Cyber Security Development Director

Job summary

Position Summary We are looking for a highly experienced New Business Cyber Security Development Director to drive enterprise penetration testing and offensive security engagements valued at £1M+. This role is 100% focused on new logo acquisition. The successful candidate will be responsible for identifying, developing, and closing large-scale security testing opportunities with enterprise organisations, working alongside an experienced team of technicians and cyber experts. You will bring a strong track record of winning complex cybersecurity services deals, particularly in penetration testing, red teaming, and offensive security programmes. You will collaborate closely with our security consulting and delivery teams to design and close strategic engagements that help organisations strengthen their cyber resilience. Role Mission Claranet’s strategy is to grow our customer base in key strategic verticals and to ensure consistently excellent experiences across all customers. As Cyber Security Development Director, you will play a critical role in driving both of these objectives through the execution of growth opportunities with new logo customers aligned to target industries and nurturing of these emerging relationships. Duties and Responsibilities Essential Roles & Responsibilities Generate and close net-new enterprise clients for penetration testing and offensive security services Build and manage a new business pipeline targeting deals £1M+ in value Proactively identify and pursue opportunities across enterprise and regulated sectors including financial services and critical infrastructure Engage senior decision makers including CISOs, CTOs, and security leadership teams Lead the sales process from prospecting through to deal closure for complex, high-value engagements Work closely with internal technical experts to scope and shape large-scale penetration testing and red teaming programmes Develop tailored proposals and commercial structures for multi-year security testing programmes Navigate complex procurement cycles and lead enterprise-level commercial negotiations Maintain deep knowledge of the cybersecurity threat landscape and offensive security services market Teams To Collaborate With Technology Practice – On seller education of the portfolio Customer Success & Growth – Transitioning new logo customer into managed accounts where and when appropriate Sales Operations & Support – On marketing and sales enablement activities Customer Experience & Managed Service – On service design transitions Procurement Legal & Compliance – On master service agreements and statements of work Finance – On sales governance and customer billing requirements Business Intelligence & Planning – On Salesforce order processing and customer cancellations Position Specifications Behavioural Competencies – Organisational & Behavioural Fit Flexible and creative to take considered risks Inquisitive and persistent, able to hunt out new business opportunity Learn and adapt quickly to changing situations Self-motivated and able to work under pressure Ability to travel to different sites and locations on a weekly basis Manages conflict and challenges in an open and constructive manner Critical Competencies – Technical Fit Extensive experience in enterprise technology or cybersecurity sales Demonstrable track record of generating new business and closing large cybersecurity services deals (£1M+) Significant experience selling penetration testing, offensive security, or cyber assurance services Strong ability to prospect and build relationships with senior enterprise stakeholders Experience managing long, complex enterprise sales cycles Excellent commercial and negotiation skills Desirable Experience selling within or alongside managed service providers (MSPs), cybersecurity consultancies, or specialist testing firms Familiarity with security standards and testing frameworks such as NIST, ISO 27001, and CREST-aligned testing services Experience structuring large multi-year security programmes