Algorithmic Sales Execution and Market Analytics

Company Description

South Street Global Ltd, a wholly owned subsidiary of South Street Securities Holdings Inc, is seeking a high-impact professional to join the GX2 Algorithm Trading & Market Analytics team. Subject to FCA regulatory approval, this critical role will be based in our London Mayfair office as part of our strategic U.K. and European expansion.

South Street Holdings and its subsidiary South Street Securities LLC are an independent provider of specialised financing, serving institutional investors e.g. Asset Managers, Hedge Funds, REITs, and midsize broker dealers. Holding Tier 1 memberships with FINRA, SIPC, OCC, NFA, and FICC, we focus on Repo dealer financing for US Treasuries, Agency MBS, and Algorithmic Trade Execution. Our affiliate, GX2 Systems LLC, is a leading financial technology (FinTech) firm developing high-performance software for the aggregation and spread execution of various exchange-traded and OTC products..

Role Description

In this capacity, you will partner with the leadership team in the direction, strategic oversight, and commercial deployment and execution of technology, and quantitative analytics. Working in close collaboration with the team, you will drive business and client growth and maintain the relationships with new and existing institutional clients to defend and increase revenues. The successful candidate will identify and cultivate market opportunities and synthesize complex data and market concepts into business and technology requirements for GX2 Systems.

The role requires a professional capable of independently managing both digital and analog trading frameworks for South Street Securities’ internal desks and global external clients. You will serve as a key relationship manager, building trust and engagement with institutional partners to ensure long-term account retention and portfolio growth.

This position sits at the confluence of market and client engagement, fixed-income trading, and FinTech. The impact of this role will be demonstrated by the ability to cultivate enduring client relationships that organically grow and seamlessly connect external market needs with our proprietary technical solutions.

Key Responsibilities

• Sales and Execution: The focus centers on driving sales and cross-selling, catalysing client engagement that accelerates platform activity, enhancing execution volume and algo performance. This scaling of distribution utilises research and analytics as the necessary tactical tools to achieve these commercial goals.
• Strategic Leadership: Input into the strategy of sales, execution, and technology functions for GX2 Systems and South Street. Further acting as a liaison for complex technical initiatives with clients and other market participants.
• Market Fluency: Demonstrate and apply high-level knowledge of constituent markets; mentor junior team members through our rigorous internal training program in fixed income and algorithmic trading.
• Framework Ownership: Oversee the integrity and evolution of execution frameworks for both institutional external users and internal trading desks.
• Performance Optimization: Lead the analysis and timely interpretation of performance and Transaction Cost Analysis (TCA), delivering both ad hoc sophisticated strategic reports and actionable recommendations to executive stakeholders and clients alike.
• Statistical Innovation: Drive the design and execution of data analysis and inference models within a robust, production-grade statistical template.

Requirements

• Track Record: Candidates must possess 2-3 years of professional experience in financial markets demonstrating success in meeting and exceeding targets in sales and execution.
• Technical Prowess: Exceptional problem-solving skills and a history of delivering high-stakes projects under minimal supervision within budget and timescales.
• Communication: Ability to rapidly articulate complex quantitative concepts in both technical and “business speak” to diverse audiences, including senior management and sophisticated institutional clients.
• Network: The ability to bring (within contractual limitations), their own client relationships.

Skills that enhance consideration

• Programming Aptitude: Proficiency and familiarity in Python and R for large-scale data modeling.
• Technology and Execution: Experience with using and/or developing algorithms for trading and execution
• Data Architecture: Sufficient proficiency in designing automated trading controls and real-time monitoring dashboards.