CACI International Inc Logo

CACI International Inc

Sr Backend Software Developer

Posted 2 Months Ago
Be an Early Applicant
In-Office
Denver, CO, USA
108K-228K Annually
Senior level
In-Office
Denver, CO, USA
108K-228K Annually
Senior level
Design, develop, and maintain scalable Java backend services, REST APIs, microservices, and data solutions for a GEOINT mission platform. Build cloud-native AWS applications, optimize PostgreSQL, MySQL, and Elasticsearch/OpenSearch systems, and provide technical leadership through architecture decisions, code reviews, troubleshooting, mentoring, and development standards. Collaborate with engineers, product owners, DevSecOps teams, mission users, and program leadership in an Agile CI/CD environment.
The summary above was generated by AI
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 users. In 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.
  • 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 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.

-

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 USD

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.

Similar Jobs

25 Days Ago
In-Office or Remote
United States
205K-315K Annually
Senior level
205K-315K Annually
Senior level
Artificial Intelligence • Machine Learning • Natural Language Processing • Software • Generative AI
Design and scale Cohere’s Model Vault backend and inference platform. Lead architecture for authentication, deployments, billing, metering, customer lifecycle, and cloud control-plane services. Build reliable distributed systems with strong guarantees for security, privacy, consistency, isolation, observability, and failure recovery. Drive technically complex initiatives from threat modeling and architecture through implementation, production rollout, operations, and iteration at enterprise scale.
Top Skills: APIsAuthenticationAuthorizationC++Cloud InfrastructureConfidential ComputingCryptographyDatabasesDistributed SystemsGoJavaPythonRust
One Month Ago
In-Office or Remote
Denver, CO, USA
125K-200K Annually
Senior level
125K-200K Annually
Senior level
Healthtech • Financial Services
Develop and enhance backend financial and investment products, integrating with financial institutions and partners. Build scalable web applications and backend services using Node.js, TypeScript, PostgreSQL, AWS Lambda, and Kinesis. Responsibilities include analyzing requirements, implementing maintainable features, testing, troubleshooting production issues, designing scalable schemas, and contributing across the technology stack while primarily focusing on backend development.
Top Skills: Amazon KinesisAWSAws LambdaCSSDevOpsHTMLJavaScriptMySQLNode.jsPostgresReactTypescript
One Month Ago
In-Office
Denver, CO, USA
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Healthtech
Build and enhance Judi Health’s scalable healthcare platform using Python, AWS, PostgreSQL, and infrastructure-as-code technologies. Lead features from design through delivery, collaborate with product, design, QA, and engineering teams, provide technical guidance, and serve as a subject matter expert. Work in an Agile/Scrum environment while writing quality code, unit tests, and supporting cross-functional stakeholders.
Top Skills: AgileAWSFlaskGitMono RepoPostgresPythonScrumSqlalchemyTerraform

What you need to know about the Colorado Tech Scene

With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.

Key Facts About Colorado Tech

  • Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: Lockheed Martin, Century Link, Comcast, BAE Systems, Level 3
  • Key Industries: Software, artificial intelligence, aerospace, e-commerce, fintech, healthtech
  • Funding Landscape: $4.9 billion in VC funding in 2024 (Pitchbook)
  • Notable Investors: Access Venture Partners, Ridgeline Ventures, Techstars, Blackhorn Ventures
  • Research Centers and Universities: Colorado School of Mines, University of Colorado Boulder, University of Denver, Colorado State University, Mesa Laboratory, Space Science Institute, National Center for Atmospheric Research, National Renewable Energy Laboratory, Gottlieb Institute

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account