Collateral Business Analyst / SME

Job description

# Collateral Business Analyst / SME > G MASS · London, United Kingdom (Hybrid) · Contract · Posted 2026-06-17 **Workplace:** hybrid ## Description G MASS is partnered with a leading Tier 1 Investment Bank, currently undertaking a significant re-platforming of its collateral management infrastructure. The programme involves replacing a legacy vendor solution with a new in-house platform, with a strong focus on controls, exception management and operational workflow redesign. This role will provide hands-on Business Analysis and subject matter expertise to support the platform change, working closely with Technology, Operations and Compliance stakeholders to translate business requirements into functional design. **Responsibilities** - Lead business requirements gathering for collateral workflows, controls, exception management and platform onboarding across the re-platforming programme - Conduct gap analysis between the new platform build and current production processes, identifying and resolving operational and control breaks - Define expected collateral processing logic and validate outputs independently, providing sign-off before Technology implements - Support design reviews and contribute to the future-state collateral architecture in partnership with Technology, Operations and Compliance - Develop and execute test scenarios covering key collateral workflows, margin call processing, dispute handling and exception management - Interpret and apply collateral-related regulatory and operational obligations to the firm's data model and system design - Produce structured status updates and maintain clear, milestone-driven delivery plans for senior stakeholder reporting - Support BAU collateral queries and issue resolution as required, on a secondary basis to programme delivery - Produce documentation covering control ownership, business requirements and implementation readines ## Requirements - 5+ years' experience in collateral management at a Tier 1 Investment Bank, with direct involvement in platform change or system onboarding (e.g. Colleen, Vermeg or equivalent) - Proven Business Analysis skills — requirements writing, acceptance criteria, structured documentation and delivery tracking - Deep knowledge of collateral workflows including margin call processing, dispute management, exception handling and control frameworks - Hands-on experience working alongside Engineering / Technology teams on collateral platform implementations - Strong understanding of data lineage, reconciliations and operational control design - Ability to translate complex business requirements into clear functional specifications for IT delivery - Experience managing and communicating milestone-driven delivery plans to senior stakeholders - Strong documentation and stakeholder management skills **Desirable** - Familiarity with collateral platforms such as Colline, Vermeg, Acadiasoft or similar - Experience with data querying tools (e.g. BigQuery, SQL) for validation and testing purposes - Understanding of regulatory margin requirements (e.g. UMR, EMIR, Dodd-Frank) as they apply to collateral operations - Prior experience working in a programme management or structured delivery environment ## Benefits 6-month initial contract with likelihood of extension. September estimated start. Salary to be discussed. ## Apply [Apply at G MASS](https://apply.workable.com/g-mass/j/7D9A584E4C/apply) --- Powered by [Workable](https://www.workable.com)