Are you a highly motivated Quantitative Analyst looking for a front‑office role where your work directly shapes trading decisions, optimises execution, and drives P&L impact? Citi’s Cash Equities Central Risk team is seeking an experienced quant to design and enhance systematic trading components that sit at the core of our execution and internalization strategy. This is a unique opportunity to apply your quantitative expertise, technical skills, and market intuition in a fast‑paced, high‑impact environment. Team & Role Overview The Central Risk team plays a pivotal role in optimising execution quality, internalisation, and risk management across Citi’s global Equities franchise. In this role, you will research, design, implement, and maintain systematic trading components, including: The Systematic Internalizer (SI) Portfolio optimiser and hedger Analytics, estimators, and trading signals You will work closely with traders, risk managers, and technology...

Location: Belfast, United Kingdom Thales people architect solutions that are relied upon to deliver operational advantage at every decisive moment throughout the mission. Defence and armed forces customers rely on us to deliver the full range of defensive systems for land, sea, and air. From early warning, to threat neutralisation, our platforms cover all levels from very short-range systems, to extended protection across the entire battle-space including Airspace Mobility Solutions, Vehicles and Tactical Systems and Missile Defence, Optronics, and Radar. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer. We innovate across the major industries of Aerospace, Defence, Security and Space. Your health and well-being matters to us and that’s why we offer you the...