Citi

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.
What We Do / The Team
Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology estate to achieve world‑leading performance and resiliency, enabling new capabilities in advanced execution, global market connectivity, and modernised post‑trade, clearing and margin processes. Our ambition is to deliver a seamlessly integrated, highly automated platform that drives outstanding client outcomes and accelerates growth across our global franchise. As part of the team, you’ll collaborate closely with high‑calibre engineers and deeply engaged business and product partners - working together to define and deliver the next generation of Equities technology at Citi
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Role Overview/What will you do:
We are seeking a senior developer to join the London based team part of the Equity Derivatives technology group. This role will position you as a technical and delivery lead to help to design and deliver the build out of software suite used by the Equity Derivatives and Delta 1 trading desks for marking and pricing globally. This is also an excellent opportunity for you to define yourself as a key contributor and technical lead within the wider Equity technology division.
On a daily basis you will be working with tech
Responsibilities:
<ul>
<li>Deliver consistently excellent code, adhering to our team standards and industry best practices.</li>
<li>Identify and define necessary system enhancements to deploy new products and process improvements.</li>
<li>Partner with multiple related teams to ensure business critical goals are met efficiently and within agreed timescales.</li>
<li>Resolve a variety of high impact problems/projects through in-depth evaluation of complex business processes.</li>
<li>Achieve and maintain a high level of understanding and current system processes and industry standards.</li>
<li>Develop comprehensive knowledge of relevant areas of business and understand their goals and long-term strategy.</li>
<li>Serve as advisor or coach to mid-level developers and analysts, operating within an agile / frequent delivery mindset.</li>
<li>Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behaviour, conduct and business practices, and escalating, managing and reporting control issues with transparency.</li>
</ul>
Key Skills and Experience required - This section is about the candidate.
<ul>
<li>Experience as a technical lead senior developer with front-end technology (JS, ideally React).</li>
<li>Extensive experience of system analysis and development of production-quality software applications.</li>
<li>Consistently clear and concise written and verbal communication.</li>
<li>Experience working with APIs and microservices systems.</li>
<li>Proven experience in ensuring observability, robust testing quality practice and maintaining clean CI/CD pipelines.</li>
</ul>
Any Beneficial / Nice to have skills and experience:
<ul>
<li>Experience working in React JS, with applications providing clear view of market data and analytics, including real time.</li>
<li>Understanding of derivatives instruments/markets and related market data inputs for pricing and marking.</li>
<li>Exposure to microservices systems and container/cloud deployment and hosting designs.</li>
<li>Experience leveraging AI agents assistant tools rationally and safely for coding.</li>
<li>Additional technology experience: Kafka, ELK, Splunk, DBaaS…</li>
</ul>
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, 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:
<ul>
<li>27 days annual leave (plus bank holidays)</li>
<li>A discretional annual performance related bonus</li>
<li>Private Medical Care &amp; Life Insurance</li>
<li>Employee Assistance Program</li>
<li>Pension Plan</li>
<li>Paid Parental Leave</li>
<li>Special discounts for employees, family, and friends</li>
<li>Access to an array of learning and development resources</li>
</ul>
Visit our About Us | Culture, Values &amp; 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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Job Family Group:
Technology
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Job Family:
Applications Development
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Time Type:
Full time
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Most Relevant Skills
Please see the requirements listed above.
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Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.
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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.

Senior Front-End Developer (React) – Equity Derivatives Technology – VP

Senior Front-End Developer (React) – Equity Derivatives Technology – VP

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