Senior Python Data Engineer

1 month ago

London, Greater London, United Kingdom Citigroup Global Markets Limited Full time
Job Title: Senior Python Data Engineer

We are seeking an experienced Senior Python Data Engineer to join our team at Citigroup Global Markets Limited. As a key member of our technology team, you will be responsible for designing, developing, and maintaining large-scale data processing systems using Python and related technologies.

Key Responsibilities:
  • Design and implement data processing pipelines using Python and related technologies
  • Develop and maintain large-scale data processing systems to drive business growth and improve product experience
  • Collaborate with software teams and business analysts to understand data requirements and deliver quality data solutions
  • Ensure data quality and accuracy by implementing data quality checks, data contracts, and data governance processes
  • Contribute to the ongoing development of our data architecture and data governance capabilities
  • Develop and maintain data models and data dictionaries
  • Serve as an advisor and coach to junior members of the team
  • Identify problems, analyze information, and make evaluative judgments to recommend and implement solutions
  • Act as a subject matter expert to senior stakeholders and/or other team members
Requirements:
  • Significant professional experience in data engineering, ETL processing, and data warehousing
  • Commercial exposure on development using PySpark/Spark, particularly on data processing and associated modules
  • Work exposure on Kubernetes/Red Hat OpenShift
  • Experience working with open table/storage formats like Delta Lake, Apache Iceberg, or Apache Hudi
  • Experience on Unix, HDFS, and supported libraries such as PyArrow. PySpark experience is preferred as the environment uses Hadoop and Spark
  • Professional working knowledge of databases (SQL/NoSQL)
  • Working knowledge of BitBucket or equivalent SCM tool
  • Knowledge of Apache Airflow is desirable
  • Ability to work collaboratively in teams and develop meaningful relationships to achieve common goals
  • Ability to multi-task and deliver to a tight deadline
What We Offer:
  • Competitive base salary (annually reviewed)
  • Discretionary annual performance-related bonus
  • Private medical care and life insurance
  • Employee assistance program
  • Pension plan
  • Paid parental leave
  • Special discounts for employees, family, and friends
  • Access to an array of learning and development resources

Citi is an equal opportunity and affirmative action employer. Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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