Senior Product Manager – Open Source Software

Salary: £58,000 - 98,000 per year

Requirements:

• Experience in a B2B product role, or a closely related position involving ownership of product direction and prioritisation
• Experience working in a deep-tech environment with complex, evolving problems
• A degree in engineering or science, or equivalent practical experience
• Confidence going technically deep to understand product capabilities, limitations and real-world usage
• Ability to navigate complex trade-offs and shape product strategies that balance user value with feasibility
• High emotional intelligence, with strong active listening, critical thinking and creative problem-solving skills
• Ability to work cross-functionally, influence without authority and build trusted relationships
• Comfort working in ambiguity and adapting direction in a fast-paced, evolving environment
• Enthusiasm for building a product in a new area of technology
• Excellent communication, presentation and documentation skills, with the ability to tailor your style to different audiences
• A proactive mindset, with the ability to identify opportunities and take initiative to drive improvements
• Helpful additional experience: working on open-source software products; building software products that interface with hardware; shipping developer tools such as SDKs, libraries, APIs or CLIs; or exposure to quantum computing

Responsibilities:

• Engage with users, partners and the open-source community to gather insight and feedback
• Analyse product usage, developer behaviour and the broader ecosystem to inform priorities
• Define and communicate Deltakits product vision, strategy and roadmap
• Prioritise features and improvements to drive developer adoption and engagement
• Align cross-functional teams and guide product and technical trade-offs
• Support launches, user engagement and go-to-market activities
• Develop product collateral and ensure strong documentation and onboarding experiences
• Monitor delivery progress and adapt plans as needed
• Drive community engagement and identify opportunities for growth and new use cases

Technologies:

• Hardware
• Support
• LESS
• Marketing

More:

We are Riverlane, a world leader in quantum error correction (QEC), working to help make fault-tolerant quantum computing a reality. Our mission is to master QEC and unlock new possibilities for human progress. We have raised more than $125 million to accelerate our research and development and partner with leading quantum hardware providers and government agencies. This full-time, permanent role is based in Cambridge, UK, with hybrid working; we will also consider part-time applications, and applicants can indicate their preferred schedule in their cover letter. The salary is £68,000–£84,000 depending on experience. You will work at the heart of Deltakit, our open-source QEC software development kit, collaborating with users, partners and cross-functional teams to shape its product direction and community presence. We offer an annual bonus plan, private medical and life insurance, a contributory pension scheme, equity, 28 days of annual leave plus bank holidays, enhanced family leave, and learning and development opportunities, including training and conference budgets. Our diverse team brings together experts across software and hardware development, quantum information theory, physics and mathematics, and more than 20 nationalities. We are an equal opportunities employer and welcome applications from eligible, suitably qualified candidates. We encourage applications even if you do not meet every qualification and are happy to discuss adjustments to the application or selection process. To apply, please submit a CV and covering letter explaining your interest and relevant skills and experience; we review applications as they arrive and interview suitable candidates on a rolling basis.

last updated 39 week of 2026