Latest Quantum Cryptography Jobs

RF - System Designer

This role involves leading the design and architecture of end-to-end RF delivery systems for quantum computing hardware, including transmission lines to the quantum chip. The designer will define specifications, oversee simulation and testing, and collaborate closely with cross-functional teams including electronics, ASIC, mechanical, and physics engineers. The position emphasizes innovation in RF solutions within a rapidly evolving quantum technology environment.

Universal Quantum Haywards Heath, United Kingdom

On-site Permanent Clearance Required

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

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

ASIC Evaluation Engineer

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

On-site Permanent

Operations & Inventory Manager

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

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

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

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

Optical Architect (Design)

The Optical Architect role involves designing and developing the optical aspects of quantum computing systems, translating abstract quantum protocols into hardware specifications. You will work closely with cross-functional teams to analyze, evaluate, and improve the architectural design, focusing on qubit networking and performance modeling.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

On-site Permanent

Sr. AMO Physicist

This role involves advancing neutral-atom quantum computing systems through experimental design, calibration, and testing of quantum processing units (QPUs). The physicist will diagnose noise and decoherence issues, analyze data to drive improvements, and collaborate with cross-functional teams. Work takes place at Quera’s UK site within a research-intensive, innovation-driven environment.

Quera Computing Vale Of White Horse, United Kingdom

On-site Permanent

Senior FPGA Architect, Control Systems

The Senior FPGA Architect will develop and optimize FPGA-based control systems for quantum processors, working closely with hardware, firmware, and quantum engineering teams. Responsibilities include defining architectures, implementing high-performance digital logic, and ensuring robustness in production environments.

Rigetti United States US$155,000 – US$190,000 pa

On-site Permanent

Head of IT

The Head of IT will lead Riverlane's corporate IT operations and manage the on-premises high-performance computing (HPC) infrastructure. This role involves setting IT strategy, ensuring robust security, and collaborating with engineering and research teams to support quantum computing advancements.

Riverlane Cambridge, United Kingdom £100,000 – £130,000 pa

Hybrid Permanent

Senior Software Engineer - Oxford

As a Senior Software Engineer, you will work on developing a quantum compiler, writing embedded firmware, designing high-level APIs, and advancing internal development infrastructure. You will collaborate with scientists and engineers to build and optimize quantum computing systems using Python, Rust, and custom hardware.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Senior Staff Analogue Designer

This role involves leading the development of key analogue electronics for Quantum Processor Units (QPUs) in a cutting-edge quantum computing environment. You will design, validate, and implement high-performance analogue circuits, collaborate with multi-disciplinary teams, and mentor junior engineers.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent Flexible

Senior Software Engineer - Open Source

As a Senior Software Engineer at Riverlane, you will lead the development of Deltakit, an open-source platform for building and simulating quantum error correction (QEC) experiments. Your role involves driving the design and delivery of new features, improving performance and usability, and ensuring the platform scales with growing user needs. You will also engage with the QEC community to gather feedback and translate it into meaningful improvements, while mentoring and guiding other engineers in the team.

Riverlane Cambridge, United Kingdom £72,000 – £90,000 pa

On-site Permanent