Senior Developer - Equity Derivatives Tech (VP)

Citibank (Switzerland) AG; Belfast City District; Hybrid; Confidential; Full time

Job summary

Citi Belfast seeks a senior developer to lead and deliver a pre-trade RFQ and pricing platform for Equity Derivatives and Delta 1 desks worldwide. You will work with front-office, sales, trading, and quants to shape the product and drive design choices.

The role emphasizes leadership, production-quality software, and robust CI/CD practices within an agile environment. You will mentor teammates and influence technology strategy across the Equity technology division.

Qualifications

• Demonstrated experience as a technical lead and senior developer.
• Extensive experience building production-quality software.
• Strong knowledge of microservices, containers and cloud hosting designs.
• Proficient in Java/Kotlin with Kafka and ELK stack.
• Experience maintaining robust CI/CD pipelines and testing practices.
• Experience with AI coding assistants such as Devin, Copilot or Claude Code.

Responsibilities

• Deliver high-quality code aligned with team standards and best practices.
• Define system enhancements to deploy new products and improvements.
• Collaborate with multiple teams to meet business goals within timelines.
• Resolve high-impact problems by analyzing complex processes.
• Maintain deep knowledge of current system processes and industry standards.
• Mentor mid-level developers and analysts within an agile delivery mindset.
• Assess risk in business decisions and ensure regulatory compliance.

Skills

Technical lead

Microservices

Java/Kotlin

Kafka

CI/CD

Education

Bachelor's degree

Master's degree preferred

Tools

React JS

MongoDB

Apache NiFi

Solace

Job description

We are seeking a senior developer to join the Belfast based team part of the Equity Derivatives Pre-Trade technology group. This role will position you as a technical and delivery lead to help to design and deliver the build out of a pre-trade request-for-quote and pricing platform used by the Equity Derivatives and Delta 1 desks 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 as well as front office sales, trading, and quants colleagues across all Derivative & Delta 1 desks.

Responsibilities

• Deliver consistently excellent code, adhering to our team standards and industry best practices.
• Identify and define necessary system enhancements to deploy new products and process improvements.
• Partner with multiple related teams to ensure business critical goals are met efficiently and within agreed timescales.
• Resolve a variety of high impact problems/projects through in-depth evaluation of complex business processes.
• Achieve and maintain a high level of understanding and current system processes and industry standards.
• Develop comprehensive knowledge of relevant areas of business and understand their goals and long-term strategy.
• Serve as advisor or coach to mid-level developers and analysts, operating within an agile / frequent / low risk delivery mindset.
• 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.

Required Qualifications

• Demonstrated Experience as a technical lead senior developer.
• Extensive experience of system analysis and development of production-quality software applications.
• Consistently clear and concise written and verbal communication.
• Experience working on microservices systems and container/cloud deployment and hosting designs.
• Understanding of financial instruments, ideally Equity, Derivatives and Delta 1 asset classes.
• Proficient in multi-threading and parallel task programming.
• Proven experience in ensuring robust testing quality practice and maintaining clean CI/CD pipelines.
• Experience working in Java/Kotlin, Kafka, ELK.
• Experience leveraging safely AI coding agents such as Devin, Copilot, Claude Code.

Preferred Qualifications

• Understanding of trade booking and life cycle processes Knowledge/experience of FIX in equity order management or request for quote flows.
• Additional technology experience: React JS, Apache NiFi, MongoDB, Solace or similar messaging middleware.

Education

Bachelor’s degree or equivalent experience required Master’s degree preferred

Job Family Group: Technology

Job Family: Applications Development

Time Type: Full time

Most Relevant Skills Please see the requirements listed above.

Other job-related duties may be assigned as required.

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