Senior Front-End Engineer (TS/SCI) - Lead & Full-Stack

Momentum Engineering; Maryland; On-site; USD 180,000 - 240,000; Full time

Benefits offered by this job

Medical plan

Dental insurance

Vision insurance

Life insurance

STD/LTD

Job summary

Momentum Engineering, Inc. in Annapolis Junction, MD is seeking a Senior Software Engineer to lead and mentor a UI team while contributing hands-on across the full software development lifecycle.

The role emphasizes frontend architecture, translating UX/UI designs into accessible production interfaces, and contributing to backend services and deployment pipelines. The successful candidate will have strong experience with React/Angular/Vue, HTML/CSS/JavaScript, and full-stack development, plus a

Qualifications

• Must have active Top Secret/SCI clearance with NSA Full Scope Polygraph
• Bachelor's degree in related technical field
• Proven experience leading, mentoring, or providing technical direction to software development teams
• Strong proficiency with modern front-end frameworks such as React, Angular, or Vue
• Strong proficiency with HTML, CSS, and JavaScript
• Demonstrated experience designing front-end architectures and reusable component frameworks
• Experience translating UX/UI designs into responsive, accessible, production-ready applications
• Full-stack software development experience, including integration with backend services and APIs
• Backend development experience using technologies such as Node.js, Python, or Java
• Experience designing and integrating APIs and data flows between front-end and backend systems
• Experience reviewing, testing, debugging, and troubleshooting complex software components
• Experience working throughout the software development lifecycle in an Agile environment
• Strong communication, collaboration, and technical leadership skills

Responsibilities

• Lead and mentor a team of UI/front-end developers, providing technical direction, coding standards, design guidance, and code review
• Architect and implement scalable, maintainable front-end solutions using modern web frameworks and reusable component patterns
• Translate UX/UI prototypes, wireframes, and design specifications into functional, responsive production interfaces
• Develop, maintain, and enhance software based on documented system and user requirements
• Collaborate with backend engineers to design and integrate APIs and ensure efficient data flow between front-end and back-end systems
• Contribute to full-stack development as required, including backend services, databases, infrastructure, and deployment pipelines
• Review and test software components for adherence to design and functional requirements and document test results
• Debug existing software, resolve software problem reports, and correct defects
• Establish and enforce front-end coding standards, best practices, and component reuse
• Partner with UX/UI designers, systems engineers, product stakeholders, and mission customers to ensure design intent and mission requirements are preserved through implementation
• Identify and resolve application performance bottlenecks, cross-browser compatibility issues, and technical debt
• Participate in sprint planning, backlog refinement, technical estimation, architectural reviews, and other Agile ceremonies
• Support integration of existing software into new or modified systems and operating environments
• Develop or implement algorithms needed to meet system functional and performance standards
• Provide technical input regarding hardware/software trade-offs, software reuse, and use of COTS/GOTS solutions in place of new development
• Perform requirements analysis and decomposition from system-level requirements to individual software components
• Ensure developed interfaces comply with applicable accessibility requirements, including Section 508 and WCAG standards
• Write and maintain software, system, interface, and technical documentation

Skills

Team leadership

Frontend development

React

Angular

Vue

HTML5

CSS

JavaScript

Backend integration

API design

Node.js

Python

Java

Agile

Education

Bachelor's degree in related technical field

Tools

React

Angular

Vue

Job description

Momentum Engineering, Inc. in Annapolis Junction, MD is seeking a Senior Software Engineer to lead and mentor a UI team while contributing hands-on across the full software development lifecycle.

The role emphasizes frontend architecture, translating UX/UI designs into accessible production interfaces, and contributing to backend services and deployment pipelines. The successful candidate will have strong experience with React/Angular/Vue, HTML/CSS/JavaScript, and full-stack development, plus a