Quantum Computing Jobs

Photonic Layout Engineer

As a Photonic Layout Engineer, you will be responsible for the layout of photonic integrated circuits (PICs) that are crucial for the Quantum Processor Units (QPUs) in Oxford Ionics' quantum computers. You will work closely with scientists, photonic design engineers, and fabrication engineers to integrate photonic components into multi-layer chips, ensuring the effective delivery of devices that support scaling to thousands of qubits. Your role will involve layout verification, producing reticle-size layout files, and contributing to the design workflow of integrated photonics.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

QPU Design Engineer

As a QPU Design Engineer, you will integrate features into complex chips for quantum computers, working closely with scientists and engineers to advance the design of high-performance quantum processing units. Your role involves guiding the chip design process from requirements to layout, ensuring compatibility and feasibility across multiple layers.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Senior FPGA Engineer - Systems Team

As an FPGA Engineer in Riverlane's Systems Team, you will work on configuring Deltaflow Hardware to connect quantum computers, ensuring low-latency and high-throughput systems. You will collaborate with customers to integrate and troubleshoot complex quantum systems, write RTL for system deployment, and provide technical pre-sales support through workshops and evaluations.

Riverlane Cambridge, United Kingdom £68,000 – £82,000 pa

Hybrid Permanent

Senior Embedded Software Engineer - Systems Team

The role involves bridging the gap between Riverlane and its customers by configuring Deltaflow Hardware to connect with quantum computers, ensuring low-latency and high-throughput operations. Responsibilities include technical workshops, system integration, troubleshooting, and customer advocacy, working closely with a diverse team of experts in quantum error correction.

Riverlane Boston, United Kingdom £145,000 – £205,000 pa

Hybrid Permanent

Senior AMO Physicist - Quantum RF

ABOUT USInfleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum everywhere”...

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Senior Manager, Corporate Communications (UK)

Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum everywhere” through...

Infleqtion Oxford, United Kingdom

Hybrid Permanent

Senior Thermo-Mechanical 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

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

Atomic Operations Designer

AtUniversal Quantum, we aim to make the world a better place by engineering the future of computing. Together, we are creating truly impactful quantum computers. Our machines will be capable of solving problems until now considered impossible, with applications ranging...

Universal Quantum Haywards Heath, United Kingdom

Hybrid Permanent

Recruiting Lead

At Universal Quantum, we are building the next generation of quantum computers — machines capable of solving problems once thought impossible. Our technology has the potential to transform industries from healthcare to aerospace, materials science, and beyond.We are seeking a...

Universal Quantum Haywards Heath, United Kingdom

Hybrid Permanent

Cryogenic Sales Engineer

NEW CRYOGENIC SALES ENGINEER JOB - REMOTEMy client is a global leader in delivering high-performance solutions for quantum computing, scientific research, and medical applications, where precision, reliability, and innovation are paramount.They are seeking a Cryogenic Sales Engineer to drive business...

Octagon Group United Kingdom £55,000 – £65,000 pa

Chief Architect for Developer Tools - 802

As the Chief Architect for Developer Tools, you will lead the technical direction for Quantinuum’s quantum software tools, working closely with hardware teams to ensure the software stack is scalable and optimized. You will mentor senior engineers, set coding standards, and drive the technical roadmap to deliver robust, production-ready systems.

Quantinuum Cambridge, United Kingdom

On-site Permanent

Senior Technical Program Manager (TPM)

The Senior Technical Program Manager will lead the planning and execution of complex engineering programs at Rigetti, coordinating between research scientists, hardware engineers, and control systems to deliver integrated quantum systems on schedule. The role involves managing program roadmaps, milestones, and integration schedules, while ensuring alignment with company priorities and driving operational excellence in a fast-moving, research-driven environment.

Rigetti United States US$160,000 – US$190,000 pa

Hybrid Permanent

Data Scientist, Quantum Integrated Circuit Design Calibration

This role involves designing and implementing software infrastructure to streamline data analysis and feedback loops in quantum processor design. You will work with large datasets to calibrate processor parameters, predict performance, and improve fabrication yield, collaborating closely with researchers and engineers.

Rigetti United States US$161,000 – US$210,000 pa

Hybrid Permanent

Senior Software Engineer - Developer Tools

As a Senior Software Engineer for Developer Tools, you will develop and maintain compiler toolchains, optimization tools, and circuit transformation libraries that connect quantum developers to IonQ's hardware. You will work closely with the Compiler, QEC, and Applications teams to ensure robust, well-documented, and user-friendly interfaces for advanced quantum computing features, directly impacting the performance and reliability of quantum applications.

IonQ United Kingdom

On-site Permanent