Latest quantum software developer Jobs

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

Chief Platform Architect - 801

The Chief Platform Architect will lead the design and development of Quantinuum’s quantum software developer platform, ensuring scalability, security, and performance. Key responsibilities include defining the technical roadmap, mentoring senior engineers, and collaborating on hardware-software co-design efforts.

Quantinuum United States US$208,000 – US$260,000 pa

Hybrid Permanent

Scientific Software Engineer - Compiler

This role involves developing and maintaining domain-specific languages for QuEra’s compiler pipeline, integrating high-level applications with low-level hardware, and collaborating with physicists and engineers to advance quantum computing technologies. You will work on cutting-edge challenges in compiler design, hardware integration, and quantum error correction, using tools like Python, C++, and Kirin.

Quera Computing United Kingdom

On-site Permanent

Senior Technical Program Manager (TPM)

The Senior Technical Program Manager will lead the planning and execution of complex engineering programs at Rigetti, coordinating between research scientists, hardware engineers, and control systems to deliver integrated quantum systems on schedule. The role involves managing program roadmaps, milestones, and integration schedules, while ensuring alignment with company priorities and driving operational excellence in a fast-moving, research-driven environment.

Rigetti United States US$160,000 – US$190,000 pa

Hybrid Permanent

Senior Product Manager - Software

This role involves working closely with users, partners, and cross-functional teams to shape the product direction and roadmap for Deltakit, Riverlane’s open-source software development kit for quantum error correction. You will gather user insights, define product vision, and drive community engagement to build a compelling product that addresses real-world challenges in quantum computing.

Riverlane Cambridge, United Kingdom £72,000 – £90,000 pa

Hybrid Permanent

Director of Open-Source Software

Cambridge, UK | Full-time | Permanent | HybridSalary: £125,000 to £150,000 DOE + Bonus + EquityAbout usRiverlane’s mission is to master quantum error correction (QEC) and unlock a new age of human progress. From advances in material and climate science,...

Riverlane Cambridge, United Kingdom

Senior DevOps Engineer

As a Senior DevOps Engineer at Oxford Ionics, you will play a crucial role in shaping the development and deployment infrastructure for cutting-edge quantum computing systems. You will collaborate with software, IT, and science teams to enhance CI/CD pipelines, manage deployment procedures, and maintain monitoring systems, ensuring the reliability and efficiency of quantum computing operations.

Oxford Ionics Oxford, United Kingdom

On-site Permanent

Senior Software Engineering Manager

Leads a software engineering team building critical internal systems for quantum computer design, fabrication, and characterization. Focuses on developing scalable data platforms, scientific tooling, and workflow automation that integrate with hardware development processes across quantum physics and engineering domains.

Rigetti United States US$220,000 – US$250,000 pa

On-site Permanent

Quantum Computational Science Specialist

This role involves leading research in quantum computational science, developing quantum algorithms and hybrid classical-quantum workflows for fault-tolerant quantum computers. The specialist will work on advanced applications such as quantum linear equation solvers, state reconstruction, and tensor network methods, leveraging high-performance computing to simulate and validate systems prior to hardware deployment. Collaboration with academic, industrial, and government partners is central to shaping Rolls-Royce’s future engineering simulation capabilities.

Rolls Royce Derby, Derbyshire, DE1 3AE, United Kingdom

Hybrid Permanent

Technical Team Lead

This role involves leading a distributed software engineering team while maintaining hands-on technical contribution in the development of post-quantum cryptography solutions. The Technical Team Lead will guide full-stack software design, implementation, and deployment, ensuring high performance and resilience. Emphasis is placed on agile practices, code quality, and fostering a collaborative, high-performance culture within a cutting-edge cybersecurity environment.

Arqit United Kingdom

Hybrid Permanent Clearance Required

Mechanical Design Engineer – Photonic Hardware

This role involves the mechanical and thermal design, prototyping, and validation of high-specification photonic hardware for quantum computing. The engineer will work closely with photonics, systems, and architecture teams to develop robust, testable, and manufacturable hardware for controlled environments, focusing on precision assemblies, thermal management, and environmental control.

PsiQuantum Runcorn, WA7 1UP, United Kingdom

On-site Permanent

Senior QPU Evaluation Scientist - UK-007

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 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

Scientific Software Engineer - Compiler

This role involves developing and maintaining QuEra’s compiler infrastructure for neutral-atom quantum computers, designing domain-specific languages, and integrating simulation tools with the compiler pipeline. You will work closely with physicists and software engineers to build cutting-edge quantum computing tools.

Quera Computing Vale Of White Horse, United Kingdom £102,400 – £166,400 pa

On-site Permanent