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September 5, 2026

Java Developer with Kotlin

Senior • On-site

189,660 - 322,940 PLN/yr

Warsaw, Poland

Prime Brokerage Technology provides solutions supporting client and trader operations within the Prime Finance business.

Responsibilities

  • Develop and deliver components for the Core Prime Brokerage platform using Java/Kotlin.
  • Improve CI/CD practices and implement automated testing within an agile development environment.
  • Participate in design, planning, and estimation discussions; break work into technical tasks.
  • Collaborate with business analysts and stakeholders to refine and clarify requirements.
  • Create and maintain project and technical documentation.
  • Identify and communicate potential risks and issues for assigned tasks.
  • Participate in production support, including issue diagnosis, enhancements, and system reliability improvements.
  • Collaborate with a global team, conduct peer reviews, and mentor junior analysts and graduates.

Technical Experience

  • Java and Test-Driven Development are essential.
  • Additional advantageous technologies: Kotlin; cloud technologies including Kubernetes and OpenShift; messaging technologies including Kafka, Solace, and TIBCO; database, data store, and query technologies including SQL Server, Trino, Mongo, and S3; observability technologies including OpenTelemetry, Elastic Stack/ELK, and Grafana.

Recommended Qualifications

  • 5–8 years of relevant experience.
  • Experience in systems analysis and programming of software applications.
  • Experience managing and implementing successful projects.
  • Working knowledge of consulting and project-management techniques/methods.
  • Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements.
  • Bachelor’s degree/university degree or equivalent experience.

Benefits

  • Hybrid working model, currently with up to 2 days of remote work per week.
  • Competitive base salary, subject to final offer.
  • Employer-paid 6% defined contribution pension plan contribution.
  • Employer-paid private medical care for employees, with family packages available at preferential rates.
  • Employer-paid life insurance for employees, with family coverage available at preferential rates.
  • Employee Assistance Program.
  • Paid parental leave, including statutory leave and 2 additional paid weeks of paternity leave.
  • Subsidized sport card, with family cards available at preferential rates.
  • Social Benefit Fund benefits, including holiday allowance, sport and cultural activity support, and team-building events.
  • Additional day off for volunteering.
  • Cafeteria/flexible benefits system.
  • Opportunity for an annual discretionary incentive award.
  • Employee special offers and discounts.

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

Full-time salary range: 189,660.00 zł–322,940.00 zł.

Qualified candidates receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.

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