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Citi Logo Citi · IT - Software Development

Lead Engineer - UI

United Kingdom, London · Job Posted January 18, 2026
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Job Description

The Fixed Income eTrading team delivers eTrading strategy & provides market connectivity, price distribution, order management, RFQ management, Algo trading capability for Spread Products business. This role is for an individual who will leverage his/her skills to deliver solutions related to electronic trading implementations with key architectural and design decisions in the build out of global eTrading and Algo platform. The UI Application Dev lead is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology and product teams. The overall objective of this role is to lead applications systems analysis and programming activities.

Job Responsibility

  • Design & development of Front end for eTrading and Algo platforms
  • Utilize in-depth knowledge and skills across multiple Applications Development areas to provide technical oversight across systems and applications
  • Supporting and enhancing the existing infrastructure and applications across a variety of technologies (Angular, .Net, WPF)
  • Follow application development life cycle and drive engineering excellence
  • Balancing time to market (client delivery) with proper governance, compliance, and audit mandates

Requirements

  • Proven experience in designing, building, testing, maintaining, and supporting large scale, high-performant UI applications using Angular, Typescript technologies
  • Previous experience of delivering electronic trading solutions is a big plus
  • Previous experience in the financial industry, knowledge of Spread Products such as Bonds, Loans, CDS/CDX & Index Tranches is a plus
  • Demonstrated ability to learn new business concepts and technologies quickly and thoroughly
  • Experience in following good development standards and practices
  • Expert level proficiency in UI Technologies such as Angular, Javascript/ TypeScript, HTML and CSS
  • Thorough understanding of real time communication between UI and backend using HTTP, web sockets
  • Understanding of Reactive programming paradigms (RxJS and NgRx) etc.
  • Strong experience in distributed applications and architecture
  • Expertise in design, development, performance tuning, and troubleshooting UI applications
  • Hands on experience with CICD pipelines using TeamCity, Jenkins in Cloud Native environments
  • Familiarity in implementing styles based on UX designs
  • Team player with excellent interpersonal and communication & problem-solving skills
  • Innovator – drives the adoption of new approaches, solutions, and tools
  • Bachelor’s degree/University degree or equivalent experience
  • Master’s degree preferred

Nice to have

Experience in .Net, WPF is nice to have

What we offer

  • 27 days annual leave (plus bank holidays)
  • A discretional annual performance related bonus
  • Private Medical Care & Life Insurance
  • Employee Assistance Program
  • Pension Plan
  • Paid Parental Leave
  • Special discounts for employees, family, and friends
  • Access to an array of learning and development resources
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