Senior Software Developer Python

Senior Software Developer with Python experience

• Springfield, VA

Select Search Associates has a need for a
Senior Software Developer with Python experience
to support a Federal Program in
Springfield, VA
. This is a direct-hire role with our client, a fast-growing Federal Integrator.
An active TS/SCI Clearance is required
, will sponsor for CI Polygraph within first year.

Designs, develops, evaluates, plans and testsAI features across a few software programs and applications

• Integrate multiple data streams into customer system
• Complete Cloud platform migrations (between currently existing and available platforms)
• Develop AI features for existing Ontology-based software applications
• Creates sustainable software applications – work is estimated accurately, branching strategies are efficient, code repos are maintained, etc.
• Works as a member of an agile scrum team and participates in regular agile ceremonies applying scrum methodologies – daily stand up, planning, sprint reviews, demos, retrospectives.
• Implements requirements from the product backlog
• Assists in writing backlog requirements/user stories
• Utilizes a modern Dev Sec Ops  approach in building software applications
• Develop and modify applications, software, services, utilities, interfaces, and IT systems that support systems and analysts.

• 5+ years of experience
• Bachelor's Degree in computer science, computer engineering, systems engineering or any related field/major, or 3 additional years of experience in information technology.

• Senior-level software development experience designing, developing, and maintaining secure, scalable, and mission-focused applications.
• Strong programming experience with Python, Java, and/or Scala.
• Experience developing and integrating RESTful APIs, Git-based workflows, automated unit/integration/system testing, CI/CD pipelines, and modern software delivery practices.
• Hands-on experience with Docker/containerization, microservice architectures, Helm, and development container environments.
• Experience developing applications using Generative AI technologies, including Retrieval-Augmented Generation (RAG), Large Language Models (LLMs), and LLM-enabled workflows.
• Experience designing, deploying, and supporting cloud-native applications using AWS, Open Shift, and Kubernetes.
• Experience integrating, transforming, and managing data from multiple sources, organizations, and network environments.
• Experience deploying applications into new or complex network environments.
• Experience applying Dev Sec Ops  practices, including secure software development, code hardening, dependency/package updates, vulnerability remediation, and automated security scanning.
• Ability to troubleshoot complex software systems and collaborate across development, infrastructure, security, and mission teams.

• Familiarity with data normalization, transformation, and visualization techniques.
• Familiarity with graph-based data models, data relationships, and advanced data structures.
• Experience working in Agile/Scrum development environments.
• Experience developing and presenting technical metrics, status reports, and project updates to internal leadership and external customers.
• Demonstrated ability and willingness to mentor junior developers and contribute to team engineering practices.