Operations Manager

About Millennium

Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.

Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time. Discover how transformative growth accelerates impact.

Meet the Team

The European Core Operations team in London sits within Operations & Middle Office and supports trading activity across a wide range of asset classes and markets. The team is responsible for maintaining robust front-to-back operational processes and a strong control environment, while partnering closely with portfolio managers, trading, middle office, technology, finance, risk and external brokers in a fast-paced, high-accountability setting.

What You'll Do

• Act as a senior escalation point for Core Operations issues across portfolio managers, trading groups, middle office, technology, finance, risk and external brokers
• Oversee the daily trade, position, cash and lifecycle reconciliation process, ensuring breaks are identified, prioritized, escalated and resolved within required timelines
• Maintain a strong operational control framework through active review of KPIs, KRIs, aging breaks, exception reporting and adherence to firm policies and procedures
• Support the onboarding of new portfolio managers, trading strategies, products, markets and prime broker relationships
• Develop and maintain a detailed understanding of front-to-back operational flows across cash equities and equity swaps, fixed income and repo, credit products, futures and listed options, and FX and related lifecycle events
• Manage operational risk across key lifecycle processes, including corporate actions, option exercises and assignments, futures expiries and deliveries, repo lifecycle events and swap resets
• Partner with internal stakeholders to support new and existing trading flows, ensuring booking models, reconciliations, reporting and escalation processes are operationally robust
• Resolve portfolio manager queries relating to trades, positions, P&L, financing, margin, cash and broker reporting
• Manage and develop relationships with prime brokers, executing brokers, clearing brokers and other external service providers
• Oversee cash, margin and financing-related processes across prime brokers and product classes
• Assist in the training, development and oversight of junior team members, ensuring daily responsibilities are performed to a consistently high standard
• Drive process improvement initiatives, including automation, control enhancements and improved exception management

What You Bring

• Relevant experience in hedge fund, investment bank, prime brokerage, or asset management operations
• Strong knowledge of financial instruments and operational processing across multiple asset classes, including equities, swaps, fixed income, repo, futures, options and FX
• Strong understanding of trade booking, settlement, confirmations, reconciliations, lifecycle events, financing, margin and broker reporting
• Familiarity with operational risk, regulatory reporting considerations and control frameworks
• Experience managing or mentoring junior team members
• Strong analytical and problem-solving skills, with the ability to assess operational impact and propose practical solutions
• Excellent communication and interpersonal skills, with the ability to interact confidently with portfolio managers, brokers and internal stakeholders
• Strong sense of urgency, ownership and accountability
• Ability to work independently while contributing effectively to a broader team environment
• Strong Excel skills, with SQL or coding experience preferred
• Familiarity with reconciliation tools and systems
• High attention to detail
• Strong organizational discipline
• Calm and effective under pressure
• Commercial awareness and a risk-focused mindset
• Comfort operating in a fast-moving and constantly evolving environment
• Strong ownership mindset and commitment to operational excellence

• Undergraduate degree or equivalent professional experience preferred

Millennium

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Operations Manager