Python Developer

CACI; Chantilly (VA); On-site; USD 103,800 - 218,100; Full time

Benefits offered by this job

Healthcare

Wellness

Financial benefits

Retirement

Family support

Continuing education

Time off benefits

Job summary

CACI is seeking a Python Developer to build, test, and debug Python applications, APIs, and backend services. You will collaborate in a microservices-based cloud environment, leverage Git for version control, and work with PostgreSQL databases.

The role requires TS/SCI with Poly, DoD 8570 IAT Level II certification, and a Bachelor’s in a related field. You’ll participate in the full software development lifecycle and continuously learn new tools and best practices in a dynamic team.

Qualifications

• Proficiency in Python and its libraries; solid debugging skills.
• Experience with PostgreSQL/SQL databases and data modeling.
• Knowledge of cloud-based microservices and AWS concepts.
• Active TS/SCI clearance with Poly; DoD 8570 IAT Level II certification required.
• Bachelor's degree in CS/SE/IT or related field.

Responsibilities

• Develop, test, and debug Python applications, APIs, and backend services.
• Use Git for version control and participate in code reviews.
• Work with PostgreSQL/MySQL to store and query data.
• Contribute to microservices-based applications in AWS cloud.
• Participate in full software development lifecycle from planning to release.
• Collaborate with team to translate requirements into solutions.
• Document work to enable reuse and collaboration.
• Continuously learn new tools and best practices.

Skills

Python programming

Git version control

SQL

RESTful APIs

Microservices

Cloud computing (AWS)

Software development lifecycle

Communication

Team collaboration

TS/SCI clearance with Poly

DoD 8570 IAT Level II

Education

Bachelor's degree in Computer Science/Software Engineering/Information Technology

Tools

PostgreSQL

MySQL

Docker

CI/CD

AWS

Job description

Job Title: Python 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: None

Type of Travel: None

The Opportunity

We are seeking a skilled Python Developer to join our dynamic team. The ideal candidate will develop, test, and debug Python applications, APIs, and backend services, utilizing Git for version control and collaborating in a microservices-based cloud environment. Responsibilities include working with databases like PostgreSQL, participating in the full software development lifecycle, and continuously learning new tools and best practices.

Responsibilities

• Develop, test, and debug Python applications, APIs, automation scripts, and backend services


• Use Git for version control and take part in code reviews and concurrent development workflows


• Work with databases such as PostgreSQL to store, query, and manage data using SQL


• Contribute to microservices-based applications running in cloud environments such as AWS


• Participate in the software development lifecycle, including planning, development, testing, and release


• Collaborate with team members to understand requirements and translate them into working solutions


• Document your work clearly so others can build on it


• Continuously learn new tools, languages, and best practices as you grow in the role

Required Qualifications

• Proficiency in Python programming, including familiarity with common Python frameworks and libraries


• Familiarity with databases and SQL (e.g., PostgreSQL, MySQL)


• Experience using agentic coding tools and AI-assisted development


• Knowledge of Cloud computing concepts and AWS


• Working experience with version control using Git


• Understanding of microservices and RESTful APIs


• Basic understanding of the software development lifecycle (planning, development, testing, and release)


• Strong problem-solving skills, attention to detail, and a genuine eagerness to learn


• Good communication skills and the ability to work well on a collaborative team


• Active TS/SCI clearance with Poly


• DoD 8570 IAT Level II certification (e.g., Security+ CE)


• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field

Desired Qualifications

• Exposure to or interest in Large Language Models (LLMs)


• Familiarity with Retrieval-Augmented Generation (RAG) concepts


• Familiarity with Docker or CI/CD pipelines


• Personal projects, internships, or open-source contributions that show your interest in software development

This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.

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

The proposed salary range for this position is: $103,800 - $218,100

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


• time off benefits

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.