Job Description

LCH SA is seeking a Senior Product Owner to join its Treasury & Collateral function in Paris.

This is a senior-level role requiring over 10 years of experience within post‑trade, clearing, treasury or collateral environments, with a strong and proven expertise in Central Counterparty (CCP) operating models.

The Senior Product Owner will be accountable for driving the functional ownership, evolution and delivery of critical Treasury & Collateral systems, operating at the crossroads of Business lines, Operations, IT, Risk, Finance and external market participants, in a highly regulated and systemically important environment.

Key Responsibilities

Product Ownership & Strategic Change

· Act as Senior Product Owner for Treasury & Collateral systems, defining product vision, functional roadmap and priorities in line with business strategy and regulatory requirements.

· Own and translate business needs into clear, robust and scalable functional requirements, ensuring alignment with CCP constraints and operational resilience.

· Lead complex change initiatives impacting:

• Margin and collateral management (cash and securities),
• Treasury cash flows, liquidity management and investments,
• Payments, settlement and reconciliation chains.

Subject-Matter Expertise (SME) of Treasury & Collateral processes

· Provide deep functional expertise on CCP Treasury & Collateral end‑to‑end processes, including margin lifecycle, collateral eligibility, liquidity management and settlement risk.

· Act as a trusted expert and reference point for Business lines, Operations, IT, Risk, Finance and senior stakeholders.

· Proactively identify process and system improvements to strengthen operational efficiency, control frameworks and risk mitigation.

Delivery Governance & Testing

· Own User Acceptance Testing (UAT) activities:

• Define and maintain test strategies, scenarios and acceptance criteria,
• Coordinate UAT execution with internal users and external stakeholders,
• Formally validate results and approve production releases.

· Closely monitor system releases across test and production environments, ensuring secure and controlled deployments.

Stakeholder Engagement

· Work closely with:

• Business lines,
• Operations teams,
• IT delivery and shared services,
• Risk Management, Finance and CaLM teams,
• External stakeholders including clearing members, central banks, CSDs and settlement banks.

· Ensure clear, structured and effective communication with both technical and non‑technical audiences.

Skills & Experience Required

· 10+ years’ professional experience in Treasury, Collateral Management, Clearing Operations, Product Ownership or related roles within a CCP, FMI, investment bank or major financial institution.

· Strong and demonstrable understanding of CCP business models, including regulatory, risk and operational dimensions.

· Proven experience leading functional change or product ownership for mission‑critical systems.

· Solid knowledge of payments and securities settlement infrastructures (e.g. SWIFT, T2, T2S).

· Degree level education (Master’s or equivalent) in Finance, Economics, Engineering or similar.

· Fluency in English & French, both written and spoken.

Strong IT literacy, with a good understanding of new technologies including Distributed Ledger Technology (DLT) and Cloud-based solutions.

Personal Attributes

· High levels of rigour, reliability and attention to detail.

· Strong analytical and problem‑solving mindset.

· Ability to operate effectively in complex, regulated and high‑impact environments.

· Collaborative approach with strong interpersonal and communication skills.

· Ability to influence, challenge constructively and lead by expertise.

Career Stage:

Senior Associate

London Stock Exchange Group (LSEG) Information:

Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you.

LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth.

Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions.

Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce.

We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs.

You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering.

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

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