Senior UI/UX Developer (Full Scope Poly)
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Overview
Job Description
About the role
Concept Plus is seeking a highly experienced and motivated Senior UI/UX Developer for an exciting new contract. This role is fully onsite in Reston, VA (5 days per week required).
What you'll do
The Senior UI/UX Developer will be part of a team of Application, Data, Cloud, and Security engineers delivering a cloud-native, centralized platform that provides end-to-end budget traceability. This role will own the user experience for Phoenix applications, turning mission workflows and data into intuitive, accessible interfaces and customer-ready mockups.
Required Qualifications
- US Citizen
- Must possess a TS/SCI security clearance with CI or Full Scope Polygraph.
- Minimum 8+ years of experience in UI/UX design, front-end development, product design, or related application development disciplines.
- Demonstrated ability to lead the design of intuitive, user-centered interfaces for enterprise or mission applications, from discovery through implementation.
- Required experience creating and presenting customer-facing wireframes, user flows, clickable prototypes, high-fidelity mockups, and design recommendations to gather feedback and drive design decisions.
- Required proficiency developing production user interfaces with JavaScript, React, and Python.
- Strong experience building responsive, accessible, and maintainable web applications using modern HTML, CSS, JavaScript, React component libraries, and API-driven front-end patterns.
- Experience translating customer workflows, business requirements, and complex data into clear information architectures, interaction designs, dashboards, and visualizations.
- Experience conducting or supporting user research, usability testing, stakeholder interviews, and iterative design reviews.
- Experience integrating front-end applications with REST APIs, authentication and authorization services.
- Ability to document design rationale, usability findings, and implementation guidance; communicate technical concepts effectively to technical and non-technical audiences.
- Experience working in an Agile framework and participating in planning, backlog refinement, demos, and sprint reviews.
- 8+ years of experience relevant to this position.
- Bachelor’s Degree in engineering, computer science or related technical discipline. Master’s degree preferred.
Preferred Qualifications
- Strong experience with Oracle APEX, including designing and developing accessible, responsive Oracle APEX applications.
- Proficiency with design and prototyping tools such as Figma or comparable platforms.
- Experience designing data-rich applications, dashboards, reporting experiences, or financial and budget-traceability workflows.
- Experience with Oracle Cloud Infrastructure (OCI), cloud-native application services, containers, or Kubernetes.
- Experience incorporating secure UI patterns, privacy considerations, and DevSecOps practices into application delivery.
- Experience with automated front-end testing, design systems, component libraries, and CI/CD pipelines.
Concept Plus is an Equal Opportunity Employer. As such, we will give your application full consideration without regard to your race, color, religion, sex, age, national origin, disability, veteran status, sexual orientation, gender identity, or any other classification protected by federal, state, or local law.
Automate your job search with Sonara.
Submit 10x as many applications with less effort than one manual application.
