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Sr Python Developer Jobs in Washington (NOW HIRING)

Maxiom Technology

Senior Python Developer

Washington, DC

$137K - $185K/yr

We are looking for a Senior Python Developer to join our software development team. Senior Python Developer responsibilities include participating in the entire software development lifecycle ...

BTree Solutions, Inc.

SR. PYTHON DEVELOPER

Reston, VA · On-site

$126K - $170K/yr

Job Title: SR. PYTHON DEVELOPER Location: Reston,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 Development : * Python Developer with experience in Java as a plus. * Proficient ...

InterImage

Senior Python Developer

Laurel, MD · On-site

$120K - $162K/yr

Senior Python Developer Your Main Objective: Develop analytics for Customized and Do-it-Yourself (DIY) analytic tools based on customer action. Ability to partner with tool developers, mission leads ...

Interon IT Solutions

Python Developer

Reston, VA · On-site

$52.25 - $72/hr

Senior Python Developer - with Container (EKS) & AWS experience Client: Fannie Mae Location: Reston VA - In person interviews so need Local In EAST coast only Long Term This is for a Senior Python ...

Mindlance

Sr. Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Looking for a proactive, detail-oriented Senior Python Developer to support enterprise-wide third-party divisional data integration initiative. Responsibilities: * Work closely with Enterprise Third ...

CGI Inc.

Senior Python Developer with Spark

Reston, VA · On-site

$126K - $170K/yr

Senior Python Developer with Spark Category: Project Management Main location: United States, Virginia, Reston Position ID:J0726-1188 Employment Type: Full Time U.S. - Technology as a force for good ...

TiltEdge Solutions LLC

Python Developer

West Mclean, VA · On-site

$65 - $70/hr

Senior Python Developer Location: Full-time on-site in McLean, VA Position: C2H Green Card or USC Local Candidates Only F2F In person Interview Must-Have Qualifications 5+ years of engineering ...

Saransh Inc

Sr. Python Developer with Spark and AWS

Mclean, VA · On-site

$122K - $165K/yr

Role: Sr. Python Developer Location: McLean, VA (Hybrid - 3 days a week onsite) Job Type: Contract Required Skills: Python, Spark, AWS (S3, Lambda, IAM, SG etc.), AWS IAM Idaas Qualifications: * Min ...

Palnar

Sr. Python Developer

Mclean, VA · On-site

$123K - $166K/yr

Master's degree in Computer Science, Software Engineering or related technical field Demonstrated knowledge of: * Python, Pandas and other popular Python libraries * Java * Testing frameworks such as ...

Navtech, Inc.

Senior Python Developer

Mclean, VA · On-site

$123K - $166K/yr

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

Palnar

Sr. Python Developer

Mclean, VA · 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 ...

eSolutionsFirst, LLC

Sr. Python Developer

Mclean, VA · 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 ...

Via Logic LLC

Senior Python Developer

Columbia, MD · On-site

$131.30 - $237.35/hr

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 ...

Mindlance

Senior Python Developer

Mclean, VA · 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 ...

Leidos

Senior Python Developer

Chantilly, VA · 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 ...

Leidos

Senior Python Developer

Columbia, MD · 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 ...

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All JobsSr Python Developer JobsSr Python Developer Jobs in Washington

Sr Python Developer information

See Washington salary details

$62.3K

$160.8K

$220.9K

How much do sr python developer jobs pay per year?

As of Aug 22, 2026, the average yearly pay for sr python developer in Washington is $160,801.00, according to ZipRecruiter salary data. Most workers in this role earn between $137,600.00 and $185,200.00 per year, depending on experience, location, and employer.

What is a Sr Python Developer?

A Sr Python Developer is an experienced software engineer who specializes in designing, developing, and maintaining applications using Python. They are responsible for writing clean, efficient, and scalable code while also mentoring junior developers and collaborating with cross-functional teams. Their role often includes optimizing application performance, integrating third-party services, and ensuring best coding practices. Additionally, they may work with frameworks like Django or Flask and databases such as PostgreSQL or MongoDB to build robust backend systems.

What are the typical daily responsibilities of a Sr Python Developer?

As a Sr Python Developer, your daily tasks often include designing and coding complex features, reviewing code from team members, and troubleshooting bugs or performance issues. You may also lead technical discussions, contribute to architectural decisions, and collaborate closely with product managers, QA engineers, and other developers. Mentoring junior team members and staying up to date with best practices or new technologies is also a regular part of the role. This combination of hands-on engineering and leadership responsibilities ensures both the quality of the codebase and the continual growth of the team.

What are the key skills and qualifications needed to thrive in the Sr Python Developer position, and why are they important?

To thrive as a Sr Python Developer, you need expert proficiency in Python programming, strong problem-solving skills, and a solid background in computer science or related fields, often demonstrated by several years of relevant experience. Familiarity with frameworks like Django or Flask, version control systems such as Git, and sometimes certifications such as PCEP or PCAP are typically valued. Strong communication, leadership, and the ability to mentor junior developers are standout soft skills for this position. These combined proficiencies ensure that Sr Python Developers can build robust solutions, contribute to architectural decisions, and drive team success in complex technical environments.

What are popular job titles related to Sr Python Developer jobs in Washington?

For Sr Python Developer jobs in Washington, the most frequently searched job titles are:

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

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

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

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

Sr Python Developer jobs near you
Infographic showing various Sr Python Developer job openings in Washington as of August 2026, with employment types broken down into 1% Internship, 83% Full Time, 5% Part Time, 2% Temporary, and 9% Contract. Highlights an 72% Physical, 7% Hybrid, and 21% Remote job distribution, with an average salary of $160,801 per year, or $77.3 per hour.

Senior Python Developer

Maxiom Technology

Washington, DC

$137K - $185K/yr

Full-time

Re-posted 25 days ago

Job description

We are looking for a Senior Python Developer to join our software development team.

Senior Python Developer responsibilities include participating in the entire software development lifecycle, debugging applications and configuring existing systems. If you’re equally happy to roll up your sleeves to write code and review other team members’ work, we’d like to meet you.

You’ll use your expertise in Python to help us deploy high-quality applications for our clients.

Responsibilities

  • Analyze system requirements and prioritize tasks
  • Write clean, testable code using Python
  • Develop technical specifications and architecture
  • Test and debug various Python applications
  • Review and refactor code
  • Deploy fully functional applications
  • Upgrade existing programs
  • Support junior developers’ work
  • Document development and operational procedures

Requirements

  • Work experience as a Python Developer - minimum 5 years.
  • Proficiency in building web-based applications
  • In-depth knowledge of at least one Python framework
  • Familiarity with agile environments
  • Troubleshooting abilities
  • Good communication skills
  • BSc in Computer Science, Engineering or relevant field