Senior Java Application Developer

Senior Application Developer  #1125

Location 

This is a hybrid role requiring 3 days per week on site in Tysons Corner, VA 

Clearance 

U.S. Citizenship is required; must be able to obtain an ICE Public Trust clearance 

Summary 

Dev Technology Group is seeking a Senior Application Developer to support an Operations and Maintenance program that delivers enhancements and functionality across multiple web-based applications for a dynamic government customer.  In this role, the Senior Application Developer will work closely with the Project Manager, Development Leads, incumbent team members, and customer stakeholders to intake customer-prioritized user stories and deliver high-quality solutions to production.  The senior developer will be expected to independently manage complex development tasks, contribute to technical design and implementation, support peer developers, and help guide more junior team members.  The ideal candidate will bring strong application development experience, sound technical judgment, and the ability to collaborate effectively in a fast-paced, mission-focused environment.  This is an excellent opportunity to support mission-critical systems that provide direct value to end users and federal government customers. 

What You'll Be Doing 

• Analyze, design, code, review, and test customer-prioritized correctives and enhancements 

• Independently manage complex development tasks from intake through delivery 

• Provide peer support and mentorship to other developers, including guidance on problem-solving, design, code quality, and process improvements 

• Collaborate with project leadership, team members, and customer stakeholders to clarify requirements and deliver effective solutions 

• Actively engage with the Agile team through sprint ceremonies, Jira issue management, blocker resolution, and continuous improvement efforts  
• Ensure work is completed accurately, efficiently, and on time to support sprint and release timelines 

Required Education, Experience, and Skills:  

• Bachelor’s degree in computer science, engineering, or a related field with five (5) or more years of relevant experience in an Enterprise IT environment OR in lieu of a degree seven (7) or more years of relevant experience in an Enterprise IT environment  

• Java web applications and associated frameworks   

• Spring Framework    

• Legacy Java Server Pages and MVC-based application models 

• JavaScript and/or JavaScript frameworks, such as Angular 

• Experience with relational databases (e.g., Oracle, PostgreSQL) 

• Experience writing and executing automated unit tests 

• Experience in an automated development environment, using CI/CD tools such as Git, Jenkins, or SonarQube 

• Understanding of DevSecOps and secure code practices 

• Experience with software delivery using the Agile Scrum or Kanban methodology via Jira  

• Excellent communication skills (both verbal and written) plus active listening skills to collaborate with a large cross-functional team 

Preferred Education, Experience, and Skills: 

• AWS certifications (e.g., AWS Certified Developer or Solutions Architect) 

• Understanding of Section 508 accessibility and compliance 

• Experience developing in and deploying to the AWS Cloud environment  

• Experience with Serverless, AWS Lambda, Micro Frontend, Micro Backend services  

• Experience with IBM MQ, Amazon MQ, or ActiveMQ 

• Experience with Node.js or Python 

• Experience working on a federal government project  

• Experience using agentic AI tools such as Claude Code  

Our estimated salary range for this position is $100,000 - $145,000, this presented salary range is not a guarantee of compensation or salary. Offered salary is based on experience, geographic location, and possibly contractual requirements as appropriate to the role. *Salary could fall outside of this range.