Senior Project Manager – Legacy Platform DecommissioningWe are looking for aSenior Project Manager, based inSpainand working100% remotely, to support one of theleading general pharmaceutical companies .In this role, you will lead the end‑to‑end decommissioning of a legacy platform, coordinating cross‑functional teams to design, build, and test all required interfaces in the new environment. This is a highly hands‑on delivery role, driving tangible outcomes, managing complex dependencies, and ensuring a seamless transition while maintaining full business continuity throughout the migration.Key AccountabilitiesLead the decommissioning of the legacy platform and migration to the new solution.Coordinate cross‑functional teams to design, build, and test required interfaces.Resolve blockers quickly and maintain delivery momentum.Ensure smooth coexistence between legacy and new platforms during transition.Manage risks, cutover activities, and go‑live with minimal business impact.Track dependencies, align stakeholders, and support decision‑making.Oversee budget, resource allocation, and vendor costs.Execute controlled shutdown of legacy components and handle data archival.Drive a results‑focused delivery culture and ensure progress toward milestones.Required Experience & SkillsStrong technical understanding to collaborate with architects, developers, and infrastructure teams.Proven experience in platform migrations or system decommissioning.Ability to influence and coordinate cross‑functional teams without direct authority.Hands‑on, problem‑solving mindset and comfort diving into technical detail.High level of English (spoken and written).Background in data platforms, enterprise integration, or application modernization programmes.Understanding of API design, data integration patterns, ETL processes, and cloud platform architectures.Experience working in regulated industries with compliance and data governance requirements.What We OfferFreelance col