Treasury Operations Control Manager (VN2670) in London

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four core services: clearing, agency and execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products, with access to 60 exchanges. The group provides access to the world’s major commodity markets, covering a broad range of clients that include some of the largest commodity producers, consumers and traders, banks, hedge funds and asset managers. With more than 40 offices worldwide, the group has over 2,300 employees across Europe, Asia and the Americas.

The Treasury Operations department covers all aspects of Cash Management, Securities Settlements & Reconciliations, Payments, Exchange & Bank Reconciliations, CASS Client Money Reconciliation. The Treasury Operations Control manager supports the effective running of Treasury Operations by owning core systems, bank portal administration, internal controls and assists in broader securities settlements and cash management processes. The role partners closely with the Head of Treasury Operations and Deputy Treasury Operations Manager for EMEA to ensure robust governance, audit readiness, process optimisation, issue resolution management and accurate and timely execution of key operational activities. This position plays a critical role in maintaining Treasury’s control environment and ensuring a high standard of operational discipline across the team.

To succeed in this environment, you will be resilient, highly organised, and detail‑oriented, with the ability to stay focused and deliver under pressure. You will thrive in a dynamic, fast‑paced setting and be eager to contribute to a growing and evolving organisation, making a meaningful impact as part of a high‑performing team.

Responsibilities:

• Bank Portals, Treasury Systems & Access Administration
• Administer user access, entitlements and segregation‑of‑duties controls across bank portals and Treasury systems.
• Perform periodic access reviews, signature list updates, mandate controls and monitor system administration changes.
• Support system enhancements, UAT, incident tracking, documentation, and release management.
• Maintain up‑to‑date process notes, access matrixes and system workflows.
• Cash & Liquidity Operations
• Maintain the control framework for cash positioning and liquidity reporting.
• Ensure strong controls, documentation and reconciliations across all cash and liquidity workflows.
• Oversee policy adherence, approvals and limit checks for FX and cash placement activities.
• Maintain oversight of interest calculation processes and validation controls.
• Reconciliations, Data Integrity & Balance Sheet Support
• Understand and assist in the reconciliation processes for Nostro, broker/exchange and securities cash accounts by supporting control checks, documentation and issue follow‑up.
• Understand the flow of data between systems and GL and assist in escalating breaks, data quality issues or system discrepancies to the appropriate teams.
• Support Financial Control and Legal Entity Controllers in substantiating treasury‑related balance sheet accounts through data preparation, variance analysis and control evidence gathering.
• Internal Controls, SOX, Compliance & Audit Support
• Maintain Treasury’s control framework and ensure operational controls are executed in line with policies and procedures.
• Coordinate SOX testing, internal audit requests and documentation updates.
• Track remediation activities, issues, and incident reporting through to close‑out.
• Ensure compliance with regulatory frameworks including KYC, payment controls, sanctions-related processes (in coordination with Compliance).
• Reporting & Issue Management
• Prepare operational reporting packs, control dashboards, KPIs and metrics for management.
• Manage operational incidents, root‑cause analysis and corrective action tracking.
• Process Improvement, Projects & Cross Functional and Team Collaboration
• Contribute to impact assessments for new business proposals affecting Treasury operations.
• Partner closely with the Treasury Operations Change team to identify opportunities to automate, streamline or standardise Treasury processes and controls.
• Delivery of system upgrades, new banking integrations and strategic Treasury projects.
• Partner closely with the wider Finance team, Technology, Risk and Operations to deliver end‑to‑end improvement initiatives.
• Contribute ideas and feedback that enhance the Treasury Operations function and support the firm’s growth.
• Support the Treasury Operations Manager in ensuring consistent execution of daily tasks and controls.
• Provide guidance to more junior staff on best practices, processes and system usage.

Skills & Experience:

• Previous experience in a Treasury function or similar operational environment; cash management, Treasury systems or banking operations experience preferred.
• Proficiency with bank portals, electronic banking systems, and ideally a Treasury Management System.
• Strong understanding of operational controls, SOX and audit frameworks.
• Detail‑oriented, control‑minded and capable of operating in a fast‑paced environment.
• Proven ability to identify process inefficiencies and deliver robust, scalable improvements, partnering effectively with technology and data teams.
• Strong analytical, organisational and stakeholder management skills.
• Strong Excel, reporting and documentation skills.
• Strong leadership and collaboration skills, with the ability to work as part of a high‑performing team and positively influence stakeholders across front‑office and support functions.
• Experience working in a regulated environment and knowledge of the risk and compliance requirements associated with this.

Sarbanes Oxley Responsibilities:

• As a Control Owner or Manager of a Control Owner you are expected to (where relevant):
• Be responsible for maintaining the internal control assigned to you in compliance with Sarbanes Oxley.
• Day-to-day implementation, monitoring, and verification of internal controls designed to mitigate financial reporting risks and ensure SOX compliance.
• Implement and Maintain Controls: This involves ensuring that internal controls are designed, documented, and implemented effectively to address identified financial reporting risks.
• Monitor and Test Controls: Regularly assess the effectiveness of controls through testing and monitoring to ensure they are operating as designed and remain effective over time.
• Assist with internal quarterly reporting as applicable.

Competencies:

• Strong interpersonal skills with the ability to manage robust challenge from senior stakeholders.
• A collaborative team player, approachable, self-efficient and influences a positive work environment.
• Strong coordination and problem resolution capabilities.
• Proven ability to operate effectively in a fast-paced and rapidly changing environment.
• Clear understanding of the importance of a strong control environment and adherence to relevant procedures.
• Excellent written and verbal communication skills.
• Exceptional attention to detail.
• Demonstrates curiosity.

If you’re forging a career in this area and are looking for your next step, get in touch! Marex is fully committed to being an inclusive employer and providing an inclusive and accessible recruitment process for all. We will provide reasonable adjustments to remove any disadvantage to you being considered for this role. We value the differences that a diverse workforce brings to the company. We welcome applications from candidates returning to the workforce. Also, Marex is committed to avoiding circumstances in which the appearance or possibility of conflicts of interest may exist within the hiring process. If you would like to receive any information in a different way or would like us to do anything differently to help you, please include it in your application.