Senior UI Developer Job at Citi (Toronto)

Senior UI Developer

Citi

Location:
Canada , Toronto ▼
Mississauga

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

120800.00 - 170800.00 USD / Year

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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.

Job Responsibility:

Business Collaboration: Work in close partnership with the Rates trading desks to thoroughly understand their requirements and workflow challenges and translate these complex business needs into intuitive, efficient, and user-centric UI designs
UI Development: Responsible for designing scalable Web UI architecture, writing high-quality code, and conducting comprehensive testing to ensure functionality meets business specifications
Process Improvement: Actively contribute to the continual improvement of our software development lifecycle (SDLC)
Project Delivery: Play a crucial role in delivering large-scale, complex technology projects from conception through to deployment
Production Support: Serve as a third-line support contact for the production system, handling escalated issues that require deep technical analysis
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
Drive compliance with all applicable laws, rules, and regulations
Proactively escalate, manage, and report control issues with complete transparency
Proactively practice culture of accountability to maintain essential standards

Requirements:

Minimum of 6+ years of in-depth professional development experience with a dominant focus on building sophisticated client-side applications
Extensive, hands-on experience in modern client-side development, including expert-level proficiency in Angular, ReactJS, HTML5, ES6+, TypeScript, and reactive programming paradigms (e.g., RxJS)
Proven experience with high-throughput, low-latency systems, including the design and integration of streaming data feeds and RESTful APIs
Extensive practical experience with a range of essential back-end and middleware technologies, specifically including Kafka, Solace, and MongoDB
Demonstrable experience with modern CI/CD pipelines and tools, such as Tekton, and container orchestration platforms like OpenShift and Kubernetes
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
Bachelor’s degree/University degree or equivalent experience

Nice to have:

Prior knowledge of the Rates Derivatives business is preferred and will be a significant advantage
Master’s degree preferred

Additional Information:

Job Posted:
March 18, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

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