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Software Developer

  • Software Developer job type Posted on: Nov 09, 2026
  • Software Developer experience level Open Systems Technologies Corporation
  • Software Developer employment type Saint Louis, Missouri
  • Software Developer employment type Remote
  • Software Developer salary Full-time

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Job Title :

Software Developer

Job Type :

Full-Time

Job Location :

Saint Louis Missouri United States

Remote :

Yes

Jobcon Logo Job Description :

Job Description

Job Description

 

Job Description:
The OST FS2 Aero team has an opening for an experienced Backend Support Software Developer to modify existing code and integrate software solutions for the Aeronautical Navigation Office. The ideal candidate has an excellent understanding of software development concepts and exceptional coding skills across different tools and projects in support of the mission. You will work with our developer teams to diagnose and resolve complex technical issues, incident response and continually improve systems and processes.

Responsibilities:

This position involves software development activities that support building and delivering new and innovative systems to implement analytics, exploitation, production and dissemination using web, remote desktop, and cloud technologies. This position will require 3 years of Python, C#/Java Development framework, 4 years' experience with unit testing, continuous integration tools and Gitlab Version Control, experience with service-oriented environments (Cloud, SOA, Web-Services) or virtualization, can plan and prioritize work with Confluence/Jira based environments with clear and present ideas in a variety of ways depending on audiences and context.

Program core hours are 9am-3pm ET. Evening or weekend work can be required (approx. 2 times a month but can vary by mission requirements). When required, schedule changes will be arranged.

Core Qualifications:

  • Investigate, diagnose and resolve complex issues in our backend systems including REST APIs, databases and applications.
  • Proficient in C# / Java and knowledge of JavaScript/TypeScript.
  • This role includes creation and documentation of new and existing functionality within software version control repositories (gitlab) and utilizing DevOps principals and tools to deliver new features within an Agile construct.
  • Participate in program Agile software development initiatives (standup, planning, Increment planning) to support innovation and enhancement of custom applications through iteration/functionality testing utilizing Atlassian (Jira/Confluence)
  • Primary responsibilities will involve using cloud computing expertise to provide the system administration and modification of existing GOTS code to integrate open-source software solutions for display in a web application. This role includes API development and database integration for interaction with Redux and React frameworks, using various open-source packages for visualization and data filtering and code modifications that shall apply best practices in unit and build testing.
  • Participate and collaborate with team members to assess tickets to ensure proper testing and delivery of functionality per User Story Acceptance Criteria

Preferred Qualifications:

  • At least 4 years of experience with Linux and/or Windows system administration
  • At least 4 years of experience with DoD Aeronautical Datasets
  • At least 4 years of experience with AWS cloud formation templates
  • At least 4 years of experience with Node, NPM, Swashbuckle, REST API, Sass
  • 4+ years of experience C# Developer, DevOps certification
  • Team Collaboration tools (Jira, Confluence)
  • Active Top Secret with ability to sit for CI Poly
  • DOD 8570 Compliant Certification (Sec+)

BENEFITS

Our company OST has been operating since 1996 and have various contracts with Government agencies. We offer a comprehensive benefit package that includes 3 weeks paid time off, 2 weeks Holiday pay, medical/dental coverage, STD, LTD, Life Insurance, AD&D, 401k with up to 4% match, and end of year profit sharing paid out in 401k.

Jobcon Logo Position Details

Posted:

Nov 09, 2026

Reference Number:

197c1153

Employment:

Full-time

City:

Saint Louis

Job Origin:

ziprecruiter

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Job Description

Job Description

 

Job Description:
The OST FS2 Aero team has an opening for an experienced Backend Support Software Developer to modify existing code and integrate software solutions for the Aeronautical Navigation Office. The ideal candidate has an excellent understanding of software development concepts and exceptional coding skills across different tools and projects in support of the mission. You will work with our developer teams to diagnose and resolve complex technical issues, incident response and continually improve systems and processes.

Responsibilities:

This position involves software development activities that support building and delivering new and innovative systems to implement analytics, exploitation, production and dissemination using web, remote desktop, and cloud technologies. This position will require 3 years of Python, C#/Java Development framework, 4 years' experience with unit testing, continuous integration tools and Gitlab Version Control, experience with service-oriented environments (Cloud, SOA, Web-Services) or virtualization, can plan and prioritize work with Confluence/Jira based environments with clear and present ideas in a variety of ways depending on audiences and context.

Program core hours are 9am-3pm ET. Evening or weekend work can be required (approx. 2 times a month but can vary by mission requirements). When required, schedule changes will be arranged.

Core Qualifications:

  • Investigate, diagnose and resolve complex issues in our backend systems including REST APIs, databases and applications.
  • Proficient in C# / Java and knowledge of JavaScript/TypeScript.
  • This role includes creation and documentation of new and existing functionality within software version control repositories (gitlab) and utilizing DevOps principals and tools to deliver new features within an Agile construct.
  • Participate in program Agile software development initiatives (standup, planning, Increment planning) to support innovation and enhancement of custom applications through iteration/functionality testing utilizing Atlassian (Jira/Confluence)
  • Primary responsibilities will involve using cloud computing expertise to provide the system administration and modification of existing GOTS code to integrate open-source software solutions for display in a web application. This role includes API development and database integration for interaction with Redux and React frameworks, using various open-source packages for visualization and data filtering and code modifications that shall apply best practices in unit and build testing.
  • Participate and collaborate with team members to assess tickets to ensure proper testing and delivery of functionality per User Story Acceptance Criteria

Preferred Qualifications:

  • At least 4 years of experience with Linux and/or Windows system administration
  • At least 4 years of experience with DoD Aeronautical Datasets
  • At least 4 years of experience with AWS cloud formation templates
  • At least 4 years of experience with Node, NPM, Swashbuckle, REST API, Sass
  • 4+ years of experience C# Developer, DevOps certification
  • Team Collaboration tools (Jira, Confluence)
  • Active Top Secret with ability to sit for CI Poly
  • DOD 8570 Compliant Certification (Sec+)

BENEFITS

Our company OST has been operating since 1996 and have various contracts with Government agencies. We offer a comprehensive benefit package that includes 3 weeks paid time off, 2 weeks Holiday pay, medical/dental coverage, STD, LTD, Life Insurance, AD&D, 401k with up to 4% match, and end of year profit sharing paid out in 401k.

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