374,478open jobs
9,705companies
47,978added this week
Browse all
Salary
$53k – $143k per year (Estimated)
Location
Remote/Hybrid (London, United Kingdom)
Employment
Full-Time
Overview
Company
Impact
Profile match
Citi is a leading global financial services company headquartered in New York City, offering a broad range of banking, investment, and wealth management services to consumers, corporations, and institutions. As one of the world's largest banking institutions, it operates across more than 160 countries and jurisdictions, serving as a critical facilitator of global commerce. Through its primary consumer division, Citibank, alongside its institutional businesses, the company provides everyday banking, credit cards, capital markets solutions, and cross-border payment infrastructure worldwide.

We are seeking a Quantitative Analyst to join our EMEA Electronic Execution team, driving microstructure research, algorithmic trading analysis, and platform development for Cash Equity. In this high-impact role at the intersection of research and technology, you will shape how our electronic execution strategies perform across EMEA equity markets. You will collaborate directly with trading, advisory, and technology teams to deliver research and build systems that influence real market outcomes.

Responsibilities

  • Research and analyze EMEA equity market microstructure using mathematical finance, statistics, and probability to generate actionable insights for the algorithmic trading business.
  • Design and backtest quantitative research projects focused on algorithmic trading strategies, using Python and kdb to prototype and validate models.
  • Build and support the electronic execution platform for our cash equity algorithmic trading business, developing production-quality components in Java.
  • Monitor and analyze client execution performance, identifying patterns and translating findings into improvements that directly benefit client outcomes.
  • Collaborate with Sales Trading and Execution Advisory Services to align quantitative research with commercial execution needs.
  • Partner with Legal, Compliance, Risk, Audit, and Finance teams to maintain robust governance and control standards across all deliverables.
  • Assess the risk and reward profile of business decisions, applying sound judgment to protect both clients and the firm's reputation.

Required qualifications and skills

  • Hands-on experience in execution algorithm development, quantitative modeling, or analytics, preferably within financial services.
  • Proficiency in Java, used to develop and maintain production systems within an electronic trading environment.
  • Proficiency in Python and kdb, applied to quantitative research, backtesting, and data analysis.
  • Master's or PhD degree in Financial Mathematics, Computer Science, Physics, or a closely related discipline, or equivalent practical experience in a relevant field.
  • Clear and concise written and verbal communication skills, with the ability to present complex quantitative findings to both technical and non-technical audiences.

Beneficial skills and qualifications

  • Familiarity with EMEA-wide equity markets and cross-asset electronic execution.
  • Experience working in a high-impact role collaborating directly with trading, advisory, and technology teams.
  • Understanding of robust governance and control standards within a global financial institution.

What we offer

  • You will work at the forefront of algorithmic trading, where your research and engineering directly shape market outcomes.
  • You can expect a hybrid working model with 3 days in the office and 2 days working remotely, giving you flexibility alongside meaningful team collaboration.
  • You'll thrive in a collaborative, performance-driven environment with direct exposure to EMEA-wide equity markets and cross-asset electronic execution.
  • You can leverage continuous learning and professional development opportunities to deepen your technical and quantitative skills.
  • You can access competitive financial wellbeing packages, global employee programs, and locally tailored benefits to support your work-life balance.

Apply now to bring your quantitative expertise to one of our most technically driven trading teams and help define the future of electronic execution across EMEA equity markets.

------------------------------------------------------

Job Family Group:

Institutional Trading

------------------------------------------------------

Job Family:

Quantitative Analysis

------------------------------------------------------

Time Type:

Full time

------------------------------------------------------

Most Relevant Skills

Please see the requirements listed above.

------------------------------------------------------

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

------------------------------------------------------

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.

Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
374,478 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Similar stack
Same company
London
$26k – $65k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Pune
PowerShell
Python
AI/ML
AI Agents
LLM
LLM Guardrails
Model Context Protocol
DevOps
AWS
Azure
CI/CD
GCP
Git
Rest API
Splunk
Cybersecurity
Crowdstrike
Microsoft Entra ID
Microsoft Sentinel
MITRE ATT&CK
Okta
SentinelOne
Apply
$131k – $237k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Des Moines
C++
Java
Node JS
SQL
TypeScript
C#
JavaScript
C#
.NET
AI/ML
Copilot
Frontend
Angular
Apply
$25k – $65k per year (Estimated) • In office • Full-Time • 10+ years exp • India
Java
SQL
Java
Hibernate
Spring Boot
Spring Framework
Databases
Apache Kafka
AI/ML
Airflow
DevOps
AWS
Azure
Azure DevOps
CI/CD
Docker
GCP
GitHub
GitHub Actions
Incident Management
Jenkins
Kubernetes
Rest API
Apply
$18k – $48k per year (Estimated) • In office • Full-Time • 3+ years exp • India
JavaScript
SQL
Java
Java
Liquibase
Databases
Apache Kafka
Oracle
DevOps
AWS
Git
Incident Management
Jenkins
Apply
SDET Specialist 10 hours ago
$26k – $56k per year (Estimated) • In office • Full-Time • 9+ years exp • Bachelor's Degree • India
C#
JavaScript
PowerShell
Python
SQL
Databases
Oracle
AI/ML
AI Agents
Copilot
LLM
Model Context Protocol
Prompt Engineering
RAG
DevOps
Bamboo
CI/CD
GitHub
Jenkins
Cybersecurity
SonarQube
QA
Cucumber
Playwright
Postman
Selenium
Apply
UX Product Design Lead 11 hours ago
$126k – $188k per year • Remote/Hybrid • Full-Time • 7+ years exp • Bachelor's Degree • Tampa
Design
Figma
InVision
Sketch
Apply
$107k – $161k per year • Remote/Hybrid • Full-Time • 5+ years exp • Irving
SQL
Databases
Oracle
Analytics
Tableau
Apply
$126k – $188k per year • In office • Full-Time • 7+ years exp • Bachelor's Degree • Tampa
Design
UserTesting
Apply
$42k – $54k per year • Remote/Hybrid • Full-Time • Dublin
Apply
$51k – $127k per year (Estimated) • Remote/Hybrid • Full-Time • 3+ years exp • Bachelor's Degree • Bogotá
DevOps
SLI/SLO/SLA
Apply
$72k – $152k per year (Estimated) • Remote/Hybrid • Full-Time • Bachelor's Degree • London
AI/ML
AI Agents
Edge AI
DevOps
Azure
Apply
$91k – $229k per year (Estimated) • Remote/Hybrid • Full-Time • Master's Degree • London • Zug
Python
AI/ML
AI Agents
Data Augmentation
DeepSpeed
Hallucination
Knowledge Distillation
LLM
NLP
PyTorch
Synthetic Data
Transformers
Hugging Face
Knowledge Graph
Post-training
Apply
$96k – $154k per year (Estimated) • In office • Full-Time • Bachelor's Degree • London
Apply
$53k – $175k per year (Estimated) • Remote/Hybrid • Full-Time • 5+ years exp • London
TypeScript
JavaScript
Frontend
GraphQL
Next.js
React.js
DevOps
Vercel
Apply
$112k – $239k per year (Estimated) • Remote/Hybrid • Full-Time • London
Python
Apply
See all jobs
This is one of many
374,478 more open roles from verified company boards, updated every day.