Latest Integrated Circuit Design 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 FPGA Verification Engineer

This role involves designing and implementing advanced UVM/SystemVerilog verification environments for FPGA-based quantum control systems. The engineer will develop simulation infrastructure, define verification plans with functional and code coverage, and collaborate with RTL teams to debug and ensure design quality. The position is central to ensuring the reliability of hardware supporting cutting-edge quantum computing systems.

IonQ Oxford, United Kingdom

Senior Mechanical Engineer - Cryogenic

Design and own the mechanical architecture of quantum computing systems, focusing on cryogenic hardware from room temperature down to millikelvin stages. Lead the development of signal chains, thermal interfaces, and integration within dilution refrigerators, working closely with physicists and RF engineers. Perform simulation, tolerance analysis, and qualification testing in a high-ownership role driving hardware from concept to production.

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

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 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

Systems Engineer

This role involves leading systems engineering efforts in the development of quantum-based products, focusing on system-level design, requirements traceability, and integration of complex hardware and software systems. The engineer will work closely with physicists, hardware and software teams to ensure robust product lifecycle execution, from prototyping to scalable manufacturing. Key activities include modelling, risk assessment, and supporting verification and validation processes across multidisciplinary projects.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent Clearance Required

Junior AMO Physicist

This role involves hands-on development and operation of experimental neutral atom quantum computing systems, focusing on laser-cooled atoms, ultra-high vacuum setups, and precision optics. The candidate will work closely with physicists and engineers to integrate hardware components, conduct quantum experiments, and optimise system performance. It offers early-career researchers a chance to contribute directly to commercial quantum computing platforms while gaining expertise in AMO physics and quantum engineering.

Infleqtion Harwell, United Kingdom

Hybrid Permanent

Software Engineer, Runtime

This role involves developing low-level, real-time control systems for quantum computing hardware, focusing on building robust abstractions and execution environments in Rust. You'll work closely with experimental scientists to enable precise ion manipulation and contribute to core libraries that transform hardware into functional quantum computers. The position emphasizes rapid iteration, high-quality code, and cross-team collaboration within a cutting-edge quantum research environment.

IonQ Oxford, United Kingdom

Staff FPGA Engineer

Design and develop FPGA-based signal processing and control systems for quantum computing hardware. Implement RTL modules, verify logic using simulation tools, and debug real-time control functions using lab equipment. Collaborate with cross-functional teams to deliver high-performance firmware for quantum control systems.

IonQ Oxford, United Kingdom

Staff Software Engineer, Runtime

This role involves developing real-time control systems and low-level software abstractions for quantum computing hardware, working closely with experimental scientists and cross-functional teams. You'll shape core Rust libraries and the execution environment that transform quantum hardware into functional systems, with a focus on precision timing, system integration, and rapid iteration. The position emphasizes low-latency computing, API design, and tooling to support scientific experimentation and scaling toward fault-tolerant quantum computation.

IonQ Oxford, United Kingdom

Director, Systems Software

Leads the software team responsible for developing a full-stack system that controls and monitors trapped-ion quantum computers. Focuses on defining software architecture, improving devops and release processes, and scaling the engineering team. Works closely with quantum scientists and engineers to translate low-level experiments and quantum algorithms into functional software using Python and Rust.

IonQ Oxford, United Kingdom

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

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

Senior AMO Physicist - Inertial Sensing

The role involves developing atomic system designs for inertial sensing applications using atom-based quantum technologies. You will perform modelling, simulations, and analytical calculations, while integrating complex opto-mechanical systems, electronics, and software into quantum devices. The position requires close collaboration with physicists and engineers, conducting laboratory work from setup to system demonstration, and contributing to technical documentation, proposals, and publications.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Senior Optical Engineer

This role involves leading the design, analysis, and integration of complex optical systems for quantum computing and sensing applications, from concept through to testing. The engineer will work across multidisciplinary teams to develop high-precision optical systems involving laser delivery, modulation, and imaging, with responsibilities spanning component-level work to large-scale subsystems. The position emphasizes hands-on development, simulation-driven design optimization, and rigorous validation in a cutting-edge quantum technology environment.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent