1,925 Results for

Python Developer Jobs in Chantilly, VA

Jobs

AI Engineer, Lead Booz Allen Hamilton Inc

McLean, VA

$128,700–$292,000 / year

Experience with professional development practices, including Git, code reviews, automated testing, debugging, documentation, dependency management, and CI/CD pipelines using GitHub Actions, GitLab CI/CD, or Jenkins. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

12 days ago

Senior Software Engineer, Platform Integration Robotic Research OpCo LLC

Arlington, VA

$145,000–$165,000 / year

Forterra delivers weapons, sensors, and battlefield effects through integrated autonomous networks reaching operational areas faster, safer, and without placing human lives at risk. You will partner directly with teams building autonomy, command and control, networking, web applications, and vehicle software to understand their needs and deliver reliable integrations.

25 days ago

Senior Software Engineer, Platform Integration Forterra

Arlington, Virginia

You will partner directly with teams building autonomy, command and control, networking, web applications, and vehicle software to understand their needs and deliver reliable integrations. Build integrations between Fabric and systems such as autonomy services, command-and-control applications, operator interfaces, vehicle platforms, web applications, and external partner software.

28 days ago

Systems Engineer (Back End) Ardent Principles, Inc.

Chantilly, Virgini

$130,000–$260,000 / year

You must have the following required skills, certifications and demonstrated experience in and/or with: Designing, developing, and maintaining scalable, secure, and highly available back-end systems using Python and Neo4J. We’re looking for a Systems Engineer who can design and maintain scalable Python‑based back‑end systems, optimize Neo4j graph databases, and keep Kubernetes deployments running smoothly on AWS.

5 days ago

AWS Cloud Admin and SRE Mindlance

Reston, VA

Quick Apply

Must have strong hands-on knowledge of AWS platform and services but not limited to VPC, Networking, Direct Connect, Subnets, NACLs, Security Groups, EC2, S3, IAM, ELBs, Lambda, CloudWatch, CloudTrail, EKS etc. 3 years of experience with implementation of Containerization (Kubernetes), AI workloads, Cloud technologies (AWS, Azure, or Google, etc.), DevOps tool chain (Jenkins, Artifactory, bitbucket, etc.), and technical patterns (IaC, Automated Provisioning/Release, CI/CD, etc.).

30+ days ago

Senior Software Engineer Accord Technologies Inc.

Arlington, VA

$50–$60
Quick Apply

Design and develop reusable frameworks, internal platforms, and developer tools that increase engineering productivity across teams. Experience developing internal platforms, frameworks, libraries, or tooling that improve developer productivity and engineering efficiency.

4 days ago

Senior Software Engineer – Java / AWS / Metadata & Document Systems ConsultNet

Rockville, MD

For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. The ideal candidate brings strong system design capabilities, experience managing unstructured data repositories at massive scale, and the ability to mentor engineers while contributing hands-on across the full software development lifecycle.

30+ days ago

Sr. Software Engineer TS/SCI Poly Leidos

Alexandria, Virginia

$131,300–$237,350 / year

You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.

30+ days ago

Principal DevOps Engineer Leidos

Bethesda, Maryland

Additionally, this role will help automate and streamline operations and processes; as well as build and maintain tools for deployment, monitoring and operations, and troubleshoot and resolve issues in dev, test, and production environments. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

20 days ago

Quality Assurance Engineer - AI Automation Kastle Systems

Falls Church, Virginia

Kastle's integrated security solution, including access control, video, and remote video monitoring, significantly reduces costs and improves the critically important 24x7 performance for building owners, developers and tenants. Kastle's integrated security solution, including access control, video, and remote video monitoring, significantly reduces costs and improves the critically important 24x7 performance for building owners, developers and tenants.

30+ days ago

Data Engineer Booz Allen Hamilton

Arlington, Virginia

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. As a data engineer at Booz Allen, you’ll use your skills and experience to help build advanced technology solutions and implement data engineering activities on some of the most mission-driven projects in the industry.

8 days ago

Sr. DevOps Engineer Leidos

Bethesda, Maryland

20 days ago

Astrodynamics Aerospace Engineer, Lead Booz Allen Hamilton Inc

Chantilly, VA

$112,800–$257,000 / year

Master's degree in Astronomy, Astrodynamics, Statistics, Orbital Mechanics, Mathematics, or Applied Physics and 10+ years of experience as an aerospace engineer, or Doctorate degree in Astronomy, Astrodynamics, Statistics, Orbital Mechanics, Mathematics, or Applied Physics and 5+ years of experience as an aerospace engineer. Knowledge of orbital dynamics, including Kepler's laws, orbital perturbations, orbital maneuvers, and celestial mechanics, including orbit types such as elliptical, circular, and geostationary, and their properties.

30+ days ago

Chief Engineer Booz Allen Hamilton

Chantilly, Virginia

$86,800–$198,000 / year

As a solution architect on our team, you'll translate your customer’s IT needs and future goals into a plan by crafting architecture products and design specifications, leading prototyping efforts, and working directly with the customer to help transform the way the customer's organization uses technology to enable the delivery of new mission and enterprise-level capabilities. Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

30+ days ago

Automated Test Engineer Expert Leidos

Chantilly, Virginia

September 2, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Support the team with User acceptance teams to include roles, test scripts, reporting results and scheduling testing meetings with the UAT users.

30+ days ago

Join Our Talent Community BTI360

Herndon, VA

$96,900–$247,900 / year

Experience working in an Amazon Web Services (AWS) environment, including familiarity with Kubernetes, GitOps deployments using ArgoCD, Terraform Infrastructure as Code (IaC), and CI/CD pipelines (e.g., AWS CodeBuild, Jenkins). As a Full Stack Developer at BTI360, you will have the opportunity to contribute to both backend and frontend development, ensuring end-to-end delivery of high-quality software solutions.

30+ days ago

Astrodynamics Software Engineer Booz Allen Hamilton Inc

Herndon, VA

$86,800–$198,000 / year

Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

29 days ago

DevOps Engineer Leidos

Bethesda, Maryland

Leidos is looking for our next TS/SCI‑cleared DevOps Software Engineer to join a high‑energy team building and deploying a cutting‑edge technology stack in support of the DIA‑NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP). Hands‑on experience with containers and Kubernetes (e.g., Ingress/Gateway API, Helm chart design/build, pod disruption budgets, affinity/anti-affinity rules, familiarity with external-secrets, ArgoCD, cert-manager, eck (elastic search)).

30+ days ago

University, Applied AI Intern Booz Allen Hamilton

Usa, District of Columbia

Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. As an Applied AI Software Development Intern, you’ll help build tools, applications, and pipelines that integrate machine learning into real world operational workflows and advanced analytical systems.

30+ days ago

Senior Java Developer Mindbank

Bethesda, Maryland

Contractor
Quick Apply

The EAGLE Platform Ecosystem: Backend & APIs: Java Spring Framework, Geo APIs Data & Search Layer: Elasticsearch & Kibana Frontend UI: Vue.js, Leaflet Mapping Library Client Side: Windows. Knowledge Transfer & Mentorship: Design a structured training approach to upskill other customer engineering resources, empowering them to take full operational ownership of the platform.

13 days ago

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Python Developer Jobs in Chantilly, VA

AI Engineer, Lead Booz Allen Hamilton Inc

Senior Software Engineer, Platform Integration Robotic Research OpCo LLC

Senior Software Engineer, Platform Integration Forterra

Systems Engineer (Back End) Ardent Principles, Inc.

AWS Cloud Admin and SRE Mindlance

Senior Software Engineer Accord Technologies Inc.

Senior Software Engineer – Java / AWS / Metadata & Document Systems ConsultNet

Sr. Software Engineer TS/SCI Poly Leidos

Principal DevOps Engineer Leidos

Quality Assurance Engineer - AI Automation Kastle Systems

Data Engineer Booz Allen Hamilton

Sr. DevOps Engineer Leidos

Astrodynamics Aerospace Engineer, Lead Booz Allen Hamilton Inc

Chief Engineer Booz Allen Hamilton

Automated Test Engineer Expert Leidos

Join Our Talent Community BTI360

Astrodynamics Software Engineer Booz Allen Hamilton Inc

DevOps Engineer Leidos

University, Applied AI Intern Booz Allen Hamilton

Senior Java Developer Mindbank

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