Job Description Insight Global is seeking a Senior Application Developer for a leading federal technology program supporting a mission-critical Department of Justice initiative. This role is heavily focused on front-end development, with approximately 70% of the work dedicated to building modern user interfaces using Angular and/or React, while the remaining 30% supports backend integration efforts utilizing Java, Spring Boot, and web services. The ideal candidate will serve as a technical leader for UI modernization efforts, helping transform legacy applications into modern, scalable solutions while mentoring teammates and driving best practices. This position offers the opportunity to work on a long-term federal program, collaborate directly with government stakeholders, and contribute to secure, enterprise-scale applications operating within a classified environment. Responsibilities include

• Lead UI development and front-end modernization initiatives
• Develop and maintain secure, scalable applications supporting federal mission requirements
• Build responsive user interfaces using Angular or React
• Integrate front-end applications with Java/Spring Boot middleware and backend services
• Consume and develop RESTful APIs and web services
• Collaborate with architects, cybersecurity teams, and government stakeholders
• Participate in Agile ceremonies including sprint planning and technical reviews
• Refactor legacy applications into modern, containerized solutions
• Conduct unit and integration testing
• Support CI/CD deployments and troubleshooting efforts
• Resolve production and integration issues-Mentor junior developers and share best practices across the team Skills and Requirements
• Active Secret Clearance
• Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience
• 5+ years of professional software development experience
• Strong front-end development experience (70% of role
• JavaScript
• TypeScript
• Angular and/or React
• Java development experience
• Spring Boot
• Web Services/API integration experience
• Experience leading UI development efforts
• Experience building and consuming RESTful APIs
• Familiarity with Git and CI/CD tools
• Strong problem-solving skills and ability to work in Agile environments-Ability to mentor team members and drive front-end modernization efforts
• Experience with both Angular and React
• Full-stack experience
• Oracle and/or PostgreSQL
• ColdFusion experience
• Docker and Kubernetes
• AWS GovCloud or Azure Government
• Experience working in cross-domain environments
• Knowledge of FISMA, NIST, or RMF compliance-Experience with secure coding practices and code analysis tools We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day.

We are an equal employment opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment without regard to race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to HR@insightglobal.com.