Senior Frontend Developer

As a UI Application Senior Developer at Citi, you will build and enhance high-performance UI for the Fixed Income eTrading platform, enabling real-time pricing, order status, and market data visualization. You’ll contribute to a fast-paced team driving electronic trading capabilities and pursue engineering excellence across the application stack. You’ll collaborate with product and tech teams to balance rapid client delivery with governance and security. This role offers mentorship, continuous learning, and the opportunity to shape the future of global finance in a scalable, cross‑functional environment.

• mentorship
• continuous learning
• flexible/hybrid work opportunities
• global impact
• financial industry exposure
• coding excellence opportunities

• Design and develop modern UI applications for eTrading and Algo platforms with real-time data visualization
• Provide technical oversight across multiple applications and systems
• Follow development lifecycle best practices and drive engineering excellence
• Balance time-to-market with governance, compliance, and audit requirements

• Experience building large-scale, high-performant UI applications with modern frontend technologies
• Strong experience handling real-time/streaming data in the UI layer with low latency
• Ability to learn new business concepts quickly
• Good development standards and practices
• React, Angular, or Vue experience
• WebSockets, HTTP streaming, or SSE knowledge
• RxJS and state management libraries (Redux, Zustand)
• Distributed applications and architecture expertise
• UI performance tuning and troubleshooting
• Familiarity with implementing UX-driven styles
• Team player with strong communication and problem-solving skills
• Innovator who adopts new approaches and tools

• team player
• excellent interpersonal and communication skills
• problem-solving
• React/Angular/Vue
• WebSockets/HTTP streaming/SSE
• RxJS