Senior Applications Developer

Peraton•Lemont, IL

2d•$135,000 - $216,000

About The Position

Peraton is seeking a Senior Applications Developer to join our team. This role involves building, enhancing, and maintaining custom enterprise solutions in Jira, Java-based applications, and Azure .NET custom web applications. A key responsibility will be leading and executing the migration of Jira and Confluence from Data Center to Atlassian Cloud. The developer will also be responsible for applying software updates, patches, and security remediations to Jira, Confluence, and WebSphere environments, as well as integrating Jira with external tools and systems. This position requires providing technical mentorship and guidance to junior and mid-level developers, modernizing legacy applications, and conducting requirements analysis to translate business needs into technical specifications. The role includes diagnosing and troubleshooting complex technical issues, producing clear technical documentation, and communicating effectively with government clients, end users, and team members. Coordination and leadership of development activities to ensure timely and high-quality delivery are also essential.

Requirements

Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a closely related field with 12 years experience. 16 years with a HS Diploma, 10 years with a Master's, 7 years with a PhD
Experience designing, developing, testing, and maintaining custom Jira solutions, including Jira Application Administration
Hands-on software development experience, with demonstrated proficiency in Java and JavaScript
Experience working with relational databases, including SQL and SQL Managed Instance
Experience with version control systems, development frameworks, and application development tooling
4–6+ years of advanced Azure developer experience, including Azure App Service, Azure SQL Managed Instance, and Azure DevOps
4–6+ years of experience with Atlassian Cloud, including hands-on experience migrating Jira and Confluence from Data Center to Atlassian Cloud
Proficiency in Java, .NET, HTML, JavaScript, CSS, C++, C#, SQL, Oracle BI, and PowerShell
Experience with development tools including Eclipse, Atlassian Custom Developer Tools, Azure DevOps, and Visual Studio
Demonstrated experience with IIS and web server administration, including troubleshooting based on Cyber security alerts
Working knowledge of ServiceNow for ticket and incident management
Experience with Microsoft Power Platform
Strong proficiency in SQL Stored Procedures and relational database design
Demonstrated ability to analyze existing application architectures across a variety of platforms and recommend improvements
Experience with Agile Scrum methodologies, including use of Jira for sprint and backlog management
Strong written and verbal communication skills, with the ability to produce professional technical documentation and engage effectively with government clients and stakeholders
Demonstrated ability to work independently and lead development activities with minimal supervision
US Citizen with the ability to obtain a DOE Clearance

Nice To Haves

Experience supporting federal IT environments, particularly within the Department of Energy or a similar civilian agency
Familiarity with business analysis practices, including stakeholder engagement, process documentation, and requirements elicitation
Experience with Oracle BI reporting and dashboard development
Demonstrated experience leading application modernization initiatives, including re-platforming legacy systems to cloud-native or modern web architectures
Experience with project management principles and the ability to coordinate multi-developer efforts across concurrent workstreams
Familiarity with cybersecurity frameworks and secure software development practices applicable to federal environments
Experience with WebSphere application server administration and maintenance
Prior experience in a technical mentorship or team lead capacity within a managed services or government contracting environment

Responsibilities

Build, enhance, and maintain custom enterprise solutions in Jira, Java-based applications, and Azure .NET custom web applications
Lead and execute the migration of Jira and Confluence from Data Center to Atlassian Cloud
Apply software updates, patches, and security remediations to Jira, Confluence, and WebSphere environments
Integrate Jira with external tools, systems, and workflows to support operational requirements
Provide technical mentorship, guidance, and subject matter expertise to junior and mid-level developers on the team
Modernize and re-platform applications written in legacy technologies to current, supported platforms
Conduct requirements analysis and translate business needs into detailed technical specifications and design documentation
Diagnose, troubleshoot, and resolve complex technical issues across existing application environments, including response to Cyber security alerts affecting IIS and web servers
Produce clear, concise, and accurate technical documentation throughout all phases of the development lifecycle
Communicate effectively with government clients, end users, and team members via video conference, telephone, and in-person meetings
Coordinate and lead development activities across team members to ensure timely and high-quality delivery