Senior software developer Jobs in Westminster, CO

Senior Full Stack Software Developer

Job Category : Engineering

Time Type : Full time

Minimum Clearance Required to Start : TS / SCI

Employee Type : Regular

Percentage of Travel Required : Up to 10%

Type of Travel : Continental US

Anticipated Posting End : 10 / 17 / 2026

The Opportunity :

As an experienced full stack software developer on a long-standing program supporting CACI's SPACE sector in the SIGINT Mission Management mission, you will get to support developing and deploying code within an operational system. You'll be supported by a collaborative and talented team supporting a mission essential system in an agile software development environment. This opportunity provides you with the ability to experience, participate, and learn all aspects of developing, deploying and maintaining a large scale, multifaceted system with global users. Each day, you can expect to report a brief status at an agile stand-up meeting, dig into the highest priority work to accomplish that day, write high-quality code, and participate in TEMs as needed. We ask that you bring a dedication to the mission and overall product success while vowing to learn and contribute to the prioritized objectives.

Technologies that you will use include :

Java

Angular

Git / Gitlab

Linux OS

Qualifications : Required :

On-Site Locations : Available to work fulltime in-person at CACI facilities in Sterling VA, Sarasota FL or Aurora, CO

Clearance : TS / SCI with CI poly (or be willing to take and pass a CI poly)

Education : Bachelor's degree or equivalent (computer science, information technology, or related field)

Years of Experience : 7+ years in software development

Hands on experience with Java

Coding experience on a Linux operating system

Hands on experience with Git / GitLab source code management tools

Experience with software development and configuration management best practices

Familiarity with Angular or another modern web framework

Current Security+ certification (or the willingness to get it in the first 6 months)

Desired :

Experience with REST, Spring, Jenkins

Experience with database systems such as MySQL / MariaDB, MongoDB, etc.

Experience with agile methodologies and DevOps processes

Knowledge of Intelligence Community (IC) processes, policies and guidance

Knowledge of SIGINT Mission Management data and / or processes

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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.

Your potential is limitless. So is ours.

Learn more about CACI here. ()

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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. Learn more here () .

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is :

$98,500-$206,800

CACI 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.