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Senior Python Sql Developer Jobs in Washington, DC

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 ... Advanced proficiency in SQL, including: Writing recursive CTEs for hierarchical data (e.g., org ...

ETS LLC

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Senior Python Developer Location: McLean, VA Duration: 5-6 Months Rate : 55 -60$/hr on W2 Only ... including snowflake, Databricks, or SQL server. 1 2 years of experience working with ...

ICONMA

Senior Python Developer

Mclean, VA · On-site

$123K - $165K/yr

... with SQL, Python, and Cloud knowledge (AWS and Snowflake). • Looking for a proactive, detail ... Senior Python Developer to support enterprise wide third-party divisional data integration ...

CGI

Senior Python Developer with Spark

Reston, VA

$126K - $170K/yr

We are seeking a Senior Python Developer with Spark skills to design, build, and optimize large ... Advanced proficiency in SQL, including: Writing recursive CTEs for hierarchical data (e.g., org ...

Maxiom Technology

Senior Python Developer

Washington, DC

$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 ...

Guru Schools

Python Developer III

Washington, DC · On-site

$57 - $78.50/hr

... SENIOR PYTHON DEVELOPER Python, reporting- part of the Enterprise Data Management team supporting treasury data Want someone really good at python and sql and ok at power bi- just able to identify ...

Navtech, Inc.

Senior Python Developer

Mclean, VA · On-site

$123K - $166K/yr

Python, SQL, Groovy, PostgreSQL, Jenkins, Docker Kubernetes, CI/CD, Bitbucket, Gitlab, Oracle, AWS ... Engineering or equivalent experience; advanced studies and degree preferred. • A minimum of 5 ...

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 ... Proficiency in Advanced SQL and SparkSQL * Good exposure and progressive experience working on AWS ...

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 ... Play a key role in analyzing and converting complex SQL queries to align with new data sources ...

Palnar

Sr. Python Developer

Mclean, VA · On-site

$123K - $166K/yr

... Engineering or related technical field Demonstrated knowledge of: * Python, Pandas and other ... SQL * Linux, Docker * CI/CD Processes, git * Familiar with using IDEs such as intelliJ (for java ...

BTree Solutions, Inc.

SR. PYTHON DEVELOPER

Reston, VA · On-site

$126K - $170K/yr

Job Title: SR. PYTHON DEVELOPER Location: Reston,VA Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract Type: W2 Development : * Python Developer with experience in Java as a plus. * Proficient ...

eSolutionsFirst, LLC

Sr. Python Developer

Mclean, VA

$51.50 - $71/hr

Python Full Stack Developer Mclean, VA Must Have Qualifications: Must have practical experience ... Solid understanding on DB and SQL * Linux/Unix OS Preferred experience: * Javascript framework ...

Aretum

Senior Python Developer

Mclean, VA · On-site +1

$122K - $165K/yr

As a Senior Python Developer, you will assist in leading the integration of a custom application with other client based systems. Due to the nature of our work as a federal consulting organization ...

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Senior Python Sql Developer information

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$160.8K

$220.9K

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

As of Jun 18, 2026, the average yearly pay for senior python sql developer in Washington, DC 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 are some common challenges faced by Senior Python SQL Developers when managing large datasets, and how can they be addressed?

Senior Python SQL Developers often encounter challenges such as optimizing query performance, handling data integrity, and ensuring scalable data processing when working with large datasets. To address these issues, they frequently use advanced indexing, partitioning strategies, and efficient query design. Additionally, collaborating closely with data engineers and DBAs helps identify bottlenecks and implement best practices for database performance and maintainability. Regular code reviews and adopting automated testing also play a key role in maintaining robust data pipelines.

What are Senior Python SQL Developers?

Senior Python SQL Developers are experienced professionals who design, develop, and maintain software applications using Python and SQL. They work on tasks such as building backend systems, managing databases, optimizing queries, and ensuring data integrity. These developers often collaborate with other engineers, data analysts, and stakeholders to deliver robust solutions. Their seniority implies advanced technical skills, leadership abilities, and a track record of successful project delivery.

What is the difference between Senior Python Sql Developer vs Data Analyst?

AspectSenior Python Sql DeveloperData Analyst
Required SkillsPython, SQL, database management, scriptingSQL, data visualization, statistical analysis
Work EnvironmentSoftware development teams, IT departmentsBusiness units, research teams
CertificationsSQL certifications, Python certificationsData analysis certifications, Excel skills
Industry UsageTech, finance, healthcareMarketing, finance, consulting

The main difference between a Senior Python Sql Developer and a Data Analyst lies in their focus areas. The developer primarily builds and maintains data systems using Python and SQL, while the analyst interprets data to provide insights. Both roles require strong SQL skills and may share certifications, but their daily tasks and industry applications differ significantly.

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

To thrive as a Senior Python SQL Developer, you need advanced proficiency in Python programming, SQL query optimization, database design, and a relevant degree in computer science or a related field. Experience with frameworks like Django or Flask, familiarity with version control systems such as Git, and knowledge of relational databases like PostgreSQL or MySQL are typically required. Strong problem-solving abilities, effective communication, and the ability to collaborate across teams distinguish top performers in this role. These skills ensure robust, scalable solutions and seamless data integration essential for business intelligence and application development.
What are the most commonly searched types of Python Sql Developer jobs in Washington, DC? The most popular types of Python Sql Developer jobs in Washington, DC are:
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Senior Python Sql Developer jobs near you
Sr. Python Full Stack Developer

Sr. Python Full Stack Developer

eSolutionsFirst, LLC

Mclean, VA

Other

Posted 7 days ago

Job description

Senior Python Full Stack Developer    

6 Months contract –   Extensions

McLean , VA– On-site   M-F

Interview Type: MS Teams - Video Mandatory | In Person

Must Have Qualifications:

  • Python
  • SQL
  • AWS and Snowflake
  • Experience building Data Models
  • Python software development stacks Framework Django and FastAPI along with (NumPy, SciPy, Pandas, Dask, spacey, NLTK, scikit-learn).

 Job Description:

  • Looking for a proactive, detail-oriented Senior Python Developer to support enterprise-wide third-party divisional data integration initiative.

Responsibilities:

  • Work closely with Enterprise Third Party Business, MDM, and I&CM BTO support teams to support technology delivery activities in support of Enterprise Third Party Risk Reporting.
  • Work with cross functional teams on data model development, design of data integration architecture and solution implementation
  • Collaborate with stakeholders to understand their needs and gather detailed business requirements. Basic Requirements:
  • 5 - 7 years of IT experience in software design, development, integration, and testing.
  • 5+ years of hands-on experience with Python and microservices. Experience with popular Python frameworks such as Django and FastAPI.
  • 5+ years of experience with SQL, including complex query analysis and optimization.
  • 3–5 years of experience with relational and cloud databases (e.g., Snowflake, PostgreSQL) and SQL/NoSQL technologies.
  • Experience analyzing and joining large datasets across multiple sources.
  • Experience in API development and integration, including building and consuming REST-based services for data-driven applications.
  • 3–5 years of experience managing, building, and deploying code using tools such as Jira, Eclipse, GIT, Bitbucket, Gradle, Docker, and Jenkins.
  • 3–5 years of experience designing and executing unit tests using Python testing frameworks based on business requirements and functional specifications.
  • In-depth understanding of Python software development stacks, ecosystems, frameworks, and tools (e.g., Numpy, Scipy, Pandas, Dask, spaCy, NLTK, scikit-learn).
  • 2 to 3 years of experience building data processing pipelines using tools such as Apache Airflow, dbt, or similar.
  • Experience integrating and ingesting data from multiple sources and designing large-scale data migration and transformation pipelines using PySpark, Databricks, or Airflow.
  • 2-3 years of experience working in the cloud environment (AWS preferrable)
  • Bachelor’s degree in computer science or related field.

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