Our client, A leading consultancy is currently on-site at a leading provider for financial market indices, , is seeking a Principal AWS Solutions Architect to support a major cloud and AI transformation across its research, data, and engineering platforms.Working directly with engineering, architecture, and quantitative research teams, you will help shape the design of large-scale cloud-native data systems and influence how advanced analytics, financial modelling, and emerging AI capabilities are delivered on AWS.This is a senior consulting role requiring deep AWS architecture expertise and financial services domain experience.You will partner closely with engineers and enterprise architects to define cloud architecture patterns, guide platform modernisation, and challenge technical teams on the application of modern AWS-native approaches, including intelligent automation and emerging agentic AI workloads, within complex financial systems.Key ResponsibilitiesDefine architecture patterns for AWS-native platforms, AI-enabled systems, and emerging agentic workloads supporting large-scale index data platforms.Provide expert guidance on AWS cloud architecture, migration strategy, security posture, and scalable distributed system design.Architect cloud-native solutions supporting reference and market data ingestion, research analytics, index calculation, and operational index production workflows.Lead data modelling and architecture trade-off analysis, clearly articulating technical and business implications.Produce reference architectures, technical artefacts, and best-practice documentation to accelerate cloud and AI adoption.Act as a trusted technical advisor to engineering, architecture, and research teams.Provide thought leadership on AI initiatives, including adoption strategy, AI-enabled SDLC, and intelligent automation.Mentor and develop solutions architects, helping raise architectural capability and cloud engineering standards.RequirementsDeep expertise across AWS services, designing large-scale, resilient distributed systems and cloud-native platforms.Strong data modelling and data architecture capability, with the ability to assess design options and articulate architectural trade-offs.Experience designing modern engineering platforms, including CI/CD pipelines, and infrastructure-as-code.Strong understanding of data processing architectures (streaming, batch, real-time) and modern storage paradigms.Experience shaping large-scale data migration or platform modernisation programmes.Exposure to financial markets or financial data platforms, with an understanding of data provenance and domain data models.Understanding of AI-enabled architectures, including intelligent automation or emerging agentic systems.Highly credible technical leader, able to engage senior stakeholders, engineers, and architects with authority.Pragmatic, hands-on architect able to translate complex technical challenges into practical solutions. #J-18808-Ljbffr