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Genesis10 is currently seeking a Senior Full Stack Developer - Onsite for a contract position with a Major Financial Services Firm located in McLean, VA. This is a contract opportunity scheduled to end December 2026.
This role requires a candidate with strong Java and advanced SQL skills to support the entire application lifecycle, from requirement and design through development, testing, and production deployments. The ideal candidate will have extensive experience delivering end-to-end solutions and will be responsible for analysis, planning, architecture, design, and maintenance of software solutions.
Responsibilities:
- End-to-end software development - including analysis, planning, architecture, design, development, automated testing, deployment, and maintenance using industry best practices and security standards.
- Performance optimization - analyze system performance, identify bottlenecks, and implement solutions to enhance application efficiency and scalability.
- Collaborative solution delivery - partner with business stakeholders to gather requirements, leverage proof of concepts for technical decisions, and implement solutions with cross-functional teams.
- Production support and maintenance - support applications across environments, resolve critical issues, and fulfill ad-hoc requests to ensure seamless business operations.
Basic Qualifications:
- 5+ years experience in design, development, integration and automated testing of software solutions based on Java, Spring, SQL and related technologies. Proficiency in Java 8+, Spring (Boot, MVC, Security, Data/JPA), REST APIs, microservices, multithreading with modern Java features (Streams, Lambda, Collections) required.
- 5+ years of experience with relational databases like MS SQL Server, DB2, and PostgreSQL. Advanced SQL knowledge and experienced is a must for this position. Strong Database & Infrastructure RDBMS knowledge, advanced SQL skills, data modeling skills required.
- 3+ years of experience with managing, building, and deploying code using tools including Eclipse/IntelliJ, GIT, Maven/Gradle, Docker, and Jenkins.
- 3+ years of experience designing and executing JUnit test cases using Mockito framework based on business requirements and functional specifications.
- 3+ years of experience in supporting end to end lifecycle of a product or change - from inception to delivery to Production, data migration, and subsequent production support. Experience working in Agile.
- Bachelor's degree in computer science or related field.
- Desired skills: AWS, Python, Angular, Snowflake Data platform
Keys to Success:
- Adaptability: Quick learner who seamlessly adapts to new technologies and project requirements while consistently delivering high-quality results.
- Problem-Solving: Strong analytical skills with proven ability to rapidly assess complex situations, make sound technical decisions, and implement effective solutions under pressure.
- Ownership & Drive: Self-motivated engineer who takes complete ownership of deliverables, proactively identifies process improvements, and ensures successful project completion.
- Communication: Excellent interpersonal skills enabling clear, effective communication across all stakeholders - from technical teams to leadership and external partners.
- Resilience: Excels in dynamic environments with shifting priorities, aggressive deadlines, and 24/7 support requirements while maintaining exceptional code quality.
Pay range: $75.80 - $85.80 per Hour
If you have the described qualifications and are interested in this exciting opportunity, please apply!
Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.
For contract roles, Genesis10 offers the benefits listed below. If this is a perm-placement opportunity, our recruiter can talk you through the unique benefits offered for that particular client. Benefits of Working with Genesis10:
- Access to hundreds of clients, most who have been working with Genesis10 for 5-20+ years.
- The opportunity to have a career-home in Genesis10; many of our consultants have been working exclusively with Genesis10 for years.
- Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)
- Behavioral Health Platform
- Medical, Dental, Vision
- Health Savings Account
- Voluntary Hospital Indemnity (Critical Illness & Accident)
- Voluntary Term Life Insurance
- 401K
- Sick Pay (for applicable states/municipalities)
- Commuter Benefits (Dallas, NYC, SF, and Illinois)
For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.
Genesis10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
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Genesis10
life insurance, 401(k)
Mar 24, 2026