Latest Quantum Algorithm Engineer Jobs

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

Senior Photonics Engineer, Optical Interfaces

Develops ultra-low-loss optical interface solutions between dissimilar waveguiding platforms using photonic device design, simulation, and experimental validation. Focuses on mode conversion and coupling for scalable quantum computing systems. Works closely with internal teams and external partners to mature practical, manufacturable solutions.

PsiQuantum Runcorn, WA7 1UP, United Kingdom £64,000 – £76,500 pa

On-site Permanent

Mechanical Design Engineer – Photonic Hardware

This role involves designing precision mechanical and thermal systems for photonic quantum computing hardware, focusing on robustness, manufacturability, and performance in controlled environments. The engineer will work closely with cross-functional teams to translate system requirements into hardware solutions, conduct simulation and validation, and support prototyping and supplier collaboration. The position is based at Daresbury and supports the development of scalable, fault-tolerant quantum systems.

PsiQuantum Runcorn, WA7 1UP, United Kingdom £50,000 – £56,000 pa

On-site Permanent

Staff FPGA Engineer

Design and develop FPGA-based signal processing and control systems for quantum computing hardware. Develop RTL modules, simulate and verify control algorithms, and implement firmware for high-speed waveform generation and digital control loops. Work closely with hardware and software teams to deliver real-time quantum control systems using Xilinx Ultrascale+ devices and industry-standard tools.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Staff FPGA Engineer

Design and develop FPGA-based signal processing and control systems for quantum computing hardware, including RTL module development, simulation, and firmware testing. Implement real-time control logic using Vivado and verify performance through unit and system-level testing. Collaborate with cross-functional teams to deliver high-performance embedded solutions for trapped-ion quantum systems.

Oxford Ionics Oxford, Oxfordshire, United Kingdom

Lead Software Engineer

Leads a cryptographic software IP team, overseeing the full software development lifecycle from design to customer delivery. Responsible for technical leadership, architectural decision-making, mentoring engineers, and ensuring high-quality implementation of embedded security solutions. Works closely with hardware teams and customers, with a strong focus on post-quantum cryptography and secure software design.

PQShield United Kingdom

Remote Permanent

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

This is a general interest application role for candidates with experience or interest in quantum technologies. The position serves as a talent pool for future openings across quantum hardware, software, quantum chemistry, AI/ML, encryption, and algorithms. Applicants may be contacted for specific roles in London, Cambridge, or Oxford as opportunities arise.

Quantinuum United Kingdom

On-site Permanent

Internship Opportunities with Quantinuum 2026 - UK/Germany

This role involves contributing to cutting-edge projects in quantum computing across areas such as quantum software development, algorithms, machine learning, cybersecurity, and hardware. Interns will work on specific technical projects or client collaborations, gaining experience alongside leading scientists and engineers. The internship is project-based, typically lasting 3–6 months, with opportunities for progression into full-time roles.

Quantinuum United Kingdom

On-site Internship

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

Director of Technology - Quantum

Lead the strategic development and delivery of quantum and photonics technology programmes across research, industry, and government stakeholders. Drive collaborative R&D initiatives, define technology roadmaps, and mentor technical teams focused on software, algorithms, and use cases—without hardware development. Shape national capability by translating emerging quantum technologies into practical applications and informing policy through evidence-based experimentation.

Digital Catapult London, United Kingdom £100,000 – £130,000 pa

Hybrid Permanent

2026 Applied Scientist Intern, Amazon University Talent Acquisition

An Applied Science Intern at Amazon will design and develop end-to-end systems, working on cutting-edge problems in machine learning, AI, robotics, or related fields. You'll create algorithms, models, and technical solutions while collaborating with scientists and deploying projects into production. The role emphasizes innovation, customer focus, and the potential to publish research at top-tier conferences.

Amazon London, United Kingdom

Permanent

Quantum Error Correction Researcher

Design and evaluate quantum error correction protocols for distributed quantum systems using numerical simulations and collaborative development. Work closely with theorists, experimentalists, and software teams to advance scalable quantum architectures. Contribute to publications, patents, and conference presentations to disseminate research outcomes.

Nu Quantum Cambridge, United Kingdom

On-site Permanent

Quantum & Cryptography Principal Sales Specialist, UK Public Sector

Lead commercial strategy for AWS quantum computing and cryptography services across UK public sector institutions, from central government and defence to NHS and local authorities. Drive adoption of quantum-safe technologies and cybersecurity solutions by engaging senior leaders, shaping go-to-market plans, and navigating complex procurement environments. Work at the intersection of national security, emerging tech, and public service transformation to deliver mission-critical outcomes.

Amazon London, United Kingdom

Hybrid Permanent Clearance Required

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