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: - Perform end-to-end software development, including analysis, planning, architecture, design, development, automated testing, deployment, and maintenance using industry best practices
- Analyze system performance, identify bottlenecks, and implement solutions to enhance application efficiency and scalability
- Partner with business stakeholders to gather requirements, leverage proof of concepts for technical decisions, and implement solutions with cross-functional teams
- Support applications across environments, resolve critical issues, and fulfill ad-hoc requests to ensure seamless business operations
Requirements: - Bachelor's degree in computer science or related field
- 5+ years of 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, and multithreading with modern Java features (Streams, Lambda, Collections)
- 5+ years of experience with relational databases like MS SQL Server, DB2, and PostgreSQL
- Advanced SQL knowledge and experience with strong RDBMS knowledge and data modeling skills
- 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
- 3+ years of experience supporting the end-to-end lifecycle of a product, including data migration and production support in an Agile environment
- Strong analytical skills with a proven ability to assess complex situations and implement effective solutions
- Self-motivated with the ability to take complete ownership of deliverables
- Excellent interpersonal and communication skills
- Ability to excel in dynamic environments with shifting priorities and aggressive deadlines
Desired skills: - Experience with AWS, Python, Angular, and Snowflake Data platform
Pay range: $75.80 - $85.80 per Hour
Only candidates available and ready to work directly as Genesis10 employees will be considered for this position.
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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