Senior Java Engineer - Fixed Income Algo Platform (Hybrid)

Citi; Greater London; Hybrid; GBP 100,000 - 150,000; Full time

Benefits offered by this job

27 days annual leave

Discretional annual bonus

Private Medical Care & Life Insurance

Employee Assistance Program

Pension Plan

Paid Parental Leave

Special employee discounts

Learning and development resources

Job summary

Citi London is seeking an experienced software engineer to advance the Fixed Income Algo trading platform. You will design high‑performance, low‑latency components and collaborate with Traders, Quants and Product Managers to translate business requirements into robust software that scales under heavy market data.

The role offers a hybrid work model, mentorship and strong career progression within a global technology organization that values innovation, reliability and clear engineering

Qualifications

• Significant hands-on coding experience in core Java for low-latency, high-throughput distributed apps.
• Knowledge of data structures, design patterns, OOP, and algorithms complexity.

Responsibilities

• Design and develop reusable algo trading platform components with focus on high performance and low latency.
• Collaborate with Traders, Quants, and Product Managers to translate requirements into software enhancements.
• Ensure reliability, scalability, and performance of core algorithmic components.
• Work with eTrading Teams and Production Support to maintain and enhance live trading systems.
• Adhere to engineering standards and continuously improve solutions.

Skills

Java

Low latency

Distributed systems

Data structures

Design patterns

Algorithms

Education

Bachelor's degree in Computer Science/Engineering

Tools

Solace

Kafka

Chronicle

Aeron

Gradle

Git

TeamCity

Jenkins

Artifactory

Job description

Citi London is seeking an experienced software engineer to advance the Fixed Income Algo trading platform. You will design high‑performance, low‑latency components and collaborate with Traders, Quants and Product Managers to translate business requirements into robust software that scales under heavy market data.

The role offers a hybrid work model, mentorship and strong career progression within a global technology organization that values innovation, reliability and clear engineering