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Senior Python Software Engineer Jobs in Washington

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 ...

ICONMA

Senior 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. * 5 - 7 years of IT experience in software design ...

Morse Inc

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 ...

Leidos

Python Software Engineer

Gaithersburg, MD · Hybrid

Leidos is seeking a mid-level Python Software Engineer, who will be a member of a dynamic team in Gaithersburg, MD, working on the development/maintenance of software that improves aircraft runway ...

ManTech

CNO Python Software Engineer

Hanover, MD · On-site

$114K - $190K/yr

CNO Python Software Engineer Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence ...

Compugain

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Senior Python Developer Looking for a proactive, detail-oriented Professional Python Developer to ... Basic Requirements: * 12-15 years of IT experience in software design, development, integration ...

MANTECH

CNO Python Software Engineer

Hanover, MD · On-site

$49.50 - $68.25/hr

MANTECH seeks a motivated, career- and customer-oriented CNO Python Software Engineer to join our team in Hanover, MD. This position supports critical mission requirements by delivering advanced ...

MANTECH

CNO Python Software Engineer

Hanover, MD · On-site

$49.50 - $68.25/hr

MANTECH seeks a motivated, career- and customer-oriented CNO Python Software Engineer to join our team in Hanover, MD. This position supports critical mission requirements by delivering advanced ...

Mindlance

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Preferred: Tableau Looking for a proactive, detail-oriented Senior Python Developer to support ... Basic Requirements: * 5 - 7 years of IT experience in software design, development, integration ...

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 ...

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All JobsSenior Python Software Engineer JobsSenior Python Software Engineer Jobs in Washington

Senior Python Software Engineer information

See Washington salary details

$62.3K

$160.8K

$220.9K

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

As of Jul 5, 2026, the average yearly pay for senior python software engineer 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 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 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 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.
What are popular job titles related to Senior Python Software Engineer jobs in Washington? For Senior Python Software Engineer jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Senior Python Software Engineer jobs in Washington look for? The top searched job categories for Senior Python Software Engineer jobs in Washington are:
What cities in Washington are hiring for Senior Python Software Engineer jobs? Cities in Washington with the most Senior Python Software Engineer job openings:
Senior Python Software Engineer jobs near you
Senior Python Software Engineer

Senior Python Software Engineer

GliaCell Technologies

Linthicum Heights, MD • On-site

$119K - $160K/yr

Full-time

Posted 26 days ago

Job description

Job Summary:
GliaCell Technologies is a company that specializes in Software & System Engineering in Enterprise and Cyber Security solution spaces. They are seeking a Senior Python Software Engineer to provide technical expertise in sustaining critical mission-related software and systems for a U.S. Government customer.
Responsibilities:
• You will provide the development, test, deploy, and sustainment of various Python based REST end points, microservices, and data model management capabilities utilizing Django and Flask frameworks to interact with data models stored in MariaDB or MongoDB and send data upon request, in JSON format, to UI front ends.
• The developer will provide middleware and backend support to all system applications.
Qualifications:
Required:
• An active or rein-statable TS/SCI with Polygraph security clearance.
• U.S. Citizenship.
• 6+ years Software Engineering experience and a MS degree in Computer Science or related, or 8+ years of experience and a BS Degree, or 10+ years of experience and an AA Degree, or +12 years of experience and a High School Diploma
• Works well independently as well as on a team.
• Strong communication skills.
• Python
• Docker
• Experienced using Django or Flask
• Databased experience using MongoDB or MariaDB
• ReST endpoint development
• Micro service model
Preferred:
• AWS or other cloud experience
• JSON and/or XML serialization
• Jira
• Confluence
• Git version control
• Agile
Company:
GliaCell Technologies focuses on software engineering in the cloud and cybersecurity domains. Founded in 2014, the company is headquartered in Columbia, USA, with a team of 11-50 employees. The company is currently Early Stage.

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