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Sr Backend Software Developer

CACI


Job Location:

Denver, CO - USA

Yearly Salary: USD 108400 - 227500
Posted: 29 September 2026 (17 hours ago)
Application Deadline: 27 December 2026
Vacancies: 1 Vacancy

Job Summary

Job Title: Sr Backend Software Developer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

Anticipated Posting End: 11/28/2026

The Opportunity:

CACI is seeking a Senior Backend Software Developer for the GEOINT Tradecraft Suite (GTS) a mission-critical platform delivering advanced geospatial intelligence capabilities to national security this role you will design and develop scalable backend services that support mission applications data processing search and integration across the GTS platform.

You will work closely with software engineers product owners DevSecOps engineers mission users and program leadership to translate operational needs into reliable software solutions. This position offers the opportunity to influence backend architecture establish development best practices and deliver capabilities used across the GEOINT community.

Responsibilities:

  • Design develop and maintain scalable backend applications and services using Java and related server-side technologies.
  • Develop and integrate RESTful APIs microservices and data services supporting mission applications and workflows.
  • Design and implement solutions using AWS services and cloud-native architectures with a focus on reliability scalability and security.
  • Develop and optimize data solutions using relational databases such as PostgreSQL and MySQL as well as Elasticsearch/OpenSearch including data modeling queries indexing search and performance optimization.
  • Provide technical leadership through architecture decisions code reviews troubleshooting development standards and mentoring while supporting Agile and CI/CD delivery practices.


Qualifications:
Required:

  • Hold an active TS/SCI clearance; a polygraph is preferred.
  • Bachelors 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 backend applications and services using Java.
  • Strong experience with REST APIs relational databases such as PostgreSQL or MySQL Elasticsearch/OpenSearch Git and modern software development practices.
  • Demonstrated ability to independently solve complex technical problems and collaborate effectively with engineers product owners DevSecOps teams and mission stakeholders.


Desired:

  • Experience developing and deploying applications using AWS services and cloud-native architectures.
  • Experience with Spring Boot microservices containerization and Kubernetes or similar orchestration technologies.
  • Experience designing and implementing search and data discovery solutions using Elasticsearch or Amazon OpenSearch Service including indexing strategies and query optimization.
  • Experience supporting GEOINT ISR intelligence analysis or other national security mission systems.
  • Experience mentoring developers and helping establish backend architecture coding standards and engineering best practices.

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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 youll be part of a high-performing group dedicated to our customers 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. Youll 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 nations 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:

$108400 - 227500 USD

CACI is anEqualOpportunity 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 otherprotectedcharacteristic.

Required Experience:

Senior IC


About Company

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CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security miss ... View more

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