Applications Developer

Location: Chantilly, VA

Time Type: Full time

Job Description

Leidos is looking for an Applications Developer to provide Operations, Administration, and Maintenance (OA&M) of their platforms hosted on C2E-AWS to provide operational efficiencies in requirements management and mission networks close support workflows. Onsite the Application Developer works to maintains a backlog of over one hundred IT related requirements supporting multiple customers. The work would be performed within a team environment supporting multiple stakeholders at the customer's location. 

Looking for an Applications Developer to provide OA&M of the customer's platforms to automate data collections and integrate existing corporate data systems to report actionable and accurate corporate data for decision making and analysis purposes. The candidate will analyze, develop, and maintain proposed system modification, upgrades, and interfaces with external systems. The team will also communicate and collaborate via Agile software development methods with stakeholders to define user requirements and customize software application solutions to meet them.

Basic Qualifications:

This position is part of a larger team, so the successful candidate is expected to meet the majority of the required skills but does not need to possess every skill listed.

• Must have a TS/SCI with Poly to be considered.
• Must have a Bachelor's and at least 12 years of relatable work experience OR Masters and at least 10 years of relatable work experience OR 16plus years of relatable work experience.
• Experience developing applications on the platform.
• Experience developing, designing, deploying, operating, and maintaining applications on AWS cloud infrastructure.
• Experience with developing and designing software solutions using Javascript, HTML, or CSS programming languages.
• Experience with developing and designing MySQL databases for platform integration.
• Experience with the development of system integration and process automation.
• Experience coordinating and performing upgrades to Instance.
• Experience with creation of reports and dashboards.
• Experience delivering products via Agile software development methods.
• Experience configuring components including process workflows, forms, approval processes, dashboards, and reports.
• Experience integrating sign-on methods with LDAP or PKI certificates.
• Experience evaluating existing deployments and identifying potential improvements or issues.
• Experience participating in Technical Exchange Meetings (TEMs) and Requirements meetings to elicit business requirements from end users.
• Experience translating business requirements into technical requirements.
• Experience communicating requirements to relevant stakeholders.
• Experience deploying applications on Linux servers.
• Experience deploying authorized application plugins in .

Preferred Qualifications:

• Experience facilitating and supporting the rollout of new applications and enhancements within or other software applications.
• Experience developing and configuring enterprise IT service management tools.
• Experience providing software application O&M support.
• Experience performing Business Process Mapping.

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:

September 14, 2026

Pay Range:

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and 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.