Senior Java/Kotlin Engineer - Derivatives Front Office

Citi; Greater London; On-site; GBP 90,000 - 140,000; Full time

Job summary

Citi's Equities Derivatives Technology team seeks a hands-on Senior Developer to build front-office applications for pricing and trading with critical market data. You will contribute to modernizing the stack, container migration, and AI-assisted development practices.

Role emphasizes technical leadership, end-user collaboration, and delivering scalable, reliable services in a financial context. Strong cloud and Java/Kotlin experience are essential.

Qualifications

• Bachelor's degree or equivalent in Engineering/CS/Math/Physics.
• Master's degree preferred, ideally in a quantitative field.

Responsibilities

• Provide technical leadership to an Agile/AI powered development team.
• Partner with traders and quants to deliver production-grade applications.
• Drive quality and continuous improvement in SDLC and DevOps using metrics.

Skills

Java/Kotlin

End-user collaboration

Distributed systems

AI tooling

Cloud deployment

Concurrency

Communication

Education

Bachelor's degree

Master's degree preferred

Tools

Kafka

Cloud platforms

OpenTelemetry

Elastic Stack

TIBCO

Solace

Job description

Citi's Equities Derivatives Technology team seeks a hands-on Senior Developer to build front-office applications for pricing and trading with critical market data. You will contribute to modernizing the stack, container migration, and AI-assisted development practices.

Role emphasizes technical leadership, end-user collaboration, and delivering scalable, reliable services in a financial context. Strong cloud and Java/Kotlin experience are essential.