Title: Sr. UI Engineer Location: Reston, VA. Duration: 18+ Months Contract with high possibility of extension. As a Senior Software UI Engineer, the ideal candidate will have expertise in HTML, CSS, front-end JavaScript frameworks for both desktop and mobile platforms and knowledge of supporting back-end AWS systems. The candidate will have extensive experience with large enterprise software projects, from conception to testing to delivery. The candidate will report to the Senior Director and work within an agile application team that develops and maintains highly visible and critical applications. The candidate will interact with application, domain and solution architects, delivery leads and all levels of software engineers to establish and enforce application technology standards, design patterns, process, development, and deployment. The candidate will have the responsibility to design, implement, unit test, document and maintain complex technical software solutions in support of the application development and QA processes. Additionally, you will be expected to ensure communications and relationships with customers and cross-team members are professional and meet expectations. Minimum Qualifications A bachelor s degree in Computer Science, Engineering or MIS. 5+ years experience in general software development such as programming, database development, and infrastructure development and administration 4+ years experience using JavaScript frameworks such as AngularJS, React, Vue.js or similar. Proficiency in the best practices of UI development Experience in unit testing frameworks Mocha or Jest is highly preferred 4+ years experience with creating and using REST APIs to support dynamic UIs 4+ years writing automated tests for JavaScript and UI components Knowledge of back end development with AWS Services is highly desirable 2+ years experience with source control using Git and related tools such as Bit Bucket and GitHub. 2+ years experience working on Agile Scrum teams.