Unison Group

Data Architect - Banking

Skills

We are looking for a Data Architect with 10+ years in data, including 4+ years in banking and a hands-on data engineering background.

Must-have skills

Banking and domain

•Data platform design inside tier-1 or large regional banks.

•Banking data models (Teradata FSLDM or equivalent) across customer, account, payments and AML/CFT subject areas.

•Financial crime or regulatory data marts built to BCBS 239 standards for lineage, reconciliation and audit.

Data architecture

•Enterprise data warehouse, data lake and Lakehouse architecture; Data Mesh and Data Fabric concepts.

•Data modelling: dimensional, 3NF and Data Vault; semantic layers and data products.

•Historical data design: snapshots, SCD Type 2, bi-temporal models and large multi-grain backfills.

•Data-as-a-service patterns across batch and API delivery, with lineage, observability and SLA monitoring.

•Metadata, business glossary, lineage and data quality frameworks.

Data engineering (hands-on)

•ETL/ELT development, CDC, historical data processing, metadata-driven automation frameworks and performance optimisation.

•Teradata and Hadoop/Cloudera at scale: warehouses of 100 TB+ and tables of billions of rows.

•Spark, Python, R, SQL, Hive, Impala, HBase, Pig and Hue; Apache Iceberg and Trino.

•Streaming and integration: Kafka, Spark Streaming, Informatica (including IDL) and Talend.

•Databases and data federation: advanced SQL, NoSQL, Denodo and Snowflake.

•Cloud and DevOps: Kubernetes, Airflow, GitOps and CI/CD tools.

Delivery and communication

•Running design authority forums and reviewing engineers’ designs and code.

•Writing design specifications that pass architecture, audit and regulatory review.

Good-to-have skills

•Databricks, Snowflake and Lakehouse platforms; data services on Azure, Google Cloud, Huawei Cloud or Alibaba Cloud.

•BI and analytics platforms: Qlik Sense, Microsoft Power BI and Azure analytics services.

Certifications (preferred): TOGAF; Teradata Vantage; Cloudera; DAMA CDMP; Databricks or cloud architect