Business Development Manager - Quantum for Defence & Space position at Infleqtion.| United Kingdom

_{2026-03-07T08:26:56.042Z} bot

Infleqtion Business Development Manager - Quantum for Defence & Space

Experience: 8-years

Pattern: Full-time

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Kidlington....United Kingdom

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ABOUT THE COMPANY Infleqtion is a global quantum technology company delivering advanced sensing, precision timing, and quantum computing technologies to government and commercial customers. We develop and deploy cutting-edge quantum solutions that enhance navigation, positioning, communications, quantum information processing, and sensing capabilities across defence, space, and critical infrastructure markets. As we expand our UK team, we are seeking a high-potential Business Development Manager to grow our presence across government defence and space sectors (e.g. MOD, UK Space Command, NATO) and leading prime contractors. This role will initially focus on the UK domestic market, while also encompassing responsibilities across the European market as the organisation expands its presence in the region. This role is ideal for a commercially minded professional with experience in the defence and/or space ecosystem who is ready to step into a high-growth, deep-tech environment and accelerate their career in advanced technology sales. LOCATION Infleqtion has offices in the USA, United Kingdom and Australia. This is a full-time position in Kidlington, Oxford (Hybrid, with UK & international travel). Our flexible working policy enables all full-time employees to work up to 2 days a week from home as work permits. POSITION SUMMARY You will support and drive business development activities across defence and space accounts, helping to identify opportunities, build relationships, and convert early-stage engagements into funded programmes and sales. The role spans land, maritime, air, cyber, and space domains, with relevance to sovereign capability programmes. This position offers significant exposure to strategic customers and executive leadership, providing a strong platform for progression into senior business development roles. JOB RESPONSIBILITIES Identify and qualify new opportunities within, for example, UK MOD, UK Space Command, NATO, defence primes, and space primes. Support account strategy development and pipeline management across key defence and space stakeholders in the UK and in Europe. Build and maintain working-level relationships within organisation such as MOD, Dstl, UK Space Agency, NATO, and relevant prime contractors. Contribute to bid and proposal efforts, including RFI/RFP responses, innovation funding calls, and space-related programmes. Coordinate cross-functional teams (technical, engineering, programme management) during opportunity pursuit across defence and space domains. Track defence and space funding calls and framework opportunities (e.g., DASA, NATO DIANA, UKSA calls). Represent Infleqtion at defence and space events and industry forums. Maintain accurate pipeline reporting and CRM management. Identify and qualify new opportunities within, for example, UK MOD, UK Space Command, NATO, defence primes, and space primes. Support account strategy development and pipeline management across key defence and space stakeholders in the UK and in Europe. Build and maintain working-level relationships within organisation such as MOD, Dstl, UK Space Agency, NATO, and relevant prime contractors. Contribute to bid and proposal efforts, including RFI/RFP responses, innovation funding calls, and space-related programmes. Coordinate cross-functional teams (technical, engineering, programme management) during opportunity pursuit across defence and space domains. Track defence and space funding calls and framework opportunities (e.g., DASA, NATO DIANA, UKSA calls). Represent Infleqtion at defence and space events and industry forums Maintain accurate pipeline reporting and CRM management. Desirable Skills or Knowledge 3–8 years of experience in business development, sales, capture support, or programme support within the UK defence and/or space sector. Familiarity with UK MOD and/or UK space governance structures and procurement processes. Experience working with or alongside defence and/or space prime contractors. Exposure to advanced technology environments (e.g., quantum, aerospace, sensing, electronics, autonomy, cyber, space systems). Strong communication skills with the ability to engage both technical and commercial stakeholders. Highly organised, proactive, and comfortable operating in a fast-moving environment. Eligible to obtain UK Security Clearance (SC minimum). Preferred STEM background (physics, engineering, space systems, or related field). Experience supporting competitive bids or innovation proposals in defence or space programmes. Existing working-level MOD, UK Space Agency, UK Space Command, or prime contractor network. Familiarity with European defence and space governance structures and procurement processes. Travel Up to 30% travel may be required. EQUAL OPPORTUNITY Regardless of your interest in the quantum industry, you can take pride in the fact that Infleqtion is building an ecosystem of quantum technologies and commercial products, driving the industry towards the future. Studies reveal that while men apply for jobs when they meet an average of 60% of the requirements, women and other groups tend to apply only when they meet all the criteria. If you believe you have the potential but don't meet every single point in our job advertisement, please don't hesitate to contact us! We would love to chat with you and see how you could bring great value to our team. Our goal is to find exceptional individuals who can enrich our team culture, actively contribute, and have a genuine passion for their work. Here you have freedom to embrace your whole self: who you love, your gender identity and expression, skin colour, age, appearance, disability, neurodiversity, DNA, military/veteran status, citizenship, and other factors that make up who you are. Your uniqueness is valued, welcomed, and appreciated here. We are dedicated to providing a positive workplace and base all employment decisions on your qualifications, performance, merits, as well as business needs. We are proud to be an Equal Employment Opportunity Employer.

Business Development Manager - Quantum for Defence & Space job opportunity at Infleqtion.

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