Citi
OTC Derivatives & Margin Applications Support - Technical Lead - Vice President
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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 OTC Derivatives & Margin PS team provides the technical and business support for Citi’s global OTC Derivatives & Margin Business. Support teams are located in multiple regions; Belfast, India, Singapore & Canada.
We are searching for a highly motivated and enthusiastic technical senior for OTC Derivatives & Margin Team– based in Belfast. We work in partnership with the business running the application production platform, providing quick resolutions to their issues, driving stability, efficiency and effectiveness improvements to help us and the business succeed. The role will entail working closely with senior business partners, developing application knowledge, driving and tracking projects around stability and service improvement, incident resolution and follow-up activities and providing strategic technical solutions.
Key Responsibilities:
Production Support & Stability
- Provide timely, high quality L2 technical support for OTC Derivatives & Margin platforms, ensuring minimal business impact during incidents.
- Investigate, diagnose, and resolve complex application, data, and infrastructure issues across distributed systems.
- Monitor system health and performance, proactively identifying risks and addressing issues before they impact business.
- Support market cut offs and time critical workflows.
Incident & Problem Management
- Own the full incident lifecycle from detection through resolution, including stakeholder communication.
- Lead root cause analysis and post incident reviews, driving permanent remediation and risk reduction.
- Partner with development teams to prioritise fixes and resilience improvements.
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Technical Leadership & Collaboration:
- Work closely with Operations, Business Analysts, Developers, and Infrastructure teams across regions.
- Provide technical mentorship and guidance to junior support engineers.
- Influence application design and deployment decisions to improve stability, observability, and operability in production.
- Participate in a rotational on call schedule, including weekend support, for critical systems.
Continuous Improvement & Engineering Excellence:
- Develop and maintain high quality support documentation, runbooks, and knowledge base articles.
- Drive automation initiatives using scripting and tooling to reduce manual intervention and operational risk.
- Assist with application deployments, upgrades, and disaster recovery testing.
- Identify and implement opportunities to improve monitoring, alerting, and support efficiency.
Required Skills & Experience:
- Strong functional knowledge of Investment banking and OTC Derivatives & Margin business.
- Proven experience supporting business critical applications in a global markets or trading environment.
- Strong SQL skills with experience working with relational databases (e.g. Oracle, SQL Server).
- Experience with middleware and messaging technologies such as MQ and Kafka.
- Demonstrable scripting ability in Python or shell scripting for automation and analysis.
- Experience with enterprise monitoring and observability tools such as ITRS Geneos, Splunk, Grafana, or equivalent.
- Strong analytical and troubleshooting skills, with the ability to operate effectively under pressure.
- Excellent verbal and written communication skills, able to translate complex technical issues for both technical and non technical stakeholders.
- Familiarity with ITIL frameworks and best practices for incident, problem, and change management.
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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
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
Job Family: Applications Support
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.
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