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Senior Python Sql Developer Jobs in Washington, DC

Mindlance

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Strong Python Developer with strong experience in Python development, SQL, and database technologies. * Must be a strong communicator. Java experience is nice to have Senior Python Developer Required ...

Pull Skill Technologies

Senior Python Developer

Mclean, VA · On-site

$124K - $167K/yr

Role: Senior Python Developer Location: McLean VA pre-submit tech screen + interview in person ... Play a key role in analyzing and converting complex SQL queries to align with new data sources ...

MANTECH

Senior Python Developer

Herndon, VA

$124K - $168K/yr

MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in ... Experience in SQL and database management * Experience in front-end / full stack development

MANTECH

Senior Python Developer

Herndon, VA · On-site

$124K - $168K/yr

MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in ... Experience in SQL and database management * Experience in front-end / full stack development

MANTECH

Senior Python Developer

Herndon, VA

$124K - $168K/yr

MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in ... Experience in SQL and database management * Experience in front-end / full stack development

MANTECH

Senior Python Developer

Herndon, VA · On-site

$124K - $168K/yr

MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in ... Experience in SQL and database management * Experience in front-end / full stack development

Maxiom Technology

Senior Python Developer

Washington, DC · On-site

$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 ...

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 ...

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 ...

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 ...

ManTech International

Senior Python Developer

Herndon, VA · On-site

$141K - $236K/yr

MANTECH seeks a driven and mission-focused Senior Python Developer to join our elite team based in ... Experience in SQL and database management * Experience in front-end / full stack development

Leidos

Sr. SQL Developer

Ashburn, VA

$107K - $195K/yr

The Senior SQL Developer will work closely with data analysts, application developers, and business stakeholders to ensure data integrity, optimize database performance, and support mission-critical ...

Leidos

Sr. SQL Developer

Ashburn, VA · On-site

$107K - $195K/yr

The Senior SQL Developer will work closely with data analysts, application developers, and business stakeholders to ensure data integrity, optimize database performance, and support mission-critical ...

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 ... Experience in SQL and database management * Experience in front-end / full stack development

eSolutionsFirst, LLC

Sr. Python Developer

Mclean, VA · On-site

$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 ...

Annexa Inc.

Senior SQL Developer

Washington, DC · On-site

Senior SQL Developer Employment Type: Onsite Annexa Inc is currently working with DC Office of Unified Communications and we are seeking a Senior SQL Developer. The SQL Developer will be responsible ...

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Senior Python Sql Developer information

See Washington, DC salary details

$62.3K

$160.8K

$220.9K

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

As of Jul 9, 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:
What are popular job titles related to Senior Python Sql Developer jobs in Washington, DC? For Senior Python Sql Developer jobs in Washington, DC, the most frequently searched job titles are:
What job categories do people searching Senior Python Sql Developer jobs in Washington, DC look for? The top searched job categories for Senior Python Sql Developer jobs in Washington, DC are:
Senior Python Sql Developer jobs near you
Senior Python Developer

Senior Python Developer

Mindlance

Mclean, VA • On-site

$124K - $167K/yr

Other

Posted 19 days ago

Job description

Title: Senior Python Developer

Location: 6 Months

Duration: Mclean, VA 22102

Fully Onsite: M-F

 

Job Description:

 

Must Have Qualifications:

  • Strong Python Developer with strong experience in Python development, SQL, and database technologies.
  • Must be a strong communicator. 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 related field (or equivalent experience).

Core Technical Skills (Python & Backend)

  • Strong professional experience with Python (backend development).
  • Proficiency with build/test tools: Pytest, Unittest.
  • Strong experience building and consuming RESTful API web services.
  • Experience with data manipulation and analysis using data frames (e.g., Pandas).
  • Proficiency with build/test tools: Gradle, FitNesse.
  • Proven ability to perform R&D using AI, including evaluating AI-assisted approaches, rapidly prototyping solutions, and validating outcomes (e.g., prompt engineering, model/tool evaluation, and integrating AI capabilities into workflows or applications).
  • Excellent problem-solving, analytical, and technical skills.
  • Strong oral and written communication skills, with the ability to clearly explain technical concepts to both technical and non-technical stakeholders.

Database & Data Skills:

  • Outstanding database skills with strong understanding of RDBMS (e.g., MS SQL) and data modeling.
  • Ability to write advanced SQL queries for reporting, troubleshooting, and data analysis.
  • Experience working with structured and semi-structured data formats: XML and JSON.

DevOps / SDLC / Tooling:

  • Understanding of Docker containers in the development process.
  • Understanding of application lifecycle management.
  • Ability to use CI/CD pipelines and related tools (e.g., JIRA, Jenkins) to build and deploy applications.
  • Experience with Git and collaborative development workflows.

Preferred / Nice-to-Have (Java, BI Tools)

  • Experience with BI tools such as Tableau.
  • Past experience with Snowflake data warehouse.
  • Java proficiency (preferred), particularly for AI/ML development and automation.

 Soft Skills:

  • Flexible and versatile; able to adapt quickly to new environments and work across projects.

“Mindlance is an Equal Opportunity Employer and does not discriminate in employment on the basis of – Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.”

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About Mindlance

Sourced by ZipRecruiter

Mindlance is a multinational staffing and services firm based in the Greater NYC area. We have 14 offices across the United States, Canada, and India. We match talented people to Fortune 500 and Fortune 1000 companies across industries. We have been in business since 1999 and are recognized by Staffing Industry Analysts (SIA) as one of the fastest-growing U.S. staffing firms. Our rapid growth means more jobs, more projects, and more opportunities for you. Our core philosophy means that you work with an organization that truly values and recognizes you.

Industry

Recruiting and staffing services

Company size

1,001 - 5,000 Employees

Headquarters location

Union, NJ, US

Year founded

1999

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