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Senior Python Software Engineer Jobs in Bethesda, MD

Mindlance

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Java experience is nice to have Senior Python Developer Required Experience & Education * 7 -10 years of professional software development experience. * Bachelor's degree in computer science or a ...

VTG

Senior Software Engineer

Fort George G Meade, MD

$170K - $210K/yr

This role requires hands-on experience with Python, JavaScript, Bash scripting, and Grafana, along with a strong understanding of modern software engineering and system design principles. What will ...

MANTECH

Python Software Developer

Herndon, VA · On-site

$51.75 - $71.25/hr

MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the ...

MANTECH

Python Software Developer

Herndon, VA · On-site

$51.75 - $71.25/hr

MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the ...

Leidos

Senior Python Developer

Columbia, MD · On-site

$118K - $159K/yr

They are seeking a Senior Python Developer to join their team of security researchers and software engineers in transitioning an IoT security solution to multiple customers, focusing on developing ...

MANTECH

Python Software Developer

Herndon, VA

$51.75 - $71.25/hr

MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the ...

MANTECH

Python Software Developer

Herndon, VA · On-site

$51.75 - $71.25/hr

MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the ...

MANTECH

Python Software Developer

Herndon, VA · On-site

$51.75 - $71.25/hr

MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the ...

MANTECH

Python Software Developer

Herndon, VA

$51.75 - $71.25/hr

MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the ...

eSolutionsFirst

Senior Python Developer

Mclean, VA · On-site

$123K - $165K/yr

Job Summary : eSolutionsFirst is seeking a Senior Python Developer to support the development of mission-critical applications built on modern software development frameworks. The selected candidate ...

ManTech

Senior Python Developer

Herndon, VA · Remote

$141K - $236K/yr

MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in ... Research software concepts, develop, and demo proof-of-concepts. * Collaborate with team members to ...

VTG

Senior Software Engineer

Fort George G Meade, MD · On-site

$170K - $210K/yr

This role requires hands-on experience with Python, JavaScript, Bash scripting, and Grafana, along with a strong understanding of modern software engineering and system design principles. What will ...

ManTech

Python Software Developer

Herndon, VA · Remote

$141K - $236K/yr

MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the ...

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Showing results 21-40

All JobsPython Software Engineer JobsSenior Python Software Engineer JobsSenior Python Software Engineer Jobs in Bethesda, MD

Senior Python Software Engineer information

See Bethesda, MD salary details

$58.9K

$152K

$208.7K

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

As of Aug 7, 2026, the average yearly pay for senior python software engineer in Bethesda, MD is $151,951.00, according to ZipRecruiter salary data. Most workers in this role earn between $130,000.00 and $175,000.00 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?

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 job categories do people searching Senior Python Software Engineer jobs in Bethesda, MD look for? The top searched job categories for Senior Python Software Engineer jobs in Bethesda, MD are:
What cities near Bethesda, MD are hiring for Senior Python Software Engineer jobs? Cities near Bethesda, MD with the most Senior Python Software Engineer job openings:
Senior Python Software Engineer jobs near you
Infographic showing various Senior Python Software Engineer job openings in Bethesda, MD as of August 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $151,951 per year, or $73.1 per hour.

Python Software Engineer (GC-2)

Moyer's Hatchery

Annapolis Junction, MD

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 27 days ago

Job description

Legato, LLCrecruiters (Staffing@legatocorp.com) would love to speak with you regarding the following position:Python Software EngineerinHanover, MD.
Security Clearance Required: TS/SCI w/ Polygraph
Salary Range: $160,000-$180,000, depending on experience.
What You Will Do:

The Python Software Engineer develop. Maintain, and enhance complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems and business management information systems) based upon documented requirements. They will work individually or as part of a team. Review and test software components for adherence to the design requirements and documents test results. Resolves software problem reports. Utilizes software development and software design methodologies appropriate to the development environment. Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of COTS/GOTS in place of new development and requirements analysis and synthesis from level to individual software components. There will be some back-end development with an emphasis on APIs
Our minimum requirements for this role:

  • Experience with Python, AWS, Docker, Terraform
  • Desired (but not required) experience with Bash and SQL
  • IAT Level 2 Certification required at start date
  • At least four (4) years experience in IT applications systems is required
  • A bachelor's degree in a related discipline is required. Four (4) years of equivalent experience may be substituted for the bachelors degree for a total of eight (8) years of experience

About Your New Company
Legato, LLC is a dynamic small business headquartered in Columbia, near Ft. Meade, MD. Our positions include Cyber, Software, Systems, Networking, Data Science and other complex engineering capabilities. We set ourselves apart by having employees in the top of their field and who enjoy working at Legato for its attention to its employees, aggressive compensation, and upward mobility possibilities.
We offer a generous benefits package including individual and family health, vision and dental benefits. A minimum of four (4) weeks of paid time off including a week of sick leave. Legato gives our employees 11 federal holidays off and a 401(k) employer match with no vesting schedule. There is an opportunity to earn referral benefits or bank hours if the contract allows.

Disclaimer: The salary range provided is an estimate based on current market conditions and may be adjusted based on factors such as experience, skills, and qualifications. The final salary offer will be determined after a thorough review of the candidate's background and alignment with the role. Please note that this range is subject to change and should be considered as a guideline rather than a definitive figure.


Legato LLC is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, or disability status.

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