Senior FX Prime Brokerage and AI Engineer

Citigroup Inc.; Greater London; Hybrid; GBP 120,000 - 150,000; Full time

Job summary

Citi in London is seeking a Senior FX Prime Brokerage and AI Engineer to shape next-level FX and equity solutions using cloud-native technologies and CI/CD practices.

You will design architectures, implement production-grade features, and collaborate with traders, quants and product teams to deliver data-driven, low-latency systems while mentoring others and driving best practices across the department.

Qualifications

• Master’s degree in STEM required.
• Extensive software engineering experience with Java and Spring.
• Strong understanding of ultra‑low‑latency development practices.
• Experience with FX systems preferred.
• Experience with AI coding tools and production-grade apps.
• Knowledge of messaging systems (Kafka/Solace/MQ) and caching tech.

Responsibilities

• Develop Prime Brokerage solutions for FX and Equities using cloud-native tech.
• Drive system architecture design and CI/CD workflows.
• Mentor junior engineers and promote best practices across teams.
• Collaborate with FX traders, Quants and Product teams to translate requirements into data-driven solutions.
• Provide 3rd line support and contribute to SDLC improvements.

Skills

Java

Spring

Low-latency development

AI coding tools

SQL

Messaging systems

Caching technologies

Education

Master’s degree in STEM

Tools

Devin

Claude code

Codex

OpenShift

Kubernetes

Kafka

Solace

MQ

Job description

## Senior FX Prime Brokerage and AI EngineerApply: Hybrid: London United Kingdom: Full time: Posted Today: 26998684**Overview**As the world’s most global bank, Citi gives you the tools to be a trailblazer. We’re not just building technology; we’re building the future of banking. With thousands of employees located around the globe, we are an international team encompassing a broad range of teams, roles, and cultures, and we invite you to come and join us!Citi’s technology team supports business operations in 100+ countries, across multiple lines of business spanning both Institutional and retail businesses.The group works to optimize the IT environment by standardizing production platforms, reducing complexity, and introducing innovative solutions that provide new business capabilities, reduce total cost of ownership, and create a competitive advantage for Citi.We want to regularly engage with talented individuals who are passionate about producing clean, testable code as part of a high performing team. We have found this to be way more important than experience in the financial sector.We welcome applications from any industry and should you wish to apply your application will be reviewed for a multitude of Developer positions at varying levels.**What We do / The Team** * Citi FX has a physical presence in 83 countries with 1,400 dedicated staff giving us the largest FX presence of any bank globally. Foreign Exchange has been one of the defining businesses of Citi for much of its 200 year existence.* Citi has the largest FX presence of any bank globally and we proudly put this down to delivering unrivalled service and insight to our clients. Increasing investment in technology has seen us roll out award winning applications. Technology is a central pillar for our plans to sustain and grow our FX business.* Above all, we seek individuals who seek exceptional attitude and aptitude in the people they work with and have a demonstrated passion for delivering FX technology in support of our #1 FX business. **Role Overview/What will you do:** * As a Senior Java Engineer, your mission is to help shape our team of innovators and technologists toward creating next-level solutions that improve the way our business is run.* Hands on technical implementation of Prime Brokerage solutions across FX and Equities using modern, cloud-native technologies and CI/CD workflows, focusing on consolidation, automation, and scalability.* Drive the design and development of system architecture, work with end-users of the systems, and enhance the quality of deliverables Ensure staff follows Citi documented policy and procedures as well as maintain desktop procedures and supporting documentation for filings on a current basis and in comprehensive manner* The successful candidate will work with teams across FX Technology implement solutions that benefit the business* Collaborate with stakeholders across FX Prime Brokerage trading , Quants and Product team to understand Payments needs, translate them into impactful data-driven solutions, and deliver these in partnership with technology.* Design, Development, Testing of new features in the applications.* Continual improvement of the software development lifecycle and quality of the product.* 3rd line support of the production system (dedicated 24h support teams handle 1st / 2nd line).* Mentoring junior members of the team.* Contribute to defining and implementing best practices and processes for the department and ensure transparency and consistency across teams **Key Skills and Experience required –*** Master’s degree or above (or equivalent education) in a STEM discipline.* Proven experience in software engineering and development, and a strong understanding of computer systems and how they operate.* Hands on Experience in Java , Spring, Understanding of ultra-low-latency development practices.* Proven understanding of FX highly preferred* Well versed with AI coding tools like Devin , Claude code and Codex and delivered production grade applications.* Proven track record of building new systems, replacing legacy systems and renovating existing systems* Strong skill set in SQL / Databases* Strong understanding of Messaging tech like Kafka, Solace , MQ etc.* Writing production scale applications to use the Caching technologies.* The candidate will have systems (software, hardware, networks) knowledge required to define solutions and trouble shoot issues* Exceptional communicator who loves working with people, confident communicating at all levels from an individual team to the entire enterprise* Highly credible hands on engineer, confident to deep dive into a product and codebase and offer detailed, constructive analysis and feedback* Awareness of industry trends and leveraging new technologies as appropriate**Any Beneficial / Nice to have skills and experience:*** Understanding of Openshift , Kubernetes* KDB knowledge------------------------------------------------------## **Job Family Group:**Technology------------------------------------------------------## **Job Family:**Applications Development------------------------------------------------------## **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.*