CACI International

Senior Application Developer

CACI International$75K — $158K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Software Engineering, or a related field (equivalent experience accepted).
  • 8+ years of software development experience in professional settings.
  • Expertise in Java and/or Python, including modern web frameworks.
  • Familiarity with designing and using RESTful APIs and service-based architectures.
  • Strong skills in relational and non-relational databases.
  • Experience with CI/CD practices, Git-based workflows, and automated testing.
  • Active security clearance (TS/SCI) and willingness to undergo a polygraph examination.

Responsibilities

  • Lead the design, development, testing, and deployment of web applications using Java and/or Python.
  • Architect application features, APIs, and integrations with external systems.
  • Develop and oversee GIS-enabled application capabilities and geospatial services.
  • Ensure code quality through thorough reviews, unit testing, and secure coding.
  • Resolve complex issues and enhance performance across the application stack.
  • Collaborate with Product Owners, architects, and teams to meet program commitments.
  • Mentor junior developers and contribute to setting engineering standards.

Benefits

  • Flexible time off to support work-life balance.
  • Access to robust learning resources for professional development.
  • Comprehensive healthcare options for employees and their families.
  • Retirement and financial benefits to ensure security.
  • Opportunities for continuous career growth.
  • Support for family through various family support benefits.
Full Job Description
Job Title: Senior Application Developer

Job Category: Information Technology

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: 9/1/2026


The Opportunity:

  • Lead application development on a fast-paced Agile team building mission-critical GEOINT applications for the National Geospatial-Intelligence Agency (NGA). 
  • Design and deliver modern web-based capabilities that analysts use to drive intelligence decisions. 
  • Set the technical bar for a team of developers working across cloud-native architectures and large-scale data environments. 
  • See your work deployed to real mission users with rapid feedback loops.



Responsibilities:

  • Lead design, development, testing, and deployment of web applications using Java and/or Python. 
  • Architect application features, APIs, and integrations across program services and external systems. 
  • Develop and maintain GIS-enabled application capabilities and geospatial services. 
  • Drive code quality through code reviews, unit testing, and secure coding practices. 
  • Troubleshoot complex issues and lead performance tuning across the application stack. 
  • Collaborate with Product Owners, architects, and cross-functional teams to deliver PI commitments. 
  • Mentor mid-level and junior developers and contribute to engineering standards.



Qualifications:

Required: 

  • Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline (equivalent experience accepted). 
  • 8+ years of professional software development experience. 
  • Expert-level development in Java, Python, or both, including modern web frameworks. 
  • Experience designing and consuming RESTful APIs and service-based architectures. 
  • Strong experience with relational and non-relational databases. 
  • Experience with CI/CD, Git-based workflows, and automated testing. 
  • Security Clearance (TS/SCI) with willingness to undergo polygraph examination.



Desired:
Experience with GIS technologies (ArcGIS, GeoServer, OpenLayers, Cesium, or similar). 
Experience with containerization and cloud deployment (Kubernetes, AWS/C2S). 
Experience operating within SAFe or Agile delivery frameworks. 

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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.


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.

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:

$75,200-$158,100

About CACI International

CACI International Inc is a multinational professional services and information technology company. It provides services to many branches of the federal government including defense, homeland security, intelligence, and healthcare. CACI has approximately 23,000 employees worldwide. The company's mission is to provide enterprise and mission technology services and solutions that best fit the needs of its customers. CACI has been named a Fortune World's Most Admired Company, a Washington Post Top Workplace, and a Forbes Best Employer for Diversity.
Learn more about CACI International
Size
22,000 employees
Market Cap
$7.1 billion
Industry
Net Income
$374.4 million
Founded
1962
5 Year Trend
+7.3%
Revenue
$5.8 billion
NASDAQ

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