Latest Quantum Software Engineer Jobs

Spotlight
Riverlane logo

Lead Quantum Error Correction Researcher

Lead Quantum Error Correction (QEC) ResearcherBoston, MA, US | Full-time | Permanent | HybridSalary: $145,000 to $240,000 DOEAbout usRiverlane’s mission is to master quantum error correction (QEC) and unlock a new age of human progress. From advances in material and...

Spotlight
Riverlane logo

Quantum Error Correction Researcher (Algorithms)

As a QEC Researcher (Algorithms) at Riverlane, you will work on quantum algorithms and their implementation on future fault-tolerant quantum computers. You will collaborate with a multidisciplinary team, contribute to academic research, and optimize quantum circuit compilation for specific QEC primitives.

Riverlane Cambridge, United Kingdom £60,000 – £85,000 pa
Hybrid Permanent
Infleqtion logo

Quantum Software Engineer - QEC

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
Infleqtion logo

Quantum Software Engineer - Algorithms & Applications

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
Quantinuum logo

Director of Software US or UK - 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 both the US and UK, ensuring the software ecosystem aligns with hardware advancements and customer needs, while staying at the forefront of quantum computing trends.

Quantinuum United Kingdom US$238,050 – US$297,563 pa
On-site Permanent
Quantinuum logo

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
Universal Quantum logo

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
Universal Quantum logo

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
Oxford Ionics logo

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
PQShield logo

Senior Software Engineer

As a Senior Software Engineer at PQShield, you will design and implement secure cryptographic solutions, focusing on classical and post-quantum cryptography. You will work on optimizing performance, hardening implementations against attacks, and ensuring compliance with security standards. Collaboration with cross-functional teams, including hardware and security engineers, is key to this role.

PQShield United Kingdom
Remote Permanent
Riverlane logo

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
Oxford Ionics logo

Software Engineering Runtime Manager - UK-031

This role involves leading and managing a team of software engineers responsible for developing the runtime software that powers Oxford Ionics' quantum computers. You will work closely with quantum scientists and engineers to ensure the team delivers high-quality software solutions on time, while maintaining a balance between speed and quality.

Oxford Ionics Oxford, United Kingdom
Hybrid Permanent
Riverlane logo

 Senior Embedded Software Engineer (Firmware)

Senior Embedded Software EngineerCambridge, UK | Full-time | Permanent | HybridSalary: £70,000 to £90,000 DOEThe salary range for this role is broad, as we are able to consider varying levels of experience. Any offer made will carefully take into account...

Riverlane Cambridge, United Kingdom
Nu Quantum logo

Optics Engineer

Contract Type: Full-time, PermanentLocation:Cambridge, UKVisa Sponsorship availableClosing date for applications: Wednesday 20th May 2026 at 5pm (UK time).Join Nu Quantum - Shaping the Future of TechnologyNu Quantum is at the forefront of quantum computing and advanced technology, driven by innovation,...

Nu Quantum Cambridge, United Kingdom
On-site Permanent

Systems Engineer

The Systems Engineer will lead the transformation of hardware prototypes into manufacturable and scalable quantum products. Key responsibilities include system-level design, requirements capture, documentation, modelling, simulation, and coordinating integration and validation processes. You will work closely with a multidisciplinary team of physicists, hardware and software engineers, and product teams to ensure seamless integration and lifecycle performance.

ColdQuanta Oxford, United Kingdom
Hybrid Permanent
Quantemol Ltd logo

Computational Physicist (Quantum Chemistry)

This role involves developing and maintaining simulation software for electron-molecule collisions, working with established quantum chemistry codes, and performing cross section calculations for customers. You will collaborate with leading academic partners, contribute to scientific publications, and support customer-facing projects.

Quantemol Ltd London, United Kingdom
Hybrid Permanent
Nu Quantum logo

Quantum Control Scientist

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