UI Developer (Senior Frontend Engineer)Location: Jersey City, NJ / Merrimack, NH / Smithfield, RIOn-site/Remote/Hybrid: OnsiteDuration: 6-12 MonthsSpecial Instruction: Creative resumes preferred + GitHub/personal website requiredWhat Does the Team DoProduct for operations team for managing brokerage services for Operations users (OWS). Team is building a next-generation brokerage platform from scratch, with a long-term vision to potentially replace legacy mainframe systems. In the near term, the platform partners with banks and financial firms for trading workflows.
All crypto-related flows also pass through this ecosystem ("The Greens"). This initiative is part of Fidelity Center for Applied Technologies (FCAT) under the Green Meadows program, focused on building a modern, cloud-native brokerage platform from the ground up.Top SkillsStrong UI skills (ReactJS or Angular frontend; Angular preferred)Experience with modern JavaScript frameworks (Angular, Vue, React)Strong JavaScript & TypeScript fundamentalsHTML & CSS proficiency with accessibility and cross-browser expertiseRole OverviewAs part of the Green Meadows program, you will work as a Senior Developer responsible for building web applications for operations users and end customers. You will design and develop features, participate in code reviews and deployments, and collaborate with multiple stakeholders across engineering and business teams.
This is a high-impact opportunity to work on a greenfield brokerage platform initiative within Fidelity's FCAT organization.Key ResponsibilitiesDesign and develop UI features for brokerage web applicationsBuild scalable and maintainable frontend architectureWork with UX/UI specifications, wireframes, and visual designsParticipate in code reviews, testing, and deployment activitiesCollaborate with cross-functional teams in an agile environmentEnsure high performance, accessibility, and usability standardsContribute to modernization of brokerage systemsRequired Technical SkillsExperience with modern JavaScript frameworks (Angular preferred; React/Vue acceptable)Strong JavaScript and TypeScript skillsHTML/CSS expertise with accessibility and cross-browser compatibilityExperience with Git/version control systemsAbility to translate UX designs into functional UI componentsStrong communication and collaboration skillsAbility to work in complex, distributed system environmentsUnderstanding of scalable, maintainable frontend architectureStrong attention to quality and engineering standardsNice to HaveExperience with CI/CD pipelines and automation5+ years of professional software engineering experienceExposure to financial services or trading platformsFamiliarity with investment or brokerage domain conceptsCustomer-first mindset and product thinkingThe Value You DeliverBuild modern, scalable UI systems for a next-generation brokerage platformContribute to a once-in-a-decade greenfield modernization effortDeliver high-quality, user-centric applications for operations and end usersCollaborate with engineers, designers, and business stakeholders in a fast-paced environmentHelp define frontend standards, architecture, and best practices for the platformAbout Us: InterSources IncInterSources Inc is a Small, Woman, and Minority-Owned Business Enterprise, ISO/IEC 27001, SOC 2 Type 2 certified company with massive 18+ years of diversified experience in providing IT Consulting Services, Artificial Intelligence, Data Analysis, Application Development, Cloud Services, Cybersecurity, Digital Marketing, ERP Management, Custom Software Development, Web Development, UI/UX Design, System Integration, QA Support etc. We make reasonable accommodations for clients and employees, and we do not discriminate based on any protected attribute including race, religion, color, national origin, gender sexual orientation, gender identity, age, or marital status. We also are a Google Cloud and Oracle partner company.