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Senior Backend Developer/Team Lead (B2B Contract)
  • Warsaw
Senior Backend Developer/Team Lead (B2B Contract)
Warszawa, Warsaw, Masovian Voivodeship, Polska
Nationale-Nederlanden
25. 2. 2025
Informacje o stanowisku

Senior Backend Developer/Team Lead (B2B Contract)

Apply locations: Warszawa

Time type: Full time

Posted on: Posted 30+ Days Ago

Job requisition ID: REQ2697107

Your responsibilities will include:

  • Developing applications using Java technology,
  • Supporting the Tech Lead and the development team,
  • Ensuring code quality and performing code reviews,
  • Participating in deployments,
  • Assisting the Product Owner in defining non-functional requirements,
  • Being responsible for the technical vision of the product,
  • Identifying and communicating alternative technical solutions,
  • Communicating dependencies and obstacles in achieving business goals and the technical vision of the product,
  • Maintaining standards, best practices, and processes for ensuring the technical quality of the product, including documentation and code review processes,
  • Identifying and communicating technical debt.

Our requirements:

  • At least 5 years of commercial experience,
  • Practical knowledge of Spring Boot, Java, Gitlab, MS SQL, REST, SOAP,
  • Experience with Docker, Kubernetes, or OpenShift,
  • Willingness to participate in the entire software development process (from analysis, through development, to maintenance/support of your application),
  • Knowledge of user authentication and authorization,
  • Familiarity with microservices architecture,
  • Practical knowledge of Kafka, RabbitMQ, or similar,
  • Desire to be a Mentor and Leader of the Java team,
  • Responsibility for your applications/team’s work,
  • Orientation towards working in an agile Scrum environment,
  • Quick adaptation to new conditions and technological changes,
  • Proactivity, desire for change, and excellent communication skills.

Nice to have:

  • Experience working with Jira and Confluence,
  • Knowledge of Prometheus, Grafana, Elasticsearch tools - experience in creating monitoring,
  • Willingness to collaborate on the development of shared resources within the organization (CI/CD, tools).

Benefits that will make you smile:

  • You will work in a hybrid mode with flexible working hours,
  • We focus on development, so you will have access to training, webinars, and webcasts,
  • Ask Henry will be your personal assistant, helping you with tasks such as shopping, returning products, finding and booking flights or trips, handling personal matters, and many other activities,
  • We will offer you discounts on Dell and Samsung products,
  • Do you train or take care of yourself? Great, you can join our sports section,
  • Do you want to come to work by bike? Welcome! We have excellent infrastructure for cyclists.

In addition to a competitive remuneration package, fringe benefits, a hybrid and flexible working model, we offer learning and development opportunities to all our employees at NN.

Our goal is to attract, support and continue to work together with talent, regardless of age, gender, religion or disability. We are proud of our values, we care, we are transparent and we keep our word. We believe this is a big part of what makes NN a great place to work.

Could this be the opportunity you are looking for? Would you like to work with a company that has a Top Employer Certification? If so, apply now!

Top Employer

Top Employer, given by the Top Employer Institute, one of the most respected organizations in the business world, according to the survey results covering 20 topics including Work Environment, Talent Acquisition, Learning, Wellbeing, Diversity and Inclusion and more. We won the Top Employer certification for the sixth time in a row.

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