Senior Java Developer with Kotlin

Senior Java Developer with Kotlin Job Req :

Warsaw, Mazovia, Poland

Hybrid

Aug. 06, 2026

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.

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 Dev Ops, 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 (Open Telemetry, 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…