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Senior Python Developer Jobs in Aldie, VA (NOW HIRING)

Nastech Global

Senior AI/ML/Python Engineer

Reston, VA · On-site

Job Title: Senior AI/ML/Python Engineer Location: Onsite in Reston, VA - 3 days a week Job Type: Contract Top Skills Details 7-10 years of experience working as a Python/ML Engineer with strong ...

Babel Street

Software Engineer III

Reston, VA · On-site +1

$59.75 - $80.25/hr

We are looking for a Senior Python Engineer with a "hacker" mindset to join our team as a Software Engineer III. This role is dedicated to large-scale web scraping and data harvesting. If you have ...

Babel Street

Software Engineer III

Reston, VA · On-site

We are looking for a Senior Python Engineer with a "hacker" mindset to join our team as a Software Engineer III. This role is dedicated to large-scale web scraping and data harvesting. If you have ...

Inadev

Full Stack Developer (Python/React.js)

Reston, VA · On-site

$100K - $115K/yr

Works primarily as a senior software developer and brings experience using tools and frameworks to ... Design, Develop and implement Python based enterprise solutions to meet client requirements.

Staffingine LLC

AI Platform Developer

Herndon, VA · On-site

Job Title: Sr. AI Platform Developer Job Location: Herndon, VA Job Type: Contract * Programming Languages: Mastery of Python is essential, with R, Java, and C++ also being highly valuable. * Machine ...

PUNCH Cyber Analytics Group

Senior Developer

Reston, VA · On-site

$56.75 - $75/hr

PUNCH Cyber Analytics Group is seeking a Senior Software Engineer with strong experience in C/C++ and Python development on Linux systems. The ideal candidate will combine deep technical ...

PUNCH Cyber Analytics Group

Senior Developer

Reston, VA · On-site +1

$56.75 - $75/hr

PUNCH Cyber Analytics Group is seeking a Senior Software Engineer with strong experience in C/C++ and Python development on Linux systems. The ideal candidate will combine deep technical ...

Technology Ventures

Sr. Tableau Developer

Reston, VA · On-site

Job title: Sr. Tableau Developer Location: Reston, VA (Hybrid) Required Skills * Advanced Tableau ... Strong Python programming skills , including data manipulation, automation, reusable scripts, and ...

campus4tech

Senior ServiceNow Developer

Reston, VA · On-site

$56.25 - $77.50/hr

Senior Service Now Developer Location: Reston, Virginia 20190 Employment Type: FTE/Direct Hire Job ... Perl and Python programming in Linux environments. Leadership & Communication * Demonstrated ...

CGI Inc.

Senior BI Developer

Reston, VA · On-site

Senior BI Developer Category: Software Development/ Engineering Main location: United States ... Python development experience for data analysis, automation, validation, and reporting workflows

Steampunk

AI Developer

Mclean, VA

$140K - $190K/yr

The Senior AI Developer will work across the full stack of AI development, from data ingestion and ... Proficiency in Python; comfortable working across the AI/ML tooling ecosystem * Solid understanding ...

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All JobsPython Developer JobsSenior Python Developer JobsSenior Python Developer Jobs in Aldie, VA

Senior Python Developer information

See Aldie, VA salary details

$54.3K

$140.2K

$192.5K

How much do senior python developer jobs pay per year?

As of Jul 13, 2026, the average yearly pay for senior python developer in Aldie, VA is $140,174.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,000.00 and $161,400.00 per year, depending on experience, location, and employer.

What are the main responsibilities of a Senior Python Developer?

A Senior Python Developer is responsible for designing, developing, and maintaining complex software applications using the Python programming language. They lead the technical aspects of projects, mentor junior developers, and ensure code quality through code reviews and best practices. Additionally, they collaborate with cross-functional teams to gather requirements, solve technical challenges, and deploy scalable and efficient solutions. Senior Python Developers are also expected to stay updated with the latest trends and advancements in Python and related technologies.

What is the difference between Senior Python Developer vs Python Developer?

AspectSenior Python DeveloperPython Developer
Required ExperienceTypically 5+ years, with leadership and complex project experienceUsually 1-3 years, focusing on core Python skills
ResponsibilitiesDesigning architecture, mentoring, handling complex systemsWriting code, debugging, implementing features
CertificationsOptional but beneficial (e.g., Python certifications, cloud certs)Often not required
Work EnvironmentCollaborative teams, project planning, code reviewsDevelopment-focused, task-oriented

The main difference between a Senior Python Developer and a Python Developer lies in experience, responsibilities, and leadership. Senior developers handle complex projects, mentor others, and often participate in architecture decisions, while Python Developers focus on coding and feature implementation. Both roles are essential in tech companies, but the senior role requires more experience and broader skills.

What are the key skills and qualifications needed to thrive as a Senior Python Developer, and why are they important?

To thrive as a Senior Python Developer, you need advanced proficiency in Python programming, experience with software architecture, and a solid understanding of algorithms and data structures, usually backed by a degree in computer science or related fields. Familiarity with frameworks like Django or Flask, version control systems such as Git, and containerization tools like Docker are typically required, alongside knowledge of modern CI/CD pipelines. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with teams and mentor junior developers. Mastery of these skills ensures the delivery of scalable, maintainable software solutions and the ability to drive technical excellence within development teams.

What are some common challenges faced by Senior Python Developers when leading a development team?

Senior Python Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members and ensuring code quality across the team. They are also responsible for making architectural decisions, which requires staying updated on best practices and emerging Python frameworks. Additionally, coordinating collaboration between cross-functional teams (like DevOps, QA, and front-end developers) can be complex, especially in agile environments where requirements may shift rapidly. Overcoming these challenges helps foster a productive and innovative team culture.
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Senior Python Developer jobs near you

Senior Python Full Stack Engineer

WorkNovas LLC

Reston, VA • On-site

Contractor

Re-posted 9 days ago

Job description

Senior Python Full Stack Engineer

Reston, VA, 3 days onsite

Description:

We are seeking a Senior Full Stack Engineer to support the design, development, and scaling of cloud-native applications. The role involves working across the stack using Python and modern frontend frameworks, with a strong focus on building robust APIs and distributed systems on AWS (Lambda, ECS, RDS, etc.).

The ideal candidate should have demonstrated experience in owning end-to-end development, delivering production-grade solutions, and contributing to system architecture, performance optimization, and reliability. The engineer will collaborate with cross-functional teams to ensure high-quality, scalable, and maintainable implementations.

We are looking for candidates with a strong foundation in clean code practices, scalable system design, and cloud-native development, along with experience working with LLM models and integrating AI-driven capabilities into applications.

Skills:

• Proven experience developing and deploying production-grade applications

• Experience working with LLM models and integrating AI-driven capabilities into applications

• Strong proficiency in Python and backend frameworks such as FastAPI, Flask

• Experience building full-stack applications using modern frontend frameworks (e.g., React, Angular, or Vue.js)

• Solid understanding of RESTful APIs, microservices architecture, and distributed systems

• Hands-on experience with databases (SQL and NoSQL) such as PostgreSQL, DynamoDB

• Strong experience with AWS services, including EC2, ECS, Lambda, RDS, S3, API Gateway, DynamoDB, ALB, Batch, and EFS

• Experience with cloud-native architectures, containerization (Docker), and orchestration (Kubernetes)

• Experience with CI/CD pipelines, Git, and platforms such as GitLab

• Proficiency in Software Development Lifecycle (SDLC) best practices

• Experience with infrastructure as code using tools like Terraform

• Strong understanding of software design principles, data structures, and algorithms

• Experience with automated testing, including unit and integration testing, and maintaining high code quality through code reviews

• Ability to design and optimize systems for performance, scalability, and reliability

• Experience processing large-scale data in formats such as JSON, XML, and Parquet

• Experience using AI-assisted coding tools (e.g., GitHub Copilot or similar)

• Strong problem-solving skills and ability to work in an agile, collaborative environment

Education/Work Experience:

• Bachelor degree in Computer Science, Information Systems or related field

• Professional certification(s) desired 10+ years software development experience across the appropriate platform

• Solid IT background and experience.

• Experience as a Senior Developer for projects similar in scope and responsibility