Latest Software Development Jobs

Internship Opportunities with Quantinuum 2026 - UK/Germany

As part of our mission to expand our world class team at Quantinuum, we look for talented and high potential individuals to join us in internship positions. These positions normally have a duration between 3-6 months, with the majority focused...

Quantinuum United Kingdom

Software Engineering Runtime Manager - UK-031

Quantum is now, and it's built here.Oxford Ionics, now part of IonQ, is pioneering the next generation of quantum computing. Using our world-leading trapped-ion technology, we’re building the most powerful, accurate and reliable quantum systems to tackle problems that today’s...

Oxford Ionics Oxford, United Kingdom

Quantum Scientist - Experimental

As a QEC Applications Scientist, you will support Riverlane's customers and partners in achieving successful QEC demonstrations using Deltaflow. You will work with various qubit architectures, present results externally, and influence product development and educational content creation.

Riverlane Cambridge, United Kingdom £62,000 – £75,000 pa

Hybrid Permanent Part-time

System Test Engineer

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

Senior Quantum Engineer - Quantum Processors

This role involves designing and executing experiments on silicon-based quantum systems, supporting the architectural design of scalable quantum computing systems, and optimizing cryogenic infrastructure. You will work closely with a high-impact, interdisciplinary team to develop and test quantum devices, contributing to the advancement of quantum computing technology.

Quantum Motion

On-site Permanent

Senior Software Infrastructure Engineer (DevOps)

This role involves developing, managing, and maintaining software services in a hybrid cloud and on-premises infrastructure. You will lead the evolution of a robust hybrid-cloud environment, optimize performance and cost-efficiency, and drive automation for deployment, monitoring, and self-healing systems. The position offers significant opportunities for professional growth and impact within a cutting-edge quantum computing startup.

Quantum Motion London, United Kingdom

Hybrid Permanent

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

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

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

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

This role involves contributing to the development of quantum computing technologies, including quantum hardware and software, quantum chemistry, AI, machine learning, encryption, and more. You will work with a team of leading scientists and engineers to drive breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI.

Quantinuum United Kingdom

On-site Permanent

Computational Physicist

The role involves developing and maintaining FORTRAN-based plasma simulation codes, performing code validation, and interfacing with a small team. Responsibilities include analysing simulation outputs, staying updated with the latest plasma physics research, and participating in customer meetings and international conferences.

Quantemol Ltd London, United Kingdom

Hybrid Permanent

Sales Executive

The Sales Executive role at Quantemol involves driving new business and managing customer success by collaborating with internal scientists to translate complex technical data into commercial opportunities. Responsibilities include proposal development, technical translation, pipeline management, and account expansion, with a focus on the semiconductor, space, and materials processing industries.

Quantemol Ltd London, United Kingdom

Hybrid Permanent

FAE - Japan

FAE(Japan)Industry Focus: Semiconductor, Security Hardware & Software, Hyperscalers, Networking & Telecom, AutomotiveTerritory: JapanOpening date: April 2026Here at PQShield we are at the forefront of Post-Quantum Cryptography that is changing how the world operates. We’ve helped shape all of the first...

PQShield United Kingdom

Sales Director - Japan

Sales Director (Japan)Industry Focus: Semiconductor, Security Hardware & Software, Hyperscalers, Networking & Telecom, AutomotiveTerritory: JapanOpening date: April 2026💼 About the roleHere at PQShield we are at the forefront of Post-Quantum Cryptography that is changing how the world operates. We’ve helped...

PQShield United Kingdom

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