Latest Qubit Researcher Jobs

Engineer, Quantum systems IT

This role involves maintaining and improving the classical IT infrastructure that supports quantum hardware development, including servers, operating systems, lab networks, and scientific device integration. The engineer will troubleshoot cross-domain issues, automate provisioning, and ensure reliable, repeatable systems in a live R&D and manufacturing environment. The position emphasizes hands-on problem-solving and collaboration with physics and engineering teams to enable cutting-edge quantum computing advancements.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Systems Integration Engineer (Field, Quantum Systems)

This role involves deploying and commissioning quantum computing systems at customer sites worldwide, ensuring hardware and software performance meet specifications. The engineer will lead technical bring-up, calibration, and troubleshooting of superconducting quantum processors, either focusing on cryogenic systems integration or gate-level calibration and cloud deployment. The position bridges field operations with internal R&D to improve scalability and reliability of quantum systems in production environments.

Rigetti United Kingdom

Hybrid Permanent

Lead Electrical Engineer, Control Systems

This role involves designing, developing, testing, and deploying hardware for quantum computing, specifically focusing on low-noise mixed-signal board design. The Lead Electrical Engineer will collaborate with a multidisciplinary team to deliver cutting-edge quantum control solutions, mentor junior engineers, and drive technical excellence in a fast-paced environment.

Rigetti United States US$165,000 – US$215,000 pa

On-site Permanent

Quantum Systems Engineer

The Quantum Systems Engineer will design, build, and validate quantum photonic subsystems and experiments, contributing to the development of fault-tolerant quantum computers. Responsibilities include implementing quantum interference experiments, developing entangling circuits, and integrating subsystems into larger quantum architectures.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

On-site Permanent

Photon Source Engineer

The Photon Source Engineer will focus on developing and optimizing photon sources for quantum computing systems. Key responsibilities include designing computational models, optimizing nonlinear optical systems, and collaborating with the team to improve device performance and identify technological gaps.

PsiQuantum Runcorn, WA7 1UP, United Kingdom £60,000 pa

On-site Permanent

Systems Operations Manager

Lead and develop a local technical operations team in Daejeon, ensuring high availability and performance of commercial quantum systems. Drive incident response, operational improvements, and cross-functional coordination to support reliable fleet operations. Build scalable processes and team capabilities within a global quantum computing organization.

Oxford Ionics Daejeon, Korea (Republic of)

Hybrid Permanent

Mechanical Design Engineer – Photonic Hardware

This role involves the mechanical and thermal design, prototyping, and validation of high-specification photonic hardware for quantum computing. The engineer will work closely with photonics, systems, and architecture teams to develop robust, testable, and manufacturable hardware for controlled environments, focusing on precision assemblies, thermal management, and environmental control.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

On-site Permanent

Intern, System Architecture

This role involves developing and simulating photonic quantum computing architectures by translating theoretical quantum protocols into physical system designs. Interns will work on building software prototypes, optimizing optical networks, and advancing new approaches to fault-tolerant quantum systems using silicon photonics and quantum information theory. The position bridges hardware, manufacturing, and quantum architecture in a high-impact research environment.

PsiQuantum United Kingdom £31,200 – £56,160 pa

Hybrid Internship

Senior Optical Packaging & Assembly Engineer

PsiQuantum’s mission is to build the first useful quantum computers—machines capable of delivering the breakthroughs the field has long promised. Since our founding in 2016, our singular focus has been to build and deploy million-qubit, fault-tolerant quantum systems.Quantum computers harness...

PsiQuantum Runcorn, WA7 1UP, United Kingdom

System Architect, Simulations & Models

PsiQuantum’s mission is to build the first useful quantum computers—machines capable of delivering the breakthroughs the field has long promised. Since our founding in 2016, our singular focus has been to build and deploy million-qubit, fault-tolerant quantum systems.Quantum computers harness...

PsiQuantum United Kingdom

Senior Quantum Systems Architect - UK-064

Quantum is now, and it's built here.Oxford Ionics, now part of IonQ, is pioneering the next generation of quantum computing. Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s...

Oxford Ionics Oxford, United Kingdom

Systems Operations Manager - IONQ-1016

Quantum is now, and it's built here.Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s supercomputers cannot solve. Joining Oxford Ionics means becoming part of a global IonQ team...

Oxford Ionics Daejeon

Quantum Computing Programme Lead

The Quantum Computing Programme Lead will take end-to-end ownership of one generation of trapped-ion quantum computers, from architectural concept to successful deployment at customer sites. This role involves cross-functional collaboration, technical decision-making, and ensuring alignment with product, customer, and engineering goals.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Physicist, System Operations

This role involves operating, maintaining, and optimizing trapped-ion quantum computing systems to ensure high reliability and performance. The physicist will diagnose hardware issues using telemetry data, perform regular and emergency maintenance, and build automation and observability tools to support 24/7 system uptime. Collaboration with cross-functional teams and participation in a global on-call rotation are key aspects of the position.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Quantum IT Project Manager

The role involves managing complex IT infrastructure projects within a high-performance quantum computing environment, coordinating across technical teams to deliver scalable systems and internal platforms. It emphasizes clear project planning, risk tracking, and operational handover without imposing bureaucratic overhead. The position supports critical infrastructure for a rapidly advancing quantum technology organization.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent