Cambridge, UK | Full time | Permanent | Hybrid

Salary: £60,000 to £75,000 DOE

The 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 level of experience (including relevant industry experience), transferable relevant skills and previous relevant achievements.

About us

the company’smission is to master quantum error correction (QEC) and unlock a new age of human progress. From advances in material and climate science, to complex chemistry simulation for new drug design, quantum computers will help humanity solve some of its most important challenges. But without QEC, the industry’s defining technical challenge, such breakthroughs can never be achieved.the company is the world leader in QEC technology. QEC is a complex problem that requires a range of skills,talentand passion.

Having raised more than $125M in funding to date to accelerate our cutting-edge R&D; in quantum error correction (QEC), the company partners with many of the world’s leading quantum hardware providers and government agencies to make fault-tolerant quantum computing a reality.We’re making remarkable progress and growing fast.

About the role

As a Software Engineer at the company, you will help build the world’s first Quantum Error Correction (QEC) stack, a critical step towards making useful quantum computing a reality.

This role sits within the company’s Explore research team, which focuses on advancing our decoding algorithms at the core of the QEC stack. These algorithms underpin both our product development and our research efforts and form a central part of how we push the field forward. The team brings together mathematicians, physicists and engineers, working closely across disciplines on challenging technical problems.

You will collaborate directly with researchers,



contributing to research code, internal tools and production software. Your work will play an important role in translating new ideas into robust, high-quality software that colleagues and customers can rely on.

What you will do

- Developing research ideas and prototypes into correct, maintainable, and fast code.
- Deliveringreliable and optimisedsoftware implementations ofcutting-edgedecodingalgorithm.
- Maintaining and evolvingrepositories and software releases at the high engineering level.
- Extendingthe company’ssoftware tools forquantum simulationand QEC decodingand analysis.
- Sharingexpertiseand collaboratingwith other teams atthe companyto guidethe development of various parts of the QEC stack.

What we need

- MSc in Mathematics, Physics, Computer Science, or a related technical field (or equivalent professional experience)
- ProficiencyinC++and Pythonisessential
- Experiencewithcollaborative programming
- Experience with software engineering tools: CI/CD, containers, version control, static and dynamic code analysis
- Confidence in basics of linear algebra, discrete mathematics, and probabilities
- Strong problem-solving skills
- Ability to work effectively,both independently and as part of a team
- A passion for learning and curious mindset
- An interest in quantum computing
- Strong written and oral communication skills, with the ability to discuss complex ideas with a variety of audiences, in a clear andsimple way

Even better if you have…





- Experience of shipping software to users
- Experience of quantum computing
- Experience ofGPUprogramming

What can you expect from us

- A comprehensive benefits package that includesan annual bonus plan,private medical insurance, life insurance, and acontributory pension scheme
- Equity, so that our team can share in the long-term success of the company
- 28 days annual leave,plus bank holidays and enhanced family leave
- A diverse work environment that brings together experts in many fields (including software and hardware development, quantum information theory,physicsand maths) and over 20 different nationalities
- A learning environment that encourages individual, team and company growth anddevelopment, including a regular programme of learning events and training and conference budgets

Everyone is welcome at the company. We are an equal opportunities employer and encourage applications from eligible and suitably qualified candidates regardless of age, disability, ethnicity, gender, gender reassignment, religion or belief, sexual orientation, marital or civil partnership status, or pregnancy and maternity/paternity.

Women and other underrepresented groups may be less likely to apply for a role unless they meet all or nearly all of the requirements.If this applies to you, we still encourage you to apply - you may be a great fit, even if youdon’tmeet every single qualification.We’dlove to hear from you.

If you need any adjustments made to the application or selection process so you can do your best, please let us know. We will be happy to help.

GDPR notice: the company collects and processes personal data in accordance with applicable data protection laws. If you are a European Job Applicant see theprivacy notice for further details.

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📌 Research Software Engineer (Town of Cambridge)
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📍 Town of Cambridge