Hybrid FX Java & AI Engineer - Low-Latency Systems

Citi

Greater London

Hybrid

GBP 90,000 - 130,000

Full time

2 days ago
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Benefits offered by this job

Hybrid working
Discretional annual bonus
Private Medical Care
Life Insurance
Pension Plan
Parental Leave
Learning resources

Job summary

Citi in London seeks a hands-on software engineer to build cross-border FX payments and custody solutions using cloud-native technologies and CI/CD. You will design architecture, collaborate with end-users, and improve delivery quality while mentoring juniors and ensuring robust production support in a hybrid setup.

The role requires strong Java/Spring skills, low-latency expertise, and experience with messaging systems; Openshift/Kubernetes knowledge is a plus.

Qualifications

  • Master’s degree or above in a STEM discipline.
  • Hands-on Java + Spring with ultra-low-latency development.
  • Strong SQL/Databases skills and messaging tech like Kafka/Solace/MQ.
  • Experience writing production-scale apps with caching tech.
  • Excellent communication; comfortable with cross-functional teams.
  • Awareness of Openshift, Kubernetes, and KDB knowledge is a plus.

Responsibilities

  • Implement cross-border FX payments and custody solutions using cloud-native tech.
  • Drive design and development of system architecture with end-users.
  • Mentor junior team members and contribute to best practices.
  • Collaborate with Sales, Trading, Quants and Product to translate needs.
  • Provide 3rd line support and ensure reliability of production systems.

Skills

Java
Spring
Low-latency
SQL/Databases
Kafka/MQ
Cloud/CI-CD
Kubernetes
OpenShift
KDB knowledge

Education

Master’s degree or above

Tools

OpenShift
Kubernetes
DevOps tools
Devin
Claude Code
Codex

Job description

Citi in London seeks a hands-on software engineer to build cross-border FX payments and custody solutions using cloud-native technologies and CI/CD. You will design architecture, collaborate with end-users, and improve delivery quality while mentoring juniors and ensuring robust production support in a hybrid setup.

The role requires strong Java/Spring skills, low-latency expertise, and experience with messaging systems; Openshift/Kubernetes knowledge is a plus.

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