Head of Enterprise Architecture London (Hybrid, 2 days in the office) £70,000 - £75,000 36 days holiday, 10% employer pension contribution Im working with a global non-profit organisation, who are looking to hire a Head of Enterprise Architecture to lead a major transformation across their data and technology landscape. This is a unique opportunity to step into a high-impact leadership role where youll build enterprise architecture capability from the ground up, while taking ownership of a complex data environment. Youll work closely with senior stakeholders and engineering teams to modernise data platforms, improve governance, and drive better use of technology across the organisation. This role is ideal for someone who combines strategic thinking with a hands-on approach. Youll be expected to deliver quick wins, challenge existing ways of working, and lead meaningful change across both data and application architecture. The Head of Enterprise Architecture will be responsible for: * Leading the development and implementation of enterprise architecture strategy and governance * Taking ownership of a legacy data platform (SQL Server / Azure) and driving modernisation efforts * Managing and improving a small but highly technical data engineering team * Establishing best practices across data architecture, integration, and governance * Identifying and delivering quick wins through automation and improved data processes * Rationalising a fragmented application landscape, including multiple CRM systems * Engaging senior stakeholders to align technology with business strategy and priorities This is a great opportunity for someone who enjoys getting into the detail while shaping long-term strategy, with the chance to build and lead a function in a mission-driven organisation making real-world impact.