About this role
Salary: £? - ? per year
Requirements: Extensive working knowledge of PostgreSQL, Snowflake, and Greenplum databasesPostgres database provisioning, maintenance, and upgradesGreenplum data migrations using gpcopyGreenplum performance optimization using statistics and database bloat managementExperience with GPTEXT and Greenplum utilities such as gpload, PXF, and GP SparkKnowledge of data lakes, data structures, and data models suited to Snowflake architectureSnowflake modeling, including roles, schemas, and databasesSQL and complex query writingScripting expertise in Shell, Python, and AnsibleExpertise in Patroni for HADR and streaming replicationCloud computing experience with AWS, Microsoft Azure, or Google Cloud Responsibilities: Work with Snowflake internals and integrate Snowflake with other data processing technologiesBuild data ingestion pipelines with tools such as Informatica and TalendManage data from sources including JSON, XML, and CSVTune and optimize performance across Postgres, Snowflake, and GreenplumDevelop and maintain backup strategies to ensure data integrity and availabilityPerform data migrations using gpcopy and other tools while minimizing downtime and data lossManage database bloat and use statistics for performance optimizationUse GPTEXT to troubleshoot complex issuesEnsure database security, compliance, and adherence to best practicesImplement monitoring solutions to proactively identify and resolve issuesDevelop Shell, Python, and Ansible scripts to automate routine database tasks and improve operational efficiency Technologies: AWSAnsibleAzureCloudInformaticaJSONPostgreSQLPythonSQLSecuritySnowflakeSparkTalendXML More:
We are recruiting two L3 DBAs for our leading multinational investment bank and financial services client. The roles focus on database administration across Greenplum, Postgres, and Snowflake: one Snowflake DBA and one Greenplum/Postgres DBA, with Snowflake knowledge considered beneficial for the latter.
last updated 40 week of 2026