Senior Migration Lead - Data
Remote · United Kingdom
Job Summary
Senior Migration Lead for data at Quantiphi, focused on leading end-to-end database migrations to AWS from on-premises and other clouds, defining migration strategies, wave planning, and post-migration stabilization. Responsible for cross-platform migrations (Oracle, SQL Server, MySQL, PostgreSQL), designing and implementing validation, reconciliation, and cutover plans with zero/low data loss. Architect and implement scalable ETL/data pipelines using AWS Glue, PySpark, EMR; enable CDC-based replication and minimal downtime across heterogeneous systems. Drive schema conversion and modernization, optimize performance, and govern S3-based data lakes with Glue Data Catalog. Collaborate with application, infrastructure, and analytics teams to ensure smooth migration and stabilization, while adhering to security, governance, and compliance standards. Qualifications include 8+ years in migration/data engineering, SQL/data modeling proficiency, experience with DMS/SCT/Glue/Redshift, and strong Python/PySpark skills.
Required Qualifications
- 8+ years of experience in database migration and data engineering
- Proven experience in cross-platform data migrations (on-prem to cloud or cloud to cloud)
- Experience designing and implementing data validation and reconciliation frameworks
- Strong experience in ETL/data pipeline development (Glue, PySpark, EMR, or equivalent)
- Deep proficiency in SQL and data modeling concepts
- Experience working with S3-based data lakes and Glue Data Catalog
- Strong understanding of CDC, transaction consistency, and migration cutover strategies
- Hands-on experience with performance tuning, schema design, and query optimization
- Proficiency in Python/PySpark and scripting (Shell/Python)
- Experience with Oracle, SQL Server, MySQL, PostgreSQL, or cloud-native databases
- Strong hands-on expertise with AWS DMS, SCT, Glue, Redshift
- Exposure to real-time replication tools (e.g., GoldenGate or equivalent)
- Database Administration (DBA) expertise, including backup & recovery strategies, HA/DR design, database patching and upgrades, lifecycle management, capacity planning, performance monitoring, and security hardening
- Experience with Lake Formation and data governance frameworks
- Familiarity with Data Mesh and cross-account data sharing architectures
- Experience with CI/CD for data pipelines (CodePipeline, Jenkins, etc.)
- Knowledge of Infrastructure as Code (Terraform / CloudFormation)
- AWS Certifications (Solutions Architect / Data Engineer)
- Experience in mentoring teams and leading large-scale migration programs
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