Data Engineer - Celonis Process Mining

🔒 Confidential Employer
Posted 23 April 2026
LOCATION
London, UK
TYPE
Contract
LEVEL
Mid-Senior level
CATEGORY
Technology
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion

SKILLS

SQL Python Data Modeling ETL/ELT Celonis Data Engineering

FULL DESCRIPTION

The Role: Data Engineer - Celonis Process Mining Location: London, UK Position Type: Contract Inside IR35 Remote work option Available: Hybrid – 2 Days Onsite Job Description: Inside a leading financial services company, the Celonis Data Engineer will play a critical role in transforming complex banking data into trusted process insights, enabling data driven insights. In this role, you will contributes to building a data‑driven, insight‑led operating model within a highly regulated banking environment

Job details

: Posted 13 April 2026: LocationGreater London: Job type [Contract](/jobs/contract-1): Discipline [Technology](/jobs/technology) , [Commodities and Financial Services](/jobs/commodities-and-financial-services)

Job description

​The Role: Data Engineer - Celonis Process Mining

Location: London, UK

Position Type: Contract Inside IR35

Remote work option Available: Hybrid – 2 Days Onsite

Job Description:

Inside a leading financial services company, the Celonis Data Engineer will play a critical role in transforming complex banking data into trusted process insights, enabling data driven insights. In this role, you will contributes to building a data‑driven, insight‑led operating model within a highly regulated banking environment

Your responsibilities:

Data Engineering & Event Log Construction

  • Design, build, and maintain robust event log pipelines required for process mining in Celonis.
  • Translate existing process event logs (case IDs, activities, timestamps, attributes) into a Data Model.
  • Ensure scalability, reusability, and performance of event log frameworks across processes.

Data Model & Data Pipeline Development

  • Develop and optimise ETL/ELT pipelines from Source systems.
  • Data ingestion, transformation, and refresh schedules for Celonis datasets.
  • Design and optimise process mining data models (CCPM and OCPM) aligned with requirements.
  • Handle large-volume transactional datasets while preserving process integrity and traceability.

Performance Optimisation & Quality

  • Optimise queries, transformations, and data models for performance and scalability.
  • Perform data validation, reconciliation, and root-cause analysis.
  • Proactively identify data quality issues and implement remediation mechanisms.

Collaboration & Technical Documentation

  • Work closely with process analysts, functional teams, and business stakeholders.
  • Document data models, ETL logic, event log definitions, and migration decisions.
  • Support analysts and business users by enabling reliable, analysis-ready datasets in Celonis

Governance & Engineering Best Practices

  • Ensure compliance with enterprise data governance, security, and audit standards.
  • Apply data engineering best practices, including version control, modular design, and monitoring.
  • Support continuous improvement initiatives.

Your Profile

Essential skills/knowledge/experience:

  • Strong experience in data engineering for process mining, with Celonis
  • Hands-on experience building event logs, data pipelines, and transformation frameworks (CCPM & OCPM).
  • Strong proficiency in SQL, Python, data modeling, and ETL/ELT concepts.
  • Experience handling large datasets and optimizing performance for analytical workloads.

Desirable skills/knowledge/experience: (As applicable)

  • Familiarity with process mining concepts and how data structures impact analysis outcomes.
  • Strong documentation, problem-solving, and collaboration skills.
  • Good to have knowledge in Banking and KYC Ops

If this position is of interest to you, apply now!

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