Senior Sales Support Associate: Client Growth & Proposals

LSEG; Greater London; On-site; GBP 55,000 - 75,000; Full time

Job summary

FTSE Russell, part of LSEG, is seeking a Senior Associate in London to support the Index Sales team. You will help manage client relationships, coordinate internal teams, and prepare commercial materials to drive renewals and new business opportunities.

You will work closely with Sales, Product, Legal, Marketing, and Operations to deliver timely client responses, accurate records, and insightful market analyses that inform strategic decisions.

Qualifications

• Ability to support client-facing sales and relationship management activities.
• Experience coordinating multiple stakeholders in a fast-paced commercial environment.
• Excellent written and verbal communication with internal stakeholders and external clients.
• Ability to prepare proposals, presentations, and client-facing materials to a high standard.
• Proficiency with CRM systems (e.g., Salesforce) and productivity tools.
• Highly organized with strong attention to detail and the ability to manage competing priorities.

Responsibilities

• Supports the sales team in managing and growing relationships with existing clients across buy-side, sell-side, wealth, and asset owner segments.
• Coordinates and responds to client enquiries in partnership with Sales, Product, and Client Experience teams, ensuring timely and accurate resolution of requests.
• Assists in the preparation of commercial proposals, renewal documentation, pricing analyses, presentations, and client meeting materials.
• Maintains accurate client and opportunity records within CRM systems, ensuring pipeline activity, client engagement, and sales outcomes are properly documented.
• Facilitates onboarding and implementation activities for new client mandates, coordinating across internal stakeholders to support a seamless client experience.
• Works closely with Sales, Product, Legal, Marketing, and Operations teams to support contract renewals, licensing discussions, and new business opportunities.
• Monitors upcoming renewals, identifies client engagement opportunities, and supports proactive outreach campaigns to drive retention and revenue growth.
• Develops a strong understanding of FTSE Russell’s index, data, and analytics solutions to effectively support client conversations and commercial initiatives.
• Provides clients with timely communications regarding product enhancements, index launches, methodology updates, and other relevant market developments.
• Produces client usage, revenue, and market intelligence analyses to help identify sales opportunities, support account planning, and inform commercial decision‑making.
• Escalates complex client, commercial, or operational issues to senior sales colleagues while ensuring appropriate follow‑up and resolution.
• Contributes to sales effectiveness initiatives by supporting reporting, pipeline reviews, account planning activities, and strategic business projects.

Skills

Sales support

Client-facing sales

Relationship management

Proposal & presentations

Excel & PowerPoint

CRM systems

Attention to detail

Tools

Salesforce

Excel

PowerPoint

Job description

FTSE Russell, part of LSEG, is seeking a Senior Associate in London to support the Index Sales team. You will help manage client relationships, coordinate internal teams, and prepare commercial materials to drive renewals and new business opportunities.

You will work closely with Sales, Product, Legal, Marketing, and Operations to deliver timely client responses, accurate records, and insightful market analyses that inform strategic decisions.