Senior Quantexa Data Engineer

Reference: AA-165
Senior Data Engineer (Quantexa) 

Location:
 London (Hybrid, 2 days in Office per week)
Duration: 6 months + 
Rate: Up to £650 per day (Inside IR35)

Opus have partnered with a Globally Renowned Data & AI consultancy who're searching for a Quantexa contractor to help with the delivery of market-leading big data driven transformation programmes. 

You'll be joining a high-performing team led by experienced data and AI practitioners who work across solution architecture, advanced analytics, cloud transformation, and multi-million-pound client engagements.

Key Responsibilities:
  • Design and build scalable big data pipelines using Quantexa 
  • Develop and optimise ETL/ELT processes for high-volume, complex datasets.
  • Deliver entity resolution and network analytics solutions using Quantexa.
  • Integrate data from multiple structured and unstructured sources across enterprise platforms.
  • Build data solutions within cloud-native environments (GCP, AWS, Azure).
  • Ensure data quality, governance, lineage, and security standards are met, supporting solution design for large-scale data transformation programmes.
Essential Skills
  • MUST HAVE: Strong hands-on experience with Quantexa implementation and development.
  • Proven experience building and supporting big data platforms.
  • Advanced knowledge of Apache Spark / PySpark.
  • Strong programming skills in Scala and/or Python.
  • Expertise in SQL and large-scale data modelling.
  • Strong cloud experience across GCP, AWS, or Azure.
  • Experience with Databricks, Snowflake, or Hadoop ecosystems.
  • Knowledge of data ingestion, ETL/ELT frameworks, and batch/real-time processing.
 
Applications are now open.
£600.00 - £650.00
Per day
£600 - £650 per day
Added 24/08/2026
Reference: AA-165

Senior Quantexa Data Engineer

Barking, England, United Kingdom Contract IT

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