FINLAY O'NEILL

PROFESSIONAL EXPERIENCE

Senior Quantitative Developer

10-2026 to Present

NatWest

Contract role focused on enhancing the centralised Monte-Carlo modelling framework.

PythonSQLAWS

Lead Python Developer

10-2025 to 09-2026

Columbia Threadneedle Investments

Contract role in the Investment Risk team, leading development of a full-stack risk monitoring platform alongside the firm's migration to Snowflake. Built the FastAPI backend, Dash front end and overnight data pipeline, deployed to EKS via a GitOps pipeline. Leading Python development standards across a globally distributed team.

PythonFastAPIDashSQLSnowflakeAWSEKSDockerKubernetesHelmJenkinsBitbucketLLMAladdin

Data Engineer

03-2023 to 09-2025

Aberdeen Investments

Modelling & Quantitative Analytics, democratising data across the firm to support investment decision-making. Built pipelines, dashboards and bespoke tools. Rebuilt the in-house ESG scoring process, cutting runtime from three hours to six minutes. Introduced GitOps deployment to the team's Kubernetes analytics platform.

PythonSQLC#AzureKubernetesDockerTerraformFluxCDHelmAzure Data FactoryAzure DevOpsTeamCitySnowflakePowerBI

Quantitative Developer

03-2022 to 03-2023

Aberdeen Investments

Quantitative Investment Solutions, enhancing portfolio analytics to understand performance drivers and risk factor exposure. Replaced a manual pre-trade process with an automated pipeline integrating position, FactSet and Style Analytics data with optimiser and simulation outputs.

PythonSQLAzureAzure DevOpsMicrosoft SQL ServerPowerBIBloombergFactSetSFTP

Data Engineer / Scientist

01-2021 to 03-2022

Forecast Global

Consultancy across clients of varying size and sector — from building data pipelines for a FTSE 100 telecoms firm to classifying sales leads with machine learning models for a FinTech.

PythonSQLGCPBigQueryAirflowdbtDockerTableauMachine Learning

Investment Risk Manager

04-2019 to 11-2019

Aberdeen Investments

PythonSQLRGitExcel VBAMicrosoft SQL ServerBloomberg

Investment Specialist

09-2016 to 04-2019

Aberdeen Investments

Investment Accountant

04-2014 to 09-2016

Baillie Gifford

EDUCATION & QUALIFICATIONS

MSc in Big Data (Data Science) (Distinction)

09-2019 to 09-2020

University of Stirling

CFA Charter

06-2016 to 06-2018

Chartered Financial Analyst Institute

MA (Hons) in Accountancy & Business Law (2.1)

09-2009 to 06-2013

Heriot Watt University