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Citi

Senior UI Developer -Vice President

Mississauga, ON, Canada
Toronto, ON, Canada

$120,800.00 - $170,800.00 · Full-time

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Job details

Pay: $120,800.00 - $170,800.00
Job type: Full-time
Experience: Development Experience: A minimum of 6+ years of in-depth professional development experience, with a dominant focus on building sophisticated client-side applications.
Posting language: English
Posted: Oct 8, 2026

Original job description

We are seeking a highly skilled and experienced Senior Application Developer to join our dynamic Rates Technology team. This position is responsible for the design, development, and implementation of new and revised application systems and programs. The candidate will perform in-depth application systems analysis and programming, collaborating closely with various technology and business teams globally to deliver robust and efficient software solutions. The primary objective of this role is to drive innovation and technical excellence within our trading application landscape.

Responsibilities:

Role Overview and Key ResponsibilitiesAs a Senior Application Developer, you will be at the forefront of our technology initiatives, contributing directly to the systems that support our Rates trading business. Your primary duties will involve a combination of hands-on UI development, system design.Core Activities:
Business Collaboration: You will work in close partnership with the Rates trading desks to thoroughly understand their requirements and workflow challenges. A key part of your role will be to translate these complex business needs into intuitive, efficient, and user-centric UI designs.
UI Development: You will be responsible designing scalable Web UI architecture, writing high-quality code, and conducting comprehensive testing to ensure functionality meets business specifications.
Process Improvement: You will actively contribute to the continual improvement of our software development lifecycle (SDLC). This involves refining development methodologies, enhancing code quality standards, and adopting best practices to increase efficiency and product reliability.
Project Delivery: Leveraging your hands-on development skills and deep technical expertise, you will play a crucial role in delivering large-scale, complex technology projects from conception through to deployment.
Production Support: You will serve as a third-line support contact for the production system, handling escalated issues that require deep technical analysis. This role is supported by dedicated 24/7 first and second-line support teams who manage initial incident response.

Detailed Responsibilities:

Technical Analysis: Meticulously review and analyze proposed technical solutions for new and existing projects to ensure they are robust, scalable, and aligned with architectural standards. Business Integration: Develop a comprehensive knowledge of how different areas of the business integrate and function to accomplish strategic goals, ensuring that technology solutions enhance these processes. Innovation: Actively impact the future of Applications Development by identifying opportunities for innovation, researching emerging trends, and adapting cutting-edge technologies to deliver best-in-class software solutions. Standards and Procedures: Ensure all essential development and operational procedures are strictly followed. Risk and Compliance Management:

Appropriately assess risk when making business and technical decisions, giving particular consideration to the firm's reputation and the safeguarding of Citigroup, its clients, and its assets.
Drive compliance with all applicable laws, rules, and regulations by adhering to company policies and applying sound ethical judgment in all personal and business conduct.
Proactively escalate, manage, and report control issues with complete transparency.
Proactively practice culture of accountability to maintain essential standards.

Knowledge and Experience

Development Experience: A minimum of 6+ years of in-depth professional development experience, with a dominant focus on building sophisticated client-side applications.
Client-Side Technologies: Extensive, hands-on experience in modern client-side development, including expert-level proficiency in Angular/ReactJS,/JavaScript, HTML5, ES6+, TypeScript, and reactive programming paradigms (e.g., RxJS).
API and Data Integration: Proven experience with high-throughput, low-latency systems, including the design and integration of streaming data feeds and RESTful APIs.
Core Technology Stack: Extensive practical experience with a range of essential back-end and middleware technologies, specifically including Kafka, Solace, and MongoDB.
DevOps and Deployment: Demonstrable experience with modern CI/CD pipelines and tools, such as Tekton, and container orchestration platforms like OpenShift and Kubernetes.
Professional Skills:
- A self-starting individual with prior experience working in a fast-paced, desk-facing role within a financial services environment.
- Exposure to and appreciation for software quality techniques such as Test-Driven Development (TDD) and application performance profiling.
- A strong mathematical aptitude and a genuine ambition to learn the complex mathematics associated with financial derivatives.
- Excellent aptitude for analysis and a methodical, effective approach to problem-solving.
- Consistently demonstrates clear and concise written and verbal communication skills.
- High attention to detail, strong self-motivation, and a persistent willingness to learn and adapt.
Business Knowledge: Prior knowledge of the Rates Derivatives business is preferred and will be a significant advantage.

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

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Job Family:

Applications Development

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Time Type:

Full time

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Primary Location Full Time Salary Range:

$120,800.00 - $170,800.00

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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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.

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This job opening is for an existing job vacancy.

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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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More about this job

Responsibilities

The role involves designing, developing, and implementing robust UI solutions for the Rates trading business while collaborating with global technology and business teams. Responsibilities also include providing third-line production support and driving technical innovation within the software development lifecycle.

Requirements

Candidates must have at least 6 years of professional development experience with a strong focus on client-side technologies like Angular, ReactJS, and TypeScript. A bachelor's degree is required, and prior knowledge of the Rates Derivatives business is considered a significant advantage.

Skills

Angular
Reactjs
Javascript
Html5
Es6+
Typescript
Rxjs
Kafka
Solace
Mongodb
Tekton
Openshift
Kubernetes
Ci/cd
Restful apis
Test-driven development

Visa sponsorship

Not detected in the job text

Keywords

Senior UI Developer
Rates Technology
Application Development
Trading Systems
Web UI Architecture
Client-side Development
Reactive Programming
Streaming Data
Middleware
DevOps
Container Orchestration
Financial Services
Software Quality
TDD
Performance Profiling
Financial Derivatives
SDLC
RESTful APIs
Kafka
Solace
MongoDB
Tekton
OpenShift
Kubernetes
Angular
ReactJS
TypeScript
JavaScript
HTML5
ES6+

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