Java Fullstack Developer
Offer summary

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

The project involves global supply chains and developing new features using modern technologies. The main stack includes Java, Spring, React, Python, Kubernetes, CI/CD. Responsibilities cover full-stack development, microservices design, TDD/BDD, DevOps, cloud/hybrid solutions. The remuneration is 40-60 USD/h net + VAT. Benefits include private medical care, sports cost sharing, remote work.

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Java Fullstack Developer

Company: Integral Solutions

from: 1 July 2026
to: 31 July 2026
salary not specifiedB2B contract (full-time)
Salary details
basic salary
Offer parameters
level:mid
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Java
Spring Framework
Python
React.js
JavaScript
Junit
Jasmin
Mockito
Protractor
Selenium
Spring Boot
Spring Cloud
Kubernetes
Cloud foundry

Optional technologies

Kotlin

Our requirements

  • BSc in Software Engineering or BS degree in Computer Science.
  • 8+ years of experience in the following technologies: Java (must have), Spring.
  • 2+ years of experience with Python
  • 2+ years of experience in FE, mainly React (MUST), and other modern JavaScript Framework/libraries.
  • Work in XP practices, including remote pair programming and continuous delivery.
  • Experience with Functional Programming and Java Streams.
  • Experience with developing a reactive UI (Reactive JS).
  • 2+ years of experience in TDD/BDD development in the following frameworks: Junit, Jasmin, Mockito, Protractor/Selenium
  • 3+ years of experience in micro-services-based architecture and tools (Spring Boot/Cloud)
  • Experience in DevOps development and Jenkins.
  • Experience in designing, developing, and deploying cloud/hybrid-based solutions.
  • Experience in developing and deploying in Container based environments (Kubernetes, Cloud foundry).
  • Familiarity with the following design concepts: micro-services, service discovery, circuit breaker.
  • Self-starter with the ability to appropriately priorities and plan complex work in a rapidly changing environment.
  • Versatility and capability to switch easily between different tasks and technologies.
  • Experience in assessing a broad range of information solutions and products.
  • Strong critical thinker with problem solving aptitude.
  • Fluent English - verbal and written.

Optional

  • Experience with LLMs/AI/Prompt Engineering/MCP.
  • Experience with Data Analytics – big advantage.
  • Experience in development in Kotlin – big advantage.

Your responsibilities

  • Full-stack development of innovative applications with Java, Spring, React, and modern JS frameworks.
  • End-to-end ownership of the development lifecycle: design, architecture, coding, testing, deployment, and DevOps.
  • Build and maintain microservices architectures and reactive UIs.
  • Apply TDD/BDD practices with JUnit, Mockito, Jasmine, Selenium/Protractor.
  • Contribute to CI/CD pipelines and deployments on Kubernetes / Cloud Foundry.
  • Design and deliver cloud/hybrid solutions with high scalability and reliability.
  • Work in XP practices, including remote pair programming and continuous delivery.

About the project

We are looking for an exceptional Senior Software Developer with a passion for coding who is not afraid to seek new solutions.
We offer cooperation with a unique client who provides opportunities for development in many complex and global supply chain projects.
You will join a new IT Hub, where you will encounter only new technologies and projects related to the creation of new functionalities.
Salary range: 40-60/h USD netto + Vat

This is how we organize our work

This is how we work

at the client's siteyou focus on a single project at a timeyou can change the projectyou focus on product developmentagilescrum

This is how we work on a project

  • Clean Code
  • DevOps
Company

Development opportunities we offer

  • substantive support from technological leaders
  • technical knowledge exchange within the company
  • time for development of your ideas

Benefits

  • sharing the costs of sports activities
  • private medical care
  • remote work opportunities
  • integration events
  • no dress code
  • christmas gifts
  • employee referral program

Recruitment stages

  • 1.
    Rozmowa telefoniczna – wstępna rozmowa z Rekruterem
  • 2.
    Weryfikacja u klienta – ocena dopasowania do wymagań biz.
  • 3.
    Rozmowa techniczna – spotkanie z przedstawicielem firmy

Integral Solutions

Integral Solutions, Informatica Platinum Partner Enterprise, od ponad 20 lat dostarcza nowoczesne rozwiązania IT dla biznesu, oferując usługi m.in. w zakresie integracji danych, Data Engineering (Big Data) oraz Data Governance. Specjalizując się w rekrutacji pracowników z branży IT, nie tylko w obszarze danych, pomaga Klientom powiększać zespoły projektowe o profesjonalistów IT.
Java Fullstack Developer
I apply to:
Integral Solutions
Warszawa, Masovian
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