Hiring: Principal Software Engineer Company: Fidelity Investments Location: Jersey City, NJ Job Posted Time: 2026-09-10 11:24:03 Employment Type: Full-time / Remote Target Skills & Keywords : AWS, CI/CD, Capital Markets, Git, GitHub, Java, Jenkins, Linux, Machine Learning, Maven, Python, Shell About the job Experience: •10 years professional experience in quantitative finance or trading systems Required Skills: •Quant Developer – AI / KDB / Python •Design, develop, and optimize KDB databases and q analytics for high‑volume trading and market data •Develop Python-based AI and quantitative models for research, prediction, classification, and signal generation •Build research and backtesting frameworks integrating AI models with historical data •Translate quantitative and ML research into robust, production-ready systems •Integrate AI models into real-time and batch pipelines •Optimize analytics and model evaluation for performance, stability, and scalability •Partner cross-functionally with quants, product owners, and engineering teams on model deployment and monitoring Qualifications: •Bachelor’s degree in Mathematics, Computer Science, Engineering, Information Technology, or equivalent. •AI / ML model development •Integration with KDB and downstream systems •Solid software engineering practices (Git, testing, modular design) •Worked with AI developer assist tools (e.g. GitHub Copilot). •Applied hands-on capability in AWS or other cloud platforms. Compensation: •$107,000 - $216,000 / year •Flexible work environment (work from home / hybrid options) •Depending on the position and eligibility requirements, the offer package may also include bonus or other variable compensation Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!