Trading Assistant

Millennium; Greater London; On-site; GBP 45,000 - 65,000; Full time

Job summary

Millennium is seeking a diligent trade assistant to support a growing Fixed Income desk in London. You will capture risk across a broad product universe, fix trade details with PMs and brokers, and collaborate with Middle Office, Ops, Technology and Business Management to ensure accurate, timely processing.

Ideal candidates have 3+ years in trade desk support, a strong interest in fixed income and derivatives, and a proactive mindset for process improvement.

Qualifications

• 3+ years in a trade assistant or trading desk support role.
• Strong interest in Fixed Income and derivatives markets.
• Motivation to learn and support a broad range of traded products and PMs.
• Proactive approach to improving established processes and tasks.
• Exceptional attention to detail and accuracy.
• Strong communication and stakeholder relationship skills.
• Adaptable and open to expanding the role as the business evolves.
• Familiarity with AI tools or large language models is advantageous.

Responsibilities

• Capture traded risk accurately in booking systems across Fixed Income products.
• Serve as a key contact between Portfolio Managers and sales/brokers to finalize trade details.
• Partner with Middle Office, Operations, Technology, and Business Management to support trade processing.
• Monitor and improve trading book efficiency, including FX cash balance cleanups and transfers.
• Identify and deliver process enhancements that add value to PMs.
• Provide backup trade execution support for the PM team.
• Deliver front-line trading support as the team transitions to an independent fund.

Skills

Fixed Income trading

Derivatives markets

Trade execution

Attention to detail

Communication skills

Process improvement

AI familiarity

Job description

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.

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

This Fixed Income trading pod has grown in size and complexity, with an expanding team of traders and Portfolio Managers. As the pod prepares for an external spinout, the team is building a scalable support infrastructure to enable its next phase of growth while maintaining a collaborative, high-performing culture focused on disciplined risk management and high-quality results.

What You'll Do

• Capture traded risk accurately in booking systems across a broad Fixed Income product universe, including swaps, bonds, FX, inflation, rates volatility derivatives, futures, and options.
• Serve as a key point of contact between Portfolio Managers and sales teams or brokers to agree trade details and resolve trade-related issues.
• Partner closely with Middle Office, Operations, Technology, and Business Management to support timely, accurate trade processing and issue resolution.
• Monitor and improve trading book efficiency, including FX cash balance cleanups, inter-strategy clean transfers, trade lifecycle management, and unwind package execution.
• Identify, develop, and deliver tactical process enhancements that create value for the team and individual Portfolio Managers.
• Provide backup trade execution support for the Portfolio Manager team.
• Deliver responsive, front-line trading support as the team prepares for its transition to an independent fund.

What You Bring

• 3+ years of experience in a trade assistant or trading desk support role.
• Strong interest in Fixed Income and derivatives markets; relevant experience is preferred.
• Genuine motivation to learn and support a broad range of traded products, trading styles, and Portfolio Managers.
• A proactive approach to challenging and improving established processes, tasks, and operating models.
• Exceptional attention to detail and a commitment to accuracy.
• Strong communication skills and the ability to build effective working relationships with a range of internal and external stakeholders.
• Adaptability and openness to expanding the scope of the role as the business evolves.
• Familiarity with AI tools or large language models, and technical coding ability, are advantageous.