Latest Quantum Cryptography Engineer Jobs

Technical Product Manager (Software Security & Firmware)

This role involves defining and managing the product roadmap for security software, firmware, and cryptographic libraries that integrate with hardware IPs in a post-quantum secure environment. You'll work closely with customers, architects, and security researchers to harden firmware against hardware-level attacks like DPA and SCA, while translating cryptographic standards into technical requirements. The position demands deep technical expertise in embedded systems, RISC-V/Arm architectures, and end-to-end security integration within complex SoC environments.

PQShield United Kingdom

Hybrid Permanent

Technical Product Manager (Hardware Security & IP)

This role involves defining and driving the product roadmap for hardware security IP and post-quantum cryptography solutions within a deep tech semiconductor startup. You'll act as the technical bridge between engineering, security, and business teams, translating cryptographic standards into hardware requirements and guiding integration with customer systems. The position requires deep technical expertise in SoC architecture, security IP, and end-to-end product development in the context of RISC-V and post-quantum security.

PQShield United Kingdom

Remote Permanent

Quantum Error Correction Scientist

Design and simulate quantum error correction protocols tailored to hardware capabilities, characterise qubit noise profiles, and perform resource estimation for large-scale quantum computing applications. Contribute to hardware and software optimisation decisions to improve error correction performance. Work within a forward-thinking team focused on building scalable, impactful quantum computers.

Universal Quantum Haywards Heath, 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 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

Quantum Microchip Designer (Ion Traps)

Design and develop microfabricated Paul traps for scalable quantum computers, performing electromagnetic and thermo-mechanical simulations and working closely with fabrication partners. Collaborate on trap layouts, packaging, and assembly procedures while documenting technical designs and test outcomes.

Universal Quantum Haywards Heath, United Kingdom

Hybrid Permanent

Research Associate in Quantum Computation

This role involves conducting cutting-edge theoretical research in quantum computation, focusing on error suppression across the full stack—from hardware-level noise mitigation to fault-tolerant systems. The researcher will engage in analytical and numerical work, collaborate with experimental and industrial partners, and contribute to scalable quantum architectures. Access to high-performance computing and cloud-based quantum hardware supports simulation and verification of new methods.

Imperial College London London, United Kingdom £50 – £59 pa

Contract

Research Fellow in Quantum Algorithms for Chemical Reaction Networks (828923)

Develop and benchmark quantum algorithms for solving Chemical Reaction Networks (CRNs), focusing on annealing-based optimisation methods and graph-based encodings for neutral atom quantum computers. Conduct numerical simulations of quantum and hybrid quantum-classical approaches, and contribute to publications and collaborative research. Work within a leading quantum technologies group with access to diverse quantum computing platforms.

University of Strathclyde Glasgow, G2 1AL, United Kingdom £47 – £50 pa

Contract

Senior Manager - Quantum Development Tools - 929

This role involves leading engineering teams to develop core quantum software tools, including quantum programming languages, compilers, and toolkits like TKET and Guppy. The manager will guide the evolution of experimental prototypes into robust, production-grade software while collaborating with hardware, theory, and product teams globally. Emphasis is on technical leadership in compiler design and developer tooling within a cutting-edge quantum computing environment.

Quantinuum Cambridge, United Kingdom

Hybrid

PDRA in Theoretical Quantum Science

This role involves conducting theoretical research at the intersection of quantum chaos, quantum control, and quantum technologies, with a focus on fundamental questions in quantum information, many-body dynamics, and operator growth. The researcher will develop analytical and numerical methods to study complex quantum systems, particularly in the context of neutral-atom quantum processors, and contribute to grant writing, publications, and student supervision within a collaborative, interdisciplinary environment.

University of Strathclyde Glasgow, G2 1AL, United Kingdom £37 – £46 pa

Contract

Advanced R&D Scientist - Quantum Algorithms - 920

Develop novel quantum algorithms focused on computational topology and geometry, with an emphasis on extracting topological and geometric invariants from data. Implement and optimize these algorithms on Quantinuum’s quantum hardware, using error mitigation and quantum error correction techniques. Collaborate across the quantum stack and with external partners to advance real-world applications of quantum topological data analysis, while publishing results in top journals and conferences.

Quantinuum United Kingdom

Hybrid Permanent

Postdoctoral Research Associate in Quantum Many-Body Systems

This role involves working on a collaborative quantum science project, specifically focusing on classical benchmarking and numerical methods for simulating highly occupied bosons coupled to qubits. The project aims to address the challenges of simulating complex quantum systems on near-term hardware, with a focus on Pauli propagation and tensor network methods.

King's College London London, United Kingdom £45 – £48 pa

Contract

PhD Studentship: Building Heterogenous Quantum-Dot–Atom Repeaters: Photon Generation, Storage and Conversion for Quantum Networks

This PhD project focuses on developing hybrid quantum-dot and rubidium vapour interfaces for quantum communication networks. The student will work on device fabrication, cryogenic quantum-dot optics, and atomic-vapour experiments, gaining hands-on experience in quantum optics, semiconductor physics, and numerical modelling.

The University of Manchester Manchester, Northern England, United Kingdom £21 pa

Contract

Research Intern: Scalable Fabrication of Superconducting Quantum Devices

The role involves hands-on fabrication of superconducting qubits and Josephson tunnel junctions in a cleanroom environment. Responsibilities include CAD layout, lithography, plasma etching, and device characterization, with a focus on scalable nanofabrication processes.

Rigetti United States US$35 – US$50 ph

On-site Internship

Lecturer or Senior Lecturer in Quantum Sensing and Emerging Technologies

Campus basedJoin us and be part of a vibrant community at Loughborough University.About the UniversityAt Loughborough, we strive for better, think differently, challenge convention and take action. We are passionate about finding solutions to the major problems faced by society...

Loughborough University Loughborough, Midlands Of England, United Kingdom £47 – £67 pa

Permanent