Research Software Engineer

We are hiring a Research Software Engineer to join our Cambridge-based Quantum Software team. As a member of our Quantum Software R&D team, you will focus on optimising quantum circuits. Your responsibilities will include developing software for compiling quantum circuits and designing and implementing algorithm-specific quantum circuit constructions. You will have the freedom to think independently and creatively within the team, making a real impact. Your work will be motivated by the requirements of application-focused research groups, and your contributions will be integrated into our quantum software ecosystem, including TKET, our quantum compiler, and used by quantum programmers around the world.

Responsibilities:

• Develop high-quality softwarein various programming languages, potentially including Python, C++, and Rust.
• Contribute to TKET, our quantum compiler, as well as other software packages within our quantum software ecosystem.
• Conduct original research in quantum computing, with a focus on quantum circuit optimisation
• Stay informed about the latest research in quantum circuit design and compilation, sharing key ideas with colleagues.

Key Requirements:

• Have experience programming, ideally in Python, C++, or Rust.
• Be willing to learn new programming languages.
• Be an independent worker capable of understanding technical and advanced research material and transferring new ideas into code.
• Be able to present and discussnew research ideas in a collaborative environment.
• Hold a master's degree or PhD in Mathematics, Physics, or Computer Science.

Desirable Skills:

• Strong knowledge of quantum circuit design and compilation, including Fault Tolerant circuits.
• Published research in the field of quantum computing.
• Experience with quantum software kits such as TKET and Qiskit, either as a user or contributor.
• Experience ofsoftware development in a commercial environment, using version control, issue trackers and similar tools.

What is in it for you?

Working alongside a highly talented team, with leading names in the quantum computing industry. We offer a highly competitive package, equity, 28 days of paid holiday (in addition to public holidays), a workplace pension, a positive approach to flexible working and enhanced parental and adoption benefits.

About Us:

Science Led, Enterprise Driven – Accelerating Quantum Computing

Quantinuum is the world’s largest integrated quantum company, pioneering powerful quantum computers and advanced software solutions. Quantinuum’s technology drives breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI. With approximately 500 employees, including 370+ scientists and engineers, Quantinuum leads the quantum computing revolution across continents.

We unite best-in-class software with high-fidelity hardware to accelerate quantum computing. With integrated full-stack technology, our world-class team is rapidly scaling quantum computing. We’re hiring the world’s best talent to make it happen. Join us!

Quantinuum recently secured $300m in funding, visit our news pages to learn more about this and other Quantinuum scientific breakthroughs and achievements: https://www.quantinuum.com/news

Please note that employment with us is subject to successfully passing our pre-employment screening checks. We are an inclusive equal opportunity employer. You will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, or veteran status.