What are the responsibilities and job description for the Senior Java Developer position at Zenius Corporation?
Location: Chantilly, VA (Hybrid 3 days/week onsite)
Work Authorization: U.S. Citizen or Green Card holders only
Engagement: No self-corporations (self-Corp) allowed, only W2
Industry Preference: Candidates with experience in a Laboratory, Medical Equipment, or Pharmaceutical environment are strongly preferred
Position Overview
We are seeking a Senior Java Developer to support the analysis, design, development, and testing of new applications and enhancements to existing systems. This role requires strong Java/J2EE development expertise, solid SDLC knowledge, and the ability to collaborate directly with business owners and stakeholders.
Key Responsibilities
Analyze requirements and contribute to solution design for new applications and enhancements.
Develop, code, and unit test Java-based applications using Java/J2EE technologies.
Build and enhance components using JSP, Servlets, JDBC, XML, and related technologies.
Participate in full SDLC activities, ensuring the delivery of robust, scalable, and maintainable solutions.
Collaborate with business owners to clarify requirements and communicate technical solutions effectively.
Required Qualifications
6 years of hands-on Java development experience.
Strong experience with Java, J2EE, JSP, Servlets, JDBC, and XML.
Proven experience applying SDLC principles and delivering stable, high-quality applications.
Solid understanding of Object-Oriented Programming (OOP) concepts.
Strong verbal and written communication skills, with experience working directly with business stakeholders.
Preferred Qualifications
Prior experience supporting technology solutions in a laboratory, medical equipment, or pharmaceutical company environment.
About The Company
Headquartered in Leesburg, Virginia, Zenius Corporation is a HUBZone-certified small business. Zenius specializes in providing Grants Management, IT Modernization, Acquisition Management, and Financial Management services to Federal agencies. Zenius is selected by Inc 5000 as one of the fastest-growing companies in the DC Metro Area, awarded in 2025, 2024, 2021, and 2020. Zenius is also listed by Financial Times as one of the fastest-growing companies in the Americas in 2021. Zenius is an awardee of 2019 Best of Leesburg winner (Business Management Consultant category).
Benefits
Zenius Corporation is an employee-oriented company. Join us now and help us grow!
We offer a competitive benefits package that includes paid holidays and paid time off, medical insurance including health, vision, dental insurance, 401K matching, Flexible Spending Account and flexible schedules, as per business needs. We also work with our employees on training and professional certification plans that benefit the employee.
Equal Opportunity Employer
Zenius Corporation provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state, and local laws. Zenius complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
Zenius Corporation expressly prohibits any form of unlawful employee harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.
Work Authorization: U.S. Citizen or Green Card holders only
Engagement: No self-corporations (self-Corp) allowed, only W2
Industry Preference: Candidates with experience in a Laboratory, Medical Equipment, or Pharmaceutical environment are strongly preferred
Position Overview
We are seeking a Senior Java Developer to support the analysis, design, development, and testing of new applications and enhancements to existing systems. This role requires strong Java/J2EE development expertise, solid SDLC knowledge, and the ability to collaborate directly with business owners and stakeholders.
Key Responsibilities
Analyze requirements and contribute to solution design for new applications and enhancements.
Develop, code, and unit test Java-based applications using Java/J2EE technologies.
Build and enhance components using JSP, Servlets, JDBC, XML, and related technologies.
Participate in full SDLC activities, ensuring the delivery of robust, scalable, and maintainable solutions.
Collaborate with business owners to clarify requirements and communicate technical solutions effectively.
Required Qualifications
6 years of hands-on Java development experience.
Strong experience with Java, J2EE, JSP, Servlets, JDBC, and XML.
Proven experience applying SDLC principles and delivering stable, high-quality applications.
Solid understanding of Object-Oriented Programming (OOP) concepts.
Strong verbal and written communication skills, with experience working directly with business stakeholders.
Preferred Qualifications
Prior experience supporting technology solutions in a laboratory, medical equipment, or pharmaceutical company environment.
About The Company
Headquartered in Leesburg, Virginia, Zenius Corporation is a HUBZone-certified small business. Zenius specializes in providing Grants Management, IT Modernization, Acquisition Management, and Financial Management services to Federal agencies. Zenius is selected by Inc 5000 as one of the fastest-growing companies in the DC Metro Area, awarded in 2025, 2024, 2021, and 2020. Zenius is also listed by Financial Times as one of the fastest-growing companies in the Americas in 2021. Zenius is an awardee of 2019 Best of Leesburg winner (Business Management Consultant category).
Benefits
Zenius Corporation is an employee-oriented company. Join us now and help us grow!
We offer a competitive benefits package that includes paid holidays and paid time off, medical insurance including health, vision, dental insurance, 401K matching, Flexible Spending Account and flexible schedules, as per business needs. We also work with our employees on training and professional certification plans that benefit the employee.
Equal Opportunity Employer
Zenius Corporation provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state, and local laws. Zenius complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
Zenius Corporation expressly prohibits any form of unlawful employee harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.
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