Average salary: $120,000 /yearly
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- ...What You'll Do: Government contractor is seeking a Full Stack Python Developer to build and scale user-facing and backend applications that power AI/ML capabilities for the DoD Search Portfolio. You will develop secure, cloud-native web services and UI experiences...PythonFor contractorsWork experience placement
Nicholson Strategic Solutions
Leesburg, VA4 days ago - ...including hands-on development and delivery of software applications. Proficiency in one or more programming languages, such as Java, C++, Python, JavaScript, or Ruby.Solid understanding of software development principles, including object-orientated design, data structures,...Python
VTG
Chantilly, Loudoun County, VA2 days ago $82.1k - $172.4k
...development• Strong proficiency with React.js and modern JavaScript/TypeScript development• Experience building backend APIs with Flask (Python) and Express.js (Node.js)• Proficient in Python, HTML5, CSS3, TypeScript, and JavaScript• Experience with PostgreSQL and writing...PythonContract workWork experience placementFlexible hoursCACI International
Hamilton, VA4 days ago- ...Sponsor's web applications in Sponsor's cloud environment.Implementing custom cloud functionality using development languages such as Python, Java, and JavaScript.Customizing existing and creating new tools for displaying, retrieving, and analyzing data in the web...PythonContract workFor contractorsWork at office
SOSi
Chantilly, Loudoun County, VA5 days ago $107.9k - $195.05k
...experience developing modern web-based user interfaces and user experiences.Proficiency with HTML, CSS, JavaScript/TypeScript, and Python.Experience with modern UI frameworks such as React, Angular, Vue.js, or Django.Demonstrated understanding of responsive design, component...PythonFull timeContract workLeidos
Chantilly, Loudoun County, VA2 days ago- ...years of experience in full-stack development, including front-end and back-end technologies.Proficiency in JavaScript/TypeScript, Python, and frameworks such as React, Node.js, and Flask/Django.Experience integrating AI/ML models and APIs into web applications.Experience...Python
Ampcus
Chantilly, Loudoun County, VA22 hours ago $112.2k - $196.4k
...experience in software development with both front-end and back-end technologies.Strong programming skills in a few of the following: Python, Java, JavaScript, Go, and SQL.Develop RESTful APIs and microservices using Python (Flask, FastAPI, Django) and other modern...PythonFull timeLocal areaFlexible hoursParsons
Herndon, VA5 days ago$131k - $170k
...with talented engineers to design, build, and refine solutions that make a real impact. If you’re skilled across Go, JavaScript, and Python, adaptable across the full stack, and enjoy owning features end-to-end with a focus on quality, efficiency, and innovation, we’d...PythonFull timeCubic Corporation
Ashburn, VA22 hours ago$160k - $170k
...including senior leadership and customer stakeholdersWhat you’ll need to succeed:At least 5 years of hands-on full stack development in Python and TypeScript, building web applications and backend services that run in production Strong experience with modern front-end...PythonFull timeLocal areaRemote workShift workMetroStar Systems
Reston, VA4 days ago- ...distributed systems with strict availability and latency requirements. Proficiency in at least one scripting or systems language (Python, Go, Bash, or similar) for automation and tooling. Experience with container orchestration (Kubernetes, ECS) in production environments...PythonRemote work
DOMA Technologies
Leesburg, VA5 days ago $87.1k - $157.45k
...Polygraph examination.Proficiency with the following technologies:Web: HTML, CSS, JSON, Ajax, and REST APIsObject-oriented Programming: Python, Java, or JavaScriptAdvanced Programming: GoFront-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django,...PythonFull timeContract workLeidos
Chantilly, Loudoun County, VA5 days ago- ...mitigation, and compliance with security standards Mentor developers through code reviews, pairing, and technical coaching, emphasizing Python best practices and full lifecycle development skills Collaborate with legal professionals and IT leadership to translate...PythonFull time
The Phoenix Group
Chantilly, Loudoun County, VA1 day ago $122k - $253k
...microservices up to and including docker, podman, and or containerization services.Minimum 4-6 years in Object Oriented programming. Python is preferred software development language, but would consider Java, JavaScript, C#, SQL, Etc.Desired:Demonstrated experience with...PythonFull timeWork experience placementNightwing
Hamilton, VA4 days ago- ...Familiarity with lifecycle engineering, including reliability and maintainability analysis.Basic programming skills (e.g., MATLAB, Python) for data analysis and system modeling.Experience in a multidisciplinary team environment, integrating mechanical, electrical, and...PythonFull timeContract work
Nightwing
Hamilton, VA5 days ago $98.5k - $206.8k
...visualization and high-concurrency use cases for external partners. Build and maintain scalable RESTful and GraphQL APIs using Node.js, Python (FastAPI/Flask), or Java (Spring Boot) for third-party data access. Implement authentication and authorization patterns including...PythonContract workWork experience placementFlexible hoursCACI International
Chantilly, Loudoun County, VA22 hours ago$86.8k - $198k
...You Have: Experience acquiring client requirements and resolving workflow problems through automation optimization Experience with Python, C#, .NET, Spring, Angular, React, or Node.jsExperience with Oracle and ETL tools such as Apache NiFiAbility to work with automated...PythonFull timeContract workPart timeLocal areaRemote workBooz Allen Hamilton
Chantilly, Loudoun County, VA4 days ago- ...area necessary Advanced demonstrated experience with AWS cloud supported programming languages like JavaScript, TypeScript, or Python. Experience with relational databases, and NoSQL databases Experience building infrastructure as code using AWS CloudFormation...PythonLong term contractFull timeRemote work
Kellton
Reston, VA1 day ago $107.9k - $195.05k
Python DeveloperWho We Are:Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal. Our team of hackers and...PythonFull timeLeidos
Chantilly, Loudoun County, VA3 days ago$87k - $114k
...validation and evaluation of new and existing software, tools, methods, and software measurement technologies• Operational experience with Python• Experience working with AWS resources such as S3, SQS, Lambda, Glue, and Route 53• Knowledge of software application development...PythonContract workImmediate startRemote workKeyLogic Systems
Dulles, VA22 hours ago$180k - $220k
...applications with a focus on AI-driven features. The ideal candidate combines strong front-end development skills in ReactJS with robust Python backend experience, including the design and integration of LLM-powered applications using LangChain, LangGraph, and LangSmith. Key...PythonSAIC
Reston, VA1 day ago- ...relational databases such as PostgreSQL and MySQL, including SQL or PL/SQL.Strong hands-on experience with Linux command-line environments.Experience with Bash and Python scripting.Experience addressing and mitigating security findings identified through system security scans.Python
VTG
Chantilly, Loudoun County, VA2 days ago $114.99k - $172.48k
FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we’re making it easier for buyers and sellers to transact across all screens, data types...PythonFull timeRemote workNight shiftWeekend workComcast
Reston, VA5 days ago$50k - $290k
...integrate with other software systems and databases. The position is in Chantilly, VA. Requirements: ~5 - 7 years' experience with Python with development of an application in Flask, Django, FastAPI; including developing associated testing (unit and integration) ~...PythonContract workWork experience placementThe Swift Group
Chantilly, Loudoun County, VA1 day ago$190k - $205k
...automating security tasks, configurations, and deployments using Ansible (writing and maintaining playbooks and roles) alongside Python and Shell scripting. Monitor & Mitigate Threats: Regularly audit systems for vulnerabilities, apply security patches, and...PythonFull timeWork at officeImmediate startFlexible hoursThe Midtown Group
Leesburg, VA9 hours ago$103.8k - $218.1k
Job Title: Python DeveloperJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The Opportunity:We are seeking a skilled Python...PythonContract workWork experience placementInternshipImmediate startFlexible hoursCACI International
Chantilly, Loudoun County, VA3 days ago- ...languages.Build and integrate front-end interfaces with complex RESTful APIs.Develop backend services and data processing pipelines using Python and PySpark.Implement data visualization and interactive UI components using JavaScript frameworks and visualization libraries.Work...Python
VTG
Chantilly, Loudoun County, VA2 days ago - ...agentic AI solutions that automate enterprise workloads and business processes. The ideal candidate will have strong expertise in Python-based backend development, LLM-powered applications, cloud-native deployment, vector databases, and modern DevOps practices. This role...PythonFull time
Technology Ventures
Reston, VA9 hours ago - ...prediction, speech recognition and NLP, computer vision and multi-object tracking, or sensor fusion and target tracking Fluency in Python and the modern ML stack (PyTorch, scikit-learn, pandas), with experience on large and imperfect operational datasets A...PythonFull timeWork experience placementWork at officeRemote work
Cignus Consulting LLC. dba CIGNUS
Leesburg, VA3 days ago $155k
Leidos is seeking a Python Developer to build secure, scalable applications that support mission-critical government and commercial programs. In this role, you will design, code, and test Python services and APIs, integrate with data sources and cloud platforms, and follow...PythonLeidos
Chantilly, Loudoun County, VAmore than 2 months ago- ...engineering leadership What We're Looking For ✔️ 5+ years of software development experience ✔️ Strong backend experience with Python, Go, TypeScript, or similar technologies ✔️ Experience with SQL, NoSQL, Graph databases, and cloud platforms (AWS, Azure, GCP) ✔...PythonRemote workFlexible hours
Wimmer Solutions
Tysons Corner, VA3 days ago
