Software Developer

Leidos; St. Louis (MO); Presencial; USD 108.000 - 195.000; Jornada completa

Descripción de la vacante

Leidos is seeking a senior software developer for the FS2 Aero team in St. Louis, MO.

This 6-month temporary-to-permanent role involves designing and coding software solutions for the Aeronautical Navigation Office with a focus on open-source integration and web display. The candidate will work with C#/Java, JavaScript/TypeScript, Python, and shell scripting, maintain code in GitLab, and apply DevOps within an Agile framework.

Formación

• Active Top Secret clearance required.
• Ability to obtain TS/SCI prior to start.
• Requires BS degree or certification and 6–12 years of relevant experience; Masters with 6–10 years acceptable.
• Minimum 6 years of experience with JavaScript, Python, or C# development.

Responsabilidades

• Build software coding knowledge and modify existing GOTS code to integrate open-source solutions for display in a web application.
• Work with programming languages including C#/Java, JavaScript/TypeScript, Python, Shell scripting.
• Create and document new and existing functionality in gitlab and apply DevOps practices within an Agile construct.
• Participate in Agile software development initiatives (standups, planning, increment planning) using Jira/Confluence.
• Collaborate with team to assess tickets and ensure testing and delivery per User Story Acceptance Criteria.

Conocimientos

JavaScript

Python

C#

Agile

Educación

BS degree or higher

Herramientas

GitLab

Jira

Confluence

CI/CD tools

Descripción del empleo

Description

The Leidos FS2 Aero team has an opening for a senior software developer to work on the design and coding with software solutions for the Aeronautical Navigation Office for 6 month - temporary to permanent hire position. The ideal candidate has a familiarity with and a baseline understanding of software development concepts, developing coding skills using different tools, and ambition towards future projects in support of the mission.

Primary Responsibilities

• Primary responsibilities will involve building software coding knowledge providing the system administration and modification of existing GOTS code to integrate open-source software solutions for display in a web application.
• This role will work with programming languages to include C#/Java and JavaScript/TypeScript, Python, Shell scripting.
• 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 applications through iteration/functionality utilizing Atlassian (Jira/Confluence).
• Participate and collaborate with team members to assess tickets to ensure proper testing and delivery of functionality per User Story Acceptance Criteria.

Basic Qualifications

• Candidate must have an active Top Secret.
• Candidate must be able to obtain a TS/SCI prior to starting.
• Candidate must be able to maintain TS/SCI and obtain a successful CI poly post hire.
• Requires BS degree or certification and 8-12 years of prior relevant experience or Masters with 6-10 years of prior relevant experience. May possess a Doctorate in technical domain. Experience may be considered in lieu of a degree.
• Minimum 6 year of experience with JavaScript, Python, or C# development framework.
• Minimum 6 years of experience of working with web-enabled applications.
• Proactive self-starter demonstrates a positive, willing attitude and excellent oral and written communication skills.
• Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
• Requires expert knowledge of and ability to apply advanced technical principles, theories, and concepts.
• Ability to develop solutions to complex technical issues that affect multiple functional areas or disciplines.
• Basic understanding of AI tools and their applications in software development, including code assistance, debugging, documentation, and productivity enhancement.
• Strong ability to prioritize, coordinate, and manage multiple tasks while ensuring timely completion and adherence to quality standards. Demonstrates exceptional attention to detail and accountability for results.
• Excellent verbal and written communication skills with the ability to effectively engage with team members, customers, and stakeholders. Capable of presenting complex ideas clearly to diverse audiences and collaborating on technical solutions, processes, and best practices.

Preferred Qualifications

• At least 1 years of experience with DOD software requirements.
• At least 8 year of experience working in a government cloud environment.
• AWS Solutions or DevOps certification
• Team Collaboration tools (Jira, Confluence)
• Active TS/SCI with Polygraph
• DOD 8570 Compliant Certification (Sec+)

#NSBA

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

October 23, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $107,900.00 - $195,050.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [e-mail].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.