Java Developer

8 000 - 21 000 PLNGross per month - Permanent

Java Developer

Java

aleja Grunwaldzka 415, Gdańsk

Lufthansa Systems

8 000 - 21 000 PLN
Gross per month - Permanent
Full-time
Permanent
Senior
Hybrid

Tech stack

    Polish

    C1

    English

    C1

    Java

    advanced

    Spring

    advanced

    RDBMS

    advanced

    NoSQL

    advanced

    MongoDB

    advanced

    Linux

    advanced

    Docker

    advanced

    Kubernetes

    advanced

    JUnit

    advanced

    Mockito

    advanced

Job description

 About the project

We are looking for qualified Java Developer for our project, which is part of our main product - Lido Flight. The main task is to support the team in the development of the In Flight Optimization (IFO). IFO is a strategic initiative of the Lido portfolio. It is a module, which provides real-time re-optimization of flight plans during the flight. The IFO module acts as a bridge between the dispatcher's world and the pilot's world, seamlessly integrating flight planning tools with pilot applications. This integration unites and streamlines workflows, ensuring that both dispatchers and pilots can collaborate effectively to achieve optimal flight performance.


Your responsibilities

  • Implementing interesting algorithms in the aeronautical domain,

  • Taking care of the high quality of technical solutions, ensuring compliance with best practices and security standards,

  • Cooperating with the development team in designing and deploying solutions,

  • Implementing the idea of DevOps.


Our requirements

  • Minimum 5 years of experience as a Java Developer, strong knowledge of Java 11+ and Spring (Boot, Data, Security, Web).

  • Experience with RDBMS and NoSQL databases (e.g. MongoDB).

  • Proficiency with Linux, scripting, Docker, and Kubernetes; hands-on experience with microservices architecture.

  • Experience in writing unit tests (JUnit, Mockito).

  • Background in system integration and working with REST APIs and JMS.

  • Good knowledge of design patterns and coding best practices.

  • Degree in Computer Science or a related field.

  • English proficiency at B2/C1 level, strong communication skills.

  • Analytical thinking, independence, proactivity, and teamwork skills.

  • Availability to work from the Gdańsk office at least 2 times per week.


Optional

  • Helm charts,

  • Working knowledge of CI systems like Jenkins,

  • Familiarity with Angular,

  • Familiarity with Python,

  • Experience working in Scrum,

  • Experience working with JIRA or similar issue tracking tools


What we offer

  • An international working environment, atmosphere that stimulates development,

  • Individual career path,

  • Contract of employment,

  • Lufthansa Group membership benefits,

  • Flexible working time and place adjusted to employee’s needs. Possibility of starting your workday between 07:00 and 11:00,

  • Workplace adjusted to employee's needs,

  • Support for your passion for sports within the local activity group and co-financing Multisport cards,

  • Private medical care for employees and their family members,

  • No dress code,

  • Parking space for employees,

  • Holiday funds,

  • Sharing the costs of holidays for kids,

  • Sharing the commuting costs.

Published: 29.08.2025
Office location
ADVERTISEMENT: Recommended by Just Join IT