Senior Java Fullstack Developer
Offer summary

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

The project involves development in the Cards Service domain for the banking sector, focused on internet-facing commercial cards applications. Required stack: Java, Spring Boot, Angular, Kafka, SQL, Docker, Kubernetes and CI/CD tools: Git/Bitbucket, Jenkins. Responsibilities include designing and implementing features, developing microservices and REST APIs, ensuring performance and availability, troubleshooting incidents and remediating vulnerabilities (SAST, container scans), participating in Agile ceremonies and supporting CI/CD processes. Rate up to 150 PLN/h net (B2B), hybrid work 75% remote (Gdańsk/Warsaw).

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Senior Java Fullstack Developer

Company: OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

from: 22 September 2026
to: 22 October 2026
150 - 150net (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Java
Spring Boot
Angular
Docker
Kubernetes
Git
Bitbucket
Jenkins

Operating system

Windows

Our requirements

  • 5+ years of Full Stack Java development experience.
  • Solid hands-on experience with Java, Spring Boot, Microservices, and REST APIs.
  • Proficiency in Angular and Angular Material.
  • Good knowledge of Kafka and SQL databases.
  • Experience working with Docker, Kubernetes, Git, Bitbucket, Jenkins, and CI/CD pipelines.
  • Understanding of secure coding and OWASP principles, along with experience resolving security vulnerabilities (SAST, container scans).
  • Strong troubleshooting and problem-solving skills.
  • Experience working in an Agile/Scrum environment.

Optional

  • Previous experience in the banking, cards, or payments domains.
  • Experience with cloud platforms.
  • DevSecOps and vulnerability management experience.
  • Background in performance tuning and application monitoring.
  • Technical mentoring and coaching experience.

Your responsibilities

  • Design, develop, test, and maintain applications using Java, Spring Boot, Angular, Kafka, SQL, Docker, and Kubernetes.
  • Develop and enhance microservices-based solutions following clean code principles and best practices.
  • Build and maintain REST APIs and integrations with internal and external systems.
  • Participate actively in Agile/Scrum ceremonies (planning, refinement, reviews, and retrospectives).
  • Collaborate closely with Product Owners, Analysts, Architects, Security Specialists, and Operations teams to deliver business value.
  • Analyze, troubleshoot, and resolve application defects, incidents, and production issues.
  • Identify and remediate security vulnerabilities detected through SAST, container scanning, dependency scanning, and penetration testing.
  • Drive secure coding practices and contribute to improving the security posture of applications.
  • Support CI/CD processes using Git, Bitbucket, and Jenkins for efficient software delivery.
  • Leverage AI-powered tools (such as GitHub Copilot and Microsoft 365 Copilot) to improve development efficiency, code quality, and testing.

About the project

We are Optiveum, an IT recruitment and contracting agency. Currently, we are looking for a Senior Java Fullstack Developer for our Client from the banking sector.
In this role, you will work within the Cards Service Domain, focusing on the development, maintenance, and continuous improvement of internet-facing Commercial Cards applications. You will be responsible for designing and implementing new functionalities, enhancing existing solutions, and ensuring high availability, performance, and security of business-critical applications.
Client: A leading company in the banking sector
Location: Gdańsk or Warszawa (Hybrid work: 75% remote)
Rate: Up to 150 PLN/h net (B2B)
Contracting Party: B2B agreement signed directly with Optiveum

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 developmentagile

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration
  • DevOps
Company

What we offer

  • Long-term B2B cooperation signed directly with Optiveum.
  • Hourly rate up to 150 PLN/h net.
  • Flexible hybrid work model (75% remote) from the Gdańsk or Warsaw office.
  • Seamless recruitment process and dedicated support from our team throughout the duration of the project. Java, Spring Boot, Microservices

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 Java Fullstack Developer
150–150 zł / hr. (B2B)
I apply to:
OPTIVEUM SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Warszawa, Masovian
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