Senior Data Architect - AWS

Senior Data Architect (AWS) Location: Remote Day Rate: £627 - £761/day, Inside IR35, depending on experience Duration: 6 months, extension possible Clearance: SC and NPPV3 Nationality: Single national Sector: Public A major public sector programme needs a Senior Data Architect to design and govern secure, scalable cloud architectures on AWS and to guide the teams that build them. Vetting may take longer than a standard onboarding process. Responsibilities: Cloud solution design Design scalable, secure and highly available architectures using AWS services such as EC2, Lambda, S3, RDS, DynamoDB, IAM, VPC and CloudFront Choose services based on business requirements, performance needs and cost Architecture governance and standards Define and enforce cloud architecture best practices, patterns and standards Make sure solutions follow security frameworks, compliance rules, IAM principles and the AWS Well-Architected Framework Technical leadership Give technical direction to engineering teams, developers, DevOps engineers and data specialists Review solution designs, perform architectural assurance and guide teams through implementation challenges Security and compliance Implement security controls including IAM policies, encryption, network segmentation, monitoring and threat detection Ensure compliance with GDPR, ISO27001 and PCI DSS through AWS-native tools and architectural controls Infrastructure as Code Lead adoption of IaC using Terraform, CloudFormation or CDK Standardise reusable templates and modules for consistent, repeatable deployments across environments Performance and cost optimisation Monitor workloads with CloudWatch, Trusted Advisor and Cost Explorer Optimise for performance, reliability, cost efficiency and operational excellence Cloud migration and modernisation Define migration strategies including rehosting, refactoring, replatforming and containerisation Design modern architectures involving microservices, serverless, APIs and event-driven patterns Stakeholder engagement Act as the technical counterpart to product owners, business stakeholders and delivery managers Explain complex cloud concepts in clear, non-technical language Troubleshooting and escalation Provide advanced support for complex issues across application, infrastructure and integration layers Lead root cause analysis for high-priority incidents involving AWS workloads Continuous improvement and innovation Stay current with new AWS services and architectural trends Find opportunities to modernise, automate, simplify or improve existing cloud environments

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