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User Interface Developer Jobs in Toronto, ON (NOW HIRING)

Toronto/GTA Job Summary We are seeking a UI Developer with 5+ years of experience to build and enhance modern, high-performance web applications. The ideal candidate has strong expertise in ReactJS ...

Toronto/GTA Job Summary We are seeking a UI Developer with 5+ years of experience to build and enhance modern, high-performance web applications. The ideal candidate has strong expertise in ReactJS ...

Software UI Developer

Oakville, ON ยท On-site

CA$90K - CA$110K/yr

We are looking for a Software UI Developer to support the design, development, testing, and maintenance of software applications that meet customer and product requirements. This role will focus on ...

The Senior UI/UX Engineer will design and build an exceptional internal developer experience by executing a consolidated Internal Developer Portal on Backstage. This role blends user experience (UX) ...

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 ...

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 ...

Senior UI Engineer About the Role We're looking for a Senior UI Engineer who wants to own the frontend end-to-end. You'll be the primary engineer on an Angular 17 application in production today, and ...

Web UI Engineer

Toronto, ON ยท On-site +1

The Role As a Web UI Engineer , you will design and develop modern, responsive user interfaces for applications that handle complex, real-time data. You will work primarily with React and TypeScript ...

UI/UX Designer

Toronto, ON ยท Hybrid

CA$115K/yr

Job Title: UI/UX Designer Location: Toronto (Onsite/ Hybrid) Job Type: Full-Time Hiring Timeline ... Fulfillment IQ is a supply chain engineering and transformation company that helps brands ...

UI/UX Designer

Toronto, ON ยท On-site

CA$115K/yr

Job Title: UI/UX Designer Location: Toronto (Onsite/ Hybrid) Job Type: Full-Time Hiring Timeline ... Fulfillment IQ is a supply chain engineering and transformation company that helps brands ...

... I/UX Designer. This position is a 6 month contract with a possible extension. In this role, you ... and developers in order to create a comprehensible look and feel for our product. You will be a ...

... engineers, scientists, digital innovators, program and construction managers and other ... The UX/UI Specialist will support the development of digital solutions by combining user research ...

Product-led organizations (B2C / B2B platforms) Role Overview We are seeking a Senior UI/UX Product Designer to work onsite with a client's product and engineering teams in downtown Toronto. This is ...

Senior UX/UI Designer

Toronto, ON ยท On-site

CA$110K - CA$140K/yr

The Senior UX/UI Designer will join a Global Design group that contributes to a range of product ... owners, engineering and end-users * Advocate for prioritization of design-centred changes ...

UX/UI Designer

Toronto, ON ยท Hybrid

CA$78K - CA$90K/yr

About The Role As an Experience Designer (UX/UI) we will depend on you to be an active contributor ... Collaborate with developers and consultants to understand technology requirements and business ...

Senior UX/UI Designer

Toronto, ON ยท Hybrid

CA$90K - CA$110K/yr

Collaborate with other designers, strategists, developers, and clients to find the strongest ... UX/UI design with a minimum of 1 year of experience in leading UX and UI design * A strong ...

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User Interface Developer information

What is a user interface developer?

User Interface Developers, often called UI Developers, are professionals who specialize in creating the visual elements and interactive features of websites, applications, or software. They bridge the gap between design and technical implementation, ensuring that user experiences are both aesthetically pleasing and functionally effective. UI Developers use languages like HTML, CSS, and JavaScript to translate design mockups into working interfaces. They collaborate closely with designers and back-end developers to deliver seamless and responsive digital products.

What are the key skills and qualifications needed to thrive as a user interface developer?

To thrive as a User Interface Developer, you need strong skills in HTML, CSS, JavaScript, and a solid understanding of UI/UX principles, typically supported by a degree in computer science or related field. Familiarity with front-end frameworks like React or Angular, as well as version control systems such as Git, is highly valued. Creativity, attention to detail, and effective collaboration are standout soft skills in this role. These abilities are crucial for building intuitive, visually appealing, and user-friendly interfaces that meet both user needs and business goals.

What are some common challenges user interface developers face when collaborating with designers and backend developers?

User Interface Developers often act as a bridge between design and backend teams, which can present challenges such as interpreting design intentions into functional code and ensuring seamless data integration from backend systems. Miscommunication or unclear requirements can lead to rework or delays, so strong collaboration and proactive communication are essential. Additionally, UI Developers need to balance visual aesthetics with performance and accessibility standards, requiring ongoing dialogue with stakeholders to align on priorities and solutions.

Is a user interface developer a good career?

A user interface developer designs and implements the visual aspects of software applications, often using skills in HTML, CSS, JavaScript, and design tools. It is a growing field with demand for skills in responsive design, user experience, and front-end frameworks, offering opportunities for career advancement and specialization.

What are popular job titles related to User Interface Developer jobs in Toronto, ON?

For User Interface Developer jobs in Toronto, ON, the most frequently searched job titles are:

Infographic showing various User Interface Developer job openings in Toronto, ON as of August 2026, with employment types broken down into 90% Full Time, 6% Part Time, and 4% Contract. Highlights an 73% Physical, 6% Hybrid, and 21% Remote job distribution.

UI React Developer (AG Grid)

Toronto, ON โ€ข On-site

Full-time

Posted 19 days ago


Job description

Contract: 1 Year + Extension (Long term)

Location: Toronto/GTA

Job Description:

Job Summary

We are seeking a UI Developer with 5+ years of experience to build and enhance modern, high-performance web applications. The ideal candidate has strong expertise in ReactJS and TypeScript, excellent communication skills, and proven experience working in the banking domain. You will collaborate closely with product, UX, and backend teams to deliver scalable, reliable, and user-focused solutions.

Key Responsibilities

   Design, develop, and maintain responsive web applications using ReactJS and TypeScript.

       Build reusable, maintainable UI components and enforce front-end best practices.

       Collaborate with cross-functional teams to translate business requirements into technical solutions.

       Optimize UI performance and ensure smooth handling of complex workflows and large data volumes.

       Participate in code reviews, testing, and release processes to ensure quality and reliability.

       Communicate effectively with technical and non-technical stakeholders.

Must-Have Qualifications

       5+ years of responsive UI/front-end development experience.

       Strong hands-on experience with ReactJS.

       Strong hands-on experience with TypeScript.

       Experience with real time systems

       Experience developing desktop apps with ReactJS using frameworks like Electron.js

       Excellent verbal and written communication skills.

       Demonstrated experience in the banking domain.

Nice-to-Have Skills

       Experience with AG Grid.

       Experience implementing server-side grids/server-driven data tables.

       Experience working with large datasets in UI applications.

       Exposure to AMPS messaging platform.

       Experience building real-time systems.

       Familiarity with FDC3 standards/protocols.

Work Model

       Hybrid work arrangement in Toronto (onsite when required + remote).