Senior / Expert Java Developer
Offer summary

(Summary generated by AI based on the full job description)

The project covers banking systems in the Embedded Banking / Payments Service domain. Required stack includes Java, Spring Framework, Spring Boot, microservices and relational databases (PostgreSQL/Db2). Other technologies: Kafka, Docker, Kubernetes, CI/CD (Jenkins), Maven and JUnit. Responsibilities include developing new services, building distributed, highly available and high-throughput applications, and collaborating within a new Scrum team. Requires min. 6 years Java experience and use of AI-assisted tools (e.g. GitHub Copilot). Benefits include remote work opportunities and integration events.

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Senior / Expert Java Developer

Company: OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

from: 22 September 2026
to: 22 October 2026
160 - 160net (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior • expert
working mode:hybrid
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Java
Spring Framework
Spring Boot
PostgreSQL
Db2
GitHub Copilot
Kafka
Jenkins
Docker
Kubernetes
Maven
JUnit

Operating system

Windows

Our requirements

  • At least 6 years of proven experience in Java software development.
  • Hands-on experience developing Microservices.
  • Solid background with the Spring Framework and Spring Boot.
  • Experience working with relational databases (PostgreSQL and/or Db2).
  • Familiarity with building distributed, highly available applications.
  • Experience using AI-assisted development tools (e.g., GitHub Copilot).
  • Practical knowledge of modern tools and technologies including Kafka, CI/CD pipelines, Jenkins, Docker, Kubernetes, REST APIs, Maven, and JUnit.
  • Fluent in spoken and written English.

Optional

  • Knowledge of Specification-Driven Development (SDD) and SDD frameworks.

Your responsibilities

  • Developing new services and solutions within the Embedded Banking Service Domain.
  • Building distributed, highly available, and high-throughput applications.
  • Collaborating closely within a newly formed agile Scrum team.

About the project

We are looking for an experienced Java Developer to join our client, a prominent organization in the banking sector. You will be part of a newly created Scrum team working alongside experienced colleagues to develop new services and solutions in the Embedded Banking Service Domain (Payments Service Area).
Please note: Optiveum is the recruitment and contracting party for this position. The chosen candidate will sign a cooperation agreement directly with Optiveum.
Location: Warsaw, Gdańsk, or Gdynia (Poland)
Work Model: Hybrid (min. 60% office presence)

This is how we organize our work

This is how we work

you focus on a single project at a timeyou have influence on the productyou focus on product developmentagilescrum

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration
Company

Benefits

  • remote work opportunities
  • integration events

OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

Optiveum is acting as a sourcing partner for this role. You will be signing a cooperation agreement directly with our partner—a renowned IT contracting company with nearly 20 years of presence on the market.
The end client operates in the international public, defense, or government administration sector, leading large-scale, multi-million euro digital transformation projects.

This is how we work

Senior / Expert Java Developer
160–160 zł / hr. (B2B)
I apply to:
OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Warszawa, Masovian
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