Principal, Solutions Architect - Quantum in London

The Principal, Solutions Architect is the technical owner for a portfolio of strategic customer accounts, partnering closely with Strategic Account Executives to land, shape, and deliver quantum computing solutions that create long-term customer value. This role sits at the intersection of customer technical leadership, commercial account strategy, and Quantinuum’s research and product capabilities. The Principal, Solutions Architect leads technical discovery and solution design across the full customer lifecycle—from early exploration through multi-year programs—ensuring that customer ambitions are matched with feasible, high-impact quantum solutions.

As a Principal, Solutions Architect, you will use your deep industry experience in either Financial Services, Pharmaceuticals / Life Sciences or Chemical and materials verticals to help customers identify challenges that are well suited to near-term quantum approaches. You will then work with them to shape a project scope aligned with our research strengths. In addition, you will provide valuable market feedback to our research team leaders to help keep our research roadmaps aligned with industry needs. You will also be responsible for maintaining a clear, up-to-date catalogue of industry-appropriate use cases that guides both customer engagement and internal research planning.

• Act as the primary technical leader for assigned strategic accounts, partnering with the Strategic Account Executive on account planning and execution.
• Build trusted relationships with customer technical executives, researchers, and engineering leaders.
• Use deep industry experience to help customers identify challenges suited to quantum approaches and Quantinuum’s value proposition.
• Define project scopes with customers that align with our research strengths, and prepare clear, structured proposals.
• Provide clear market feedback to research team leaders to keep roadmaps aligned with industry needs.
• Maintain an up-to-date catalogue of industry-appropriate use cases to support customer engagement and research planning.
• Oversee the creation of high-quality technical and commercial materials to support customer discussions and proposals.
• Stay current on advances in quantum technology and industry news, developing deep expertise in relevant quantum use cases and industry-specific successes and challenges.

• Master’s degree minimum.
• Minimum 8+ years working in industrial research programs in one of Financial Services, Pharmaceuticals / Life Sciences or Chemical and materials verticals.

• PhD in quantum computing, physics, computer science, or related field strongly preferred.
• Experience working with or exposure to quantum technologies.
• Significant experience managing customer relationships, with a track record of delivering successful and technically complex projects.
• Comfortable partnering with sales leaders while maintaining independent technical judgement.
• Strong ability to translate between business objectives and technical execution.
• Executive-level communication skills with both technical and non-technical stakeholders.
• Strong stakeholder management skills and the ability to influence without formal authority.
• Strong organizational skills, with the ability to manage multiple priorities and stakeholders.

• A competitive salary and innovative, game-changing work.
• Flexible work schedule.
• Employer subsidized health, dental, and vision insurance.
• 401(k) match for student loan repayment benefit.
• Equity, 401k retirement savings plan + 12 Paid holidays and generous vacation + sick time.
• Paid parental leave.
• Employee discounts.

Quantinuum is an 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.