Senior Java Developer

• Develop and maintain backend applications and services using Java, Python, and Perl.
• Build RESTful APIs, microservices, and integration points with internal and external systems.
• Modernize and refactor existing Perl-based or legacy applications into modern architectures.
• Create automation scripts, system tools, and scheduled jobs to support IT operations.
• Write clean, efficient, and scalable code following best practices and coding standards.
• Design and implement SQL queries, stored procedures, and data-processing workflows.
• Participate in architecture discussions, technical design sessions, and sprint planning.
• Debug and resolve complex issues across multiple languages and platforms.
• Deploy applications to cloud or on-premises environments (Azure, AWS, Google Cloud Platform, Linux/Unix).
• Collaborate with cross-functional teams to gather requirements and deliver technical solutions.
• Maintain documentation for systems, integrations, and processes.

Our client is seeking a versatile Application Systems Java Developer to develop, enhance, and maintain enterprise applications, backend services, automation tools, and legacy system integrations. This role requires strong problem-solving skills, full-stack development capabilities, and an ability to work across modern and legacy technologies., * Proficiency in Java (Spring Boot, Maven).

• Proficiency in Python.
• Solid understanding of REST APIs, backend architecture, and microservices.
• Strong SQL skills and experience working with relational databases (SQL Server, PostgreSQL, Oracle, MySQL, Ingres).
• Senior level experience writing optimized SQL queries and analyzing existing SQL queries for performance improvements.
• Experience with Git/Subversion, Linux/Unix environments, and version-controlled development.
• Strong problem-solving and debugging skills across languages and environments.

Preferred Qualifications:

• Hands-on experience with Perl for scripting, system utilities, or legacy app maintenance.
• Experience with cloud platforms (AWS, Azure, Google Cloud Platform).
• Experience with ETL, data pipelines, or batch processing.
• Experience with version control (Git/Subversion) and CI/CD pipelines.
• Familiarity with legacy system migration projects.

Our Benefits Include:

• Medical, Dental, and Vision Insurance
• 401(k) Retirement Plan
• Health Savings Account (HSA)
• Disability Insurance (Short-Term and Long-Term)
• Life and AD&D Insurance
• Paid Sick Leave (where required by applicable state or local law)
• Supplemental Insurance Plans
• Identity Theft Protection
• Pet Insurance
• Employee Wellness Programs
• Employee Assistance Program (EAP)
• Career Growth and Professional Development Opportunities

Disclaimer: Benefits eligibility, accrual rates, and usage limits may vary based on employment status, length of service, and work location. Paid Sick Leave is provided in strict accordance with applicable state and municipal mandates. Cynet Systems Inc. reserves the right to modify, amend, or terminate any benefit plans at any time in accordance with applicable laws. About Cynet Systems Founded in 2010 and headquartered in the Washington, DC metro area, Cynet Systems Inc. is a leading technology staffing and workforce solutions company serving Fortune 500 companies, government agencies, and enterprise organizations across the United States and Canada. We deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating across North America and Asia. As a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. Our organization is certified to ISO 9001, ISO 14001, ISO 27001, and SOC 2 Type II standards, reflecting our commitment to quality, security, operational excellence, and customer success.