Glocomms · 2 weeks ago
Sr Java Back End Engineer
New York, NY
Contract
Hybrid
Senior LevelGlocomms is rebuilding a mission-critical trading and risk platform from the ground up. The Senior Java Backend Engineer will design, implement, and optimize backend services that power real-time trading and reporting, focusing on microservices architecture and secure API design.
Human ResourcesRecruitingStaffing Agency
Hiring Manager
Kyle Downs
Responsibilities
Architect and deliver microservices by decomposing a legacy monolith into Spring Boot services using Hexagonal Architecture principles
Implement JWT-based authentication and authorization for public REST APIs to ensure a secure gateway
Modernize reporting by migrating a legacy reporting module into scalable reporting microservices with guaranteed SLAs and clean data pipelines
Build new backend services for an exchange-grade trading platform, integrating FIX protocol and ensuring deterministic behavior under load
Drive TDD-first development, enforce clean code practices, and mentor peers on testing strategies
Profile and tune services for low latency, high throughput, and efficient concurrency
Qualification
Required
Senior-level Java expertise with proven delivery in finance or trading systems
Hands-on experience migrating monoliths to microservices including domain slicing, interface contracts, and observability
Strong grasp of security fundamentals such as JWT, token lifecycle, and API hardening
Deep knowledge of multithreading and concurrency, performance tuning, and memory optimization
Comfortable with CI/CD pipelines, containerization, and orchestration in production environments
Familiarity with FIX protocol, market data flows, or risk computation is a plus
Preferred
Experience with Hexagonal Architecture and event-driven patterns
Oracle DB optimization including partitioning and query tuning
Exposure to Python or Bash for tooling or data preparation
Observability stack such as OpenTelemetry, Prometheus, or Grafana
Company
Glocomms
Glocomms is a recruitment company that offers recruiting services for cyber-security, commercial, infrastructure and analytics services.
Founded in 2013
1001-5000 employees
H1B Sponsorship
Glocomms has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2023 (1)
Funding
Current Stage
Late StageRecent News
IEEE Spectrum
2025-10-28
Company data provided by crunchbase