Ruby Developer Senior
Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Sep 1, 2026. CACI International scores D on the Alion truth index.
The Opportunity:
CACI is seeking a Web Developer to act as a member of an AGILE development team working with HTML5, JavaScript, Bootstrap, CSS, C#.NET, SQL, Ruby on Rails, and Amazon Web Services to develop business applications in support of a government customer.The developer will collaborate with analysts, project leads, UI/UX developers, testers, and customers to define requirements, implement business logic, and refine applications.This position will also require providing support and troubleshooting issues with existing production applications.
Responsibilities:
- Responsible for researching, designing, developing and/or modifying software systems (e.g., custom, COTS, GOTS).
- Works closely with business analysts, UI/UX developers, and subject matter experts to understand functional requirements.
- Develops cost estimates for software development and enhancements and conducts impact analysis for software changes.
- Adheres to program configuration change control standards.
- Presents ideas for system improvements.
- Produces detailed specifications, writes software code, and conducts unit testing.
- Writes interfaces and conversion routines leveraging web APIs.
- Supports formal testing in controlled environment before code is promoted to production.
- Provides input into training manuals for users.
- Maintains knowledge of feature and technical changes in the application.
Qualifications:
Required:
- 10+ years relevant web development experience
- Experience with basic web programming languages such as HTML, JavaScript, and CSS
- Experience with Ruby on Rails
- Acquire CompTIA Security+ Certification within first 6 months
- Knowledge of web development principals, techniques, languages, and standard programming styles and conventions
- Bachelor’s Degree or higher in Computer Science, Information Systems, or similar
- Ability to manage multiple priority tasks
- Self-motivated task identification
- An active TS/SCI clearance with CI Polygraph
Desired:
- Experience with C#.NET and Bootstrap
- Experience with Python
- AWS Certification (AWS Developer Associate or AWS DevOps Engineer Professional)
- Knowledge of Agile software development
- Commercially published work
- Knowledge and understanding of the DoD or IC communities
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:
$120,800 - $265,800CACI 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.