Front-End Software Engineer: UI/UX & Data Viz (TS/SCI poly)

Cornerstone Defense LLC; Annapolis, Northern (MD, KY); Hybrid; USD 190,000 - 210,000; Full time

Benefits offered by this job

Medical, Dental & Vision

401(k)

HSA/FSA

Life and Disability Insurance

Tuition Reimbursement

Referral Program

Travel Assistance

Fitness Reimbursement

CollegeAmerica 529

Job summary

Cornerstone Defense LLC is hiring a Software Engineer 2 (UI/UX Front-End) in Annapolis Junction, MD to design and maintain modern front-end interfaces for mission applications. You will implement interactive UI components, optimize performance, and work with backend teams to deliver secure, accessible solutions.

The role requires TS/SCI with Poly clearance, a strong background in JavaScript/React and data visualization tools, and a collaborative, Agile environment.

Qualifications

• Eight years of SWE experience on large programs or contracts.
• Bachelor's degree in Computer Science or related field; substitutions allowed with experience.

Responsibilities

• Design, develop, and maintain modern front-end UI components for mission applications.
• Optimize UI performance, resolve defects, and ensure accessibility and security standards.
• Collaborate with backend teams to integrate APIs and visual data representations.
• Translate requirements into scalable, testable UI features and support documentation.

Skills

JavaScript/TypeScript

React/JSX

HTML5/CSS3/SASS

UI State Management

D3.js/SVG

RESTful APIs

Testing (Jest)

Figma/Prototyping

Accessibility (508)

Data Visualization Dashboards

Education

Bachelor's degree in Computer Science

Job description

Cornerstone Defense LLC is hiring a Software Engineer 2 (UI/UX Front-End) in Annapolis Junction, MD to design and maintain modern front-end interfaces for mission applications. You will implement interactive UI components, optimize performance, and work with backend teams to deliver secure, accessible solutions.

The role requires TS/SCI with Poly clearance, a strong background in JavaScript/React and data visualization tools, and a collaborative, Agile environment.