Quant jobs / Fidelity Investments

Principal Quant Developer

A principal developer in the asset management technology group, supporting researchers who prototype and deliver systematic investment strategies. The work spans alpha research, portfolio construction and risk systems.

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 production systems for systematic strategies in Python
Implement time-series forecasting and portfolio construction tools
Design data pipelines, schedulers and REST APIs for research
Run cloud, CI/CD and containerised deployments on AWS
Operationalise ML and LLM workflows with monitoring

What they ask for

Required

Expert Python across the full stack
Maths, statistics and econometrics
Oracle/PL-SQL databases
Batch scheduling and REST APIs (Airflow, FastAPI, Flask)
AWS system design
CI/CD and Docker
Production quant delivery in a systematic setting

Preferred

Optimisation libraries (Gurobi, CPLEX, Axioma, SciPy)
Kubernetes and infrastructure as code
MLOps with SageMaker, MLflow and LLM orchestration
CFA progress
R

Education: Bachelor's in a technical field with 6 years' experience, or a Master's with 4 years
Experience: 6 years (bachelor's) or 4 years (master's) as a senior or lead quant developer
Languages and tools: Python
SQL
PL/SQL
R
Docker
Markets: multi-asset

How to prepare

Build a research-to-production pipeline with Airflow and a FastAPI service
Implement a portfolio optimiser with constraints and compare solvers
Containerise a forecasting model and deploy it to AWS
Add tests, CI and monitoring to a quant codebase

What to study

The Portfolio and Factor Quant roadmap sets out the stages for this kind of role, with free resources for each.

Open the roadmap

Apply

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

View the posting on Fidelity Investments’s site ↗

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