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Senior Python Flask Developer Jobs in Merrifield, VA

WorkNova LLC

Python Developer

Reston, VA · On-site

$52.25 - $72/hr

Position Summary The Senior Python Developer will design, develop, test, and implement cloud native ... building RESTful APIs using Flask, Django, or FastAPI • Knowledge of authentication and ...

Interon IT Solutions

Python Developer

Reston, VA · On-site

$52.25 - $72/hr

Senior Python Developer - with Container (EKS) & AWS experience Client: Fannie Mae Location: Reston VA - In person interviews so need Local In EAST coast only Long Term This is for a Senior Python ...

Hexaware Technologies, Inc

Python Developer

Reston, VA

$52.25 - $72/hr

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 engineering skills ...

CGI Inc.

Senior Python Developer with Spark

Reston, VA · On-site

$126K - $170K/yr

Senior Python Developer with Spark Category: Software Development/ Engineering Main location: United States, Virginia, Reston Position ID:J0526-0018 Employment Type: Full Time U.S. - What we do ...

Saransh Inc

Sr. Python Developer with Spark and AWS

Mclean, VA · On-site

$122K - $165K/yr

Role: Sr. Python Developer Location: McLean, VA (Hybrid - 3 days a week onsite) Job Type: Contract Required Skills: Python, Spark, AWS (S3, Lambda, IAM, SG etc.), AWS IAM Idaas Qualifications: * Min ...

Guru Schools

Python Developer III

Washington, DC · On-site

$57 - $78.50/hr

Python Developer III 4 DAYS ONSITE MUST BE LOCAL FACE TO FACE INTERVIEW MUST HAVE POWER BI EXPERIENCE SENIOR PYTHON DEVELOPER Python, reporting- part of the Enterprise Data Management team supporting ...

Kalpita Technologies Inc

Sr Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Python Developer McLean VA Onsite MUST interview in person Locals only Glider pre-screen required. 2 rounds of interviews with 1 being on-site interview Must be strong in front end and backend 5+ ...

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All JobsSenior Python Flask Developer JobsSenior Python Flask Developer Jobs in Merrifield, VA

Senior Python Flask Developer information

See Merrifield, VA salary details

$54.9K

$141.6K

$194.5K

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

As of Jun 18, 2026, the average yearly pay for senior python flask developer in Merrifield, VA is $141,615.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,200.00 and $163,100.00 per year, depending on experience, location, and employer.

How much does a senior Python developer make?

A senior Python Flask developer typically earns between $100,000 and $150,000 annually, depending on experience, location, and company size. They often possess strong skills in web frameworks, APIs, and database integration, which can influence salary levels.

What are Senior Python Flask Developers?

Senior Python Flask Developers are experienced software engineers who specialize in building web applications using the Python programming language and the Flask web framework. They are responsible for designing, developing, and maintaining scalable backend systems, APIs, and web services. In addition to strong coding skills, they often lead projects, mentor junior developers, and ensure best practices in code quality, security, and performance. Their expertise allows them to solve complex technical challenges and contribute to the overall architecture and success of software projects.

What is the salary of Python flask?

The salary for a Senior Python Flask Developer typically ranges from $90,000 to $130,000 annually, depending on experience, location, and company size. Skilled developers with knowledge of REST APIs, database integration, and cloud deployment tend to earn higher salaries.

What are some common challenges faced by Senior Python Flask Developers when working on large-scale applications?

Senior Python Flask Developers often encounter challenges such as managing complex codebases, ensuring scalability, and maintaining performance as applications grow. Integrating Flask with other technologies (like databases, caching systems, or third-party APIs) can introduce architectural complexities. Additionally, balancing rapid development with writing maintainable, well-tested code is crucial. Collaboration with frontend developers, DevOps, and QA teams is frequent, requiring strong communication and problem-solving skills.

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

AspectSenior Python Flask DeveloperPython Developer
Required CredentialsBachelor's in CS or related, experience with Flask, REST APIsBachelor's in CS or related, basic Python knowledge
Work EnvironmentWeb development teams, startups, tech companiesSoftware development teams, startups, tech companies
Employer & Industry UsageTech firms, SaaS companies, startupsVariety of industries including finance, healthcare, tech
Search & Comparison IntentAdvanced roles, leadership, project scopeEntry to mid-level development, learning

The main difference between a Senior Python Flask Developer and a Python Developer lies in experience and responsibilities. Senior developers typically have more expertise in Flask, lead projects, and mentor junior staff, whereas Python Developers may focus on coding and basic application development. Both roles are essential in web development teams, but senior roles require deeper knowledge and leadership skills.

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

To thrive as a Senior Python Flask Developer, you need advanced proficiency in Python, deep understanding of the Flask framework, and experience designing scalable backend architectures, typically supported by a degree in computer science or related field. Familiarity with RESTful API development, database management systems like PostgreSQL or MySQL, and version control tools such as Git is essential, and certifications in cloud platforms or web development can be beneficial. Strong problem-solving skills, clear communication, and the ability to mentor junior developers are standout soft skills for this role. These abilities ensure efficient delivery of robust, maintainable web applications and foster productive collaboration within development teams.

What is the highest paid Python programmer?

Senior Python Flask developers with extensive experience, specialized skills, and knowledge of frameworks and cloud services tend to earn the highest salaries among Python programmers. Top earners often work in industries like finance, technology, or data science and may hold advanced certifications or leadership roles. Salary levels vary based on location, company size, and individual expertise.

Is Flask a backend or frontend?

Flask is a lightweight Python web framework used for building backend applications and APIs. It handles server-side logic, data processing, and routing, but does not manage frontend user interfaces directly. Developers often combine Flask with frontend technologies like HTML, CSS, and JavaScript to create complete web applications.
What cities near Merrifield, VA are hiring for Senior Python Flask Developer jobs? Cities near Merrifield, VA with the most Senior Python Flask Developer job openings:
Senior Python Flask Developer jobs near you
Infographic showing various Senior Python Flask Developer job openings in Merrifield, VA as of June 2026, with employment types broken down into 1% Internship, 5% As Needed, 6% Full Time, 81% Part Time, and 7% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $141,615 per year, or $68.1 per hour.
LOCAL to VA ONLY ..Sr. Python Developer@ Mclean, VA

LOCAL to VA ONLY ..Sr. Python Developer@ Mclean, VA

Palnar

Mclean, VA • On-site

$123K - $166K/yr

Full-time

Posted 8 days ago

Job description

Technical Skills:
Experience writing Python code and RESTful web services using framework such as Flask, FastAPI etc. in a professional environment
Back End Skills: Python, Django/Flask/FastAPI, NumPy, pandas and Relational Database
Automation Testing: Pytest, Unitest, Monkey patch, pytest-mockito etc.
Build CI/CD Tools: gradle, Jenkins, git, Conda, pip, Jira, Gitlab, Confluence
DevOps: Linux & Docker

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