3 of 3 Parquet Jobs in Central London

Strong scripting abilities in SQL, Python, and/or PowerShell. Data Formats: Experience working with structured and semi-structured data formats (CSV, JSON, XML, Parquet, MDF, BAK). Problem Solving: Exceptional troubleshooting, automation, and analytical capabilities. How to Apply Please include your most recent CV and a brief summary ...

Details Should be able to Develop and write telecom network performance data parsers in for multiple file formats (XML, ASN.1) & convert into an acceptable Parquet columnar output. Knowledge & experience of Iceberg Table format is preferred. Implement Lambda functions triggered by S3 event notifications via SQS queues for high‐throughput ...

ticks, Level 1 & 2 quotes, order books, reference data and corporate actions. Implement automated data quality, reconciliation and monitoring frameworks. Optimise data storage using Parquet, Arrow and modern data lake technologies. Partner with quantitative researchers, traders and engineering teams to deliver trusted datasets. Essential Skills Strong Python and SQL. … data engineering with proven experience building reliable, scalable data platforms. Our non-negotiable requirements are: Expert Python Strong SQL Scalable data pipeline development Apache Parquet Market data normalisation Automated data quality controls Deep tick and market data expertise Experience in MLOps is advantageous but not essential. We welcome candidates ...