Colt Callaghan
Project Delivery Manager @Royal Marines
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WORK HISTORY
Project Delivery Manager @Royal Marines
London, GB
Delivery Manager / Business Analyst – R2D2(Sep 2024 – Present)Lead delivery of critical Defence software used by 500+ MOD internal users, coordinating a cross-functional team of developers and testers. Manage Agile sprints, backlog prioritisation, and performance metrics in Jira and Confluence. Conduct requirements analysis, user research, and stakeholder engagement, translating operational needs into actionable development outcomes. Ensure alignment with security standards, operational objectives, and user expectations.Software Developer – MAB(Sep 2022 – Sep 2024)Delivered innovative, operationally-deployed technologies on two deployments, closing capability gaps and supporting partner forces. Designed, developed, and deployed software and hardware solutions under operational constraints. Applied Agile development, DevOps, and modern engineering practices in a multidisciplinary team environment, demonstrating problem-solving, technical leadership, and operational adaptability.Military Training – CLDC & Information Systems Specialisation (Jul 2021 – Sep 2022)Completed formal military training for promotion and specialisation, developing leadership, mentoring, and technical competence in communications and information systems.Assistant Product Owner – Navy Digital Services (Oct 2020 – Jul 2021)Supported Agile delivery of a data-driven application for the Future Commando Force, conducting user research and gathering requirements. Coordinated development with Defence Digital teams and industry partners to deliver iterative solutions that enhanced operational capability. Promoted to Lance Corporal and selected for Corporal during this posting.Royal Marines – Rifleman / Heavy Weapons (Jul 2015 – Oct 2020)Deployed globally, leading small teams and gaining foundational leadership experience. Began self-directed software development, establishing the basis for technical expertise and digital capability.
EDUCATION
The Open University
Bachelor's degree, Computer Software Engineering
ABOUT COLT CALLAGHAN
Royal Marines Corporal with over 10 years’ operational experience and 6 years of software development, currently completing a BSc (Hons) in Computing and IT (Software) with the Open University.Currently serving as a Delivery Manager within a Defence software development team, responsible for applications used by 500+ MOD internal users, while also undertaking Business Analyst duties. Previously delivered novel operational software solutions during two deployments with MAB and served as a Product Owner supporting the Future Commando Force.Skilled in Agile delivery, product management, full-stack development, and operational technology, combining military leadership and technical expertise to deliver secure, user-focused digital solutions.Also develops applications and training environments for a not-for-profit security consultancy, applying academic learning and Defence experience to real-world software challenges.I am actively seeking MOD contracting opportunities as a Delivery Manager, where I can leverage my combined operational, technical, and leadership experience to deliver high-impact digital capabilities.
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