Latest Quantum Research Scientist Jobs

Network & Infrastructure Engineer

This role involves hands-on networking and physical infrastructure work across Rigetti's Berkeley and Fremont sites, including maintaining and building new infrastructure for quantum labs and fabrication facilities. The role also includes cloud infrastructure and DevOps tasks, such as managing AWS resources and implementing infrastructure-as-code practices.

Rigetti United States US$190,000 – US$240,000 pa

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

Electronics Engineer - HDL

Design and implement HDL-based system solutions for quantum computing control systems, with responsibility for circuit design, verification test documentation, and cross-disciplinary collaboration. Contribute to rapid prototyping and feasibility studies while gaining exposure to advanced electronics and quantum technologies. Work closely with mechanical, software, and physics teams to deliver state-of-the-art firmware and control infrastructure.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

Senior Mechanical Engineer

This role involves leading the mechanical design and integration of hardware systems for quantum computing platforms, including cryostat internal architecture, RF signal delivery, and silicon device packaging. You will collaborate with physicists, RF engineers, and external partners to develop high-performance systems for ultra-low-temperature environments.

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

Hybrid

Senior Silicon Validation Engineer

This role involves leading the validation and characterisation of analogue and mixed-signal ASICs for trapped-ion quantum processors. Responsibilities include developing validation strategies, building reusable hardware and software, and conducting cryogenic measurements to ensure silicon acceptance.

IonQ Oxford, United Kingdom

Staff Platform Engineer

This role involves building and maintaining the infrastructure that supports IonQ's quantum systems, both on-site and in the cloud. You will work closely with physicists, engineers, and other teams to ensure reliable, secure, and observable infrastructure, and lead strategic projects to improve the platform.

IonQ Oxford, United Kingdom

Lead Software Engineer

Leads a cryptographic software IP team, overseeing the full software development lifecycle from design to customer delivery. Responsible for technical leadership, architectural decision-making, mentoring engineers, and ensuring high-quality implementation of embedded security solutions. Works closely with hardware teams and customers, with a strong focus on post-quantum cryptography and secure software design.

PQShield United Kingdom

Remote Permanent

Senior Mechanical Engineer

The Senior Mechanical Engineer will work on the hardware surrounding the quantum processor, including cryostat requirements, cooling equipment, vacuum chambers, and supporting structures. Responsibilities include mechanical integration, CAD design, and managing documentation, with a focus on complex multidisciplinary systems.

IonQ Oxford, United Kingdom

Software Engineer, Non-Realtime Controllers

This role involves working closely with software engineers, systems teams, and quantum scientists to build and operate the software that controls the hardware surrounding quantum computers. Responsibilities include designing and implementing device controllers, ensuring robustness and observability, and integrating with the wider software architecture.

IonQ Oxford, United Kingdom

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

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 QPU Design Engineer

Design and lay out complex multi-layer quantum processing unit chips, integrating ion trapping, photonics, and CMOS interfaces. Collaborate with scientists and engineers to translate operational requirements into manufacturable chip designs and drive projects from concept to tape-out. Work within a cross-functional team to advance high-performance quantum hardware for scalable systems.

IonQ Oxford, United Kingdom

Senior Software Engineer, Non-Realtime Controllers

This role involves developing and maintaining software for non-realtime hardware controllers that support quantum computing systems. The engineer will work on robust, production-grade services that interface with physical instruments such as cryogenic compressors, vacuum pumps, and temperature controllers, ensuring reliability and observability across a fleet of quantum machines. The position emphasizes end-to-end ownership of controller services, integration with a shared framework, and close collaboration with systems teams and quantum scientists.

IonQ Oxford, United Kingdom

Staff Software Engineer, Non-Realtime Controllers

Design and develop software for non-realtime control systems that manage supporting hardware in quantum computers, including cryogenics, vacuum systems, and sensors. Work hands-on with real quantum hardware in a lab environment, diagnosing deep technical issues, improving system reliability, and building shared frameworks and tooling. Collaborate closely with quantum scientists, systems engineers, and software teams to ensure stable, observable, and scalable operations across a growing fleet of quantum systems.

IonQ Oxford, United Kingdom