Latest Quantum Software Engineer Jobs

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

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

Quantum Control Designer

Design and model high-fidelity quantum control operations, translating theoretical physics into practical implementations on real quantum hardware. Collaborate closely with hardware teams to develop, test, and benchmark quantum operations, using experimental data to refine physics-based models. The role is central to advancing the performance and scalability of quantum computing systems.

Universal Quantum Haywards Heath, United Kingdom

Remote Permanent

Senior Experimental Quantum Physicist

Lead and optimize experimental ion-trap quantum computing systems, from concept to execution, focusing on quantum control, measurement, and system calibration. Develop theoretical models and simulations to guide technical decisions and improve hardware performance. Collaborate across physics and engineering teams while mentoring junior scientists and advancing next-generation quantum computing technologies.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

Assistant Pensions Administrator

Job Title: Assistant Pensions AdministratorLocation: Cardiff with Hybrid workingSalary: £26,250 per annumJob Type: Permanent, Full TimeAbout the role:We are looking for an Assistant Pensions Administrator to join our team and provide a high-quality service to pension scheme members. This role...

Quantum Advisory Cardiff, Cymru / Wales, CF10 2AF, United Kingdom

Permanent

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

QRF Lead Scientist

The QRF Lead Scientist will lead the development and integration of quantum technologies, focusing on building and commercialising atom-based quantum products. The role involves working on fundamental physics and leading-edge commercial applications, with the opportunity to work from home up to 2 days per week.

Infleqtion Oxford, United Kingdom

Hybrid Permanent Flexible

Senior Quality Engineer

This role involves establishing and leading a Quality Management System for quantum computing hardware, with direct responsibility for incoming quality control, non-conformance resolution, and supplier quality. The engineer will inspect high-precision components like machined parts, PCBAs, and RF hardware used in cryogenic environments, while embedding quality into new product introductions and driving continuous improvement across manufacturing and development processes.

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

Staff Product Certification Manager

This role involves leading security and safety certification efforts for semiconductor IP products, focusing on standards like SESIP, FIPS 140-3, ISO 26262, and ISO/IEC 62443. The candidate will drive certification strategy, engage with standardization bodies, prototype IP on FPGA, and demonstrate certifiability to customers. It's a technical leadership role at the intersection of post-quantum cryptography, RISC-V, and functional safety in a fast-moving deep tech environment.

PQShield 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 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