39 ui developer jobs at 26 companies in Manchester, NH
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UI Engineer
Boston or New York City
HybridFull Time
5+ YOE5+ years frontend experience; strong JavaScript/TypeScript, HTML5, and modern CSS; experience with React or Angular, Storybook.js, RESTful/GraphQL APIs, design systems, accessible and scalable UI architecture.
React, Angular, JavaScript, TypeScript, HTML5, CSS, Storybook.js, RESTful APIs, GraphQL
1d
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UI Developer (Compute Test, North Reading)
North Reading, Massachusetts, United States
$100k-$160k/yr OnsiteFull Time
3+ YOE3+ years software development experience, strong React and TypeScript skills, component-based UI and design-system experience, familiarity with desktop UI environments, UI testing and collaboration with UX/Product teams.
React, TypeScript, WPF/XAML, Electron, Figma, Storybook, Jest, Playwright, Testing Library, Git, GitHub, Jira, CI/CD, WCAG
2mo
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Sr. Software Engineer - UI/UX (Qt/QML)
Newton or Mounds View
$125k-$187k/yr OnsiteFull Time
4+ YOEBachelor’s or Master’s/PhD with relevant experience in UI/UX; strong Qt/QML/C/C++ and Python; Linux, Docker, CI/CD; real-time data; collaboration with UX teams; production-quality software in healthcare setting.
Qt/QML, C++, Python, Linux, Docker, CI/CD, Figma
2mo
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Sr. Software Engineer - UI/UX (Qt/QML)
Newton or Mounds View
$125k-$187k/yr OnsiteFull Time
4+ YOEBachelor's degree with 4+ years’ experience or Master’s with 2+ years’ experience or PhD with no experience; strong Qt/QML, C++, Python; UI/UX focus; production-level software in regulated environment.
Qt, Qt/QML, C++, Python, Linux, Docker, CI/CD, UI/UX tools, Figma
2mo
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Product Engineer (UI-Focused) — Horizon
San Francisco or New York City or Washington or Boston or Los Angeles or Seattle or Denver or Chicago or Atlanta or United States
$172k-$242k/yr RemoteFull Time
5+ YOE5+ years full-stack engineering with front-end focus; strong proficiency in TypeScript and React; experience shipping user-facing products; familiarity with Model Context Protocol and AI/LLM tooling; on-call/incident participation.
Python, TypeScript, React, TanStack, Model Context Protocol (MCP), Claude Code, Codex
2mo
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Full Stack Engineer (UI Focused)
Merrimack, New Hampshire, United States
$80-$100/hr OnsiteFull Time
Experienced software engineer with front-end focus, building RESTful APIs, relational and NoSQL databases, CI/CD, SDLC best practices, mentoring, JavaScript frameworks, and responsive CSS3 design.
Angular, AngularJS, Backbone.js, React JS, JavaScript, CSS3
2mo
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SENIOR SOFTWARE ENGINEER
Methuen, Massachusetts, United States
OnsiteFull Time
8+ YOE8+ years of software development; OO design; C++ multi-thread; motion control; UI development a plus; agile; travel up to 5%; capable of independent and collaborative work.
C++, Multithreading, UI development, Motion control software, Kinematics and control algorithms, Agile
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Software Engineer - UI/UX (Fall 26' Intern)
Natick, Massachusetts, United States
$28-$32/hr OnsiteInternship
Currently enrolled or recent graduate in CS/CE or similar; fluent in C#, Java, or JavaScript; experience with Figma or Adobe XD; front-end frameworks like WPF, React, or Angular; strong OOP and MVVM skills; Windows front-end/.NET WPF or Unity experience useful; valid work eligibility required.
C#, Java, JavaScript, Figma, Adobe XD, WPF, React, Angular, .NET, Unity, Model-View-ViewModel
1mo
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Software Engineer: Web Developer
Cambridge, Massachusetts, United States
$110k/yr OnsiteFull Time
Bachelor's degree in CS or related; strong HTML, CSS, JavaScript; experience with Vue, React or Angular; CMS knowledge (WordPress/Joomla); UI/UX and graphic design skills; REST API development; Agile and test-driven practices.
HTML, CSS, JavaScript, Vue, React, Angular, WordPress, Joomla, REST API, CI/CD, git, GitHub, GitLab, Jenkins
2mo
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Android Engineer II (Client Platform)
Boston, Massachusetts, United States
$125k-$175k/yr OnsiteFull Time
2+ YOE2–4 years Android development; Kotlin and Android frameworks (Jetpack, Compose); strong UI/layout, localization, REST APIs; debugging and performance; Git.
Kotlin, Jetpack, Compose, REST APIs, Git, Android SDK
2w
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Senior Full-Stack Software Engineer
Acton or Cranberry Township
OnsiteFull Time
5+ YOEBachelor's in CS or related,5+ years building software with C#, .NET, C++; experience with network protocols, hardware interfaces, APIs, and desktop UI development.
C#, .NET, C++, TCP/IP, UDP
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Frontend Engineer (Boston)
San Francisco or Boston or Cambridge
$150k-$225k/yr HybridFull Time
3+ YOE3+ years building production React apps, strong TypeScript and Next.js experience, UI polish, performance, accessibility, RESTful APIs, SQL familiarity, and ability to work with design and backend services.
React, TypeScript, Next.js, Ruby on Rails, Postgres, RESTful APIs, SQL, LLMs, EHRs
2mo
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Software Engineer II (Frontend)
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$103k-$186k/yr HybridFull Time
4+ YOE4+ years frontend software development; strong TS/JS/React; Next.js; Rails familiarity; API integration; accessibility; testing; A/B testing; AI tools.
TypeScript, JavaScript, React, Next.js, Ruby on Rails, REST, GraphQL, Redis, Kafka, MySQL, Terraform, CI/CD, Monorepos, UI Libraries, AI Tools
2mo
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Principal Software Engineer (3D Visualization) - Electrophysiology (Waltham, MA, US, 02138)
Waltham, Massachusetts, United States
$107k-$203k/yr HybridFull Time
5+ YOEBS/MS in Computer Science or related field, 5+ years software development, strong C++, OpenGL and 3D graphics experience, object-oriented design, full SDLC, UI/UX and communication skills.
C++, OpenGL, Qt, QML, Linux, Git, Jira, JAMA
2mo
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Principal Software Engineer
Wellesley, Massachusetts, United States
$144k-$288k/yr HybridFull Time
8+ YOE8+ years software experience; 4+ years as technical leader; strong Python/Java; cloud (GCP); microservices; ML; real-time systems; UI (React/Angular).
Python, Java, GCP, React, Angular, Machine Learning, OCR, LLMs
3w
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Senior Software Engineer, iOS (Hybrid - San Diego, CA or Acton, MA)
San Diego or Acton
$141k-$211k/yr HybridFull Time
5+ YOE5+ years software development experience, 3+ years iOS development, strong Swift skills, unit/UI testing, CI/CD and Git experience, familiarity with Bluetooth/BLE, cloud APIs/REST/OAuth 2.0/JSON, and experience with medical device or regulated environments preferred.
Swift, SwiftUI, Combine, The Composable Architecture (TCA), Kotlin Multiplatform, Bluetooth, BLE, APIs, REST, OAuth 2.0, JSON, CI/CD, Git
4w
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Full Stack Engineer (React Native)
Boston, Massachusetts, United States
HybridFull Time
Extensive TypeScript experience across React Native and React, backend proficiency in Java/Scala, SQL, strong architecture, UI craft, testing/CI/CD, and scalability skills.
TypeScript, React Native, React, Java, Scala, SQL, Docker, Kubernetes, Grafana
2mo
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Full-stack Software Engineer I
Nashua, New Hampshire, United States
$65k-$110k/yr HybridFull Time
0.5+ YOEBachelor's in Computer Engineering/Computer Science, ability to obtain US Secret clearance, 6+ months professional programming experience (UI, web services, microservices, databases). Skills with Node.js/Google Go/Python, relational and non-relational databases, microservices, Kubernetes, and cloud-native deployment.
Node.js, Google Go, Python, Kubernetes, MySQL, PostgreSQL, MongoDB, Cassandra, Istio, Linkerd, Prometheus, Grafana, ELK stack, Test-Driven Development (TDD), CI/CD
3w
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Member of Technical Staff – Senior Engineer, Fullstack Web Development
Cambridge, Massachusetts, United States
$180k-$240k/yr OnsiteFull Time
Proven experience building production web applications with a strong front-end focus, modern JavaScript/TypeScript frameworks, backend APIs, cloud deployments, real-time/data-driven UIs, and well-tested maintainable code.
JavaScript, TypeScript, WebSockets
2mo
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Senior Front End Software Developer (AI, React, JavaScript) - Remote US
Waltham or United States
$130k-$158k/yr RemoteFull Time
3+ YOE3-4+ years frontend JavaScript/React experience; UI/UX, Agile; experience with React/TypeScript and AI tooling; remote-friendly, collaborative.
JavaScript, TypeScript, React, AI tools
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