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Quant jobs / Virtu Financial

Machine Learning Engineer – Research Platform

An engineering role on Virtu's Research Technology team, building the platform that lets quantitative researchers run ML experiments efficiently. It sits between infrastructure and research, with a GPU cluster at its core.

What you’d work on

Our reading of the posting: what a new hire in this role would most likely spend their first months on.

  • Build experiment tracking, job orchestration and reproducibility tooling for researchers
  • Improve training throughput: data loading, storage I/O and GPU use
  • Build versioned data and feature pipelines for training
  • Extend simulation and back-test tooling and monitor cluster utilisation

What they ask for

Required

  • 5+ years in ML engineering, research infrastructure or HPC
  • Strong, well-tested Python
  • Distributed training (NCCL, Horovod or similar)
  • Experiment tracking systems
  • Linux storage, networking and scheduling

Preferred

  • Slurm
  • GPU profiling (Nsight, PyTorch Profiler)
  • Parquet, Arrow, Polars
  • Prefect or Dagster
  • Time-series data at scale
Education
Not stated
Experience
5+ years in ML engineering, research infrastructure or HPC
Languages and tools
  • Python
  • C++
  • Java
  • PyTorch
  • Slurm
  • Polars
  • Parquet

How to prepare

  • Build a small reproducible ML pipeline with experiment tracking and versioned data
  • Learn distributed training and profile a GPU job
  • Practise columnar data tools such as Parquet, Arrow and Polars on market data
  • Understand how back-tests are structured so you can build tooling for researchers

What to study

The NLP and ML Quant Researcher roadmap sets out the stages for this kind of role, with free resources for each.

Open the roadmap

Apply

Read the full posting on Virtu Financial’s site before applying: requirements, location and pay can change after we check them.

View the posting on Virtu Financial’s site ↗

SelfMadeQuant wrote this summary from the employer’s public posting, last checked 6 November 2026. SelfMadeQuant isn’t affiliated with Virtu Financial and doesn’t handle applications.

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