Quantum Computing Jobs

Quantum Scientist - Experimental

As a QEC Applications Scientist, you will support Riverlane's customers and partners in achieving successful QEC demonstrations using Deltaflow. You will work with various qubit architectures, present results externally, and influence product development and educational content creation.

Riverlane Cambridge, United Kingdom £62,000 – £75,000 pa

Hybrid Permanent Part-time

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

Technical Programme Manager - QPU

This role involves owning the programme execution for silicon device development in quantum computing, working closely with physicists and engineers to translate complex technical work into clear plans and deliverables. The Technical Programme Manager will drive cross-functional execution, manage dependencies, and ensure alignment with stakeholders, while continuously improving engineering workflows across the hardware lifecycle.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Senior Compiler Engineer - Systems Team

This role involves developing and optimizing compiler software for Riverlane's DeltaFlow hardware, enabling integration with quantum control systems. The engineer will adapt low-level code in Python and C++ to ensure reliable data communication, benchmark system performance, and troubleshoot latency issues. Working closely with customers and internal teams, the role bridges technical pre-sales, system deployment, and product development in a cutting-edge quantum computing environment.

Riverlane Cambridge, United Kingdom £68,000 – £100,000 pa

Hybrid Permanent

Opto Mechanical Engineer

This role involves collaborating with a cross-functional team to design, build, and test optomechanical systems for quantum computing. Responsibilities include gathering system requirements, using simulation tools, creating CAD models, and characterizing components for performance and reliability.

Infleqtion Oxford, United Kingdom

Hybrid Permanent

HR Coordinator

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

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

Quantum Electronics Engineer

The Quantum Electronics Engineer will design and develop advanced electronic and electro-optic systems for quantum computing, focusing on RF design, electro-optic modulation, and low-latency control systems. You will collaborate closely with senior engineers and photonics teams to integrate electronics with optical systems and optimize complex quantum hardware.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

Head of Quantum Hardware

Contract Type: Full-time, PermanentLocation:Cambridge, UKVisa Sponsorship availableJoin Nu Quantum - Shaping the Future of TechnologyNu Quantum is at the forefront of quantum computing and advanced technology, driven by innovation, diversity, and a commitment to excellence. We’re creating an environment where...

Nu Quantum Cambridge, United Kingdom

On-site Permanent

AMO Physicist

Contract Type: Full-time, PermanentLocation:Cambridge, UKVisa Sponsorship availableJoin Nu Quantum - Shaping the Future of TechnologyNu Quantum is at the forefront of quantum computing and advanced technology, driven by innovation, diversity, and a commitment to excellence. We’re creating an environment where...

Nu Quantum Cambridge, United Kingdom

On-site Permanent

Quantum Algorithms Engineer

Phasecraft is the quantum algorithms company. We are building the mathematical foundations for quantum computing applications that solve real-world problems. Founded in 2019 by Toby Cubitt, Ashley Montanaro and John Morton, we are based in London and Bristol, UK. In...

Phasecraft Bristol, United Kingdom

Hybrid Permanent

Visiting Fellow

Phasecraft is the quantum algorithms company. We are building the mathematical foundations for quantum computing applications that solve real-world problems. Founded in 2019 by Toby Cubitt, Ashley Montanaro and John Morton, we are based in London and Bristol, UK. In...

Phasecraft Bristol, United Kingdom

Hybrid Contract

Director of Software US or UK - 800

The Director of Software will lead the development of a high-performance software stack for quantum computers, including front-end languages, compilers, and applications. This role involves managing teams, aligning with hardware advancements, and ensuring the software ecosystem meets industry standards.

Quantinuum United Kingdom US$238,050 – US$297,563 pa

On-site Permanent

Systems Engineer

The Systems Engineer will lead the transformation of hardware prototypes into manufacturable and scalable quantum products. Key responsibilities include system-level design, requirements capture, documentation, modelling, simulation, and coordinating integration and validation processes. You will work closely with a multidisciplinary team of physicists, hardware and software engineers, and product teams to ensure seamless integration and lifecycle performance.

ColdQuanta Oxford, United Kingdom

Hybrid Permanent

Director of Software - 800

As the Director of Software, you will lead the development of a high-performance software stack for quantum computers, including front-end languages, compilers, and applications. You will manage teams in the US and UK, ensuring the software ecosystem aligns with hardware advancements and customer needs.

Quantinuum United States US$238,050 – US$297,563 pa

On-site Permanent