Who We AreWe are looking for a Data Architect responsible for defining and driving the data architecture strategy for the modernisation of a legacy application, migrating from Oracle to AWS-native data platforms. This includes redesigning the data model for PostgreSQL and NoSQL databases, leading data migration activities, and ensuring data integrity, performance, scalability, and security throughout the transformation.The role works closely with solution architects, application developers, cloud engineers, and business stakeholders to ensure the modernised data landscape aligns with functional and non-functional requirements.What You'll Be Doing
Define the target data architecture for AWS, including PostgreSQL and NoSQL (e.g., DynamoDB, MongoDB, or similar) componentsAnalyse the existing Oracle relational data model and identify refactoring opportunities for cloud-native and NoSQL paradigmsDesign logical and physical data models for PostgreSQL and NoSQL, optimised for performance, scalability, and access patternsLead and govern the data migration strategy, including schema conversion, data transformation, validation, and reconciliationSelect and define migration tools and approaches (e.g., AWS DMS, custom ETL pipelines)Define data standards, naming conventions, and data governance principlesEnsure compliance with security, privacy, and regulatory requirements, including encryption, access control, and auditabilityCollaborate with development teams to support application refactoring related to data access and persistenceSupport performance tuning, query optimisation, and capacity planning in the target environmentProvide guidance on data lifecycle management, backup, recovery, and disaster recovery strategiesDocument data architecture decisions, migration plans, and target-state designs
What You'll Bring Along
Bachelor's and/or master's degree in computer science, engineering, or related technical disciplineCertification required: CBDA, CFLBA, CPRE, PBA or equivalentStrong experience as a Data Architect in application modernisation or cloud migration projectsDeep expertise in relational databases, particularly Oracle and PostgreSQLHands‐on experience designing and implementing NoSQL data modelsStrong understanding of data modelling patterns (relational vs NoSQL, CQRS, event‐driven data, etc.)Experience with AWS data services, such as RDS/Aurora PostgreSQL, DynamoDB, S3, Glue, DMSProven experience leading large‐scale data migrations with minimal downtimeSolid knowledge of SQL, data transformation, and data quality managementFamiliarity with cloud security and IAM concepts related to data platformsStrong communication skills and ability to translate business requirements into data designsNice to have – experience modernising monolithic applications into cloud‐native or microservices architecturesKnowledge of event streaming or data integration platforms (e.g., Kafka, Kinesis)Experience with DevOps/Data‐Ops practices and CI/CD for database changesAWS certification (e.g., Solutions Architect or Data Analytics)
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