Top Python Jobs in Washington, DC

Performs ETL, backend database, data warehouse, and data pipeline testing. Develops Python- and SQL-based automation frameworks, validates data transformations and quality across AWS and Databricks platforms, and executes integration, regression, performance, and reconciliation testing. Creates test plans, analyzes defects, supports Agile Scrum teams, and collaborates with developers, data engineers, and business analysts to deliver reliable enterprise data solutions.

Design, implement, deploy, and operate large-scale distributed backend systems and Azure infrastructure for AI-driven insights. Apply generative AI/ML, build IaC and CI/CD pipelines, support live-site operations, and execute onboarding and operational tasks for GCC‑High/DoD environments while ensuring security, observability, and cross-team collaboration.

As an AWS Developer, you will design and implement cloud solutions using AWS services, Java development, and web technologies while adhering to enterprise standards.

Own technical delivery for defense customers: integrate Navigator with existing logistics systems, build and optimize data pipelines, create onboarding playbooks and tooling, troubleshoot escalations, and feed customer needs into product roadmap while representing Gallatin on-site and at reviews.

The Staff Software Engineer will architect and build scalable solutions for Cloudera's Data Platform, contribute to Apache Spark, enhance engineering processes, and work with large-scale distributed systems.

As a Staff Software Engineer, you will lead the development of Apache Iceberg, enhancing data handling capabilities for large-scale systems, collaborating with teams, and architecting solutions for modern data lakes.

Design, build, and automate secure, scalable data pipelines and storage across classified and unclassified hybrid cloud environments. Lead data interconnectivity, ETL/ELT, cross-domain transfers, and advise as SME to ensure data availability for mission analytics while managing multiple agile projects.

Develop hybrid mobile applications using Angular, CSS, HTML 5, and JavaScript for Android and iOS platforms, with optional server-side experience.

Develop hybrid mobile applications using Angular, CSS, HTML5, and JavaScript for both Android and iOS, with knowledge of APIs and UI standards.

As a Forward Deployed Product Engineer, you'll ensure software reliability for satellite missions, troubleshoot issues, engage with customers, and prototype new products.

Lead and grow a Data Engineering team to build production data pipelines, medallion datasets, and reusable data products. Drive architecture, engineering standards, design reviews, and cross-functional delivery. Partner with Product, Analytics, Data Science, and Platform to enable governed, reliable data foundations for analytics and AI. Mentor engineers and manage multiple concurrent initiatives to deliver predictable outcomes.

Design, build, and deploy full stack web and mobile applications. Collaborate via GitLab, implement RESTful APIs, work with Python/SQL back-ends, leverage AWS services (S3, Lambda), research transportation solutions, meet tight deadlines, and contribute to product innovation and production deployments.

The GIS Analyst leads GIS solution development, analyzes database issues, manages reporting, and supports decision-makers with geospatial data management. Duties include mentoring staff, using GIS software, and creating maps and workflows using SQL and Python.

The Infrastructure Engineer will lead initiatives in environment management, provide technical support, analyze infrastructure strategies, and train team members.

Lead and provide technical direction for infrastructure enhancements in Test and Production environments. Analyze, develop, and implement infrastructure strategies, support environment management and training.

The Infrastructure Engineer will lead a project team to enhance Test and Production environments, providing technical support and strategy for infrastructure management.

Responsible for designing, developing, and maintaining cloud-native applications on AWS, focusing on Python and Angular. Involves leading technical efforts, ensuring security and compliance in federal environments, and collaborating in Agile teams.

Develop and maintain cloud-native applications using AWS and Python, build backend services, integrate RESTful APIs, and ensure compliance in a federal environment.

The role involves designing and executing automated testing frameworks, collaborating with stakeholders to develop test strategies, and ensuring software quality through comprehensive testing. Responsibilities include integrating tests into CI/CD pipelines and tracking defects in tools like Azure DevOps and Jira.

Seeking a Front End or Web Developer with 8+ years IT experience and 3+ years in front-end development using Java, Ruby on Rails, Python, and more. Must handle stakeholder evaluations and problem-solving. Agile familiarity required.

Seeking a Sr. Java Developer for the DevOps platform team to support Continuous Delivery practices, enhance delivery agility, and meet delivery milestones.

The Senior IT DevSecOps Engineer will design and manage secure cloud infrastructure, develop IaC, build CI/CD pipelines, ensure compliance, and collaborate with teams to deliver solutions.

Operate, secure, and optimize an enterprise Linux fleet across AWS and VMware, support Linux virtual desktops, author Ansible automation, enforce CIS hardening and patching, build monitoring and IaC (CloudFormation, Service Catalog), and collaborate with application teams to ensure reliable, performant infrastructure.

Lead the design and implementation of cloud-native applications, mentor developers, ensure quality standards, and guide technical decisions in client projects.

The Full Stack Developer will automate processes, develop user applications and databases, and support deployment while collaborating within a product team using agile methodologies.