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Sr Python Developer Jobs in Virginia (NOW HIRING)

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 · On-site

$131.30K - $237.35K/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 ...

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

Aldie, VA

$131.30K - $237.35K/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 ...

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

Burke, VA

$131.30K - $237.35K/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 with Spark

Reston, VA

$126.40K - $170.10K/yr

We are seeking a Senior Python Developer with Spark skills to design, build, and optimize large-scale data processing systems in a cloud-native AWS environment. This role focuses heavily on ...

Python Developer

Reston, VA · On-site

$52.25 - $72/hr

Position Summary The Senior Python Developer will design, develop, test, and implement cloud native applications, data pipelines, and backend services within AWS. The role requires strong Python ...

Python Developer

Reston, VA

$52.25 - $72/hr

We are seeking a Senior Python Developer to support the design, development, and scaling of cloud-native applications. The ideal candidate should have experience in end-to-end development, delivering ...

Sr AWS Python Developer

Reston, VA · On-site

$126.40K - $170.10K/yr

Sr AWS Python Developer (2 positions) Location- Reston, VA (In person Client interview) day one onsite Experience : 8 to 18 years FTE or C2C We are looking for Visa independent candidates only for ...

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Showing results 1-20

Sr Python Developer information

See Virginia salary details

$54.5K

$140.8K

$193.3K

How much do sr python developer jobs pay per year?

As of May 30, 2026, the average yearly pay for sr python developer in Virginia is $140,758.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,500.00 and $162,100.00 per year, depending on experience, location, and employer.

What is a Sr Python Developer job?

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 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 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.
Infographic showing various Sr Python Developer job openings in Virginia as of May 2026, with employment types broken down into 86% Full Time, 7% Part Time, and 7% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $140,758 per year, or $67.7 per hour.
Senior Python Developer

Senior Python Developer

Leidos

Sterling, VA

$131.30K - $237.35K/yr

Full-time

Medical, Retirement, PTO

Posted 29 days ago


Leidos rating

8.4

Company rating: 8.4 out of 10

Based on 146 frontline employees who took The Breakroom Quiz

58th of 424 rated business services


Job description

Description

Who We Are:

Kudu Dynamics is a Leidos owned company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal. Our team of hackers, engineers, makers, and shakers have expe­rience spanning centuries of research, development, and oper­ations missions - across desktop, mobile, IoT, and embedded platforms. Kudu Dynamics is uniquely qualified to anticipate tomorrow’s threats and build the next of capabilities.

Job Description:

Join a growing team of security researchers and software engineers as we transition a state-of-the-art IoT security solution from the lab to multiple customers. This role sits at the intersection of helping end users, developing new features, and coordinating with technical partners to integrate new datasets and technologies. This position can be in Columbia, Maryland or Chantilly, Virginia.

Minimum Requirements

  • US Citizenship with TS/SCI and Counter-Intelligence Polygraph clearance
  • 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 scripting)
  • Expertise with Docker and container orchestration (Nomad, Kubernetes, Docker Swarm)
  • Proficiency in software development in Python
  • Experience with infrastructure as code (Terraform, Ansible)
  • Experience delivering solutions on AWS
  • Experience with system monitoring, introspection, and visualization technologies (Grafana, Prometheus, ELK stack)
  • Experience with GitLab CI/CD
  • Experience working in an Agile Scrum development team
  • Database administration/development experience with PostgreSQL or similar
  • Experience supporting full-stack solutions including RESTful API and Angular-based web UI
  • Experience with networking protocols (TCP, UDP, HTTPS, TLS)
  • Experience with user management and onboarding new users
  • Experience with Twelve-Factor App methodology
  • Linux system administration experience
  • Self-starter requiring minimal supervision
  • Intelligent, proactive, and driven to achieve results

Specific Duties

  • Troubleshoot and maintain the deployed application
  • Onboard and managing new users
  • Actively search for and screen new data sources and technologies to meet program demands
  • Serve as primary point of contact for current and future data sources/technical partners
  • Set up technical exchange meetings and gather/catalogue data information
  • Understand security restrictions and access requirements

Education Requirements

  • BS/MS (BA/MA) in a technical degree field, plus a minimum of 4 years directly related experience
  • In lieu of a degree, 10 years of directly related experience

Technical Skills

  • Expertise with Linux system administration
  • Expertise in scripting (Bash, Python)
  • Expertise with container build tools (Docker, Buildah)
  • Expertise with Kubernetes (installing, managing, operating)
  • Experience with Kubernetes CD tools (FluxCD, ArgoCD)
  • Experience with infrastructure as code (Terraform, Helm)
  • Experience delivering solutions on AWS/Azure
  • Experience with system monitoring, introspection, and visualization technologies (Prometheus, Grafana, Loki, ELK stack)
  • Experience with GitLab CI
  • Experience with networking protocols (TCP, UDP, HTTPS, TLS); comfortable diagnosing and resolving networking issues

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:March 2, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.


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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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