Senior Reserving ActuaryLocation: LondonJob Type: Contract - Contract is until end of the year (December 2026)Work Setup: Hybrid - 3 days in office per weekWho We Are Aspen Insurance provides innovative, client-focused insurance solutions, combining industry expertise with global reach and financial stability. As an employer, we offer a supportive, inclusive workplace where your ideas matter, careers grow, and employees can take on new challenges while making a real impact.What You''ll Do Actuary, Reserving Core Responsibilities Develop deep understanding of Aspen''s portfolios, including business mix, loss triggers, geography, and key insureds/reinsureds.Lead and manage analysts to meet deadlines and support discussions with Claims, Underwriting, Finance, and the UK Chief Actuary.Integrate cross-functional insights to produce robust reserve recommendations.Present, communicate, and defend analyses to senior management.Provide actuarial insight into portfolio profitability and act as a technical resource across the business.Identify and implement process and methodology improvements within the reserving function.Support understanding of legal and regulatory requirements impacting actuarial work and business strategy.Contribute to a collaborative, values-driven team culture. Strategy and Planning Support actuarial strategy and align team deliverables with business objectives.Manage tactical plans and contribute to key actuarial projects.Drive process improvement initiatives ..... full job details .....