Mclean, VA Contract Jul 13, 2026
Senior Software Developer -
Key Responsibilities
- Backend Development: Architect and develop scalable Spring Boot RESTful APIs and services that integrate with multiple upstream data sources, analytics systems, and the Derivative Analytics Platform UI
- System Integration: Connect backend services to existing internal platforms to retrieve market data, run risk analytics, and surface results to end users.
- Code Quality & Testing: Write clean, maintainable code backed by comprehensive automated tests using JUnit, with strong unit and integration coverage.
- Technical Debt & Continuous Improvement: Proactively identify and resolve defects, reduce technical debt, and champion software engineering best practices across the codebase.
- Collaboration & Delivery: Coordinate across the full stack — data, services, APIs, and infrastructure — to deliver end-to-end.
- Design & Code Reviews: Actively contribute to architecture discussions, pull request reviews, and technical documentation with a focus on thoughtful, scalable design.
Required Qualifications
- 5+ years of professional software development experience, with strong proficiency in Java and the Spring Boot ecosystem (REST APIs, Spring Security, Spring Data JPA, etc.).
- 2–3 years of experience with Git in a collaborative, team-based development workflow (branching strategies, PRs, code reviews).
- 1–2 years of experience with containerization and orchestration technologies (Docker, Kubernetes, or Podman).
- Experience with TypeScript and modern React tooling (Vite, Next.js, etc.).
- Solid experience with JUnit and/or other automated testing frameworks; commitment to high test coverage.
- Strong communication skills with the ability to bridge technical and business conversations.
- Demonstrated critical thinking, problem-solving ability.
Preferred Qualifications
- Graduate degree in Computer Science, Mathematics, Statistics, or a related quantitative discipline.
- Familiarity with relational databases and writing complex SQL queries.
- Experience with message brokers or event-driven architectures (e.g., Kafka, RabbitMQ) in a financial services context.
- Exposure to cloud platforms (AWS, Azure, or GCP) and CI/CD pipeline tooling (Jenkins, GitHub Actions, etc.).
- Experience using JIRA or similar tools for Agile planning, sprint tracking, and delivery management.
- Hands-on React development experience, including component architecture, state management (e.g., Redux, Zustand, or React Query), and API integration.
- Prior experience in financial services, capital markets, or fintech environments.
- Proficiency with shell scripting for automation, deployment support, and operational troubleshooting.
- Working knowledge of fixed income concepts: duration, convexity, spread, option-adjusted spread (OAS), and related derivatives.
