Senior Front-End Developer (React, TypeScript) - VP, FX Options Pricing

Citigroup Inc.; Greater London; Hybrid; GBP 95,000 - 140,000; Full time

Benefits offered by this job

Hybrid work model

27 days annual leave plus bank outside

Discretional annual bonus

Private Medical Care & Life Insurance

Employee Assistance Program

Pension Plan

Parental Leave

Employee discounts

Learning and development resources

Job summary

Citigroup Inc. seeks a Senior Front-End Developer to join a critical greenfield program modernizing our electronic FX Options Trading platform.

You will design and implement real-time pricing UIs using React and TypeScript, collaborating with quants and traders on a multi-year project. You will own UI/UX, CI/CD, testing, performance profiling and mentorship, helping scale the platform with OpenFin, Kubernetes and streaming data technologies.

Qualifications

• Front-End expertise in UI/UX with React and TypeScript.
• Experience building real-time data-driven applications using REST APIs and WebSockets.
• Strong practices in CI/CD, automated testing, resiliency, performance profiling and telemetry.

Responsibilities

• Design and build an electronic FX Options trading platform UI with RFQ workflows.
• Collaborate with quants and traders to translate complex requirements into robust solutions.
• Improve deployment and testing processes to ensure quality and efficiency.
• Mentor other developers and foster a collaborative, innovative team culture.

Tools

React

TypeScript

REST APIs

WebSockets

Kafka

Solace

TIBCO

Java

C#/.NET

Python

OpenFin

Kubernetes

CI/CD

Automated testing

Telemetry

Job description

Senior Front-End Developer (React, TypeScript) - VP, FX Options Pricing

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.

The Opportunity

We are seeking a highly skilled and motivated Senior Front-End Developer to join a critical greenfield program focused on transforming our electronic FX Options Trading business. This is a multi-year, high-profile project to modernize and scale our platform, offering a unique opportunity for you to make a significant and lasting impact. You will be at the forefront of building the next generation of trading technology.

What You’ll Do

• Design and Build:Take a leading role in the design and development of a state-of-the-art electronic FX Options Trading Platform. Your focus areas will include:
  • RFQ (Request for Quote) workflows for clients and sales-to-trader interactions.
  • Real-time, streaming pricing engines and displays.
  • Volatility Surface and other complex market data management tools.
  • A comprehensive workbench for Structured Product Pricing.
• Collaborate:Work in a tight-knit, global team alongside developers, quants, and traders to translate complex business requirements into robust, elegant technical solutions.
• Innovate:Leverage your deep expertise in TypeScript and React to build high-performance, scalable, and intuitive web UIs that provide an exceptional user experience.
• Improve:Champion and contribute to the continuous improvement of our development, deployment (CI/CD), and testing processes to ensure quality and efficiency.
• Mentor:Share your knowledge, guide, and mentor other developers, fostering a collaborative and innovative team culture where everyone can grow.

Essential Skills & Experience

• Front-End Expertise:Advanced, hands-on experience in UI/UX development usingReact and TypeScript. (Professional experience with Angular or Vue.js would also be considered).
• Inter-Application Communication:Solid understanding of building applications that handle real-time data, using technologies likeREST APIs, WebSockets, or middleware (e.g., Solace, Kafka, TIBCO).
• Engineering Excellence:Proficiency in modern software engineering practices, includingCI/CD, automated testing, application resiliency, performance profiling, and telemetry.

Desirable Skills (Nice to Have)

• Interest or experience in leveraging agentic AI development tools to accelerate and improve workflows (e.g., GitHub Copilot, Cursor, Devin).
• Familiarity with desktop container frameworks such asOpenFinor interoperability libraries.
• Back-end development experience inJava, C#/.NET, or Python.
• Knowledge of containerization and orchestration withKubernetes.
• While prior experience in finance is a plus, a strong passion for technology and complex problem-solving is what truly matters.

Our Culture

• Agile & Collaborative:We thrive in a dynamic environment that values curiosity, ownership, and a drive for continuous improvement.
• Transparent Communication:We believe in challenging ideas respectfully and maintaining open, honest communication across all levels of the team.
• Iterative Delivery:We focus on delivering high-quality, impactful solutions iteratively, learning and adapting as we go.

What we’ll provide you

By joining Citi, 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 annually reviewed), and enjoy a whole host of additional benefits such as:

• 27 days annual leave (plus bank holidays)
• A discretional 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 About Us | Culture, Values & Benefits page to learn more.

Alongside these benefits Citi is committed to ensuring our workplace is 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.

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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.