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Needl
03/06/2026

ML Engineer

ICT
Permanent
Dublin 2
On site

Machine Learning Engineer


About the Organization

- A global quantitative trading firm that combines deep research, cutting-edge technology, and a collaborative culture.

- We build most of our systems from the ground up, and innovation is at the core of everything we do.

- As a Machine Learning Engineer, you’ll play a critical role in shaping the future of AI at the firm—enabling research at scale, accelerating experimentation, and unlocking opportunities across the organization.


The Role

- A versatile ML Engineer to help build and optimize the core infrastructure that supports AI research.

- Works across the stack—from data processing and training efficiency to low-level GPU programming and performance tooling.

- Contributes to reliable, scalable, high-performance systems while enabling researchers to understand and improve their models.

- Ideal for someone comfortable navigating complex systems, collaborating across domains, and bringing a strong engineering mindset.


What You’ll Do

- Design and implement high-performance data pipelines for processing large-scale datasets with emphasis on reliability and reproducibility

- Apply state-of-the-art techniques to internal training runs to maximize hardware efficiency

- Implement custom GPU kernels

- Create observability and benchmarking tools to help researchers understand model and training performance

- Build and maintain secure sandboxed execution environments


What We’re Looking For

- Experience with data pipeline development and ETL processes

- Strong systems programming skills and performance optimization

- Strong software engineering skills in Python

- Experience writing and optimizing custom GPU kernels

- Experience with observability, benchmarking, or performance-focused infrastructure at scale

- Familiarity with AI/ML workloads

- Comfortable working in ambiguous, fast-evolving environments and collaborating across disciplines


Why Join Us

- Join a global quantitative trading firm that combines deep research, cutting-edge technology, and a collaborative culture.

- We build most of our systems from the ground up, and innovation is at the core of everything we do.

- As a Machine Learning Engineer, you’ll play a critical role in shaping the future of AI at the firm—enabling research at scale, accelerating experimentation, and unlocking opportunities across the organization.

Company name

Needl

Remote eligibility

On site

Payroll country

Ireland

Location

Whitefriars, Peters Row, Aungier St 14 D02 P573 Dublin 2 Ireland