Java EE Developer (Mid/Senior)

About the Project

Currently we are looking for Java EE Developers (Mid/Senior) who will join project from logistics industry. You will become part of the IT Commercial Products department, specifically within the Customer Service and Niche Business (CSNB) cluster. CSNB sits at the core of the customer-facing transport chain, managing the entire customer journey through import, export, customs procedures, and invoice generation across more than 130 countries. In addition to the standard shipping services, the team also develops IT solutions for special cargo and ensure that disputes are handled efficiently.

Work Mode: 100% remote (with occasional travels to Gdańsk/Hamburg)

Duration of the project: till the end of 2025 (with possibility of extension)

Salary: Mid 130-150 PLN/h; Senior 150-180 PLN/h

Job Responsibilities

• Develop and maintain Java EE applications
• Apply principles of Clean Architecture and Domain-Driven Design in system design
• Collaborate closely with internal stakeholders and external partners to analyze current systems, business processes, and requirements
• Modernize commercial applications by migrating them from a current technology stack to a cutting-edge cloud-based platform
• Create and maintain automated tests, including unit tests, database tests, and Selenium-based integration tests
• Engage in all stages of the software development lifecycle, from analysis and design to testing, deployment, maintenance, and third-level support
• Work in close cooperation with international colleagues across different cultures

Expectations

• Min. 3 years of hands-on experience in a similar role
• Strong command of object-oriented programming and Java EE technologies (such as JPA, CDI, JTA, JAX-RS, Servlets, Messaging, Batch and Stream processing, as well as Logging and Monitoring)
• Familiarity with software design principles and modeling tools like UML
• Solid experience working with relational databases and writing SQL queries
• Good understanding of agile software development practices, with a flexible mindset and a strong focus on customer needs
• Excellent communication skills and fluency in both spoken and written English

Nice to have:

• Interest in cloud technologies, particularly AWS and IBM Cloud, as well as in developing microservices
• Familiarity with containerization and orchestration tools like Docker, Kubernetes, and OpenShift
• Proven experience in designing architectures for distributed systems and web services, and developing scalable, high-performance applications
• Background in test-driven development practices
• Knowledge of Apache Kafka
• Understanding of, or hands-on experience with, the international logistics industry
• Practical experience with DevOps tools and processes, including Jenkins, Artifactory, Maven, and version control systems like GitLab or GitHub

We Offer

• Ongoing support from a dedicated agent who is caring about your project continuity, contact with clients, necessary formalities, work comfort, and development
• Career Development Program – advice on career planning based on the latest trends and market needs in IT, including consultations with career agents and mentors
• Access to 7N Learning & Development – a development and educational platform offering webinars, a library of articles and industry reports, and frequent invitations to both one-time and recurring events focused on technical, business, and lifestyle topics
• Spectacular events, both for you (e.g., annual Kick-Off trip, Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g. family picnics),
• Professional growth beyond your current project. You can actively engage in knowledge sharing through the 7N Services offering, designed for 7N clients.
• Connections and access to the expertise of top IT professionals in the market – the average professional tenure of our consultants in Poland is over 10 years,
• A complete benefits package, including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad.

About 7N

Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives. 

Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations.