Job Title: Senior Project Planner Location: Milton Keynes & London, UK - 1 day per week in Milton Keynes, 1 day in London. Employment Type: Full-Time | Permanent About the Role: We are looking for an experienced Senior Planner with a strong background in infrastructure projects and advanced proficiency in Primavera P6. This is a key role within our growing team, requiring a confident professional who can support the delivery of high-profile, complex programmes across multiple sectors. The role is hybrid, with one day per week based in Milton Keynes and one day in London. The rest of the time can be worked remotely or flexibly, depending on project needs. Key Responsibilities: Create, maintain, and manage detailed project schedules using Primavera P6. Monitor progress against programme baselines and provide performance analysis and reporting. Work closely with project managers, technical leads, and clients to ensure timely and efficient delivery. Conduct critical path and risk analysis, and support scenario planning and forecasting. Lead and facilitate planning meetings and workshops with multidisciplinary teams. Support change control processes and maintain schedule integrity. Mentor junior planners and contribute to best practice development across the business. Requirements: Extensive experience in a senior planning role, ideally within major infrastructure programmes (e.g., transport, utilities, energy, construction). Expert knowledge of Primavera P6 and scheduling best practices. Strong understanding of project controls, critical path analysis, earned value, and change management. Excellent stakeholder communication and presentation skills. Highly organized with the ability to manage multiple complex schedules. Relevant degree or equivalent in engineering, construction management, or project management. Must have the right to work in the UK. What We Offer: Competitive salary and comprehensive benefits package. Hybrid working arrangement 1 day per week in Milton Keynes, 1 day in London. Opportunities to work on nationally significant infrastructure projects. Supportive and collaborative team environment. Career development and training opportunities.