Quantum Computing Jobs

Embedded DevOps Engineer

This role focuses on building and maintaining robust CI/CD pipelines, hardware-in-the-loop testing, and infrastructure-as-code systems to support quantum computing and sensor development. The engineer will manage software deployment, system security, and lab infrastructure, ensuring high uptime and traceable, reliable releases across integrated software, firmware, and gateware. Close collaboration with both hardware and software teams is essential in a research-driven lab environment.

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Embedded Systems Engineer - FPGA Platform

Develop embedded Linux software, firmware, and board-support packages for FPGA-based systems used in quantum RF and sensing applications. Integrate FPGA SoCs, microcontrollers, and peripherals into robust control and signal-processing platforms. Perform board bring-up, debugging, and validation in collaboration with multidisciplinary engineering teams.

Infleqtion Kidlington, Oxfordshire, United Kingdom

Hybrid

Staff Supplier Quality Engineer

The Staff Supplier Quality Engineer will lead the quality management of IonQ's supply chain, ensuring components meet high reliability and performance standards. Responsibilities include supplier selection, qualification, audits, and continuous improvement, with a focus on maintaining a robust quality system and compliance with industry standards.

IonQ Oxford, United Kingdom

Senior Mechanical Engineer, Reliability

As a Senior Mechanical Engineer on the Reliability Engineering team, you will focus on maintaining and improving the performance of IonQ's quantum computers. Your responsibilities include diagnosing and resolving mechanical, vacuum, cryogenic, and thermal faults, designing and implementing solutions, and updating product lifecycle management systems.

IonQ Oxford, United Kingdom

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

Optics Technician

This role involves hands-on support for the assembly and maintenance of quantum computer systems, including optical, mechanical, and electrical components. The technician will work in a lab and workshop environment, ensuring safety and producing technical documentation.

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

Technical Programme Manager, System Delivery

This role involves leading the deployment and commissioning of IonQ's quantum computing systems at customer sites across Europe and Asia. Responsibilities include planning, export/import logistics, global mobility coordination, site readiness, and risk management. The role requires a hardware background, experience with complex technical deployments, and comfort with cross-functional team leadership.

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

Senior Software Engineer, System Orchestration

This role involves building and operating the software that keeps IonQ's quantum computers calibrated, schedules and prioritizes programs, and maintains a record of all activities. You will work closely with the runtime team, systems teams, and scientists to ensure the quantum computers run efficiently and reliably.

IonQ Oxford, United Kingdom