London - 3 days per week onsite £400-£450 per day | Outside IR35 We are looking for an experienced, hands-on Data Architect to join a large-scale technology programme based in London.This role will suit someone with a strong background in Domain-Driven Design (DDD), NoSQL databases and distributed data platforms, who enjoys getting involved in technical design rather than purely working at a high-level architecture capacity.You will work closely with Product Owners, business stakeholders and engineering teams, taking ownership of data architecture and database design decisions.Key ResponsibilitiesLead data architecture and database design across complex environments.Design conceptual, logical and physical data models for NoSQL and distributed database platforms.Apply Domain-Driven Design (DDD) principles to define domain boundaries, data ownership and modelling approaches.Work with technologies including Apache Cassandra, YugabyteDB and Google Cloud Spanner.Support the implementation of CQRS patterns and distributed data architectures.Collaborate with engineering teams to ensure solutions are scalable, maintainable and technically achievable.Provide technical leadership, architecture guidance and design documentation.Key Skills andamp; Experience10+ years of experience across Data Architecture, Data Modelling or Database Engineering.Strong hands-on experience with Domain-Driven Design (DDD).Extensive experience designing and modelling NoSQL databases.Experience with Apache ..... full job details .....