IT & Software

Application Developer / Software Engineer (AVP)

Citigroup

Belfast · County Antrim · United Kingdom

Overview

In this role you will deliver critical components of the Strategic Swaps Platform, focusing on high-quality Java/Kotlin software within an Agile team. You’ll drive automated testing, CI/CD, and production support, partnering with leadership to scale solutions for Prime Brokerage. You’ll influence design, documentation, and best practices, while mentoring junior developers. This is a growth-focused tech role in Citi’s Prime Brokerage domain.

Pay / Benefits
  • Hybrid working model (up to 2 days home)
  • 27 days annual leave plus bank holidays
  • Discretionary annual bonus
  • Private Medical Care & Life Insurance
  • Employee Assistance Program
  • Pension Plan
Responsibilities
  • Delivery of Swap Processing components (Java/Kotlin)
  • Developer-led automated testing with emphasis on TDD
  • Work within an Agile team with CI/CD focus
  • Participate in design, planning and estimation discussions
  • Analyze work and break into technical tasks
  • Create and maintain project and technical documentation
  • Collaborate with management to integrate functions and define enhancements
  • Identify opportunities for quality improvement of standards
  • Resolve high-impact problems through analysis of processes
  • Adopt architecture-aligned coding, testing, and implementation standards
  • Develop knowledge of business-architecture-infrastructure integration
  • Assist in production support and post-mortems
  • Contribute to documentation and root-cause analysis
  • Mentor junior developers and grads
Key requirements
  • Experience in systems analysis and programming of software applications
  • Experience delivering software projects
  • Working knowledge of consulting/project management techniques
  • Ability to work under pressure and meet deadlines
  • Java & Test-Driven Development are essential
  • Collaborative mindset
  • Ability to work with cross-functional teams
  • Coaching and mentoring junior staff
  • Java
  • Test-Driven Development (TDD)
  • Kotlin

Reference: WJ-747_31244961 · Posted 08 Nov 2026, 12:30 AM

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