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Citi Group FIX Connectivity Engineer – AVP Hybrid 
United Kingdom, England, London 
618419690

15.04.2025

FIX Connectivity Engineer – AVP (Hybrid)

Able to work independently, good communication skills, has experience in working on complex and medium to large projects.

Role Overview/What will you do:

  • Work within a global team of experienced FIX Engineers to establish and maintain connectivity from external clients to Citi FIX gateways.
  • Communicate effectively with business, development, QA, infrastructure, and production support teams.
  • Use technical skills to ensure business requirements are understood at all levels of delivery.
  • Assist with troubleshooting and issue resolution across development, support, and technical business users.
  • Establish strong working relationships across different technology areas (QA, Support, etc.).
  • New client connectivity onboarding and certification
  • Migrating existing connectivity from legacy platform to new as required
  • 2nd line support for all FIX issues and Client Connectivity related
  • Client onboarding for Equity, Derivative and Rates businesses

Development Value:

  • This role will offer an exceptional candidate who is looking to gain real Client Onboarding access experience, the opportunity to refine and grow a diverse connectivity skillset.
  • Working as part of a close-knit team they will learn to collaborate efficiently and benefit from the breadth of the teams reach across asset classes and locations.
  • This role is ideally suited for a very delivery focused technologist and someone looking to gain a lot of exposure to trading/sales, as well as the chance to work on cutting edge technology.

Key Skills and Experience required

  • Solid relevant experience in FIX Engineering or systems analysis role
  • Subject Matter Expert (SME) in FIX Protocol
  • Familiar with networking fundamentals
  • Good understanding of electronic trading and financial markets
  • Experience in FIX client onboarding and certification projects
  • Knowledge of Third Party Networks and EMS/OMS software vendors. (e.g., Fidessa, NYFIX, Bloomberg, TradingScreen, ITG etc..)
  • Consistently demonstrates clear and concise written and verbal communication
  • Prior experience with Aegis Client Simulator or other FIX testing/certification tools
  • Experience with UNIX, SQL and XML

Added Skills:

  • Demonstrates effective analysis and problem solving.
  • Good Analytical and Project Coordination skills
  • Excellent verbal and written communication skills.
  • Ability to prioritize work load and meet multiple project deadlines.
  • Ability to adapt to a dynamic work environment and make independent decisions.
  • Relationship Management - Ability to deal with a range of external parties, stakeholders, and business groups with varying levels of seniority.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

What we’ll provide you

By joining Citi London, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:

  • 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
Applications Development


Time Type:

Full time

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