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Senior Python Software Engineer Jobs in Ashburn, VA

MORSE Corp

Python Software Engineer

Arlington, VA · On-site

As a Python Software Engineer at MORSE, you will have the opportunity to work on cutting-edge technology, contributing to the success of our applications and making a meaningful impact on our ...

MORSE Corp

Python Software Engineer

Arlington, VA · On-site

$90K - $210K/yr

As a Python Software Engineer at MORSE, you will have the opportunity to work on cutting-edge technology, contributing to the success of our applications and making a meaningful impact on our ...

MORSE Corp

Python Software Engineer

Arlington, VA · On-site

They are seeking highly motivated Python Software Engineers to design, develop, and deliver high-quality software products that support various Department of Defense projects. Responsibilities : • ...

MORSE Corp

Python Software Engineer

Arlington, VA · On-site

They are seeking highly motivated and talented Python Software Engineers to support various projects that provide critical AI, machine learning, simulation, and mission planning capabilities to ...

MORSE Corp

Python Software Engineer

Arlington, VA · On-site

They are seeking a highly motivated Python Software Engineer to support various projects, contributing to the design, development, and delivery of high-quality software products for Department of ...

MORSE Corp

Python Software Engineer

Arlington, VA · On-site

They are seeking highly motivated Python Software Engineers to support various projects that provide critical AI and machine learning capabilities to Department of Defense customers. Responsibilities ...

MORSE Corp

Python Software Engineer

Arlington, VA · On-site

They are seeking highly motivated Python Software Engineers to support various projects providing critical AI, machine learning, and simulation capabilities to Department of Defense customers.

ICONMA

Senior Python Developer

Mclean, VA · On-site

$123K - $165K/yr

ICONMA is a Real Estate and Financial Services company seeking a Senior Python Developer for their ... software design, development, integration, and testing. • 5+ years of hands-on experience with ...

Maxiom Technology

Senior Python Developer

Washington, DC · On-site

$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 ...

ETS LLC

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Senior Python Developer Location: McLean, VA Duration: 5-6 Months Rate : 55 -60$/hr on W2 Only ... Must Have Qualifications: 5+ years experience of software development experience using Python. Must ...

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 ...

Aretum

Senior Python Developer

Mclean, VA · On-site +1

$122K - $165K/yr

As a Senior Python Developer, you will assist in leading the integration of a custom application with other client based systems. Due to the nature of our work as a federal consulting organization ...

Aretum

Senior Python Developer

Mclean, VA · Remote

$124K - $167K/yr

As a Senior Python Developer, you will assist in leading the integration of a custom application with other client based systems. Due to the nature of our work as a federal consulting organization ...

Aretum

Senior Python Developer

Mclean, VA · Remote

$122K - $165K/yr

As a Senior Python Developer, you will assist in leading the integration of a custom application with other client based systems. Due to the nature of our work as a federal consulting organization ...

Hexaware Technologies, Inc

Python Developer

Reston, VA

$52.25 - $72/hr

The Senior Python Developer will design, develop, test, and implement cloud native applications ... approach to software quality and automation. The ideal candidate will be able to work ...

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All JobsPython Software Engineer JobsSenior Python Software Engineer JobsSenior Python Software Engineer Jobs in Ashburn, VA

Senior Python Software Engineer information

See Ashburn, VA salary details

$56.2K

$145.2K

$199.4K

How much do senior python software engineer jobs pay per year?

As of Jun 18, 2026, the average yearly pay for senior python software engineer in Ashburn, VA is $145,185.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,200.00 and $167,200.00 per year, depending on experience, location, and employer.

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

AspectSenior Python Software EngineerPython Developer
Required CredentialsBachelor's degree in CS or related field, experience in software engineeringBachelor's degree in CS or related field, coding proficiency
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing applications, debugging
Employer & Industry UsageTech companies, startups, enterprise softwareWeb development, data analysis, automation projects
Common Search & Comparison IntentUnderstanding senior-level roles, responsibilities, and skillsEntry to mid-level coding roles, project involvement

The main difference between a Senior Python Software Engineer and a Python Developer lies in experience, responsibilities, and scope. Senior engineers typically lead projects, design system architecture, and mentor junior staff, while Python Developers focus on coding, application development, and implementation. Both roles require strong Python skills and relevant credentials, but senior roles demand more experience and leadership capabilities.

What are some common challenges faced by Senior Python Software Engineers when leading complex projects, and how can they be addressed?

Senior Python Software Engineers often face challenges such as balancing hands-on coding with mentoring junior team members, managing technical debt, and designing scalable solutions. Successfully addressing these challenges involves clear communication, proactive code reviews, and effective prioritization of tasks. Collaborating closely with cross-functional teams and fostering a culture of knowledge sharing can also help ensure project success and team growth.

What is the salary of senior Python developer?

The salary of a senior Python software engineer typically ranges from $100,000 to $150,000 annually, depending on experience, location, and industry. Skilled professionals with expertise in frameworks like Django or Flask and experience with cloud services may earn higher compensation.

Will AI replace Python coders?

AI tools can automate certain coding tasks, but Senior Python Software Engineers are essential for designing, developing, and maintaining complex software systems. AI is more likely to augment coding work rather than fully replace experienced developers, who bring problem-solving, creativity, and domain expertise that AI cannot replicate fully.

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

To thrive as a Senior Python Software Engineer, you need advanced proficiency in Python programming, strong problem-solving abilities, and a solid background in computer science or a related field. Familiarity with frameworks like Django or Flask, experience with version control systems such as Git, and knowledge of cloud platforms and CI/CD tools are typically required. Leadership, effective communication, and mentorship skills help you collaborate with teams and guide junior developers. These skills ensure the delivery of robust, scalable software solutions and foster a productive, innovative development environment.

What engineers make $500,000?

Senior Python Software Engineers with extensive experience, specialized skills in areas like machine learning or data engineering, and working in high-paying industries such as finance or tech can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially at large tech companies or startups with significant funding.

What does a Senior Python Software Engineer do?

A Senior Python Software Engineer designs, develops, tests, and maintains complex software applications using the Python programming language. They often lead or mentor junior developers, architect software solutions, and ensure best coding practices are followed. These professionals collaborate with cross-functional teams to deliver scalable and efficient systems, troubleshoot issues, and optimize application performance. Their expertise includes advanced knowledge of Python frameworks, libraries, and development tools, as well as experience with databases, APIs, and cloud services.

Is it possible to make 300k as a software engineer?

Senior Python software engineers with extensive experience, specialized skills, and working in high-paying industries or companies can reach or exceed a $300,000 annual salary, especially with bonuses and stock options. Achieving this level often requires advanced knowledge of frameworks, cloud platforms, and a strong track record of project success.
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Senior Python Software Engineer jobs near you
Python Software Engineer

Python Software Engineer

MORSE Corp

Arlington, VA • On-site

Other

Posted 13 days ago

Job description

MORSE is seeking highly motivated and talented Python Software Engineers to join our innovative team, supporting various projects that provide critical AI, machine learning, simulation, situational awareness, and mission planning capabilities to a diverse range of Department of Defense (DoD) customers.

As a Python Software Engineer at MORSE, you will have the opportunity to work on cutting-edge technology, contributing to the success of our applications and making a meaningful impact on our customers. You will collaborate with a teams of engineers and data scientists to design, develop, and deliver high-quality software products that meet the highest standards of quality, scalability, and reliability.

Responsibilities:

  • Design and develop scalable, efficient, and reliable software applications using Python 

  • Participate in design reviews, code reviews, and pair programming to ensure high-quality code and knowledge sharing

  • Stay up-to-date with the latest software engineering trends, tools, and technologies

  • Collaborate with cross-functional teams to deliver high-quality software products, ensuring seamless integration and deployment

  • Contribute to the development of new codebases that emphasize object-orientation, modularity, and maintainability

Requirements:

  • US citizenship and the ability to obtain a U.S. security clearance (Secret, Top Secret, or TS/SCI)

  • Expertise in Python 

  • Strong understanding of relational databases and version control systems (e.g., Git)

  • Experience with Docker, Docker-compose, or Kubernetes

  • Familiarity with Agile development methodologies (Scrum or Kanban) and microservice architecture

  • Strong communication skills and self-motivation

  • Bachelor's or Master's degree in Computer Science or a related field (or significant professional experience)

  • 5+ years of software development experience

Preferred Qualifications:

  • Experience with cloud computing platforms (AWS, Azure, GCP)

  • Knowledge of Spark or PySpark

  • Background in mathematics or computer science

  • Experience with DevOps tools and practices

  • Familiarity with containerization technologies 

  • Experience or desire to lead technical teams

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