Latest Quantum Cryptography Jobs

Software Engineer (Modelling & Simulations)

AtUniversal Quantum,we aim to make the world a better place by developing a new computer technology. Together, we are creating truly impactful quantum computers. Our machines will be capable of solving problems until now considered impossible, with applications ranging across...

Universal Quantum Haywards Heath, United Kingdom

Hybrid Permanent

Software Engineer (Compilers)

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

Hybrid Permanent

Senior Research Software Engineer

ABOUT THE COMPANYInfleqtion 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...

Infleqtion Kidlington, United Kingdom

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

System Architect, Simulations & Models

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 United Kingdom

Photonic Layout Engineer

As a Photonic Layout Engineer, you will be responsible for the layout of photonic integrated circuits (PICs) that are crucial for the Quantum Processor Units (QPUs) in Oxford Ionics' quantum computers. You will work closely with scientists, photonic design engineers, and fabrication engineers to integrate photonic components into multi-layer chips, ensuring the effective delivery of devices that support scaling to thousands of qubits. Your role will involve layout verification, producing reticle-size layout files, and contributing to the design workflow of integrated photonics.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Technical Programme Manager - QPU

This role involves owning the programme execution for silicon device development in quantum computing, working closely with physicists and engineers to translate complex technical work into clear plans and deliverables. The Technical Programme Manager will drive cross-functional execution, manage dependencies, and ensure alignment with stakeholders, while continuously improving engineering workflows across the hardware lifecycle.

Oxford Ionics Oxford, United Kingdom

Hybrid Permanent

Integration Software Engineer

As an Integration Software Engineer at Riverlane, you will design and build embedded software components for the quantum error correction stack, Deltaflow, and integrate it into world-class quantum computing systems. You will collaborate with the engineering, product, and quantum physics teams to ensure seamless deployment and performance, working hands-on in areas outside your expertise and directly with customers.

Riverlane Cambridge, United Kingdom £65,000 – £80,000 pa

Hybrid Permanent

Software Development Engineer in Test

As a System Test Engineer at Riverlane, you will play a crucial role in ensuring the quality and reliability of cutting-edge quantum error correction (QEC) solutions. You will work closely with engineering teams to design and execute tests, identify integration issues, and improve the system test infrastructure. This role offers the opportunity to work on complex, large-scale projects and contribute to groundbreaking advancements in quantum computing.

Riverlane Cambridge, United Kingdom £60,000 – £80,000 pa

Hybrid Permanent

Director of Software - 800

As the Director of Software, you will lead the development of a high-performance software stack for quantum computers, including front-end languages, compilers, and applications. You will manage teams in the US and UK, ensuring the software ecosystem aligns with hardware advancements and customer needs.

Quantinuum United States US$238,050 – US$297,563 pa

On-site Permanent

Chief Architect for Developer Tools - 802

As the Chief Architect for Developer Tools, you will lead the technical direction for Quantinuum’s quantum software tools, working closely with hardware teams to ensure the software stack is scalable and optimized. You will mentor senior engineers, set coding standards, and drive the technical roadmap to deliver robust, production-ready systems.

Quantinuum Cambridge, United Kingdom

On-site Permanent

Lead Engineer, Lithography

This role involves leading the development and optimization of lithography processes for quantum computing hardware. You will work closely with EBL hardware experts to optimize beam-resist interactions and provide technical vision for track and optical lithography modules. The position requires hands-on experience in lithography, process development, and cleanroom environments.

Rigetti United States US$165,000 – US$205,000 pa

On-site Permanent

Mechanical Engineer-Hardware Integration and Reliability

This role involves designing, prototyping, and integrating mechanical systems for quantum computers, with a focus on precision, thermal management, and safety. The engineer will work hands-on in the lab, coordinate with local suppliers, and collaborate with international teams.

Quera Computing United Kingdom

Hybrid Permanent

Clinical Negligence Solicitor

Clinical Negligence Solicitor (5+ PQE)Reading | Primarily Remote Working (Two Office Days Per Month)Competitive Salary + Bonus + Excellent BenefitsOur client is seeking an experiencedClinical Negligence Solicitor (5+ years PQE) to join its growing Claimant Clinical Negligence team. This is...

G2 Legal Reading, United Kingdom £55,000 – £75,000 pa

Permanent

MEP Revit Technician

This contractor is an employee-owned business, our people are at the heart of everything we do. When you join us, you aren't just an employee you are a stakeholder in our collective success.We are looking for a talented Revit Coordinator...

Fawkes & Reece London Swindon, Wiltshire, United Kingdom £35,000 – £50,000 pa