Job description:
For our client in the banking sector we're looking for an expert consultant to finalise transaction monitoring related development needs.
**Must-have knowledge and experience**
* Expert knowledge of data engineering and technologies such as Hadoop, Hive, Spark, Sqoop, SQL/PLSQL, Oozie workflows, Kafka, Python, and PySpark
* Familiarity with file formats such as XML, JSON, CSV, and Parquet
* Experience in designing strategic data delivery solutions based on business requirements and architectural goals
**Nice-to-have knowledge and experience**
* Familiarity with transaction monitoring development as a development area
**Start date:** 2026-01-29
**End date:** 2026-06-17
**Allocation:** 100%
**Location:** Helsinki
**Language:** Fluent in English
_**Candidates selected for this position will be required to present a clear credit record.**_
Please apply directly through our system with your updated CV in English, where your relevant skills and experience for the role is clearly demonstrated.
**PayExpress**:
_We now offer a fast and smooth payment solution, so you don't have to wait through long payment periods. With us, you will receive your payment within 3-5 days after your timesheet has been approved. This benefit is included as standard in almost all our contracts with no extra work on your part. Read more: https://knowledge.eworkgroup.com/payexpress-get-paid-within-days-not-months_