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.
Citi is seeking a highly motivated and curious engineer as a trading tool developer to work embedded within the Systematic & Credit Portfolio Trading business. This role offers a unique opportunity for in‑person collaboration with traders, quants, and product development. You will rapidly iterate on revenue‑making & risk‑reducing tooling, learn the business context, and balance strategic builds versus immediate needs.
Key Responsibilities
- Define trade tooling business requirements directly with traders
- Work collaboratively with traders, quants and product development team to develop trading tools (such as portfolio optimization, P&L analysis, trading recommendations, etc.)
- Maintain an ecosystem for rapid application tooling that can support contributions directly from traders in a sustainable manner
- Leverage Python and React to create high quality software that can be delivered and adapted at the pace the business operates
- Collaborate with production support to ensure stability and maintainability of critical trading functions
Required Skills / Experience
- Proven experience building applications and tools in Python/Java or similar language
- Experience with containerized deployment Kubernetes/OpenShift, Helm and Docker
- Strong engineering fundamentals – managing complexity and designing for stability and maintainability
- Experience with CI/CD tooling such as Jenkins, Harness, etc.
- Experience analyzing complex data sets and drawing evidence‑based conclusions
- Experience using agentic coding agents to accelerate development while maintaining high quality code and comprehensibility of the resulting system
- Excellent oral and written communication skills
- Prior experience in Credit or capital markets is a plus
- Prior experience in Credit other secondary trading businesses is a plus
Education
Bachelor’s degree/University degree or equivalent experience
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 annually reviewed), 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
Equal Opportunity & Accessibility
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.
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