Quantum Computing Jobs

• Haywards Heath
• On-site
• Permanent

Drive HDL system design and realisation for control systems used in quantum computers, documenting circuits and verification tests. Work within a multidisciplinary electronics team alongside mechanical engineers, software engineers and physicists, contributing to proof-of-concept work and project planning. The role sits at the intersection of state-of-the-art electronics and quantum computing hardware.

• Haywards Heath
• Hybrid
• Director · manages people
• Permanent

Lead multidisciplinary systems engineering across electronic, mechanical, cryogenic, vacuum, optical, software and control domains, owning system-level rigour from concept to customer deployment. Define the systems engineering strategy, lifecycle, standards and toolset including requirements management, MBSE, modelling and configuration control, while chairing design, readiness, test and acceptance reviews. Build and mentor engineering teams across UK and international locations, maintaining system-level plans, dependencies and technical risks to meet programme objectives.

• Berkeley, United States
• Hybrid
• US$165,000 – US$190,000 pa
• Senior

Owns the mechanical architecture of quantum hardware systems, from room-temperature infrastructure down to the millikelvin core of dilution refrigerators. Leads the cryogenic signal chain design, thermal interface definition, simulation in COMSOL or ANSYS, prototype builds and qualification, working alongside quantum physicists and RF engineers.

SolidWorks · COMSOL · ANSYS +3

• Berkeley, United States
• Hybrid
• US$165,000 – US$190,000 pa
• Senior

Lead the mechanical design and integration of cryogenic hardware for quantum computers, including cryostat internals, RF signal delivery and silicon device packaging inside dilution refrigerators. Work spans 3D CAD, FEA thermal/vibrational simulation, prototyping and supplier management, collaborating with quantum physicists and RF engineers.

SolidWorks · PLM · CAD +1

• 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
• Hybrid
• Senior

Join the Runtime Software team to build the real-time control system that turns a collection of hardware into a quantum computer. You'll develop Rust libraries and execution environments, write drivers for real-time devices, and work closely with experimental scientists, FPGA and compiler teams to drive ions with nanosecond precision.

Rust · FPGA · Linux

• London
• US$179,000 – US$241,000 pa
• Senior

Acts as technical authority for a quantum software developer platform, owning the design of access portals, hybrid workflow orchestration, tooling, documentation and security. Works with hardware-software co-design leaders to keep the platform scalable, mentors senior engineers, sets coding standards and drives the technical roadmap.

AWS · Azure · GCP +1

• Remote (within the countries we operate within; Some travel to our offices will be required from time-to-time
• Remote
• Senior

Owns the product roadmap for software-based security IPs, cryptographic libraries and firmware, defining how security software integrates with hardware IPs and SoC architectures. Acts as domain expert on classical and post-quantum cryptography, hardening products against side-channel, DPA and timing attacks, and authoring PRDs that translate crypto standards into engineering requirements. Works directly with founders and customers in a deep-tech semiconductor context.

RISC-V · Arm · x86 +5

• Ideally Tokyo, Japan; Some travel to our offices will be required from time-to-time
• Director

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.

• London
• Entry level
• Internship

Registering interest for ad-hoc internship positions lasting 3-6 months, mostly focused on specific projects or client collaborations rather than a formal summer programme. Work areas span quantum software development, chemistry, machine learning, algorithms, cybersecurity/encryption and hardware, with candidates ideally holding or pursuing a Master's or PhD.

Quantum Computing

• Warrington
• £78,900 – £92,900 pa
• Senior

Translate computational tasks into abstract quantum-algorithm specifications, analyse asymptotic performance, and define problem instances beyond classical reach. Work with the Compilation team on explicit implementations and resource estimates, and lead research programs with industrial and academic partners across domains such as life sciences and sustainability.

Python · C++

• London
• On-site
• £50,733 – £62,001 pa
• Entry level
• Contract

Designs optimised driving schemes for noise-resilient entangling gates with trapped ions, supporting an experimental partner in Innsbruck and a theory partner in Sofia. Combines analytical and numerical optimal control methods to identify and overcome imperfections limiting gate fidelities at finite temperature and without accurate calibration.

• Nottingham
• On-site
• £35,608 – £38,784 pa
• Entry level
• Contract

Conducts original research in quantum information and entanglement theory on an EPSRC/NSF-funded project studying entanglement in heterogeneous chemical reactions, combining quantum information theory, nanoscale sensing and open quantum systems modelling. Involves developing methods to quantify entanglement from experimental measurements, publishing in leading journals, contributing to grant bids, and coordinating meetings across UK and US teams.

• Oxford
• Hybrid
• Lead
• Permanent · Flexible

Lead scientist role focused on quantum radio frequency (QRF) research within a global quantum technology company. Involves driving experimental work on atom-based quantum sensors and platforms, bridging fundamental physics with commercial product development. Based in Kidlington, Oxford, with up to two days remote working per week.