About the job
G-mass is collaborating with a distinguished global financial institution to find a seasoned Transaction Reporting Change & Release Lead. This individual will be responsible for managing the complete lifecycle of UK/EU transaction reporting changes, from regulatory interpretation to controlled production deployment.
This is a hybrid role that combines the responsibilities of a Technical Business Analyst with hands-on SQL and development tasks. You will serve as a vital link between Compliance, Operations, Risk, and Technology, converting regulatory requirements into actionable change specifications, overseeing release delivery, and enhancing production controls. A key goal is to minimize reliance on key personnel by standardizing documentation, runbooks, knowledge transfer, and repeatable release processes.
Please note that this role requires presence in the client’s London office (specific days to be confirmed).
Key Responsibilities
Change, Release & Governance
- Manage the full lifecycle of UK/EU transaction reporting changes, including regulatory interpretation, impact assessment, prioritization, build/test coordination, and production deployment.
- Oversee reporting logic changes across various platforms and upstream systems, leading release planning, prioritization, and timelines in accordance with regulatory and business deadlines.
- Ensure compliance with formal governance and approval processes (e.g., CAB, go/no-go decisions), with meticulous evidence capture and audit trails.
- Act as the primary liaison across Compliance, COO, Technology, Operations, Risk, and external ARMs/vendors.
Technology & Processes
- Collaborate with developers and architects to gain a comprehensive understanding of transaction reporting infrastructure, data flows, dependencies, and the existing build/test/release processes.
- Convert regulatory and business requirements into clear, actionable deliverables such as requirements, functional specifications, rules, validation logic, and acceptance criteria.
- Enhance documentation and knowledge sharing to reduce key person dependency and improve cross-functional understanding of reporting systems and logic.
- Assist in designing and implementing more robust, scalable, and repeatable release processes for reporting changes.
Transaction Reporting Subject Matter Expert (SME)
- Serve as an SME on UK/EU reporting requirements, including ARMs, reportable fields, and validation rules, translating regulatory texts into practical rules and specifications.
- Provide insights on regulatory interpretation, including ESMA Q&As and ARM feedback, ensuring alignment of reporting logic with current obligations.
- Specify technical change requirements across fields, mappings, validations, and exception handling.
Testing, Release, Controls & Defect Management
- Define and execute end-to-end testing and release strategies...

