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Senior Java Developer

Jobs via Dice
Reston, VA Full Time
POSTED ON 6/9/2026
AVAILABLE BEFORE 7/8/2026
Dice is the leading career destination for tech experts at every stage of their careers. Our client, Cynet Systems, is seeking the following. Apply via Dice today!

We are looking for Senior Java Developer for our client in Reston VA 20191.

Job Title: Senior Java Developer

Job Location: Reston VA 20191

Job Type: Contract

Job Overview:

This position requires a BS in computer science or equivalent degree, and 3-5 years of professional software development experience using Enterprise Java technologies.

Requirement/Must Have:

  • Minimum 3 Years APIM experience is needed along with production support experience.
  • Minimum 3 years of Java experience in the development of Java/JEE enterprise applications using JEE, Spring, Hibernate, Web Services, RESTful, AJAX, JSON, SQL, JUnit, and Maven.
  • Experience with frameworks including Spring MVC, Spring Batch, Spring Boot, Spring Integration, Spring Security, Hibernate, MyBatis.
  • Solid experience with HTML, JavaScript, CSS, AJAX.
  • Experience with JavaScript frameworks Angular, React, JQuery.
  • Experience with Spring Integration technology would be a big plus.
  • Experience with Big Data would be a plus.
  • Experience with various security protocols or frameworks/tools would be a big plus SSO, Oauth2, IBM WebSeal.

Responsibilities:

  • Perform technical detail design, coding, testing of applications.
  • Serve as subject matter expert for both customer and internal discussions related to maintaining and enhancing existing software systems.
  • Develop and/or analyze interface design documentation.
  • Comply with hardware and software systems standards and procedures.
  • Deliver large systems for tens of thousands of users.
  • Comply with code quality, migration and dev/ops standards and policies.
  • Perform software analysis, including requirements and use case development and design.
  • Implement and document source code to design specifications.
  • Perform software testing including developing and running automated unit tests, drafting, and executing structured automated test cases.
  • Compile, assess, and report data results from software testing and analysis.
  • Develop software solutions for enterprise environments and other technologies.
  • Analyze and implement functional and non-functional (e.g. performance, availability) requirements and designs, implements, and tests software.
  • Perform operations & maintenance (O&M) of existing systems.
  • Identify areas for improvement and streamlining.
  • Provide direct technical support for high level, high visibility and critical trouble calls for supported applications.
  • Work with cross-functional teams to develop highly reliable software that runs at scale.
  • Provide recommendations to infuse new technology.
  • Extend open-source libraries and systems as necessary to meet the needs of the team.
  • Play a crucial role in product scoping and roadmap/architecture discussions.
  • Continually evaluate emerging technologies to identify opportunities, trends, and best practices.
  • Mentor junior software engineers.

Skills:

  • Java/JEE.
  • Spring MVC.
  • Spring Batch.
  • Spring Boot.
  • Spring Integration.
  • Spring Security.
  • Hibernate.
  • MyBatis.
  • AngularJS.
  • REST and SOAP Web Services.
  • Git.
  • Maven.
  • Jenkins.
  • JUnit.
  • TestNG.
  • Ant.
  • XML.
  • MyEclipse.
  • Unix.
  • Big Data.

Qualification And Education:

  • Bachelor's Degree in Information Technology or Computer Science.
  • 5 years of experience with software development, basic coding and compilation, software architecture/design, user requirements definition and software specification development.
  • In lieu of a Bachelor's degree, an additional 4 years of relevant work experience is required in addition to the required work experience.

Salary.com Estimation for Senior Java Developer in Reston, VA
$125,027 to $149,142
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