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Backend Developer Senior

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Freedom Technology Solutions Group
Full Time position
Listed on 2026-10-06
Job specializations:
  • Software Development
    Backend Developer, Software Engineer, Full Stack Developer, Python
Salary/Wage Range or Industry Benchmark: 120000 - 160000 USD Yearly USD 120000.00 160000.00 YEAR
Job Description & How to Apply Below

Freedom Technology Solutions Group is seeking a Software Engineer to support our client’s intelligence analysis products and capabilities. This position involves providing software development capabilities to enhance existing and emerging client capabilities, including design and development, modernization of existing applications and services, and operations and sustainment. The role focuses on driving the client’s adaptation of higher levels of automation and operational efficiency through agile development methodologies, rapid prototyping, and modern technology stacks.

Responsibilities:

  • Develop, modernize, and maintain software applications and services
  • Contribute to the design and architecture of high-performance applications
  • Leverage agile methodologies to enhance operational efficiency
  • Participate in rapid prototyping to quickly iterate and improve solutions
  • Utilize modern technology stacks to meet client needs
  • Collaborate with cross-functional teams to deliver high-quality software solutions

Key Technologies:

  • Java
  • VS Code
  • Jira

Qualifications:

  • TS/SCI (eligible for CI Poly)
  • 9–13 years of backend software development experience
  • Experience working in Agile environments
  • Experience using Git Lab for code source repository and using Git Lab CI/CD
  • Proficiency in at least two of the following:
    • Python application/API development
    • FastAPI
    • Building high-performance applications in React.js
    • Web services architecture, design, and development
    • PostgreSQL database design
    • AWS and specific AWS tooling (S3, DynamoDB, SQS, SNS)

Desired

Qualifications:

  • Ability to work independently with clients or stakeholders to develop user stories for full-service consumer and business applications
  • Experience with government and/or commercial imagery products, including SAR or related RADAR imaging technologies
  • Experience working with and developing geospatial information systems (GIS) with open-source and proprietary geospatial formats
  • Experience using and developing with common geospatial tools, data, and operating platforms such as:
    • Tools:
      Boundless Spatial suite, Remote View, PostGRES/PostGIS, Oracle Spatial, ArcGIS Desktop, ArcGIS Server, Image Server, File Geodatabases.
    • Data Formats: KML, KMZ, NITF, TIFF, JPEG, GeoPDF, and similar geo-related formats and data structures
    • Operating Platforms: ESRI, Open Geo Suite, or similar
  • Experience abstracting new or legacy systems via standards-based APIs, including Open Geospatial Consortium standards
  • Experience in at least one of the following areas:
    • Developing terrain analysis visualization and algorithms
    • Developing automated detection algorithms
    • Experience with Argo Workflows

What’s in It for You?

Flexible work environment

A team mentality – work with friendly, like-minded professionals

Work with innovative, cutting edge technologies

Enjoy extremely competitive compensation and benefits

A work-life balance you can count on

Opportunities to grow and advance your career on our dime

The Benefits You Get with Freedom

Amazing benefits including matching 401k, fully paid medical, and more

Generous paid time off – including paid site closure days

Competitive salary offerings

Paid training and tuition reimbursement

Fully paid life and disability

Company sponsored events (game nights, holiday party, summer party, happy hours)

As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status

Equal Opportunity Employer, including disabled and veterans.

Position Requirements
10+ Years work experience
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