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Sr Python Engineer Jobs in Washington (NOW HIRING)

Sr. Python Developer

Mclean, VA ยท On-site

$123K - $166K/yr

Strong Proficiency in Python programming language, including experience with frameworks such as Flask, Django, and Fast API. * Experience with RESTful APIs and microservices architecture, and an ...

Senior Python Developer

Mclean, VA ยท On-site

$123K - $166K/yr

... Python Developer Experience with Python frameworks e.g., Django, Flask. โ€ข Good experience on writing the test cases, Unit Testing, and automation test by using PYTEST Understanding of databases and ...

Senior Python Developer

Mclean, VA ยท On-site

$124K - $167K/yr

Detailed Python Full Stack Developer Location: (Fully Onsite), Mclean, VA 22102 Duration: 6 months + Extensions Responsibilities: * Refactor and modernize existing components of an ETL application to ...

Sr. Python Developer

Mclean, VA ยท On-site

$51.50 - $71/hr

Python Full Stack Developer Mclean, VA Must Have Qualifications: Must have practical experience with Python, front even technologies, React, JavaScript, and web application development, along with ...

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 ...

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Reston, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Burke, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Chantilly, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Merrifield, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Manassas, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Sterling, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Springfield, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Chantilly, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Herndon, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Falls Church, VA ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Senior Python Developer

Columbia, MD ยท On-site

$131K - $237K/yr

Four years of experience in a Python Development role * Bachelor's degree in computer science, Software Engineering, Computer Engineering, or related field * Expertise in scripting (Python, shell ...

Showing results 21-40

Sr Python Engineer information

What does a Sr Python Engineer do?

A Sr Python Engineer is an experienced software developer who specializes in designing, developing, and maintaining applications using the Python programming language. They often lead projects, mentor junior engineers, and work on complex problems that require deep technical expertise. Their responsibilities may include writing efficient code, optimizing performance, integrating with APIs or databases, and ensuring the overall quality of software solutions. Additionally, they may collaborate with cross-functional teams to deliver robust and scalable applications.

What are the key skills and qualifications needed to thrive as a Sr Python Engineer?

To thrive as a Sr Python Engineer, you need advanced proficiency in Python programming, strong knowledge of software design patterns, and experience with scalable application development, often supported by a degree in computer science or related field. Familiarity with frameworks like Django or Flask, version control systems such as Git, and cloud platforms like AWS or Azure is typically required, with certifications in cloud or Python development considered a plus. Excellent problem-solving abilities, strong communication, and leadership skills help you collaborate effectively and mentor junior engineers. These competencies are critical for delivering robust, efficient solutions and driving technical excellence within development teams.

What are some common challenges Sr Python Engineers face when working on large-scale applications?

Sr Python Engineers often encounter challenges related to maintaining code quality and scalability as applications grow. Managing dependencies, ensuring optimal performance, and coordinating with cross-functional teams can be complex, especially in distributed systems. Additionally, integrating new technologies or frameworks while maintaining backward compatibility requires careful planning and communication. Proactive code reviews, clear documentation, and collaborative problem-solving are essential to overcoming these challenges.

What is the difference between Sr Python Engineer vs Python Developer?

AspectSr Python EngineerPython Developer
Required CredentialsBachelor's degree in CS or related field, experience in Python, often some leadership skillsBachelor's degree in CS or related field, strong Python skills, often less emphasis on leadership
Work EnvironmentTeam lead, project architect, involved in system design and optimizationCode writing, feature development, bug fixing
Employer & Industry UsageTech companies, startups, enterprise softwareWeb development, data analysis, automation projects

While both roles require strong Python skills, Sr Python Engineers typically have more experience, leadership responsibilities, and involvement in system architecture, whereas Python Developers focus more on coding and feature implementation.

What job categories do people searching Sr Python Engineer jobs in Washington look for?

The top searched job categories for Sr Python Engineer jobs in Washington are:

What cities in Washington are hiring for Sr Python Engineer jobs?

Cities in Washington with the most Sr Python Engineer job openings:

Infographic showing various Sr Python Engineer job openings in Washington as of August 2026, with employment types broken down into 91% Full Time, 4% Part Time, and 5% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution.

Sr. Python Developer

Mclean, VA โ€ข On-site

Palnar
IT Servicesย โ€ขย 201 - 500 employees

$123K - $166K/yr

Full-time

Re-posted 21 days ago


Job description

Technical Skills:
  • Strong Proficiency in Python programming language, including experience with frameworks such as Flask, Django, and Fast API.
  • Experience with RESTful APIs and microservices architecture, and an understanding of how to design and implement them effectively.
  • Back End Skills: Python, Django/Flask/Fast API, NumPy, pandas and Relational Database.
  • Refactoring Skills: Knowledge of how to refactor code to improve its quality, maintainability, performance, and scalability while preserving its functionality.
  • Build CI CD Tools: Gradle, Jenkins, git, Conda, pip, Jira, Gitlab, Confluence.
  • DevOps: Linux & Docker.

Must Haves: Python, Rest API (Flask or Fast API), Pandas or NumPy.