Equities - Senior Java Developer - Vice President

Citigroup Inc.; Mississauga; Hybrid; CAD 121,000 - 171,000; Full time

Job summary

Citigroup Inc. in Mississauga invites an experienced Senior Java Developer (Vice President) to join a global equities platform.

You will lead the technical design, develop high-performance Java services, and collaborate with cross-asset teams to deliver Delta One execution capabilities. The role requires 8+ years in Java, strong OO skills, Unix/Linux proficiency, and knowledge of market data and trading technologies.

Qualifications

• 8+ years of relevant experience.
• Unix / Linux environment and OO concepts.
• Experience with KDB and Kafka is a plus.
• Experience in low latency, high frequency trading apps desirable.

Responsibilities

• Monitor and control all phases of development from analysis to implementation.
• Develop and maintain Delta One Execution Platform globally.
• Collaborate with business analysts to understand requirements.
• Write technical design and support documentation for the systems.
• Train first-level support staff in operating the systems.
• Communicate progress and risks to management and estimate schedules.

Skills

Java development

Unix/Linux

OO design

Communication

KDB

Kafka

Low latency trading

FIX protocol

Market data

Education

Bachelor's or Master’s in IT

Tools

KDB

Kafka

Job description

## Equities - Senior Java Developer - Vice PresidentApply: Hybrid: Mississauga Ontario Canada: Full time: Posted Yesterday: End Date: October 30, 2026 (5 days left to apply): 26996315**Responsibilities*** Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users.* Development and Maintenance of Delta One Execution Platform globally.* Ensure essential procedures are followed and help define operating standards and processes.* Work closely with the business analysts to understand the requirements.* Maintain and enhance existing workflow and strategies for ETF Execution based on business requirement.* Work closely with other teams that interface with Cross Assets Liquidity system to design and implement appropriate data interfaces and data transfer mechanisms.* Work collaboratively with the Cross Assets Liquidity development team in an agile mode.* Write technical design and support documentation for the systems.* Train first-level support staff in the operation of the systems.* Communicate progress and risks to management, estimate work schedules, anticipate and avoid problems.* Stay current with advances in technology in his/her area of expertise and improve knowledge of business lines and market specifics.**Technical Skills*** 8 plus years of relevant experience.* Strong Java architecture and Java development, object-oriented analysis and design experience.* Experience in systems analysis and programming software applications.* Must Have Unix / Linux and sound knowledge of OO Concepts.* Experience in KDB, and KAFKA will be an added advantage.* Hands-on experience, excellent communication and teamwork skills.* Knowledge of Market Data, Trading Technology and Financial Markets is an advantage.* Experience with low latency, high frequency trading application development is desirable, FIX protocol a plus.**Functional knowledge (nice to have)*** Asset classes: ETF – Electronic Traded Funds, Bonds ETF* ETF trading and delta hedging* US electronic exchanges **Education**:Bachelor Degree or Master’s Degree in Information Technology or other science related areas, or equivalent professional work experience------------------------------------------------------## **Job Family Group:**Technology------------------------------------------------------## **Job Family:**Applications Development------------------------------------------------------## **Time Type:**Full time------------------------------------------------------## **Primary Location Full Time Salary Range:**$120,800.00 - $170,800.00------------------------------------------------------## **Most Relevant Skills**Please see the requirements listed above.------------------------------------------------------## **Other Relevant Skills**For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------## **Automated Processing and AI**We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.------------------------------------------------------*This job opening is for an existing job vacancy.*------------------------------------------------------*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.*