Latest software engineer Jobs

Lead Quantum Error Correction Researcher

As a Senior Quantum Error Correction Researcher, you will lead high-impact research projects and manage a small team within a multidisciplinary group. Your role involves hands-on research, mentoring, and strategic direction, contributing to Riverlane's mission of building the world's first QEC stack and advancing fault-tolerant quantum computing.

Riverlane Cambridge, United Kingdom £72,000 – £140,000 pa

Hybrid Permanent

Lead Quantum Error Correction Researcher

As a Lead Quantum Error Correction Researcher, you will lead high-impact research projects and manage a small team, pushing the boundaries of QEC. You'll collaborate with a multidisciplinary team, translate research into practical outcomes, and build strong relationships with external partners and customers.

Riverlane £145,000 – £240,000 pa

Hybrid Permanent

Senior Counsel (Commercial Contracts) / (6 months)

The Senior Counsel will manage corporate contracts and legal activities, focusing on drafting and negotiating various agreements, providing legal advice, and supporting compliance. You will work closely with the legal team and cross-functional stakeholders to ensure the company's growth and innovation are legally sound and compliant.

Quantinuum United Kingdom

Hybrid Contract

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

Senior Photonics Engineer, Optical Interfaces

The role involves developing ultra-low-loss optical interfaces for quantum computing systems, combining device concept development, optical simulation, and experimental validation. The engineer will work closely with internal and external teams to assess and mature new approaches for mode conversion and coupling, ensuring solutions are both high-performing and practical.

PsiQuantum Runcorn, WA7 1UP, 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

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

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

Sales Director - Japan

Sales Director (Japan)Industry Focus: Semiconductor, Security Hardware & Software, Hyperscalers, Networking & Telecom, AutomotiveTerritory: JapanOpening date: April 2026💼 About the roleHere at PQShield we are at the forefront of Post-Quantum Cryptography that is changing how the world operates. We’ve helped...

PQShield 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

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

Quantum Scientist, Quantum Computing Services

This role involves developing and operating QuEra's Gemini-class quantum computer at the AIST facility in Tsukuba, Japan. Responsibilities include system integration, performance optimization, customer collaboration, and scientific application support, working closely with teams in the US and Japan.

Quera Computing United Kingdom

On-site Permanent

Quantum Systems Scientist - Oxford

This role involves ensuring the continuous operation and performance of trapped-ion quantum systems, focusing on system diagnostics, uptime enhancement, and collaborative problem-solving. You will work with complex optomechanical systems, build monitoring tools, and drive technical improvements to enhance system reliability.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Senior AMO Physicist

The Senior AMO Physicist will contribute to ongoing research projects and the development of neutral atom quantum computing systems. Responsibilities include translating product requirements into system designs, executing simulations, and integrating complex opto-mechanical systems. The role involves close collaboration with physicists and engineers, working in a fast-paced environment with tight deadlines and shifting priorities.

Infleqtion Harwell, United Kingdom

Hybrid Permanent

Principal 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