Piper Companies is looking for a Sr UI Developer to join our insurance industry client. This is a hybrid (3x a week onsite) position located in Hunt Valley, MD with a great culture and thriving company! Essential Duties of the

Sr UI Developer :

Design and develop dynamic user interface templates/pages and constituent page elements for multiple enterprise web applications Work with managers to understand business objectives and provide technical assessments, UI recommendations, risk analysis, and accurate development estimates Continuously research and adopt emerging UX best practices, accessibility standards (WCAG/ADA compliance), and new technologies such as AI-driven design tools Determine technical feasibility of approaches with Proof of Concepts to mitigate project risks Qualifications of the

Sr UI Developer :

Bachelor's degree in Computer Science, Information Technology or related field 5+ years experience with graphic design and UI development for commercial enterprise web applications Expert knowledge of user-centered design, accessibility (WCAG/ARIA), usability testing, and design systems Proficient in modern design and prototyping platforms such as Figma, Sketch, Adobe XD, InVision, and Balsamiq Strong knowledge of

HTML5, CSS3

(Flexbox, Grid), LESS/SASS, JavaScript (ES6+), JSON, and modern frameworks such as React, Angular, or Vue.js Experience with Bootstrap, Tailwind CSS, or Material UI for consistent and scalable component design Knowledge of .

NET, .NET

Core or Node.js for integration with back-end systems Compensation for the

Sr UI Developer :

$100,000-$120,000 (based on experience) Medical, Dental, Vision, 401K, PTO, Sick Leave as required by law, and Holidays This job opens for applications on 8/11/26. Applications for this job will be accepted for at least 30 days from the posting date #

LI-HYBRID

#LI-BM2 ui, user interface, api, apis, enterprise applications, js, angular, javascript, java script, mvc, .net, c#, .net core, asp.net, asp .net, photoshop, illustrator, mentor, team lead, leader, html, xhtml, html 5, jquery, j query, ajax, jason, css, bootstrap, developer express control suite, Figma, Sketch, Adobe XD, InVision, Balsamiq, wireframing, prototyping, UI design, UX design, user flows, mockups, design systems, component libraries, interactive prototypes, vector editing, layout grids, design collaboration, usability testing, design handoff, responsive design, mobile-first design, accessibility design, interface design, design tokens, version control for design, design feedback tools, HTML5, CSS3, Flexbox, Grid, LESS, SASS, SCSS, JavaScript, ES6, ES7, JSON, React, Angular, Vue.js, JSX, TypeScript, DOM manipulation, event handling, API integration, AJAX, RESTful APIs, Webpack, Babel, NPM, Yarn, Node.js, front-end routing, single-page applications, component-based architecture, state management, Redux, Vuex, Angular CLI, responsive web design, cross-browser compatibility, performance optimization, accessibility (ARIA), semantic

HTML, CSS

animations, transitions, media queries, CSS variables, modular CSS, front-end testing, Jest, Cypress, unit testing, integration testing