Projects
Interim CTO – IT Carve-out
Client
International industrial group in the digital security sector, undergoing a strategic reorganization (ongoing engagement).
Challenge
Ensuring infrastructure stability while executing a carve-out strategy to separate business units and associated IT systems.
Intervention
- Overall supervision of IT infrastructure (datacenters, networks, collaboration tools, ITSM, support)
- Execution of technical separation projects (datacenters, user sites)
- Design of the target operating model
- Implementation of Transitional Service Agreements (TSAs) to ensure continuity
Results
- Successful technical carve-out enabling disposal of entities
- Maintained operational stability
- Preserved team engagement despite a sensitive context
Front-to-Back Redesign of the OTC Equity Linked Swap Value Chain
Client
Investment bank – OTC equity derivatives (Paris).
Challenge
Modernizing an obsolete, fragmented, costly, and inefficient processing chain under regulatory pressure (notably FED requirements for T+1 confirmation).
Intervention
- Launch of a PoC to demonstrate feasibility and value
- Formation of a multidisciplinary team (agile approach)
- Establishment of robust governance and a comprehensive roadmap
Results
- Validation of a fully automated STP process
- Alignment of internal stakeholders
- Structured investment case to launch full transformation
LPM Compliance for a Private Cloud Platform
Client
Financial services company in the payments sector, subsidiary of major French banks.
Challenge
Ensuring compliance with the Military Programming Law (LPM) for a strategic payment system hosted on private cloud infrastructure.
Intervention
- Identification of regulatory requirements
- Assessment of technical scenarios, timelines, and costs
- Leadership and coordination across stakeholders
Results
- Solution validated and endorsed by shareholders
- Operational project launch in mid-2024
Strategic Mainframe Workforce Planning
Client
Major French bank – IT infrastructure (Paris).
Challenge
Anticipating the departure of 30% of mainframe experts (2021–2022) in a highly constrained market.
Intervention
- Cross-functional alignment of CIO organizations
- Refocusing internal resources on core mainframe technologies
- Outsourcing of less critical or less-used technologies
- Accelerated recruitment and training plan
Results
- Business continuity ensured despite departures
- Controlled costs and stabilized teams
IT Strategy Definition
Client
European bank – New York / Americas.
Challenge
Aligning local IT strategy with global priorities while strengthening governance and system consistency.
Intervention
- Co-development of the IT roadmap with business teams
- Reorganization of the architecture function
- Cross-functional communication and project prioritization review
Results
- Strategy adoption across stakeholders
- Rationalized and better-prioritized project portfolio
- Increased maturity of IT practices
Implementation of an Active/Active Mainframe Architecture
Client
French retail bank.
Challenge
Strengthening IT resilience following a major incident and ECB regulatory requirements (F4 rule).
Intervention
- Design of a distributed architecture across two remote datacenters
- Project leadership, resource mobilization, and integration into a global modernization program
Results
- Architecture validated by regulators
- Reduced recovery times
- Successful annual business continuity testing
Renegotiation of a Strategic IBM Contract
Client
Major French bank.
Challenge
Revising the IBM contract to support a transformation project and reduce operating costs.
Intervention
- Qualification of needs and target scenarios
- Technical and financial analysis of IBM proposals
- Structuring of a negotiation strategy with alternative leverage
Results
- New 4-year contract signed
- Integration of merger requirements and pricing innovations
- Significant IT cost savings guaranteed
Datacenter Transformation – Closure / Relocation
Client
Major French bank – Infrastructure.
Challenge
Rationalizing datacenters to optimize costs, improve resilience, and reduce carbon footprint.
Intervention
- Coordination of relocations and operational activities
- Alignment between infrastructure and cloud transformation initiatives
Results
- €20M annual cost savings
- Reduction of 7,000 tons of CO₂ per year
- Rationalization of thousands of assets and modernization of core infrastructure
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