Latest Quantum Physicist Jobs

Quantum Scientist - Applied QEC

This role involves working closely with Riverlane's partners to design, run, and interpret quantum computing experiments, focusing on quantum error correction (QEC). You will support customers in achieving their first QEC results, collaborate with internal teams to resolve issues, and contribute to ongoing research and product development. The position requires a strong background in quantum computing and excellent communication skills.

Riverlane Boston, United Kingdom £135,000 – £170,000 pa

Hybrid Permanent

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

Director of Open-Source Software

Cambridge, UK | Full-time | Permanent | HybridSalary: £125,000 to £150,000 DOE + Bonus + EquityAbout usRiverlane’s mission is to master quantum error correction (QEC) and unlock a new age of human progress. From advances in material and climate science,...

Riverlane Cambridge, United Kingdom

Senior Electronics Engineer

As a Senior Electronics Engineer, you will design, develop, and test electronics subsystems for cutting-edge quantum computers. Your responsibilities include schematic capture, PCB layout, high-speed signal integrity, and hands-on testing of quantum control hardware, contributing to the success of the hardware team.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Senior QPU Evaluation Scientist - UK-007

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

Quantum Algorithms Scientist

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

Quantum Algorithms Scientist

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 London, United Kingdom

Hybrid Permanent

Business Development Manager - Quantum for Defence & Space

ABOUT THE COMPANYInfleqtion is a global quantum technology company delivering advanced sensing, precision timing, and quantum computing technologies to government and commercial customers. We develop and deploy cutting-edge quantum solutions that enhance navigation, positioning, communications, quantum information processing, and sensing...

Infleqtion Kidlington, United Kingdom

Hybrid Permanent

Optics Engineer

Contract Type: Full-time, PermanentLocation:Cambridge, UKVisa Sponsorship availableClosing date for applications: Wednesday 20th May 2026 at 5pm (UK time).Join Nu Quantum - Shaping the Future of TechnologyNu Quantum is at the forefront of quantum computing and advanced technology, driven by innovation,...

Nu Quantum Cambridge, United Kingdom

On-site Permanent

Lab Technician

As a Lab Technician, you will work closely with a multidisciplinary team to support the assembly, integration, testing, and maintenance of quantum computing machines. Your responsibilities will include performing functional tests, calibrations, and maintaining a clean and organized laboratory environment.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent

Supply Chain & Procurement Lead

AtUniversal 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. As we scale from...

Universal Quantum Haywards Heath, United Kingdom

Hybrid Permanent

Cryptographer

The Cryptographer role involves collaborating with sales and technical teams to explain cryptographic concepts, prepare technical presentations, and design secure solutions. You will also support RFP responses, risk assessments, and engage with the academic cryptography community, maintaining up-to-date knowledge of cryptographic protocols and compliance standards.

Arqit United Kingdom

Hybrid Permanent

I'd love to work at PQShield - Speculative Application

Join Our Pioneering Team in Post-Quantum Cryptography and RISC-VEstablished in 2018, our deep-tech startup is at the forefront of developing a RISC-V MCU-based subsystem, integrating advanced post-quantum cryptography algorithms and security features. With the feasibility of our technology confirmed and...

PQShield United Kingdom

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

General Interest in working for Quantinuum - London-Cambridge-Oxford

This role involves contributing to the development of quantum computing technologies, including quantum hardware and software, quantum chemistry, AI, machine learning, encryption, and more. You will work with a team of leading scientists and engineers to drive breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI.

Quantinuum United Kingdom

On-site Permanent