
Applications Development Technology Lead
- Job Req Id:
- 24795998
- Location(s):
- Mississauga, Ontario, Canada
- Job Type:
- Hybrid
- Posted:
- Oct. 07, 2025
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Job Overview
The evolution of electronic trading and automation has changed the way that fixed income products trade forever, driving a need for real-time, low latency pricing, market making and risk technology. In this increasingly electronic and competitive landscape, Citi is key player due to its leading eTrading platform and investment in technology. The Fixed Income eTrading team is at the forefront, by building high-performance low latency technology that supports the execution of billions of dollars of client trades every day. Our competitive advantage is our technology and having a platform that provides exceptional and dependable trading experience. If you have this kind of vision, capable of seeing ahead, of developing a clear path forward in a quest to try the as yet untried, here is the opportunity.
The Fixed Income Connectivity team globally supports connectivity and routing solutions to both direct to clients over FIX API and ECN platforms. We’re seeking to hire an experienced lead to join the connectivity team in creating a best in class, next generation product for our connectivity needs. The role will involve contribution to the global build-out, as well as maintaining a strong partnership with both internal and external stakeholders. The role will be responsible to lead other engineers in NAM time zone along with leading Connectivity projects. This is a challenging and exciting opportunity to transform the connectivity landscape at Citi. It will involve working directly with internal and external partners to solve both business and technology problems with a direct measurable impact on the business.
Responsibilities:
- Responsible to lead other engineers & projects in NAM time zone
- Understanding of good design principles and ability to adhere to complex design
- Development of common, reusable components and services utilizing Citi’s best practices
- Responsible for creating high performance, low latency applications leveraging existing Citi frameworks
- Working with other core E-Trading teams to manage and support the application.
- Ensuring strong reliability, scalability and performance of the core Blackbird components
- Drive architecture and execute on our technical strategy
- Partner with technology to continue to evolve Blackbird architecture roadmap beyond near term objectives
- Coordinate development with both internal technology teams and business/quants
- Drive engineering standards and continue to strive for best in class
Qualifications:
- Strong academic record, ideally with a Bachelors or Masters degree in Computer Science,
- Information Science, engineering or related technical or quantitative discipline.
- Demonstrable success in designing and delivering complex applications
- Extensive hand-on coding expertise in Core Java
- Strong Software development fundamentals, data structures, design patterns, Object-Oriented programming, architecture, algorithms, and problem-solving skills
- Strong focus on system performance tuning and experience with low latency Java programming
- Solid understanding of service architecture and high performance, low latency, and multithreading techniques
- Experience architecting and designing high performance server side components.
- At least 5+ years of experience using Java to develop service oriented applications
- Prior experience in building e-trading systems is highly desirable
- Knowledge of any financial products like Interest Rates, Spread Products or Futures (e.g. bonds, interest rate swaps, repos) is highly desirable
- Technical skills include Java, Spring, FIX, TDD, BDD, KDB and UNIX Scripting
- Prior experience in leading regional/global team and projects
- Strong verbal and written communication skills; ability to face off to business users
- Self-motivated individual and with determination to achieve goals
- Willingness to learn, both technically and professionally
- Strong analytical and problem solving skills
- Good team working skills and ability to work in a distributed global team environment
- Ability to work on a fast-pace environment; Flexible and able to deliver quality results in the required timeframe
Education:
- Bachelor’s degree/University degree or equivalent experience
- Master’s degree preferred
This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.
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Job Family Group:
Technology------------------------------------------------------
Job Family:
Applications Development------------------------------------------------------
Time Type:
Full time------------------------------------------------------
Primary Location Full Time Salary Range:
$103,830.00 - $176,570.00------------------------------------------------------
Most Relevant Skills
Please see the requirements listed above.------------------------------------------------------
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.
If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi’s EEO Policy Statement and the Know Your Rights poster.

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