Sr Front-end Software Developer

CACI International Inc.; Denver (CO); On-site; USD 108,000 - 228,000; Full time

Job summary

CACI International Inc. is seeking a Senior Front End Software Developer in Denver to design and build modern web applications for GEOINT data visualization, using React.js, JavaScript, HTML, and CSS.

You will work with product owners, mission users, and engineers to translate requirements into intuitive UIs, and contribute to front-end architecture and best practices. You will mentor other developers, participate in CI/CD, DevSecOps practices, and help deliver capabilities used across the

Qualifications

• Bachelor's degree or equivalent in CS/SE or related field.
• 7+ years of software development experience building modern web apps.
• Strong front-end expertise with React.js, JavaScript, HTML5 and CSS3.

Responsibilities

• Design, develop, and maintain responsive, high-quality web applications using React.js, JavaScript, HTML, CSS, and related front-end technologies.
• Translate product requirements and user workflows into intuitive, reusable interfaces.
• Collaborate with back-end engineers to integrate front-end with RESTful APIs and microservices.
• Provide technical leadership through architecture decisions, code reviews, and mentoring; support Agile, CI/CD and performance improvements.

Skills

React.js

JavaScript

HTML/CSS

REST APIs

Git

TypeScript

Redux

AWS

CI/CD

GitLab

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes

GitLab

REST APIs

Job description

Job Title: Sr Front-end Software DeveloperJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental USAnticipated Posting End: 11/28/2026The Opportunity:CACI is seeking a Senior Front End Software Developer for the GEOINT Tradecraft Suite (GTS) program. In this role, you will design and develop modern, intuitive web applications that enable analysts to discover, understand, and interact with complex mission data.You will work closely with other software engineers, product owners, mission users, and program leadership to translate operational needs into high-quality user experiences. This position offers the opportunity to influence front-end architecture, establish development best practices, and deliver capabilities used across the GEOINT community.Responsibilities:Design, develop, and maintain responsive, high-quality web applications using React.js, JavaScript, HTML, CSS, and related front-end technologies.Translate product requirements, user workflows, and designs into intuitive, reusable, and maintainable user interfaces.Collaborate with back-end engineers to integrate front-end applications with RESTful APIs, microservices, and enterprise data services.Provide technical leadership through architecture decisions, code reviews, development standards, troubleshooting, and mentoring of other developers.Support Agile development, testing, CI/CD, and release activities while continuously improving application performance, usability, and maintainability.Qualifications:Required:Hold an active TS/SCI clearance; a polygraph is preferred.Bachelor's degree in Computer Science, Software Engineering, Information Systems, or related field, or equivalent experience.7+ years of software development experience, including significant hands-on experience developing modern web applications with React.js and JavaScript.Strong experience with HTML5, CSS3, component-based development, REST APIs, Git, and modern front-end build and development practices.Demonstrated ability to independently solve complex technical problems and collaborate effectively with engineers, product owners, UX professionals, and mission stakeholders.Desired:Experience with TypeScript, Redux or other state-management approaches, automated front-end testing, and modern React frameworks and libraries.Experience developing applications in AWS, containerized, microservices-based, or other cloud-hosted environments.Familiarity with DevSecOps, CI/CD pipelines, GitLab, and automated software delivery practices.Experience supporting GEOINT, ISR, intelligence analysis, or other national security mission systems.Experience mentoring developers and helping establish front-end architecture, coding standards, and engineering best practices.-What You Can Expect: A culture of integrity.At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.An environment of trust.CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.A focus on continuous growth.Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.Pay Range :There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.The proposed salary range for this position is:$108,400 - 227,500 USDCACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.