Senior Data Engineer: PostgreSQL to AWS Migration Lead

Keyrus; Hong Kong; On-site; HKD 900,000 - 1,400,000; Full time

Job summary

Keyrus in Hong Kong is seeking a Senior Data Engineer to lead a major banking database migration from PostgreSQL to AWS. The role focuses on hands-on migration work across databases and workloads within a regulated financial services environment.

Ideal candidates will have strong PostgreSQL/SQL skills and proven experience migrating enterprise databases to AWS, leveraging RDS, Aurora PostgreSQL, and AWS DMS. Onsite HK for the duration of the assignment.

Qualifications

• 4–7+ years of experience in Data Engineering, Database Engineering or similar roles.
• Strong hands on PostgreSQL and SQL expertise.
• Proven experience migrating PostgreSQL or enterprise databases to AWS.
• Strong experience with AWS RDS, Aurora PostgreSQL and AWS Database Migration Service.
• Experience with production critical database migration projects.
• Strong understanding of data validation, reconciliation, performance optimisation and troubleshooting.
• Previous banking or financial services experience strongly preferred.
• Experience with similar cloud or database migration programmes within a bank would be a strong advantage.
• Python, Terraform, CloudFormation or AWS certifications are advantageous.

Responsibilities

• Lead and support PostgreSQL database migration to AWS.
• Assess existing databases, schemas, dependencies and workloads.
• Design and execute migration approaches using Amazon RDS, Aurora PostgreSQL and AWS Database Migration Service.
• Manage data migration, validation, reconciliation and performance optimisation.
• Support testing, cutover, production deployment and stabilisation.
• Ensure data integrity, security and minimal disruption to critical banking systems.
• Work closely with application, cloud, infrastructure, security and architecture teams.

Skills

PostgreSQL

SQL

Data migration

Banking domain

Tools

AWS RDS

Aurora PostgreSQL

AWS Database Migration Service

Terraform

CloudFormation

Python

Job description

Keyrus in Hong Kong is seeking a Senior Data Engineer to lead a major banking database migration from PostgreSQL to AWS. The role focuses on hands-on migration work across databases and workloads within a regulated financial services environment.

Ideal candidates will have strong PostgreSQL/SQL skills and proven experience migrating enterprise databases to AWS, leveraging RDS, Aurora PostgreSQL, and AWS DMS. Onsite HK for the duration of the assignment.