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Clear Street is a diversified financial services firm modernizing the brokerage ecosystem with a cloud-native clearing and custody platform. Founded in 2018, the company serves multiple asset classes globally and is expanding its International Electronic Execution Services business.
You will join the London team as an Electronic Sales Trader & Client Support professional, embedded within a high-calibre group of Electronic Client Coverage specialists, technologists, and algorithmic salespeople. This is a front-line, client-facing role operating at the intersection of technology and capital markets.
Key responsibilities include:
- Provide real-time support across Clear Street's algorithmic execution platform, handling both technical and functional client queries for equities and listed options
- Act as the primary liaison between technology, support, and sales teams, fostering collaboration to deliver outstanding client outcomes
- Identify, triage, and remediate technical issues promptly, coordinating across support, technology, and engineering functions
- Own client incidents from initial triage through resolution, demonstrating proactive problem-solving and effective multi-team coordination
- Deliver exceptional service to internal stakeholders and external clients with clear, timely communication
- Serve as a knowledgeable resource on FIX protocol, order types, and execution venue connectivity, liaising directly with exchanges, ATS, and other execution venues
- Support electronic business growth by providing consultative guidance on platform usage, best execution practices, and algorithmic strategy
Requirements:
- Minimum 3 years of professional experience supporting an equity/options algorithmic trading platform in a client-facing environment
- Demonstrable experience in risk management across equities and listed options
- Strong working knowledge of FIX protocol across both asset classes
- Solid command of Transaction Cost Analysis (TCA) and fundamental execution quality metrics
- Options trading experience (important component of the role)
- Detailed understanding of current European and global market structure, including lit and dark venues, periodic auctions
- Familiarity with Python, AWS, or Snowflake for data querying and analysis
- Excellent verbal and written communication skills, with ability to explain technical concepts to both technical and non-technical audiences
