* £415/day - Inside IR35
* 6 months contract
* 3 days per week onsite
Data Lineage Developer (C#/Oracle) - Contract Position Location: London
Contract Type: Contract
Seniority Level: AVP
About the Role Our client, a prestigious investment bank, is seeking a highly skilled Data Lineage Developer to join their development team on a contract basis. This is a unique, specialist position that combines deep technical expertise with analytical rigour to map and document complex data flows across enterprise systems.
Unlike traditional development roles, this position focuses on reverse-engineering existing C#/.NET applications and Oracle databases to create comprehensive data lineage documentation. you'll be instrumental in enhancing data governance and regulatory compliance across the organisation.
What you'll Be Doing
* Conducting detailed analysis of C#/.NET source code to trace SQL interactions and data movements
* Examining Oracle PL/SQL procedures, scripts, and ETL processes to identify transformations and dependencies
* Creating precise technical documentation that maps data flows across applications and databases
* Working alongside Collibra specialists to register lineage metadata within the governance platform
* Collaborating with DBAs and development teams to verify accuracy and completeness of lineage mapping
* Maintaining version control for all analysed code and documentation to ensure proper audit trails
* Resolving technical ambiguities in complex business logic and database architectures
Essential Skills & Experience
* Expert-level knowledge of C#/.NET and Oracle PL/SQL, including complex query optimisation
* Strong understanding of enterprise application and database architectures
* Proven ability to interpret intricate source code and communicate findings clearly to varied audiences
* Excellent documentation capabilities for producing structured, technical artifacts
* Experience collaborating with system owners and database administrators across distributed teams
* Comfortable working across multiple time zones with global stakeholders
Desirable Skills
* Python Scripting for automation and data processing tasks
* Familiarity with data lineage principles and metadata management frameworks
* Hands-on experience with Collibra or comparable data governance platforms
What you'll Deliver
* Comprehensive technical documentation for application and database components
* Accurate data flow mappings showing transformations and system dependencies
* Version-controlled repositories of analysed code and lineage artifacts
* Regular status updates and risk assessments on lineage coverage
Why This Opportunity?
* Play a pivotal role in a high-visibility initiative that directly impacts regulatory compliance
* Gain exposure to enterprise-scale data governance using industry-leading tools like Collibra
* Work with experienced professionals across application development and data governance disciplines
* Apply your technical depth in a strategic capacity that influences business-critical decision-making
To apply, please submit your CV detailing your relevant experience with C#/.NET, Oracle PL/SQL, and data lineage projects.