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Calypso Programme Director

G MASSLondon, England🇬🇧United KingdomPosted 11 Mar 2026

Why This Role Stands Out

This is an exceptional opportunity to lead a significant front-to-back trading and post-trade infrastructure transformation for a global broker, driving the consolidation of the Calypso platform. You'll thrive in this role if you have extensive experience delivering large-scale Calypso implementations in complex, multi-asset trading environments, and you'll enjoy the flexibility of a hybrid work model while shaping a critical global program. Embrace this chance to make a substantial impact and advance your career by applying today.

Quick Overview

Seniority
Leader
Employment type
Temporary/Casual
Work mode
Hybrid
Location
London, England, United Kingdom
Posted
6 months ago
DerivativesVendor Management

Job Description

G MASS Consulting is supporting a global broker undertaking a major front-to-back transformation of its trading and post-trade infrastructure. The programme centres on the implementation and consolidation of the Calypso platform, replacing legacy systems and establishing a single strategic platform across multiple asset classes.

We are seeking an experienced Programme Director / Transformation Lead to take ownership of the delivery of this transformation. This individual will provide end-to-end programme leadership, coordinating technology delivery, operational change and vendor engagement across global teams.

The role requires a senior transformation leader who has delivered large-scale Calypso implementations or migrations within complex trading environments, ideally spanning multiple asset classes and global operations.

Responsibilities

  • Provide overall programme leadership for the Calypso implementation and platform consolidation initiative
  • Establish delivery governance, programme structure and milestone tracking across workstreams
  • Manage programme dependencies across technology, operations and product teams
  • Coordinate with the Calypso vendor and implementation partners to ensure delivery milestones are achieved
  • Lead cross-asset migration planning across FX, commodities, rates, and equity derivatives workflows
  • Oversee operational change and ensure alignment between platform delivery and business processes
  • Identify and mitigate programme risks, controlling delivery slippage and complex dependencies
  • Engage senior stakeholders across global teams in EMEA, the US, and the Middle East
  • Drive collaboration across internal technology teams, operations functions, and external vendors
  • Extensive experience delivering Calypso platform implementations, migrations or major transformations
  • Proven programme leadership across large-scale trading platform or capital markets technology initiatives
  • Strong understanding of cross-asset trading environments (FX, commodities, rates and derivatives)
  • Demonstrated ability to manage complex transformation programmes involving multiple stakeholders and vendors
  • Experience establishing governance frameworks and driving delivery across global teams
  • Strong vendor management capability, particularly when coordinating with platform providers and system integrators
  • Background within a Tier-1 investment bank, commodities trading firm, or global brokerage

6-month rolling contract.

Salary / rate to be discussed.

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