Senior Java / Kotlin Engineer, Citi

Citi

Location:
United Kingdom, London

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Not provided

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Job Description:

Prime Brokerage Technology provides solutions that underpin the operations of our clients and traders that provide the foundation of our Prime Finance business. This is an area of great opportunity and is a major growth target for Citi – with technology providing the key to unlock this potential.

Job Responsibility:

Ownership and delivery on a variety of components (Java/Kotlin) within the Core Prime Brokerage platform
Provide technical leadership for an agile development team, championing best practices in Continuous Integration and Continuous Deployment (CI/CD)
Foster a culture of quality through developer-led automated testing initiatives
Drive continuous improvement in SDLC, agile and DevOps processes using key performance indicators, including DORA metrics, to enhance team efficiency and software delivery
Lead design, planning and estimation discussions within the team and with partners from across the department along with business stakeholders
Conduct high-level system analysis and architecture design, ensuring alignment with business requirements, technical standards and the overall architecture blueprint
Facilitate requirement gathering and translate complex business needs into technical specifications
Oversee the creation and maintenance of project and technical documentation
Identify and mitigate risks throughout the SDLC, proposing solutions to complex problems
Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
Oversee production support processes, collaborating with operations and business stakeholders
Analyze issue patterns to drive improvements
Guide documentation efforts, maintain on-call rotations and lead post-mortems
Lead efforts to resolve root-causes and enhance performance, scalability, and reliability
Provide technical leadership and serve as advisor or coach to mid-level developers, analysts and grads

Requirements:

Extensive relevant experience in Apps Development or systems analysis role
Extensive experience system analysis and in programming of software applications
Experience in managing and implementing successful projects
Subject Matter Expert (SME) in at least one area of Applications Development
Ability to adjust priorities quickly as circumstances dictate
Demonstrated leadership and project management skills
Consistently demonstrates clear and concise written and verbal communication
Bachelor’s degree/University degree or equivalent experience
Master’s degree preferred

Nice to have:

Experience in Kotlin, Java, Kafka Streams
Familiarity with Cloud Technologies (Kubernetes, Open Shift)
Knowledge of Messaging Technologies (Kafka, Solace, TIBCO)
Proficiency in Database / Data Store / Data Query Technologies (SQL Server, Trino, Mongo, S3)
Experience with Observability Technologies (OpenTelemetry, Elastic Stack / ELK, Grafana)

What we offer:

Equal opportunity employer
Accessibility support for individuals with disabilities

Additional Information:

Job Posted:
September 03, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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Senior Java / Kotlin Engineer