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Added 6 months ago
Z
Senior Backend Engineer (.NET & AI/ML)
Zonda
Vancouver, British Columbia
- $110,000 to $130,000 CAD / year
- Full-time
This is a dual-focus role: you will spend meaningful time on both core backend engineering (.NET, gRPC microservices, SQL Server, MongoDB, Elasticsearch, AWS, Azure) and AI/ML engineering…
Added 6 months ago
S
Software Architect - AI Accelerated Engineering Lead / Architecte Logiciel
Slalom
Montreal, Quebec
- Full-time
Compétences en programmation : maîtrise de langages comme TypeScript/Node, Python ou Java ; à l’aise avec React/Next et les frameworks modernes.
Added 6 months ago
S
MuleSoft Senior Developer- Enterprise
Slalom
Toronto, Ontario · Greater Toronto Area, Canada
- Full-time
Job Title: MuleSoft Senior Developer- Enterprise (For Vacant Role)
Added 6 months ago
C
Optimum Adobe Engineer (contract)
Capgemini
Toronto, Ontario
- Contract
…govern 50+ campaigns weekly, ensuring accuracy, compliance with data and contact governance, alignment with creative logic, and robust post-campaign reporting for leadership…
Added 6 months ago
F
Computer Vision & Behavioral Signal Analysis Intern (Travel + Hospitality Focus)
FairwAI
Remote, Canada
- Remote
Experienced in Python-based ML and vision workflows
Added 6 months ago
SC
Intermediate Software Developer
SRC CAN
Ottawa, Ontario
- Full-time
SRC CAN Ltd is seeking an Intermediate Software Developer to contribute to the design, development, and delivery of next-generation EW Operational Support Systems (EWOSS) including…
Added 6 months ago
F
Senior Frontend Engineer
Forma.ai
Toronto, Ontario
- $140,000 to $175,000 CAD / year
- Full-time
…automation, APIs, claims management, next-generation reporting, and data exploration…
Added 6 months ago
K
Software Engineer, AI
Klue
Toronto, Ontario
- $92,000 to $119,000 CAD / year
- Full-time
We're looking for a Software Engineer with production experience to join our Toronto AI engineering team. You'll help us build and improve the LLM-powered agent systems that turn millions…
Added 6 months ago
O
Développeur en tests logiciels - Software Developer in Test
OneSpan
Montreal, Quebec
- Full-time
A Software Developer in Test (SDET) is a hybrid role that blends software engineering expertise with deep testing skills. SDETs design, develop, and maintain automated test frameworks,…
Added 6 months ago
HI
US Portfolio Manager
Hillsdale Investment Management Inc.
Toronto, Ontario · Greater Toronto Area, Canada
- Full-time
Lead the architecture and continuous improvement of our quantitative research platform, partnering with engineering to translate research needs into production-ready systems.
Added 6 months ago
A
Principal Data Scientist (m/f/d)
AutoTrader.ca
Toronto, Ontario
- Full-time
Join our global Data Science team and take a leadership role in shaping the future of the automotive marketplace through cutting-edge AI and machine learning. As a Principal Data Scientist,…
Added 6 months ago
M
Senior Design Engineer - Vehicle Systems
Multimatic
Markham, Ontario
- Full-time
Located in Markham, Ontario, Canada, Multimatic Technical Centre (MTC) is part of Multimatic’s Engineering Group. MTC provides advanced design, simulation, testing and prototyping services…
Added 3 months ago
EN
Sr Principal SW Systems Engineer (10342)
Extreme Networks
Toronto, ON
- Full-time
…individual contributor within a matrix of cross-functional teams - data scientists, product managers, engineers, architects, and customers -…
Added 3 months ago
Q
Machine Learning Engineer, AI Processors (Sr to Staff)
Qualcomm
Markham, ON
- Full-time
Engineering Group, Engineering Group > Machine Learning Engineering
Added 1 month ago
OT
Senior Software Developer (Java)
Open Text Corporation
Richmond Hill, ON
- Other
…multi-tenant SaaS applications. We are looking for a Senior Software Developer with a focus on Backend and AI development to join our platform development…
Added 1 month ago
Digital Architect
Lightmatter
Toronto, ON
Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant leaps in human progress. The company invented the world’s first 3D-stacked photonics engine,…
Added 3 months ago
Associate Product Engineer
Maybell Quantum Industries
Quinte West, Ontario
Experience using data analysis tools such as Excel, Python, or MATLAB.
Added 3 months ago
JA
Python Developer - QIS (Indexes)
Jay Analytix
Toronto, Ontario
- Contract
We are seeking a seasoned Python Developer with strong experience in Quantitative Investment Strategies (QIS) and index products to join our Toronto-based team. In this role, you will…
Added 3 months ago
JA
UI React Developer (QTS)
Jay Analytix
Toronto, Ontario
- Contract
We are seeking a UI React Developer with strong Redux experience to join the Quantitative and Technology Services (QTS) team, developing, improving, and supporting strategic applications…
Added 3 months ago
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NetSuite SCM Engineer - Inventory, WMS & Fulfillment
Lime
Remote, Canada
- $102,000 to $143,000 CAD / year
- Full-time
- Remote
Demand Planning Synchronization: Support automated data connectors with Anaplan to help ensure reliable data synchronization for demand planning and forecasting models.
Added 1 month ago
NE
Junior Developer - Winter 2027 Co-op
Nexus Energy Inc.
Toronto, ON
- $20 to $22 CAD / hour
- Full-time
Support AI-related proof-of-concept projects, including data preparation, prompt engineering, workflow automation, and AI-powered application features.
Added 1 month ago
KT
Software Engineer in Test (ETL)
Kaizen Technologies
ON · Ontario, Canada
- Contract
The candidate should be hands-on with Python or Java development, automation framework design, SQL, ETL/ELT pipeline testing, API testing, CI/CD, and healthcare data. Experience with HL7,…
Added 1 month ago
JG
Gen AI (AWS) Developer
J&M Group
Toronto, ON
- Full-time
We are seeking a GenAI Developer with 5-8 years of experience in designing, developing, and deploying AI-driven solutions. The ideal candidate should have strong expertise in Generative AI,…
Added 1 month ago
DI
Test Automation Developer - Winter 2027 Co-op/Intern
Definity Insurance Company
Waterloo, ON
- Full-time
…with the validation and verification of software systems and data. Economical Insurance is seeking a technical Student in Quality Assurance to join us in this important…
Added 1 month ago
R
Director, DevOps Regulatory Engineering
RBC
Toronto, ON
- Full-time
Strong engineering background in CI/CD, DevOps tooling and cloud platforms, with hands-on experience in Java and Python

Jay Analytix

UI React Developer (QTS)

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Experience: Experience: 7+ Years
Posting language: English
Posted: Jul 13, 2026

Original job description

UI React Developer (Redux)

Job Type: Contract

Duration: 1+ Year - Long Term

Location: Toronto, Ontario (Hybrid - 3 days in office)

Experience: 7+ Years

Only candidates with work authorization in Canada may apply.

What Is the Opportunity?

We are seeking a UI React Developer with strong Redux experience to join the Quantitative and Technology Services (QTS) team, developing, improving, and supporting strategic applications within the RAMPP (Risk, Analytics, Modelling, Pricing & Processing) organization. You will work with best-in-class front-end technologies to build applications that consume large quantities of data and present key metrics and statistics to Capital Markets business clients.

You will tackle complex problems and deliver robust, efficient, and strategic UI solutions with lasting impact on the RAMPP organization and Capital Markets businesses. Working closely with Capital Markets trading teams, you will help define project requirements, coordinate testing efforts, and provide implementation support. Excellent communication, organizational, and leadership skills are essential.

What Will You Do?

Code, test, debug, implement, and support real-time risk and PnL applications using React and Redux, serving a wide range of business units within the Capital Markets space
Design and build responsive, data-intensive user interfaces, including real-time intraday reporting and real-time visualizations
Manage complex application state using Redux, Redux-Observable, and RxJS to handle high-volume, real-time data streams
Analyze, debug, and resolve production issues related to data flows, application performance, system latency, and infrastructure/network outages
Collaborate with Capital Markets Trading and Quant teams through all stages of the software development lifecycle, eliciting and implementing business requirements and owning projects from inception to completion
Proactively identify operational risks, control deficiencies, and opportunities for automation to increase productivity and enhance user experiences
Demonstrate project implementations to key stakeholders, including senior management, executives, and wider QTS technology teams
Contribute to the internal UI sharing economy and the broader UI development community, supporting the overall vision of QTS' UI/UX strategy

What Do You Need to Succeed?

Must Have

Bachelor's or Master's degree, preferably in Computer Science or a related field
Strong hands-on experience with React 16+ and Redux in production environments
Experience with RxJS 6+ and reactive/functional programming patterns
Solid working knowledge of design patterns, data structures, algorithms, threading and concurrency, ES2020+, and front-end best practices
Experience building robust, scalable, test-driven front-end platforms utilizing modern HTML5 APIs and PWA techniques and technologies such as Web Workers, Service Workers, CacheStorage, IndexedDB, ES6 Proxies, and Sockets

Nice to Have

Experience working in the financial industry, ideally Capital Markets
Working knowledge of TypeScript 4+
Experience with Redux-Observable (Observables), Redux Toolkit, and state management at scale
Aptitude for UI design and building strong user experiences; experience with design tools is a bonus
Demonstrable knowledge of Cypress/Playwright and/or Jest for building robustly tested, test-driven products
Familiarity with DevOps tooling such as JIRA, Jenkins, Docker, and Kubernetes, including JavaScript build tools/pipelines such as Vite, Bun, Babel, Webpack 5, Rollup, and ESBuild
Working knowledge of functional architectures and related tools such as Lodash/fp and Ramda
Knowledge of OpenFin and Electron-based architectures
Experience with server-side development in Node.js, Java 11, or Python
Working knowledge of SQL and Solace
Familiarity with additional front-end frameworks, tools, and paradigms such as D3, GraphQL, MobX, React Query, and AG-Grid
Experience with Agile, Scrum, and Kanban methodologies
Quick learner with the aptitude to pick up new technologies and business knowledge
Highly motivated, able to work independently and effectively, with a collaborative attitude

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More about this job

Responsibilities

Develop and support real-time risk and PnL applications for Capital Markets using React and Redux. Design data-intensive user interfaces and collaborate with trading and quant teams to implement business requirements.

Requirements

Requires 7+ years of experience with strong proficiency in React, Redux, and RxJS. A degree in Computer Science or a related field is required, along with experience in functional programming and modern front-end APIs.

Skills

React
Redux
RxJS
JavaScript
HTML5
CSS
TypeScript
Redux-Observable
Cypress
Playwright
Jest
Node.js
Java
Python
SQL
Agile

Visa sponsorship

Not detected in the job text

Keywords

React
Redux
RxJS
Redux-Observable
TypeScript
HTML5
PWA
Web Workers
Service Workers
IndexedDB
Sockets
Cypress
Playwright
Jest
JIRA
Jenkins
Docker
Kubernetes
Vite
Webpack
Lodash
Ramda
OpenFin
Electron
Node.js
Java
Python
SQL
Solace
Agile

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