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Senior Backend Developer Python Jobs in Ashburn, VA

ManTech

Back End Developer

Springfield, VA

Expertise in back-end programming languages such as Python, Java, C#, Ruby, or Node.js. * Strong understanding of SQL and NoSQL database technologies and optimization techniques. * Experience with ...

Aretum

Java Backend Developer - Contingent

Mclean, VA · Remote

$51.75 - $67/hr

... assisting senior Applications Engineers and Application Programmers in interpreting software ... Contribute to Python backend services where the team's work requires it, applying the same ...

Aretum

Java Backend Developer - Contingent

Mclean, VA

$51 - $66.25/hr

... assisting senior Applications Engineers and Application Programmers in interpreting software ... Contribute to Python backend services where the team's work requires it, applying the same ...

Aretum

Java Backend Developer - Contingent

Mclean, VA · On-site +1

$51 - $66.25/hr

... assisting senior Applications Engineers and Application Programmers in interpreting software ... Contribute to Python backend services where the team's work requires it, applying the same ...

Jobsbridge

Back-End Developer

Herndon, VA

... and secure backend. Work with a small team in an agile environment of engineers to architect ... Python, Ruby, MongoDB, Redis, Go, Linux Understanding of basic CSS design and cross browser ...

Aretum

Senior Java Backend Developer - Contingent

Mclean, VA

$121.80K - $158.20K/yr

As a Senior Java Backend Developer, you will be embedded within a cross-functional Agile scrum team ... Contribute to Python backend services where the team's work requires it, applying the same ...

Aretum

Senior Java Backend Developer - Contingent

Mclean, VA · On-site +1

$121.80K - $158.20K/yr

As a Senior Java Backend Developer, you will be embedded within a cross-functional Agile scrum team ... Contribute to Python backend services where the team's work requires it, applying the same ...

Booz Allen Hamilton, Inc.

Back-End Developer

Mclean, VA · On-site

$86.80K - $198K/yr

Back-End Developer The Opportunity: As a back-end developer, you know that a good site or system ... Experience with Kotlin and Python * Experience writing source code for new applications or ...

Aretum

Senior Java Backend Developer - Contingent

Mclean, VA · Remote

$123.30K - $160.20K/yr

As a Senior Java Backend Developer, you will be embedded within a cross-functional Agile scrum team ... Contribute to Python backend services where the team's work requires it, applying the same ...

Cymertek

Java, Scala, Python Developer

Tysons, VA · On-site

SIMILAR CAREER TITLES Java Developer, Scala Developer, Python Developer, Software Engineer, Backend Developer, Full Stack Developer, Data Engineer, Distributed Systems Developer, Big Data Developer ...

Maxar

Senior Backend Developer, Data Platform

Reston, VA · Hybrid

$137K - $182K/yr

Minimum Qualifications: * 10+ years of professional software engineering experience, with strong backend development skills * Strong proficiencyinPython * Experience building backend systems, APIs ...

Booz Allen Hamilton

Back-End Developer

Mclean, VA · On-site

$86.80K - $198K/yr

Back-End Developer The Opportunity: As a back-end developer, you know that a good site or system ... Experience with Kotlin and Python * Experience writing source code for new applications or ...

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Senior Backend Developer Python information

See Ashburn, VA salary details

$16.4K

$151.6K

$195.3K

How much do senior backend developer python jobs pay per year?

As of May 30, 2026, the average yearly pay for senior backend developer python in Ashburn, VA is $151,584.00, according to ZipRecruiter salary data. Most workers in this role earn between $148,800.00 and $171,300.00 per year, depending on experience, location, and employer.

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

To thrive as a Senior Backend Developer Python, you need deep expertise in Python programming, software architecture, and experience with databases and API development, usually supported by a computer science degree and several years of professional coding experience. Familiarity with frameworks like Django or Flask, cloud platforms (e.g., AWS, Azure), and version control systems such as Git is typically expected, along with knowledge of containerization tools like Docker. Strong problem-solving skills, collaboration, and clear communication set top performers apart in this role. These skills ensure the development of robust, scalable backend systems that meet business needs and support seamless integration with other technologies.

What are some common challenges faced by Senior Backend Developers working with Python, and how can they be addressed?

Senior Backend Developers working with Python often encounter challenges such as ensuring high performance and scalability of applications, especially when dealing with large volumes of data or high user traffic. Managing dependencies and maintaining clean, modular codebases can also be demanding in complex projects. These challenges are typically addressed by leveraging advanced Python frameworks, implementing robust testing practices, and collaborating closely with DevOps and frontend teams to optimize system architecture and deployment pipelines. Continuous learning and staying updated with best practices in Python and backend development are also key to overcoming these obstacles.

What does a Senior Backend Developer Python do?

A Senior Backend Developer Python designs, builds, and maintains the server-side logic and databases for web applications, primarily using the Python programming language. They are responsible for ensuring high performance, responsiveness, and security of applications, integrating with front-end elements, and working closely with other developers and stakeholders. Additionally, they often mentor junior developers, review code, and contribute to architectural decisions to ensure scalable and robust backend systems.

What is the difference between Senior Backend Developer Python vs Backend Developer Python?

AspectSenior Backend Developer PythonBackend Developer Python
Required Experience5+ years, leadership skills1-3 years, foundational skills
CertificationsRelevant certifications (e.g., AWS, Python)Optional, entry-level certifications
Work EnvironmentDesigning architecture, mentoringImplementing features, coding
ResponsibilitiesSystem design, team coordinationCode development, bug fixing

The main difference between a Senior Backend Developer Python and a Backend Developer Python lies in experience, responsibilities, and leadership. Senior developers typically lead projects and mentor others, while backend developers focus on coding and feature implementation. Both roles require strong Python skills and relevant certifications, but senior roles demand more experience and strategic involvement.

What are popular job titles related to Senior Backend Developer Python jobs in Ashburn, VA? For Senior Backend Developer Python jobs in Ashburn, VA, the most frequently searched job titles are:
What job categories do people searching Senior Backend Developer Python jobs in Ashburn, VA look for? The top searched job categories for Senior Backend Developer Python jobs in Ashburn, VA are:
What cities near Ashburn, VA are hiring for Senior Backend Developer Python jobs? Cities near Ashburn, VA with the most Senior Backend Developer Python job openings:
Senior Backend Developer Python jobs near you

Backend Developer

Trinity Global Consulting

Springfield, VA

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 16 hours ago

Job description

Duties May Include:

  • Build backend services that power geospatial processing, automation, and user-facing capabilities
  • Develop APIs, proxies, and integration services using Node.js and Python
  • Create and maintain backend tooling that extends ArcGIS Enterprise in containerized environments
  • Develop and maintain geoprocessing services, automation scripts, and operational workflows
  • Build connectors and ingestion pipelines across diverse enterprise data sources
  • Support deployments across cloud-native and on-premises environments
  • Improve reliability and performance through API design, testing, monitoring, and observability
  • Collaborate with platform, DevOps, and GIS teams to translate requirements into production solutions

Requirements

Required Qualifications:

  • Bachelor's degree in Computer Science, Engineering, GIS, or related technical field (or equivalent practical experience)
  • 2+ years of industry experience as a backend software engineer or equivalent practical experience
  • Hands-on experience developing backend services using Python, JavaScript/Node.js, and Java
  • Experience designing and building REST APIs and service-based architectures
  • Experience extending or integrating with ArcGIS Enterprise or similar enterprise geospatial platforms
  • Familiarity with geoprocessing workflows, proxies, middleware services, and automation of GIS/data processing tasks
  • Experience working in containerized environments (Docker, Kubernetes, or similar)
  • Solid fundamentals in API design, software/system design, and testing/debugging distributed services
  • US Citizenship required
  • Active or current (within two years of active) Top Secret clearance with SCI eligibility

Desired Qualifications:

  • Master's degree in Computer Science, Mathematics, GIS, or STEM-related field
  • Esri certification
  • CompTIA Security+ certification
  • Experience with containerization technologies such as Docker and Kubernetes
  • Familiarity with cloud platforms (Azure, AWS, or GCP)
  • Experience with monitoring, logging, and observability tools
  • Exposure to DevSecOps practices and secure development pipelines
  • Experience with ArcGIS Enterprise SDKs, automation frameworks, or platform extensions
  • Experience building services for geospatial analysis, data pipelines, or map services
  • Familiarity with enterprise authentication, proxies, and secure service architectures
  • Experience with relational and spatial databases (PostgreSQL/PostGIS, SQL Server, etc.)
  • Exposure to event-driven architectures, batch processing, or distributed data workflows

Benefits

At Trinity Global Consulting (TGC), we value our employees and provide a comprehensive benefits package that includes:

  • Medical, Dental & Vision Coverage - Coverage for eligible employees and family through CareFirst and VSP.
  • Paid Time Off - PTO granted in accordance with contract requirements.
  • Paid Holidays - 11 federal holidays observed annually.
  • Disability & Life Insurance - Short-term/long-term disability, life insurance, and AD&D coverage included.
  • 401(k) Retirement Plan - Competitive plan managed through Ameritas.
  • Professional Training - Formal training provided as required, with additional learning opportunities based on role.

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