Senior Java Full Stack Developer – Banking and Financial Services

Java

Senior Java Full Stack Developer – Banking and Financial Services

Java
Centrum, Krakow

ITDS

Full-time
B2B
Mid
Hybrid
6 532 - 8 399 USDNet per month - B2B

Job description

Empower financial innovation — shape the future of banking technology!

Krakow-based opportunity with hybrid work model allowing up to 3 remote days per week.

As a Senior Java Full Stack Developer – Banking and Financial Services, you will be working for our client, a leading global bank, contributing to the development and support of critical financial applications. You will help build robust, scalable systems that drive digital transformation in the banking sector, offering innovative solutions to complex financial challenges.

Your main responsibilities:

  • Deliver application enhancements and provide ongoing support as a key member of a global engineering team.
  • Collaborate with business stakeholders to plan, execute, and meet project milestones.
  • Lead the resolution of critical incidents, ensuring timely fixes and issue resolution.
  • Own end-to-end production support, managing support requests, tickets, and queries.
  • Diagnose, troubleshoot, and resolve application performance, stability, and usability issues.
  • Create and maintain technical documentation, best-practice guides, and process artifacts.
  • Continuously develop your skills through training, certifications, and practical experience.
  • Act as a subject matter expert for system functionality, operational constraints, and best practices.
  • Participate actively in agile delivery, identifying risks and dependencies early.

You're ideal for this role if you have:

  • 6+ years of experience in Java development and full-stack engineering.
  • Deep expertise with Java 21, Spring Boot 3.x, microservices, REST APIs, and JSON.
  • Strong knowledge of React JS, PostgreSQL, and messaging systems like MQ or Solace.
  • Working familiarity with Kubernetes, Redis, and application security best practices.
  • Exposure to observability tools and DevOps/CI/CD pipelines: Grafana, Splunk, Logstash, Prometheus, Jenkins, Ansible.
  • Excellent written and verbal communication skills in English.
  • Ability to work effectively across distributed teams with responsiveness and ownership.
  • Customer-focused mindset with a passion for high-quality deliverables.
  • Comfortable operating within a DevOps model, supporting testing, analysis, and support tasks.

It is a strong plus if you have:

  • Basic Python, shell scripting, and experience with workflow engines like Activiti.
  • Familiarity with testing frameworks such as JMock/Mockito and Selenium.
  • Support or development experience with workflow-based applications.

Language Required for the role:

  • Fluent English

Eligibility for the role:

  • Only candidates with an existing legal right to work in the European Union will be considered for this role.

#MAKEYourCareerBETTER

Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

Tech stack

    English

    B2

    Microservices

    advanced

    REST APIs

    advanced

    Java

    advanced

    Spring Boot

    advanced

    Application Security

    regular

    PostgreSQL

    regular

    Kubernetes

    regular

    DevOps/CI/CD

    regular

    banking/financial services

    regular

    React JS

    regular

Office location

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