Python Software Developer Jobs in Middletown, VA, US

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Application Software Developer (Full Stack Developer)

Herndon, Virginia, United States

RemoteFull Time

VivSoft Technologies: Delivers cloud, DevSecOps, and AI solutions to federal agencies

10+ YOEExperienced full stack developer with 10+ years in software development; 5+ years in DevSecOps and cloud-hosted apps; strong Java, Python, AWS, React/Angular; CI/CD with Jenkins, GitHub, Artifactory; Jira/Confluence; API, databases (MySQL, PostgreSQL).

Java, Python, AWS, React, Angular, Jenkins, GitHub, Artifactory, Jira, Confluence, MySQL, PostgreSQL, JBoss, Spark, Vault

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Software Developer

Quantico, Virginia, United States

$130k-$145k/yr OnsiteFull Time

Resource Management Concepts: Provides IT, cybersecurity, and engineering solutions to government agencies.

Active DoD Secret clearance required; Associate degree or 5 years related experience; DoD 8140.03 IAT Level II; DoD 8570 CSSP Infrastructure; Windows and Linux; scripting in SQL, Java, Python, CSS, HTML, ASP, RegEx, VB.NET, PowerShell; knowledge of PM methodologies.

Windows, Linux, SQL, Java, Python, CSS, HTML, ASP, RegEx, VB.NET, PowerShell, .NET, C#, Batch

1mo

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1mo

Software Developer Senior

Winchester, Virginia, United States

OnsiteFull Time

ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.

4+ YOEBachelor's degree; TS/SCI clearance; 4+ years in AWS, C#, Java, or Python.

AWS, C#, Java, Python

1mo

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1mo

Software Engineer SME

Herndon, Virginia, United States

$50k-$290k/yr OnsiteFull Time

The Swift Group: Providing engineering and cybersecurity services for national security missions.

10+ YOE10+ years backend software/platform experience; strong Java, Ansible/Python, Postgres/MySQL/MariaDB, Linux, AWS; microservices and RESTful APIs; cloud deployment; containerization; Git workflows; TS/SCI with Poly clearance required; BSCS or equivalent.

Java, Ansible, Python, PostgreSQL, MySQL, MariaDB, Linux, AWS, Git, GitLab, GitHub

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Software Engineer-7975

Reston, Virginia, United States

HybridFull Time

ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.

2+ YOEBachelor's degree in Computer Science or Engineering and 2 years' experience with Python/Scala/SQL, Databricks; AWS (IAM, S3, Airflow, Athena); Big Data (Spark, Presto, Snowflake); Linux; ML model development and A/B testing.

Python, Scala, SQL, Databricks, AWS, IAM, S3, Airflow, Athena, Spark, Presto, Snowflake, Linux, LightGBM

1mo

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1mo

Software Engineer

Chantilly or St. Louis or Gaithersburg or Denver

OnsiteFull Time

Reinventing Geospatial: Geospatial software and AI solutions for national security.

6+ YOESenior software engineer with 6+ years of experience; strong full-stack skills; cloud experience; DevSecOps focus; security clearance.

Python, Java, JavaScript, HTML, CSS, REST APIs, React, Angular, Vue.js, Node.js, Django, Flask, Docker, Kubernetes, AWS GovCloud, C2S, Azure, MySQL, PostgreSQL, SQL Server, Git, Jenkins, SonarQube, Nexus, Terraform, Keycloak, Vault, ArcGIS, OpenSearch, Elasticsearch

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Software Engineer

Reston, Virginia, United States

OnsiteContract

Global C2 Integration Technologies: Provides AI and engineering solutions for defense missions.

Active TS/SCI clearance; Bachelor's in engineering or related field or equivalent; experience with Java, Python, Node.js, JavaScript, HTML; client/server architectures; data transport concepts.

Java, Python, Node.js, JavaScript, HTML, Atlassian Jira, Confluence, CI/CD

1mo

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1mo

Expert Software Developer

Washington or Sterling

HybridFull Time

Guydo Consulting: Specialized IT consulting and software engineering for government agencies.

2+ YOETop Secret/SCI clearance, Bachelor's in Computer Science, 2+ years software engineering, JS/TS/Node/Angular, SQL/NoSQL, web app skills, full stack development.

JavaScript, TypeScript, Node.js, Angular, SQL, NoSQL, Apache, Tomcat, Nginx, IIS, REST, Kubernetes, Docker, Jira, Confluence, VS Code, Spring, Maven, Python, Oracle, PostgreSQL, MySQL, MongoDB, PowerApps

2mo

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2mo

Software Engineer

Chantilly, Virginia, United States

OnsiteFull Time

VTG: Provides engineering and digital modernization for defense and national security.

Active TS/SCI with poly; Bachelor’s degree or equivalent; strong Java, Big Data, API, and cloud-native AWS experience; graph databases; Kubernetes/Docker; DevSecOps; Linux; Python.

Java, AWS, Kubernetes, Docker, PySpark, Apache NiFi, Gremlin, JanusGraph, Cassandra, DynamoDB, PostgreSQL, MariaDB, MongoDB, Linux, Python

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Lead Software Engineer-Embedded Computing Software-Onsite

Ashburn, Virginia, United States

$109k-$145k/yr OnsiteFull Time

Curtiss-WrightNYSE: CW: Engineers and manufactures critical components for aerospace and defense.

8+ YOESenior software engineer with embedded systems experience, DoD security, Linux, C/C++, and embedded software development.

C, C++, Linux, VxWorks, Python, LabVIEW, Git, JIRA, Confluence, DOORS, Yocto, Petalinux, GCC

2mo

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2mo

Senior Software Engineer/ Elastic Engineer

Dulles, Virginia, United States

OnsiteFull Time

Node.Digital: Provides digital automation and AI solutions for government and commercial enterprises.

6+ YOEU.S. citizenship; active Secret clearance with ability to obtain TS/SCI; DHS suitability; 6+ years software development; 2+ years Elastic Cloud on Kubernetes admin; 2+ years Elasticsearch DSL; 5+ years Kubernetes; ELK stack knowledge; scripting (Python, JavaScript, Bash).

Elasticsearch, Kibana, Logstash, Beats, Elastic Cloud on Kubernetes, Kubernetes, Python, Groovy, Bash, ELK

1mo

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1mo

Backend Software Engineer

Reston, Virginia, United States

RemoteFull Time

Game Plan Tech: Building secure cloud and AI systems for government.

Back-end developer proficient in Java or Python, databases (SQL/NoSQL), Git/CI/CD, cloud platforms (GCP/AWS/Azure), containers (Docker/Kubernetes), and REST APIs.

Java, Python, Git, CI/CD, Docker, Kubernetes, GCP, Azure, AWS, SQL, NoSQL, REST APIs

1mo

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1mo

Sr Software Development Engineer

McLean or Reston

$164k-$264k/yr OnsiteFull Time

WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.

5+ YOE5+ years in large-scale cloud infrastructure, DevOps, and software development; Bachelor's degree in computer science or related field; Terraform, Argo CD; Python/Go/Ruby; Kubernetes; AWS; security/compliance; TS/SCI w/CI Poly preferred

Terraform, Argo CD, Kubernetes, AWS, Python, Go, Ruby

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Software Integration Engineer

Chantilly, Virginia, United States

$87k-$130k/yr OnsiteFull Time

The Aerospace Corporation: Provides technical expertise and research for national space programs.

2+ YOEBachelor's in STEM; 2+ years web app development with Java/Python; REST/Cloud; Agile; Atlassian tools; Git/Subversion; Linux/Windows; willing to travel ~15%; able to obtain security clearance.

Java, Python, Spring Framework, REST, Cloud, Git, Subversion, JIRA, Confluence, Bitbucket, SourceTree, Linux, Windows

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Associate Software Engineer

Reston, Virginia, United States

OnsiteFull Time

Metron: Develops scientific software and mathematical models for national security.

Bachelor’s degree in computer science, mathematics, physics, or related field; proficiency in Java, TypeScript, Python, or C++; strong OO programming; full-stack web development experience; US citizenship with eligibility for security clearance.

Java, TypeScript, Python, C++, MongoDB, RabbitMQ, Spring Boot, React, Redux, WebGL, OpenGL

1mo

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1mo

Software Engineer (Remote)

Reston, Virginia, United States

RemoteFull Time

CertiPath: High-assurance digital identity and access management software provider.

3+ YOE3-5 years software engineering experience; U.S. citizenship with ability to obtain government clearance; bachelor's in CS or related field.

Nuxt, Vue.js, Python, RESTful APIs, MSSQL, PostgreSQL, Kubernetes, AWS, Azure, OAuth2.0, OpenID Connect, PKI

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Ground Station Systems Software Engineer

Chantilly, Virginia, United States

OnsiteFull Time

Lynk Global: Enables direct satellite-to-phone connectivity for standard mobile devices.

Design, develop, deploy, and maintain ground station software; strong Linux, Rust/Python; DevOps; telemetry; network and infrastructure as code.

Rust, Python, React, AWS, Terraform, Ansible, Packer, GitLab CI/CD

3mo

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3mo

Software Engineer (TS/SCI) {S}

Chantilly, Virginia, United States

OnsiteFull Time

ARKA Group: Develops advanced technology solutions for space and defense missions.

4+ YOEActive TS/SCI clearance; degree in CS/EE/Physics or related field or 4 years software/signals experience; interest in remote sensing; proficient in Python/C++/Rust or similar; Linux and/or AWS familiarity.

Python, C++, Rust, Linux, AWS

2mo

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2mo

Entry Level Software Developer

Sterling, Virginia, United States

HybridFull Time

Nightwing: Provides cybersecurity and intelligence solutions for government agencies.

0+ YOEBachelor's in CS/Software Engineering or related field; less than 2 years' experience; ability to obtain US government security clearance; US citizenship.

Git, Java, Python, AWS, Azure, SCRUM

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Staff Software Developer (TS/SCI)

Herndon, Virginia, United States

$113k-$188k/yr OnsiteFull Time

Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.

5+ YOEUS citizen with TS/SCI clearance and CI poly, BS in CS/SE/IS or related, 5+ years software development, backend focus.

Java, Python, JavaScript, Spring Boot, Docker, Kubernetes, OpenShift, Rancher, Jenkins, Helm, Bash, Git, Bitbucket, Gradle, OpenSearch, Elasticsearch, PostgreSQL, Kibana

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Staff Software Developer (TS/SCI)

Herndon, Virginia, United States

$92k-$195k/yr OnsiteFull Time

Maxar Intelligence: Providing satellite imagery and geospatial intelligence for global security.

5+ YOEUS citizen with TS/SCI clearance and CI poly; BS in CS/Software Eng; 5+ years backend software dev; Java/Python/JS; REST APIs with Spring Boot; Docker/Kubernetes/OpenShift; Jenkins/Git/Helm; Linux scripting; on-site in Herndon, VA.

Java, Python, JavaScript, Spring Boot, Docker, Kubernetes, OpenShift, Rancher, Jenkins, Git, Bitbucket, Gradle, Bash, Shell, OpenSearch, Elasticsearch, Keycloak, Fluent Bit, Cesium, PostgreSQL

1mo

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1mo

Senior Software Developer - Clearance Required

Reston or Joint Base Anacostia-Bolling

HybridMultiple Commitments Available

Cydecor: Providing technology solutions and mission support to defense agencies.

6+ YOE6+ years in distributed software development; frontend tech stack (Vue, JavaScript, TypeScript); backend services; Agile; TS/SCI clearance preferred.

Vue, JavaScript, TypeScript, React, Angular, Linux, Git, Jira, Confluence, Artifactory, APIs, Relational databases, NoSQL, Agile, Security-focused development, CI/CD, Python, Java, Docker, Kubernetes, OpenShift, Jenkins, Keycloak, OAuth2, JWT, SonarQube, OWASP ZAP, Fortify, CI/CD pipelines, AWS, Azure, CI/CD

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Lead Software Engineer - Gov Cloud

Reston, Virginia, United States

$130k-$195k/yr OnsiteFull Time

Icertis: Provide AI-powered contract lifecycle management software for enterprises.

Secure, scalable software development; cloud automation; DevOps; Azure-focused; cross-functional communication.

Terraform, Ansible, ARM, Azure DevOps, C#, ASP.NET, Java, JavaScript, Python, Docker, AKS, Azure Functions, PowerShell, Bash, JSON, YAML

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Software Engineer (76185)

Columbus or Chantilly

HybridFull Time

Battelle: Conducts scientific research and manages national laboratories for clients.

2+ YOEBachelor's in computer science, computer engineering, electrical engineering, or related field with 2+ years experience; proficient in Python, C, C++, or C#; comfortable in Windows and Linux; Git; build systems (CMake/Make, Poetry); containerization (Podman/Docker/Singularity); able to work in DoD environment.

Python, C, C++, C#, Git, CMake, Make, Poetry, Docker, Podman, Singularity, PowerShell, Bash

2mo

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2mo

AI Software Engineer - Remote

Reston, Virginia, United States

$140k-$170k/yr RemoteFull Time

ISI Enterprises: Provides security and compliance solutions for defense industrial contractors.

4+ YOE4+ years software engineering; 2+ years AI/ML apps; Python/TypeScript/Go; APIs, microservices; cloud platforms; secure coding; regulatory compliance (CMMC/NIST/DFARS); US Citizenship with Secret clearance.

Python, TypeScript, Go, APIs, Microservices, Kubernetes, Docker, CI/CD, Azure, AWS, GCP, LLM APIs

1mo

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1mo

Security Software Engineer, Emerging On-prem AI infrastructure

Reston, Virginia, United States

$147k-$211k/yr OnsiteFull Time

GoogleNASDAQ: GOOGL: Provides internet search services and cloud computing technology solutions.

2+ YOEBachelor’s degree or equivalent; 2+ yrs in software development (C/C++/Python); 2+ yrs in large-scale infra/distributed systems; 2+ yrs testing/launching software; TS/SCI clearance.

C++, C, Python, Security, Operating Systems, Networking

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RF Software Engineer, Senior - 1647

Reston, Virginia, United States

RemoteFull Time

Global InfoTek: Develops advanced cybersecurity software and systems for defense agencies.

5+ YOESenior RF software engineer with 5-7 years experience, BS or higher, Python, Linux, databases, CI/CD, and remote work capability.

Python, NumPy, Pandas, scikit-learn, MySQL, PostgreSQL, SQLite, FlatBuffers, Protocol Buffers, Linux, GitLab, React, D3

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Software Developer SME (TS/SCI with Poly Required)

Dulles, Virginia, United States

$164k-$275k/yr OnsiteFull Time

GCI: Engineering and analytics solutions for national security missions.

10+ YOEFull stack development with Python/PostgreSQL/AWS; frontend HTML/CSS/JavaScript; UI/UX practices; Git; 10+ years of experience.

Python, PostgreSQL, AWS, SQS, HTML, CSS, JavaScript, Git, Docker, Kubernetes

1mo

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1mo

Software Engineer - CTJ - Poly

Redmond or Reston or Atlanta

$84k-$165k/yr OnsiteFull Time

Microsoft: Provides software, cloud computing, and hardware technology products.

1+ YOEBachelor's degree in CS or related field or equivalent experience; strong coding skills in C/C++/C#/Java/JavaScript/Python; willingness to obtain security clearance.

C, C++, C#, Java, JavaScript, Python

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Senior Software Engineer

Chantilly, Virginia, United States

$170k-$205k/yr OnsiteFull Time

Markon: Delivers management and technical consulting services to federal agencies.

13+ YOETS/SCI with Full Scope Poly, BS with 13+ years, AWS, Git/Jenkins/Rundeck, Python/Java/Node.js, REST APIs.

Python, Java, Node.js, Elasticsearch, AWS, Git, Jenkins, Rundeck, CloudFormation, REST APIs, PM2

1mo

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1mo

IT Software Engineer

Manassas, Virginia, United States

OnsiteFull Time

Micron TechnologyNASDAQ: MU: Designs and manufactures semiconductor memory and data storage solutions.

Requires C# or similar OOP language, SQL, REST APIs, Git/Azure DevOps, CI/CD, Python, PowerShell, Linux/Windows, debugging, problem solving.

C#, SQL, REST, Git, Azure DevOps, CI/CD, Python, PowerShell, Linux, Windows Server, Splunk, Perl, Consul, Ansible, Docker, OpenShift, Angular, NiFi

1mo

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1mo

Software Engineer

Chantilly, Virginia, United States

OnsiteFull Time

Bridge Core: Provides technical services and cybersecurity solutions to government agencies.

Java, Spring Boot, AWS backend; DevSecOps; Scrum; REST APIs; EC2, Git, Jenkins, CloudFormation; XML/JSON/YAML; team collaboration.

Java, Spring, AWS, Git, Jenkins, Rundeck, CloudFormation, REST API, Docker, Kubernetes, Python, Elasticsearch, Kibana, XML, JSON, YAML, IAM, Zero Trust, EC2

13h

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13h

Software Engineer

Chantilly, Virginia, United States

OnsiteFull Time

VTG: Provides engineering and digital modernization solutions for national security.

3+ YOEActive TS/SCI with Poly; BS degree; 3-5 years; Java/Springboot/AWS; PKI knowledge; Linux; scripting; REST/XML/JSON; Git; CloudFormation; on-call readiness.

Java, Spring Boot, Amazon Web Services, Git, CloudFormation, REST, XML, JSON, YAML, Linux, Python, Bash

1mo

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1mo

Real-Time Systems Software Engineer (RR1033)

Manassas, Virginia, United States

OnsiteFull Time

HART Technologies: Designs and manufactures electronic systems and software for defense applications.

4+ YOEBS in CS/CE/EE; 4+ yrs software development in a team; proficient in C/C++, Java, Python; experience Windows and Linux (RHEL).

C/C++, Java, Python, Windows, Linux

1mo

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1mo

Principal Software Engineer

Herndon, Virginia, United States

OnsiteFull Time

Clarity Innovations: Provides software and data engineering for national security missions.

Top Secret/SCI clearance required; Bachelor's in CS/Engineering or 4 years of related experience; Go/Python; Docker/Kubernetes; secure DevSecOps; US citizenship.

Go, Python, Docker, Podman, Kubernetes, gRPC, Git, GitLab, Linux, CI/CD

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Lead Software Engineer

Manassas, Virginia, United States

HybridFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

9+ YOEBachelor's in Engineering or 10+ years related experience; 9+ years with Python/C++/JavaScript/shell; CI/CD and cloud experience; DoD security clearance required

Python, C++, JavaScript, Shell scripting, GitLab, Podman, Elastic Search, Linux, Windows, AWS, Azure, Jenkins, Atlassian

2mo

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2mo

Senior Software Engineer

Herndon, Virginia, United States

RemoteFull Time

iDirect Government: Provides secure satellite-based IP communication solutions for government organizations.

6+ YOESenior software engineer with 6+ years in C/C++, Linux, REST/GraphQL, and modern web tech; strong problem solving and collaboration.

C++, Go, GraphQL, Vue, Node.js, WebSockets, REST, Docker, Kubernetes, PostgreSQL, MySQL, MariaDB, Python, Perl, Lua, GCC, cmake, bash, Jira, Git

1mo

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1mo

Senior Software Systems Engineer, Product Owner

Chantilly or Seal Beach

OnsiteFull Time

BoeingNYSE: BA: Designs and manufactures commercial aircraft, defense systems, and satellites.

5+ YOE5+ years in software development with Java/C/C++/Python; experience leading software projects; active Top-Secret/SCI eligibility with CI Polypost-start.

Java, C++, Python, HTML, CSS, JavaScript, React, Spring Framework, Hibernate, RDBMS, NoSQL, REST/Open API, CI/CD, Jenkins, GitLab CI, Maven, Gradle, JMS, WebLogic, SQL Server, Oracle, MySQL, MongoDB

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Software Engineer II - Flight Simulation (Onsite)

Sterling, Virginia, United States

$76k-$144k/yr OnsiteFull Time

RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.

2+ YOESTEM degree with 2+ years experience; ability to obtain DoD Secret clearance; experience in C/C++, Python; configuration management; agile software development.

C/C++, Python, Configuration Management, DevSecOps, Docker, Kubernetes, Pipelines