Quantum Computing Jobs

• Berkeley, United States
• Hybrid
• US$190,000 – US$225,000 pa
• Lead · manages people

Lead a cross-functional team building next-generation superconducting quantum hardware, proposing new technical directions and designing experiments to improve performance and scalability. Own delivery of key quantum technologies, using cryogenic systems, RF and time-domain measurement, and Python to close performance gaps.

Python · cQED Simulation Tools

• Berkeley, United States
• US$115,000 – US$140,000 pa
• Mid-level

Hands-on field role operating, maintaining and debugging RF and cryogenic systems for quantum processors deployed at customer sites worldwide. Owns dilution refrigerator cooldowns, vacuum and helium leak detection, RF hardware validation, and on-call support, with 35%+ international travel.

Dilution Refrigerators · Network Analyzers · Oscilloscopes +7

• Haywards Heath
• On-site
• Permanent

Provide optical engineering support to a team developing commercial trapped-ion quantum computers. Design, assemble, align and characterise laser and optical subsystems, integrate fibre-optic and opto-mechanical assemblies, and develop test methods to improve alignment stability and throughput. Work alongside electronics, mechanical, physics and quantum engineers.

• Kidlington
• Hybrid
• Mid-level
• Permanent

Builds and maintains CI/CD pipelines, container orchestration and infrastructure-as-code for integrated software, firmware and gateware, including hardware-in-the-loop testing rigs. Also owns lab system management, network and server administration, backup and recovery planning, and software security procedures for production systems. Split between Kidlington and the National Quantum Computing Centre at Harwell, with up to two days remote.

Docker · Kubernetes

• Warrington
• £50,000 – £57,000 pa
• Mid-level

Designs RF and high-speed electronics for controlling and reading out quantum photonic hardware, including electro-optic modulator drivers, SNSPD readout and low-latency control systems. Works alongside photonics and quantum teams, with FPGA-based design, debugging and lab measurement of complex cryogenic hardware.

FPGA · ASIC · SNSPD

• Haywards Heath
• On-site
• Permanent

Operate, monitor and maintain ion-trap quantum computing hardware and experimental systems, running calibration, optimisation and characterisation of quantum hardware and control systems. Work closely with physicists and engineering teams to integrate and test new hardware, collecting and analysing experimental data to support performance and troubleshooting.

• London
• Hybrid
• Mid-level

Develops novel quantum algorithms in computational topology and geometry, characterising resource requirements and noise-robustness, then implementing and optimising them on Quantinuum's quantum hardware using error mitigation and error correction. Collaborates across the full quantum computing stack and with academic and industry partners on quantum topological data analysis use cases, with encouragement to publish and present results.

pytket · Guppy · Qiskit

• Didcot
• On-site
• Senior
• Permanent

Design, build and characterise neutral-atom quantum computing hardware, including constructing a next-generation quantum computer at the Harwell campus. The role involves calibrating and improving QPU operation, investigating noise and decoherence, analysing experimental data, and collaborating with physicists, engineers and academic partners.

Neutral Atom Platform · Trapped Ion System · Gate-Based Quantum Computers +1

• Oxford
• Hybrid
• Permanent

Customer-facing technical role translating defence and national security challenges into mathematical models, building prototypes on simulators, software stacks and probabilistic hardware. Applies optimisation, probabilistic inference and AI methods such as QUBO, Ising models and Bayesian networks, benchmarking against classical solvers, CPUs and GPUs. Leads projects from requirements capture to pilot within defence constraints including security classification and export control.

CPUs · GPUs

• Oxford
• Hybrid
• Senior

Builds and runs the Kubernetes-based platform behind IonQ's quantum systems, spanning on-site clusters and cloud infrastructure. The role covers CI/CD pipelines, observability for lasers, cryogenics and vacuum hardware, remote development environments, and infrastructure as code with OpenTofu. It involves leading strategic platform projects and working closely with physicists, lab technicians and SRE colleagues.

Kubernetes · k3s · ArgoCD +7

• Oxford
• On-site
• Senior

Builds and commissions precision optical and laser assemblies for quantum computing hardware, covering free-space alignment, fibre coupling and testing delicate components under microscopes. Works alongside technicians, engineers and scientists on system builds, maintenance and upgrades, documenting work and maintaining a safe laser laboratory.

Class 4 Lasers · Microscopes · PPE

• Warrington
• On-site
• £50,000 – £56,000 pa
• Mid-level
• Permanent

Mechanical design role focused on precision hardware for optical quantum computing, covering enclosure and packaging design, thermal management, simulation and validation. Works closely with photonics, systems and architecture teams plus external suppliers, taking concepts from prototype build toward manufacturable systems.

Silicon Photonics · Fibre Optics · Cryogenics +1

• Kidlington
• Hybrid
• Mid-level
• Permanent

Designs, analyses and implements fault-tolerant architectures for scalable quantum computation, developing error-correcting codes, decoders and fault-tolerant gate constructions tailored to neutral atom hardware. Works with hardware, control and compiler teams to model noise, optimise syndrome extraction and define logical performance metrics, bridging QEC theory and experimental implementation.

• London
• Hybrid
• Senior
• Permanent · Flexible

Develops and benchmarks quantum error-correcting codes and fault-tolerant protocols tailored to neutral-atom hardware, including decoder design, logical error models and error budgets. Builds and maintains QEC simulation and emulation tools, analyses experimental data, and provides QEC-driven inputs to future QPU architecture design. Involves writing technical reports and scientific articles and representing the company at international conferences.

Python

• Oxford
• Hybrid
• Permanent

Customer-facing technical role translating industrial optimisation and decision-making problems into mathematical models and Python prototypes on probabilistic computing simulators and PPU hardware. Benchmarks solutions against classical solvers and delivers proof-of-concepts, reports and workshops across defence, logistics, telecoms, energy and finance.

Gurobi · CPLEX · OR-Tools +3