Possible locations
  • Warsaw
  • Bialystok
  • Bydgoszcz
  • Czestochowa
  • Gdansk
  • Gliwice
  • Katowice
  • Cracow
  • Lublin
  • Lodz
  • Pila
  • Poznan
  • Rzeszow
  • Wroclaw
  • Remote work
Technologies & tools
  • Java EE
  • EJB
  • Microservices
  • Kafka
  • ElasticSearch
  • Cassandra
  • Docker
  • Kubernetes
  • OpenShift

Do you want to influence an app used by 30 million users in 10 countries? Join our team implementing projects for PAYBACK and have an impact on the development of one of the largest loyalty programs. Together with the client, we build teams of specialists in areas such as frontend, backend, mobile development, CRM or Real-Time Data Management.

As a Senior Java Developer, you will be working in an agile environment and be part of DevOps-centric culture. You will be working on a huge codebase where some parts are state-of-the-art and other no less important parts are still based on older technologies. This gives you the chance to learn new technologies and to benefit from all the experience you gained in the past to maintain and incrementally modernize the older parts of our platform.

Your role

  • Implementing new features for the international platform of the loyalty system
  • Implementing code and getting involved early in the overall process and delivering your software up to production
  • Refactoring and cleaning up existing code as well as writing new code

Your skills
  • At least 5 years of professional experience in Java programming
  • Knowledge of Java EE and EJB
  • Knowledge of Microservices, Kafka, Elasticsearch, Cassandra, Docker, Kubernetes and OpenShift
  • Extensive knowledge about Clean Code and  caring about sustainability

Job no. 211018-3VXCT

Why Sii

Great Place to Work since 2015

it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas

Hundreds of fascinating projects

prestigious brands from around the world, long-term contracts and preferred partner status for many clients

Project suited to you

Do you want to change your career path? Is your project coming to an end? We’ll find you a new one! We have an app for this – Job Changer

Employment stability

revenue of EUR 225 M, no debts, 15 years on the market

PLN 500 000 per year for your ideas

with this amount, we support the passions and voluntary actions of our workers

6 000+ experts

Tech Communities and the best industry experts to learn from

Investment in your development

workshops, webinars, training platform, and technology blog – you choose

Great, comfortable offices

perfect place to work, integrate, have fun together, and celebrate successes

Open-minded and available management team

quick decision-making, we’re all on a first-name basis

True values

these are not empty words – we’re guided by them every day

Fantastic atmosphere

created by all Sii Power People

Attractive benefits package

private healthcare, benefits cafeteria platform, car discounts and more

Join us

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