Hiring: Principal Software Engineer, UX – Asset Management Technology Foundations Company: Fidelity Investments Location: Boston, MA Job Posted Time: 2026-09-03 11:24:03 Employment Type: Full-time / Remote Target Skills & Keywords : Accessibility, Design System, Figma, Interaction Design, TypeScript, UX Design, User Experience, WCAG About the job Required Skills: •Principal Software Engineer, UX – Asset Management Technology Foundations •Note: Fidelity will not provide immigration sponsorship for this position. •We are seeking a Principal Engineer specializing in UX Design Systems to lead the architecture, quality, and adoption of enterprise design system. •This is a senior hands-on technical role with a strong UX bar. You will be responsible for translating user experience principles into scalable, reusable, and accessible design system assets—including design tokens, component libraries (e.g., PrimeNG-based), theming frameworks, and UX standards. •Work at the intersection of UX design and engineering, ensuring that the design system is both user-centered and production-ready, enabling teams to deliver consistent, high-quality experiences across a complex application ecosystem. •The Expertise & Skills You Bring •Extensive experience building and scaling enterprise design systems (tokens, theming, component libraries, governance). •Proven ability to translate UX design into reusable, systemized engineering assets adopted across large ecosystems. Qualifications: •Bachelor’s degree in human-Computer Interaction, Interaction Design, Computer Science, or a related field (advanced degree preferred). Compensation: •$107,000 - $216,000 / year •Flexible work environment (work from home / hybrid options) •Depending on the position and eligibility requirements, the offer package may also include bonus or other variable compensation Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!