Business Development Manager

CornerStone is an award-winning independent Security and Digital Buildings Consultancy working with enterprise level clients in public and private sectors across multiple regions. We are seeking a skilled and client focused individual to join our commercial team as a Business Development Manager focused on physical security, ICT systems, and smart building technologies. This is a high-impact, client-facing role focused on:

• Winning new consultancy opportunities
• Developing strategic client relationships
• Supporting the growth of key accounts
• Driving new business across the UK and international markets

The Role

As a Business Development Manager, you’ll be working in demanding and high-profile environments—including data centres, critical infrastructure, commercial developments, and enterprise clients—providing expert, vendor-neutral advice from concept through to delivery. Your role will involve:

• The identification, development, and converting of new business opportunities across Security, ICT and Consultancy services
• Building and managing a strong pipeline aligned to revenue targets
• Leading the full sales lifecycle from lead generation, qualification, proposal to close
• Engaging with senior stakeholders on sales strategies for future growth opportunities
• Collaborating with internal teams to produce high-quality bids, proposals, and presentations
• Growing existing client accounts through cross-selling and repeat business
• Representing the company at industry and marketing events
• Maintaining accurate forecasting and reporting via CRM tools

Who We’re Looking For

• 3 years+ experience in B2B business development or sales environments
• Proven success in either security, ICT, or built environment sectors
• Experience selling into enterprise clients, developers, or critical infrastructure sectors
• Strong commercial mindset with a track record of meeting or exceeding targets
• Ability to sell complex, consultancy-led solutions
• Strong interest in the built environment, security, or digital technology
• Confident engaging both technical and non-technical stakeholders
• Excellent communication, presentation, and negotiation skills

Desirable

• Experience in physical security systems, ICT or a digital technology
• Exposure to data centre or mission-critical environments
• Experience in the built environment, digital technology, security sectors or consultancy
• Understanding of public and private procurement processes
• Experience of HubSpot or other CRM

Why Join Us

• Join a growing consultancy with strong market position and reputation
• Working for a progressive, diverse award winner independent company
• Work on high-value, complex projects across global clients
• Collaborative and professional environment
• Opportunity to shape and influence commercial growth
• Competitive package with uncapped earning potential

The above description details the role’s core activities and is not inclusive of all duties required as a team member. Employees will be required to undertake other duties and responsibilities to support the business objectives as directed. We believe in recruiting, retaining, rewarding and developing all our employees based on their commitment and their overall contribution. We provide 34 days annual leave, inclusive of 8 days public holiday and a day of birthday leave. Further details of our full range of benefits will be communicated during the recruitment process. We are committed to making all stages of our recruitment process and employment accessible to all candidates.