Senior FX Technology Engineer

Citigroup Inc.; Greater London; Hybrid; GBP 65,000 - 85,000; Full time

Job summary

A leading financial services company in Greater London seeks a Senior Developer to drive the design and development within its FX business. This role requires extensive experience in Java and hands-on software development. The successful candidate will work independently while contributing to a tech team that influences global markets. Enjoy a competitive salary, 27 days of annual leave, and flexible hybrid working options. Join a diverse team committed to innovation and excellence in the finance sector.

Benefits

27 days annual leave

Discretionary performance-related bonus

Private Medical Care & Life Insurance

Employee Assistance Program

Pension Plan

Paid Parental Leave

Special employee discounts

Access to learning resources

Learning and development resources

Qualifications

• Extensive hands-on software development experience in Java required.
• Experience with Angular, React, or WPF is a plus.
• Familiar with distributed systems and microservices.

Responsibilities

• Be a senior member in a delivery-focused engineering team.
• Work on technical deliveries supporting the FX business.
• Drive design and development of system architecture.

Skills

Java and related frameworks

Angular

React

JavaScript/TypeScript

Distributed systems design

Computer science fundamentals

Business partner collaboration

Education

University degree or equivalent experience

Job description

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

Engineer the future of global finance. At Citi, our Tech team does more than just support finance – we help redefine it. Every day we go beyond the billions in network operations, deploy advanced AI, and shape global markets. Your work will influence economies, drive innovation and outcomes, and be backed by mentorship, continuous learning, and flexibility with potential hybrid work opportunities. Help solve real‑world challenges that touch millions and get the chance to build the future of finance with Citi Tech.

About FX Tech

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.

Role Overview / What will you do

• Be a senior member in a delivery‑focused engineering team
• Work as a hands‑on contributor towards technical deliveries on critical components and services supporting the FX business
• Operate independently with a limited level of direct supervision
• Act as an SME for stakeholders and/or other team members, including acting as a role‑model/mentor for more junior members in the team
• Drive the design and development of key elements of our system architecture, work with end‑users of the systems, and take full ownership of deliverables
• Contribute to a culture of continuous change and improvement through challenge, engagement and delivery
• The role does not involve line management

Key Skills and Experience Required

• Extensive experience in hands‑on software development in Java and related frameworks (Java 8/11/17, Spring Boot)
• Exposure to Angular, React, JavaScript/TypeScript, and WPF for front‑end development desirable
• Experience designing and developing distributed systems (microservices, event‑driven architectures, messaging)
• Understanding of computer science fundamentals – concurrency, algorithms and operating systems
• Ability to work directly with business partners and other stakeholders
• Highly credible hands‑on engineer, confident to deep‑dive into a product and codebase and offer detailed, constructive analysis and feedback
• Understanding of FX desirable but not necessary

Education

• University degree or equivalent experience in a similar role

This job description provides a high‑level review of the types of work performed. Other job‑related duties may be assigned as required.

What we’ll provide you

By joining Citi London, you will not only be part of a business‑casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is reviewed annually) and enjoy a whole host of additional benefits such as:

• 27 days annual leave (plus bank holidays)
• A discretionary annual performance‑related bonus
• Private Medical Care & Life Insurance
• Employee Assistance Program
• Pension Plan
• Paid Parental Leave
• Special discounts for employees, family, and friends
• Access to an array of learning and development resources

Visit our Global Benefits page to learn more.

Alongside these benefits, Citi is committed to ensuring our workplace is a place where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.

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 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 have a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity, Accessibility at Citi applies.

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