Senior/Lead Python Engineer

Company Enormous Enterprise LLC Location: Jersey City, NJ Pay DOE Posted September 09, 2026 Apply Description Job Title: Senior/Lead Python Engineer Job Location: Jersey City, NJ Job Type:12+ Months Contract W2 only Job Descriptions Responsible for designing and building scalable, low-latency Python-based systems supporting front-office Short End Trading front to back systems Ensures robust handling of trade lifecycle, validation, and downstream system integration (Risk, Finance, Ops) Implement strong engineering practices to prevent data inconsistencies, trade capture errors, and lifecycle breaks Addresses scalability challenges through well-architected services, efficient data models, and event-driven design Acts as a key engineering link across Trading, Risk, Finance, and technology teams ensuring seamless data flow and system integration Enables high-quality, predictable delivery supporting GFF growth, faster product onboarding, and reduced execution risk Skills needed- Python / ReactJS / Functional Programming Strong domain expertise in Global Markets, with deep understanding of trade lifecycle including capture, margining, collateral management, lifecycle events, and settlement flows Proven hands-on experience in end-to-end development using Python, covering design, development, testing, deployment, and production support Strong application of object-oriented programming (OOPS) principles with focus on modular, scalable, and maintainable architecture Experience designing and implementing object-based data models and working with object-oriented / NoSQL / distributed databases for trade, position, pricing, and risk data Hands-on experience building front-office trade capture systems (Repo, TRS, SFT), including real-time trade ingestion, validation, enrichment, and processing Strong understanding of system integration patterns including APIs, messaging, and event-driven architectures across FO, Risk, Finance, and Ops systems Experience implementing data quality controls, reconciliation frameworks, auditability, and lineage for downstream Risk, PL, and Finance accuracy Prior experience within GFF / FICC environments, with understanding of products, workflows, and operating models Experience building high-performance, low-latency systems with focus on scalability, concurrency, caching, and distributed processing Strong architectural and design skills with ability to build extensible, reusable, and loosely coupled systems Ability to translate business requirements from Trading, Risk, and Operations into scalable technical solutions Strong focus on automated testing (unit, integration, regression) and CI/CD pipeline implementation Experience with large-scale platform buildouts, modernization, or re-platforming initiatives in active trading environments. Apply