Top Tech Jobs & Startup Jobs in London

Senior client partner leading sports marketing accounts, especially Formula 1. Owns client relationships, strategy, commercial performance, team leadership, and growth. Drives integrated sponsorship and activation programs anchored in KPIs, ensures profitability and on-time delivery, mentors staff, and supports new business and agency thought leadership while travelling internationally.

Lead and elevate the agency’s strategic product, directing junior strategists and partnering with Creative, Growth, and Client Services. Deliver Growth, Portfolio, and Project strategy across partnership architecture, narrative development, activation planning, and measurement. Translate insight into frameworks, campaigns, and measurement systems; lead discovery and research; advise senior clients; and mentor team members to ensure creative, insight-led, and commercially effective strategic outputs.

Manage day-to-day client relationships and deliver partnership activations and hospitality programs. Oversee timelines, budgets, supplier logistics, on-site execution and reporting. Translate strategy into activation plans, drive commercial performance, lead meetings, and support account growth while ensuring high-quality guest experiences and international delivery.

Lead end-to-end UX for a growing SaaS product: discovery, IA, flows, wireframes, prototypes and high-fidelity interfaces. Build and evolve a design system, run user research and usability testing, collaborate with product, engineering and client teams in agile sprints, translate client feedback into user-centred solutions, and identify and prioritise UX debt.

Senior client lead responsible for strategic direction, commercial management and delivery excellence across one to two Formula 1 hospitality partnerships. Manage account teams, develop hospitality and activation strategies, oversee end-to-end event delivery, supplier negotiation, budgets and profitability, and drive client growth while mentoring staff and ensuring high-quality guest experiences and measurable partnership outcomes.

Lead day-to-day client management and delivery for a multinational Formula 1 partnership, focusing on hospitality programmes, strategic planning, budget oversight, supplier and on-site execution, team mentoring, performance reporting, and commercial growth initiatives. Ensure activations meet brand and business objectives and deliver exceptional guest experiences across global events.

Lead and evolve the Group people strategy for a fast-growing international sports marketing agency. Partner with CEO and senior leaders on organisational growth, talent strategy, acquisitions, leadership development, engagement and retention. Build scalable people frameworks, oversee HR governance and compliance, and lead the HR team.

Own Halo's commercial growth: build pipeline, execute outbound sales, run full sales cycles from demo to contract, develop market strategy, identify sectors, manage client onboarding, and feed product strategy with market feedback.

Maintain accurate WIP schedules, manage purchase orders and client funds, reconcile Synergist with AccountsIQ, own billing plans and invoicing, support revenue recognition and forecasting, provide job-level cost/revenue data, set up and close jobs, and ensure consistency between finance systems.