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Senior Python Developer

Aretum

hybridseniorpermanentbackendfullstack McLean, VA 48 days ago via LinkedIn

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Tags

PythonFastAPIMicroservicesREST APIsETLPostgreSQLElasticsearchAWSTerraformCI/CD

About the role

Role overview

Aretum is seeking a Senior Python Developer to help lead the integration of a custom application with client systems. This is a federal consulting role where you may handle Controlled Unclassified Information (CUI) and must follow applicable safeguarding and compliance requirements.

Responsibilities

  • Work cross-functionally in an Agile environment
  • Build FastAPI services to display and deliver content
  • Develop microservices and contribute to both front-end and back-end code
  • Create ETL processes
  • Integrate and work directly with a Project Manager to support emerging client needs
  • Mentor peers and junior developers on Python design
  • Collaborate in a highly collaborative environment; manage multiple tasks; communicate effectively

Requirements

  • 8+ years of solid Python development experience
  • 8+ years overall OOP programming experience
  • API development and integration experience
  • Microservices experience
  • Experience with JavaScript and jQuery
  • Search engine experience (e.g., Solr or Elasticsearch)
  • Experience designing/developing enterprise web and search systems
  • Enterprise database experience (e.g., PostgreSQL and MySQL)
  • Container technologies experience (e.g., Docker, Podman, Kubernetes)
  • Comfort working with open-source solutions and enterprise Python usage
  • Expertise in CI/CD solutions
  • Experience with large-scale AWS solutions and Terraform
  • Agile environment experience

Preferred qualifications

  • Bachelor’s degree in computer science/engineering or related field
  • Experience with the federal government
  • FastAPI experience (highly preferred)

Travel / location

  • Remote position with occasional travel (<10%) for project needs, client meetings, team events, or training

Eligibility / clearance

  • Public Trust eligibility required
  • U.S. citizenship required; sponsorship is not available

About Aretum

Aretum is a mission-driven technology and consulting organization focused on defense, civilian, and homeland security. It delivers technology-enabled solutions by combining strategy, engineering, and transformation to help agencies address critical challenges. The company emphasizes collaboration, inclusion, and professional growth across its teams.

Scraped 6/18/2026