Top Tech Jobs & Startup Jobs in London

The Marketing Executive will assist in planning and executing marketing campaigns, create content, manage events, and collaborate with various teams to enhance brand visibility and lead generation.

The Account Manager builds client relationships, drives revenue growth, manages accounts, resolves issues, and identifies sales opportunities.

The role involves researching, developing and operating an options platform, writing scalable code, designing components, and collaborating with various stakeholders.

PhD graduate embedded in a quantitative research team to develop, implement and test systematic investment strategies. Analyse large financial datasets, design statistical models in Python, document results, and present findings to senior researchers and portfolio managers.

Originate and manage eFX client relationships through proactive lead generation, targeted outbound sales, product demonstrations, pipeline management, and collaboration with electronic trading, quant research, client service and onboarding to drive revenue and market share while ensuring regulatory compliance.

Identify, evaluate and onboard high-quality datasets for systematic funds and capital markets. Own and publicise the internal data catalogue, build provider relationships, and contribute to firm-wide data strategy.

The Helix Software Engineer will manage the ISAM Helix Trading System, improve trade execution, onboard new brokers, and enhance system architecture while supporting production.

Join the Bridge front office team to re-engineer and maintain an MT4/MT5/FIX bridge. Build robust backend systems in Java, design APIs, debug across the stack, support production on a rota, and contribute to front-end usability. Work collaboratively in a small, agile London-based team.

Join the trading team to monitor risk, optimise client relationships and pricing, liaise with sales and liquidity providers, and collaborate with Risk, Quant and Dev teams to improve hedging and trading services across FX and CFDs.

Join the Helix StatArb team to develop, maintain, and support high-performance quantitative trading systems. Work on large-scale data processing, statistical modeling, portfolio construction, execution monitoring, and DAG-based concurrent data frameworks. Collaborate with researchers, own system components, and participate in live trading support and rota duties to ensure robust, scalable production trading infrastructure and improved execution quality.