Senior Software Engineer - Front End (Library of Congress)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer - Front End (Library of Congress) based in the United States. Join a remote-first engineering team delivering accessible, reliable, and user-centered digital services for the public sector. In this senior individual contributor role, you will build and maintain modern frontend applications that support important government services and initiatives. You will work primarily with Angular and modern web technologies, translating design specifications into responsive, accessible user experiences. Partnering with UX designers, backend engineers, QA specialists, and federal stakeholders, you will contribute throughout the software development lifecycle. You will also help strengthen engineering standards, automated testing, and shared design system components. This opportunity combines hands-on technical ownership with mentoring, collaboration, and the chance to make a meaningful impact through public-sector technology.