Senior Portfolio Platform Engineer | Distributed Systems

Rachel Paul Recruiting; New York (NY); On-site; USD 140,000 - 180,000; Full time

Job summary

Rachel Paul Recruiting is seeking a Senior Software Engineer for a Portfolio Implementation role at a global investment management firm. The position is onsite 4 days a week in Greenwich, CT, reporting to the Portfolio Implementation team that translates research outputs into portfolio decisions and orders.

You will lead design and implementation of distributed, microservice-based platforms, mentor a small team of engineers, and drive cross-cutting initiatives while delivering reliable, scalable

Qualifications

• 7+ years of professional software engineering experience with deep Java expertise.
• Strong Python skills in production or research-adjacent environments.
• Proven experience designing and operating large-scale distributed systems.
• Familiarity with microservice technologies: Elasticsearch, Redis, RabbitMQ, PostgreSQL/MS SQL Server.
• Strong engineering practices: code quality, automated testing, observability, and monitoring (e.g., New Relic).
• Ability to lead technical change, manage risk, and deliver in complex environments.

Responsibilities

• Lead design and implementation of portfolio platforms that consume research outputs, perform constrained optimizations, and generate orders.
• Own and evolve distributed, microservice-based systems built for reliability and scale.
• Drive complex, cross-cutting initiatives spanning multiple services and teams.
• Provide technical leadership to small engineering teams (2–5 engineers), including design reviews and execution oversight.
• Mentor engineers through code reviews, design discussions, and hands-on guidance.

Skills

Java

Python

Distributed systems

Leadership

Code reviews

Tools

Elasticsearch

Redis

RabbitMQ

PostgreSQL/MS SQL Server

Job description

Rachel Paul Recruiting is seeking a Senior Software Engineer for a Portfolio Implementation role at a global investment management firm. The position is onsite 4 days a week in Greenwich, CT, reporting to the Portfolio Implementation team that translates research outputs into portfolio decisions and orders.

You will lead design and implementation of distributed, microservice-based platforms, mentor a small team of engineers, and drive cross-cutting initiatives while delivering reliable, scalable