Senior Software Engineer, Quantinuum
Quantum computing company
Open for applications
Quantum computing company
501-1000 employees
Open for applications
501-1000 employees
Company mission
To accelerate quantum computing and use its power to positively transform the world.
Role
Who you are
- This role is ideal for an engineer who enjoys combining frontend excellence, data engineering, and stakeholder collaboration to drive measurable impact
- Bachelor’s degree in Computer Science or equivalent experience
- Minimum 5+ years of experience shipping production‑grade software
- Due to national security requirements imposed by the U.S. Government, candidates for this position must not be a People's Republic of China national or Russian national unless the candidate is also a U.S. or UK citizen
- Professional experience building frontend applications with React
- Experience collaborating in multi‑disciplinary engineering teams
- Ability to translate user needs into technical solutions and roadmap priorities
- Professional experience designing and maintaining data pipelines or analytics workflows that support business decision‑making
- Experience with modern frontend workflows (Next.js, Vite, Webpack)
- Integration testing using browser‑based tools (e.g., Cypress)
- Experience with documentation frameworks or static site generators (Docusaurus, Next.js, Sphinx)
- Solid understanding of HTML, CSS, and web accessibility standards
- Familiarity with Markdown, MDX, or templating systems
- Strong Git/GitHub workflow experience
- Passion for clean code, intuitive UX, and developer‑centric design
- Excellent communication skills and stakeholder collaboration
- Experience with data engineering or analytics platforms (e.g., SQL-based warehouses, ETL/ELT pipelines)
- Familiarity with data visualization or BI tools (e.g., Power BI)
- Search integration experience (Algolia, DocSearch, ElasticSearch)
- Familiarity with CI/CD pipelines (GitHub Actions)
- Experience with headless CMSs (Sanity, Contentful, Strapi)
- Background in technical writing or developer documentation
- Open‑source contributions, particularly in developer tooling or docs
- Familiarity with data platforms
What the job involves
- As a Senior Advanced Software Engineer on the Operational Excellence team, you will own the development and continuous improvement of Quantinuum’s documentation platform while also serving as a key contributor to data engineering and analytics initiatives that support business and product decision-making
- You will focus on building and evolving docs.quantinuum.com, delivering a fast, intuitive, and high-quality documentation experience for quantum computing users
- Approximately 25% of your role will focus on designing, building, and owning data pipelines that support documentation analytics, user engagement insights, and broader operational and business needs
- You will partner closely with software, hardware, product, documentation, and business teams to translate user behavior and platform usage into actionable insights
- The technical vision and roadmap for Quantinuum’s documentation website
- Frontend architecture, UI components, and design consistency
- Developer and writer experience for content contribution
- Site usage analytics and KPIs that inform product and leadership decisions
- Design, build, and maintain data pipelines that support documentation usage analytics, product insights, and operational reporting
- Translate business requirements into reliable, scalable data models
- Design, develop, and maintain a fast, accessible, and responsive documentation site using React and modern frontend technologies
- Collaborate with product managers, technical writers, designers, and engineers to deliver a high‑quality documentation experience
- Build and maintain reusable UI components and a consistent design system
- Integrate content from markdown‑based or headless CMS systems (e.g., MDX)
- Optimize site performance, accessibility, and SEO (Core Web Vitals, lazy loading, WCAG)
- Proactively propose and implement UI/UX enhancements to increase user engagement
- Own and report on documentation site KPIs, including traffic, usage patterns, and search effectiveness
- Participate in code reviews, CI/CD workflows, and quality assurance practices
- Present UI updates and roadmap proposals to internal stakeholders
- Design, implement, and maintain data pipelines supporting documentation analytics, product insights, and business reporting
- Support dashboards and reporting used by leadership and partner teams for strategic decision‑making
- Apply best practices in data modeling, documentation, and governance
- Occasional travel (up to 10%)
- SUCCESS LOOKS LIKE:
- Growth in documentation usage and user community engagement
- Users quickly find accurate answers through an intuitive, performant site
- Writers and engineers can easily contribute and update content
- Measurable improvements in SEO, analytics, and site performance
- Continuous UI/UX improvements driven by data and user feedback
Our take
The processing power of quantum computing (QC) promises to yield substantial advances across dozens of diverse industries, from the development of pharmaceuticals, to the chemical industry and financial services. Billions are being poured into the steady development of these computers, both into the hardware and the specialised software which can harness these devices.
Quantinuum was formed from the merger of Cambridge Quantum and Honeywell, QC software and hardware firms, respectively. These two highly respected companies had independently made quite a stir in the QC space and attracted substantial investment. Their merger has created the world's largest integrated QC company, able to build and operate quantum computers at both the hardware and software levels.
The organisation has moved fast and has already developed software and hardware for the application of QC in chemistry, natural language processing, machine learning, algorithms, and cybersecurity. All of these are exceedingly lucrative and high-stakes areas of business, and it is leaders in precisely these sectors (Google, for example, and IBM) who are investing so heavily in the QC project.
Quantinuum's software is system agnostic, allowing the advances it makes to be used on other quantum computers as well as its own, opening up major business opportunities. So Quantinuum is working in conjunction with some of the sector’s major players, whilst also pursuing high-value customers and lucrative market opportunities. It’s remarkable work, and impressively funded to match. It will continue substantially impacting the progress of key industries going forward.
Freddie
Company Specialist at Welcome to the Jungle
Insights
16% employee growth in 12 months
Company
Funding (last 2 of 10 rounds)
Dec 2020
$45m
LATE VC
Jul 2020
$14.2m
SERIES A
Total funding: $82.2m
Company benefits
- Equity
- A positive approach to flexible working
- Health insurance
- Commuting allowance
- Enhanced holidays
- Incentive schemes
Company HQ
Countryside, Westminster, CO
Leadership
Rajeeb Hazra
(CEO & President)Was previously a Senior Vice President & General Manager at Micron Technology. Before that was Corporate Vice President & General Manager of Enterprise & Government for Intel.
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