Electronics Engineer

This role involves diagnosing and resolving electronics and control hardware issues in trapped-ion quantum computers, from root cause analysis to permanent design fixes. The engineer will lead reliability upgrades, standardize electronics across systems, and work closely with cross-functional teams to improve uptime and reduce operational costs. Key activities include PCB design, system-level testing, retrofitting live systems, and ensuring all improvements are documented and integrated into future builds.

IonQ Oxford, United Kingdom

Hybrid Permanent Clearance Required

Senior Optics Technician

The Senior Optics Technician will join the Optical Manufacturing team to build and commission optics and laser assemblies for quantum systems. Responsibilities include precision optical assembly, system maintenance, and maintaining a safe laboratory environment.

IonQ Oxford, United Kingdom

Quantum Software Engineer - QEC

Designs and implements quantum error correction (QEC) protocols for scalable, high-fidelity quantum computation, with a focus on neutral atom platforms. Develops custom decoders, models noise processes, and collaborates with hardware and software teams to translate theoretical QEC frameworks into practical implementations. Engages in research, simulation, and cross-team collaboration to advance fault tolerance in quantum systems.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Quantum Software Engineer - Algorithms & Applications

Develops quantum algorithms and applications for near-term and fault-tolerant quantum systems, focusing on simulation, optimization, and hybrid quantum-classical workflows. Works across software, hardware, and research teams to implement and optimize algorithms using modern quantum SDKs and compiler toolchains. Contributes to customer support, proposal development, and scientific publication in high-impact journals.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Experimental Quantum Physicist

Operate and characterise ion-trap quantum computing hardware, developing quantum control protocols for ion shuttling and gates. Perform calibration, optimisation, and characterisation while building theoretical models to validate experimental results. Collaborate with a multidisciplinary team to advance next-generation quantum computing technologies.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

Quantum Operator

Operate and maintain ion-trap quantum computing hardware, performing calibration, optimisation, and system characterisation. Support the integration of new quantum hardware through close collaboration with physicists and engineers, while collecting and analysing experimental data to ensure reliable performance. Requires meticulous attention to detail and adherence to procedures in a cutting-edge research environment.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

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 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

General Interest in working for Quantinuum - London-Cambridge-Oxford

This is a general interest application role for candidates with experience or interest in quantum technologies. The position serves as a talent pool for future openings across quantum hardware, software, quantum chemistry, AI/ML, encryption, and algorithms. Applicants may be contacted for specific roles in London, Cambridge, or Oxford as opportunities arise.

Quantinuum United Kingdom

On-site Permanent

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

Senior Optical Packaging & Assembly Engineer

Develops and implements high-performance, scalable opto-electronic packaging workflows for photonic integrated circuits, focusing on fibre-to-chip alignment and packaging prototyping. Works closely with internal teams and external vendors to transfer and scale packaging processes within a quantum computing R&D environment.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

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 London, United Kingdom

Hybrid Permanent

Mobility Claims Paralegal

Role:Mobility Claims ParalegalLocation: Leeds City CentreSalary: £25,000 - £32,000 DOE + Bonus & BenefitsWorking Pattern: Hybrid WorkingHours: Full-time, PermanentThe OpportunityCRA Consulting are working with a leading UK legal and insurance business looking to recruit an experienced RTA Claims Handler or...

CRA Consulting Leeds, United Kingdom £26,000 – £32,000 pa

Scientific Software Engineer - Compiler

Develops and maintains compiler infrastructure for neutral-atom quantum computers, designing domain-specific languages and integrating simulation tools into a full-stack pipeline. Works closely with physicists and hardware engineers to co-design compilers aligned with cutting-edge quantum error correction and hardware. Involves low-level intermediate representations, quantum program optimization, and cloud integration.

Quera Computing Vale Of White Horse, United Kingdom US$102,400 – US$166,400 pa

On-site Permanent