77 ui developer jobs at 52 companies in Niagara Falls, NY

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1w
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UI Developer
Toronto, Ontario, Canada
$100k-$120k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
7+ YOEExperience developing Angular-based UI applications, Rx JS/NRx and API integration/authentication; familiarity with AWS APIs. 7+ years experience required.
Angular, Rx JS, NRx, AWS
1mo
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Senior UI Developer (.NET/React)
Toronto, Ontario, Canada
$94k-$142k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
Proficiency in .NET/C#, React, HTML5, CSS3, and JavaScript; experience in Windows and web UI development; knowledge of JSON/XML, REST APIs; TypeScript preferred; bachelor’s degree or equivalent experience.
.NET/C#, React, HTML5, CSS3, JavaScript, Windows, JSON, XML, REST API, TypeScript
1mo
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Senior UI Developer (.NET/React)
Toronto, Ontario, Canada
$94k-$142k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
Proficiency in .NET/C#, React, HTML5, CSS3, and JavaScript; experience in Windows and Web UI development; knowledge of JSON/XML and REST integrations; familiarity with test frameworks; Bachelor's degree or equivalent experience.
.NET, C#, React, HTML5, CSS3, JavaScript, JSON, XML, REST API, TypeScript
2mo
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Senior UI Engineer, Design System
Toronto, Ontario, Canada
$131k-$181k/yr HybridFull Time
Equinix
EquinixNASDAQ: EQIX: Provides global data center colocation and digital interconnection services.
5+ YOESenior UI Engineer with 5+ years, expert in TypeScript/JavaScript, React, CSS/HTML, accessibility, and design systems; experience with design systems, Storybook, Figma; strong collaboration.
TypeScript, JavaScript, CSS, HTML, Tailwind CSS, React, Node.js, Webpack, Vite, esbuild, tsc, Figma, Storybook
3w
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Staff Software Engineer - UI Platform (Toronto)
Toronto, Ontario, Canada
$160k-$200k/yr HybridFull Time
Okta
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
5+ YOE5+ years software development; strong software architecture skills; development background in Java, Python, or C++; experience with Spring, React.js, or Node.js; strong communication and technical leadership.
Java, Python, C++, Spring, React.js, Node.js, Unicode, ISO standards
3mo
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Senior UI Engineer - Sledgehammer Games
Toronto, Ontario, Canada
$147k-$194k/yr OnsiteFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops computer software, consumer electronics, and video games.
5+ YOEBachelor's in CS/Engineering/Math; 5+ years in game industry; shipped at least one title; strong C/C++, Lua; scripting experience; collaborative and team-oriented; strong OO programming; passion for games.
Lua, C/C++, Python
1w
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Senior UI Programmer
Toronto, Ontario, Canada
$100k-$120k/yr OnsiteFull Time
Certain Affinity
Certain Affinity: Develops and-develops action-oriented multiplayer AAA video games.
3+ YOE3+ years game dev experience with UI focus; strong Unreal Engine (UMG/Blueprints) and C++; experience with input handling, localization, profiling, and performance optimization.
Unreal Engine, UMG, Blueprints, C++
2mo
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Software Frontend UI Engineer (Toronto, ON, CA)
Toronto, Ontario, Canada
$120k-$160k/yr HybridFull Time
Fitch Group
Fitch Group: Provides global credit ratings and financial market research services.
7+ YOE7+ years in enterprise web development; strong React/TypeScript; full-stack capabilities; CI/CD; cloud and DevOps; collaboration and communication.
React, TypeScript, JavaScript, Node.js, Redux, Context API, Vue.js, PostgreSQL, Oracle, MongoDB, Kafka, Spring Boot, Maven, Python, Pandas, FastAPI, Flask, AWS, Kubernetes, GitHub Actions, CI/CD, Bash
1w
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Senior UI Product Designer (iGaming)
Toronto, Ontario, Canada
$120k-$140k/yr OnsiteFull Time
BrightIT
BrightIT: Tech hub developing digital solutions for the iGaming industry.
5+ YOE5+ years digital product design experience; expert in Figma and Adobe Creative Cloud; strong prototyping, design-systems, UI for web/mobile, developer handoff, mentoring, and portfolio; iGaming experience preferred.
Figma, Adobe Creative Cloud, HTML, CSS
2mo
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Oracle SQL Developer
Mississauga, Ontario, Canada
$90k-$100k/yr OnsiteFull Time
Virtusa
Virtusa: Digital engineering and IT business transformation services provider.
Experience with end-to-end SQL development, UI development skills, design, development and unit testing, code optimization; banking domain preferred; strong communication and ability to work directly with clients and independently.
Oracle SQL Developer, SQL
2mo
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Oracle SQL Developer
Mississauga, Ontario, Canada
OnsiteFull Time
Virtusa
Virtusa: Global provider of digital engineering and IT outsourcing services.
SQL development with end-to-end development lifecycle and UI development skills; design, development, unit testing, code optimization; banking domain preferred; strong communication and client-facing skills; ability to work independently.
Oracle, SQL
2mo
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Senior Front End Engineer
Toronto, Ontario, Canada
HybridFull Time
Wisedocs
Wisedocs: AI platform for automated medical record review and claims analysis.
Senior Front End Engineer with React experience, UI/UX focus, leading a small team, and collaboration with cross-functional engineering teams.
React, HTML, CSS, JavaScript, UX/UI
1w
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ServiceNow Developer
Vancouver or Toronto or Ontario or British Columbia or Alberta
$90k-$120k/yr RemoteFull Time
TELUS Digital
TELUS Digital: Provides global digital customer experience and business transformation solutions.
ServiceNow developer with MSP experience, TMF APIs and Integration Hub knowledge, ATF/automated testing, ITSM/CSM/ITOM proficiency, and ServiceNow certifications (CAD,CAT,CIS,CSA).
ServiceNow, TMF APIs, Integration Hub, ATF, Angular JS, Bootstrap, HTML/CSS, UI Builder, AJAX, Javascript
2mo
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Associate, Software Engineer
Tonawanda, New York, United States
$90k-$120k/yr OnsiteFull Time
Arbor Realty Trust
Arbor Realty TrustNYSE: ABR: Provides loan origination and servicing for commercial and multifamily properties.
3+ YOEMaster's or Bachelor's in Computer Science; 3+ years full-stack web development; Angular, C#, SQL Server; agile/scrum; REST/SOAP APIs; mobile-friendly UI.
Angular, C#, SQL Server, Bootstrap, HTML5, jQuery, REST, SOAP, Git/Bitbucket, Ionic, .NET
1mo
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Staff Frontend Engineer
Toronto or Canada
$175k-$200k/yr HybridFull Time
Bettermode
Bettermode: Builds branded online community platforms for customer engagement.
Deep expertise in TypeScript and React (Next.js), experience building production web apps, integrating LLMs/AI into UIs, product-minded development, and mentoring other engineers; multi-tenant experience preferred.
TypeScript, React, Next.js, Claude Code, Cursor, LLM
3mo
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Software Developer - Front End (Intermediate to Senior)
Toronto, Ontario, Canada
$110k-$180k/yr OnsiteFull Time
Xanadu
Xanadu: Develops fault-tolerant quantum computers and open-source software using photonics.
3+ YOEMid to senior level front-end developer with React, TypeScript; 3+ years experience; strong collaboration, UI/UX, and automated testing.
React, TypeScript, Next.js, Gatsby, Tailwind, REST, GraphQL, Docker, GitHub Actions
2mo
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Sr Front End Developer
Toronto, Ontario, Canada
HybridFull Time
Pacific Programming and Tech
Pacific Programming and Tech: Building scalable software systems for global enterprises.
5+ YOE5+ years of professional experience with React.js and modern front-end development; strong JavaScript/TypeScript, HTML5, CSS3; experience with design systems and Figma; hands-on with shadcn/ui; good knowledge of accessibility, RESTful services, Git.
React.js, TypeScript, HTML5, CSS3, Figma, shadcn/ui, Tailwind CSS, Next.js, Jest, React Testing Library
3d
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Co-op, Full Stack Developer
Hamilton, Ontario, Canada
$21/yr OnsiteInternship
Enedym
Enedym: Developing rare-earth-free electric motor and propulsion technologies.
Proficiency with Node.js, NoSQL/SQL databases, Docker, cloud providers (AWS/GCP/DO), Git; familiarity with JavaScript, UI/UX tools (Figma, Draw.io, Retool); ability to develop, test, and deploy microservices.
Node.js, NoSQL, SQL, Docker, AWS, GCP, DO, Git, Figma, Draw.io, Retool
1mo
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Senior Developer (264355)
Toronto, Ontario, Canada
OnsiteFull Time
Scotiabank
ScotiabankToronto Stock Exchange: BNS: Provides global personal, commercial, and investment banking services.
10+ YOE10+ years IT experience; 5+ years React.js, strong JavaScript/TypeScript, HTML5/CSS3, UI performance optimization, API integration, NodeJS, cloud microservice experience (GCP/Azure), testing (Jest, React Testing Library, Playwright).
React.js, React Router, JavaScript, TypeScript, HTML5, CSS3, SCSS, NodeJS, Yarn, NPM, GCP, Microsoft Azure, JWT, OAuth, Dynatrace, Splunk, Jest, React Testing Library, Playwright, Git, Bitbucket
2mo
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Senior Frontend Engineer
Toronto, Ontario, Canada
$140k-$175k/yr HybridFull Time
Forma.ai
Forma.ai: AI-powered platform for managing enterprise sales compensation and performance.
Frontend engineer with React, TypeScript, JavaScript; data-heavy, configurable UIs; dashboards and BI experience; strong UX and collaboration skills.
React, TypeScript, JavaScript, SASS, Jest, Cypress, AWS, Docker, Java, Django, Postgres, Python