Job ID: 99856935728Posted: 2026-08-28Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications DevelopmentCompany: CitiThe Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of design and developing large, complex and distributed systems.This role is within the FiTP team in Belfast, United Kingdom. The successful individual will ideally have a good knowledge of Fixed Income products and experience in building software systems to handle the capture and processing of high volume of such trades.In this fast paced environment you must be able to prioritize tasks, work within deadlines, taking a pragmatic and thoughtful approach, paying close attention to details. You will need to employ strong communication skills, necessary to effectively produce client solutions.This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.Knowledge/Experience: Bachelor’s degree with a relevant major (Computer Science, Information Technology, Mathematics, Engineering, or similar) Proven experience in design and development of high performance, low-latency, multi-threaded applications. Extensive hands-on development experience in Java. Demonstrated ability to learn new business concepts and technologies. Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirementsExperience required Solid understanding of software development fundamentals including data structures, design patterns and object-orientated programming. Proficiency in core Java demonstrable success in developing multi-threaded applications and expert level knowledge in data structures, algorithms, collections, and error handling.Spring Framework (and Spring Boot): This is almost non-negotiable for enterprise Java development. Expertise in Spring Boot for rapid application development, Spring MVC for web applications, Spring Data JPA for persistence, and Spring Security for authentication / authorization.Microservices Architecture: Understanding how to design, develop, and deploy independent, loosely coupled services, which is a common pattern for applications running on ECS.RESTful APIs: Designing, developing, and consuming RESTful web services using Java and Spring Boot.Build Tools: Maven or Gradle for project management and build automation.Proven ability to develop clean, testable code. Understanding of relational database concepts and knowledge in SQL. Experience with Jira, Git/Bitbucket, Gradle and CI/CD tools, e.g. TeamCity and UrbanCode Deploy. Experience with Linux/Unix. Knowledge on cloud technologies e.g. Artifactory, Docker and OpenShift.Knowledge of fixed income products, customer and broker market platforms and trading protocols desirable.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 youBy 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 bonusPrivate Medical Care & Life InsuranceEmployee Assistance ProgramPension PlanPaid Parental LeaveSpecial discounts for employees, family, and friendsAccess to an array of learning and development resourcesVisit our Global 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.#LI-AP2------------------------------------------------------Job Family Group: Technology------------------------------------------------------Job Family:Applications Development------------------------------------------------------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.
Senior Software Engineer (Java) - Fixed Income (VP) in Belfast employer: Citigroup
Citi is an exceptional employer, offering a dynamic work environment in the heart of London where innovation meets collaboration. As a Sales Director, you will benefit from extensive training and mentorship opportunities, fostering your professional growth while working alongside industry leaders in FX Sales. With a strong commitment to integrity and inclusivity, Citi provides a supportive culture that empowers employees to excel and drive meaningful results for clients.