Senior Java Developer with Kotlin

Citi; New York (NY); Hybrid; USD 72,000 - 123,000; Full time

Benefits offered by this job

Private Medical Care

Life Insurance

Parental Leave

Sport Card

Cafeteria benefits

Annual incentive

Discretionary bonus

Job summary

Citi Solutions Center Poland is seeking a Senior Java Developer with Kotlin to lead core components of the Prime Brokerage platform. You will mentor an agile team and drive quality through modern SDLC and DevOps practices.

The role emphasizes architecture, stakeholder collaboration, and documentation while delivering scalable software in a hybrid environment. A strong background in Java/Kotlin and cloud tools is required.

Qualifications

• 6-10 years of relevant experience in Apps Development or systems analysis role.
• Extensive experience in system analysis and programming of software applications.
• Experience in managing and implementing successful projects.
• Subject Matter Expert in at least one area of Applications Development.
• Ability to adjust priorities quickly as circumstances dictate.
• Demonstrated leadership and project management skills.
• Bachelor’s degree/University degree or equivalent experience. Master’s degree preferred.

Responsibilities

• Own and develop core components for the Prime Brokerage platform using Java/Kotlin.
• Provide technical leadership to an agile team, mentoring developers and establishing best practices for coding, testing, and CI/CD.
• Drive a culture of quality and continuous improvement in SDLC and DevOps, using metrics like DORA to boost efficiency.
• Lead system architecture, design, planning, and estimation discussions with technical teams and business stakeholders.
• Translate complex business requirements into detailed technical specifications.
• Oversee the creation and maintenance of all project and technical documentation.
• Proactively identify, mitigate, and solve complex risks throughout the software development lifecycle.
• Manage production support, analyze issue patterns, and lead efforts to improve system performance, scalability, and reliability.

Skills

Java

Kotlin

Test-Driven Development

Agile

Cloud Technologies

Kafka

OpenShift

SQL

Observability

Education

Bachelor’s degree/University degree or equivalent experience

Master’s degree preferred

Tools

Kubernetes

OpenShift

TIBCO

Kafka

SQL Server

Trino

Mongo

S3

OpenTelemetry

ELK

Grafana

Job description

Senior Java Developer with Kotlin

Job Req Id:

26981626

Location(s):

Warsaw, Mazovia, Poland

Job Type:

Hybrid

Posted:

Aug. 06, 2026

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.

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.

Responsibilities:

• Own and develop core components for the Prime Brokerage platform using Java/Kotlin.

• Provide technical leadership to an agile team, mentoring developers and establishing best practices for coding, testing, and CI/CD.

• Drive a culture of quality and continuous improvement in SDLC and DevOps, using metrics like DORA to boost efficiency.

• Lead system architecture, design, planning, and estimation discussions with technical teams and business stakeholders.

• Translate complex business requirements into detailed technical specifications.

• Oversee the creation and maintenance of all project and technical documentation.

• Proactively identify, mitigate, and solve complex risks throughout the software development lifecycle.

• Manage production support, analyze issue patterns, and lead efforts to improve system performance, scalability, and reliability.

Technical Experience

• Java & Test-Driven Development are essential.

• Experience in any number of additional technologies (listed below) is advantageous:

• Kotlin

• Cloud Technologies (Kubernetes, Open Shift)

• Messaging Technologies (Kafka, Solace, TIBCO)

• Database / Data Store / Data Query Technologies (SQL Server, Trino, Mongo, S3)

• Observability Technologies (OpenTelemetry, Elastic Stack / ELK, Grafana)

Recommended Qualifications:

• 6-10 years of 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

What we can offer you:

By joining Citi Solutions Center Poland, you will not only be part of a business casual workplace with a hybrid working model (currently up to 2 days working at home per week), but also (potentially, subject to final offer) receive a competitive base salary and enjoy a whole host of additional benefits which can include:

• Employer paid Defined Contribution Pension Plan contribution of 6% of employee’s pensionable earnings (PPE Program)

• Employer paid Private Medical Care Package for employees and Private Medical Care Packages for certain family members available at preferential rates

• Employer paid Life Insurance Program for employees and Life Insurance for certain family members available at preferential rates

• Employee Assistance Program financed by Employer

• Paid Parental Leave Program (maternity and paternity leave; statutory and 2 weeks additional paid paternity leave)

• Sport Card for employees subsidized via Social Benefits Fund and Sport Cards for certain family members available at preferential rates

• Additional benefits from Company’s Social Benefit Fund, in particular: Holidays Allowance, support for sport and cultural activities, team building events.

• Additional day off for volunteering

• Cafeteria/ flex benefit – a company benefits system which enables employees to select and purchase benefits offered by a provider and available for employees on the platform.

• Opportunity to receive an annual discretionary incentive award

• Special offers and discounts for employees

• Copy and paste the URL below into a new tab on your web browser to view the Remuneration Regulations extract: https://tbcdn.talentbrew.com/company/287/cms/v3/docs/policies/RemunerationRegulations-KeyProvisions-CitibankEurope_plc_05012025_A.pdf

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-KK5

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location Full Time Salary Range:

268 390,00 zł - 457 010,00 zł

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.