Principal Data ArchitectFull TimePermanentHybrid - London SE1 (1 day per week onsite)£100-115K basic + benefits (5% pension, 25 days hols, life insurance, medical cover)Are you an experienced Principal Data Architect looking for a new challenge?Do you have a background leading in Data Architecture with a strong understanding of data modelling, data integration, data governance and privacy-enhancing technologies along with data warehousing, Big data, Data Lakes and cloud platforms (AWS/Azure)?Here at ARM we are recruiting for a full time permanent Principal Data Architect for a global IT services and consultancy client of ours.Our client:They?re a leading business with a global reach that empowers local teams, and they undertake hugely exciting work that is genuinely changing the world. Their advanced portfolio of consulting, applications, business process, cloud, and infrastructure services will allow you to achieve great things by working with brilliant colleagues, and clients, on exciting projects.Overview:We are seeking a talented Principal Data Architect to lead the design and implementation of a cross-government data architecture. This role focuses on enabling trusted, ethical, and scalable reuse of high-value data assets to support public service transformation, economic growth, and AI innovation.Responsibilities:Define and drive the vision for cross-sector data architecture. Collaborate with product teams and stakeholders to align architecture with strategic goals. Est