Java Developer (m/f/d)

Commerzbank Digital Technology Centre Poland; Łódź; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Life insurance

Flexible working hours

Integration events

Development Plans for employees

Job summary

Commerzbank Digital Technology Centre Poland in Łódź is seeking a Java-focused frontend/backend developer to build new web-based frontends and interfaces for digital banking products. You will work with React components and REST APIs in an agile team.

You will align with business analysts, participate in scrum ceremonies, resolve incidents, and contribute to test and development activities. Fluent English and Polish (B2) are expected, and continuous learning is encouraged.

Qualifications

• Strong Java/J2EE background with Spring framework experience.
• Good understanding of REST APIs and frontend interfaces.
• Knowledge of message queues, especially Kafka.
• Experience with unit testing, reliable and maintainable code.
• Familiarity with Agile methodologies and Scrum ceremonies.
• Fluent Polish and English at minimum B2 level.

Responsibilities

• Develop new web-based applications and frontends for digital banking products.
• Design interfaces to connect frontends to backends and data objects.
• Use React components and existing style guides to build UIs.
• Participate in agile ceremonies and collaborate with analysts and operation experts.
• Support incident resolution, bug fixing, and testing efforts.

Skills

Java

J2EE

Spring

REST APIs

Frontend design

OO design

Agile

Unit testing

CI/CD

English

Polish

Tools

Apache Kafka

CI/CD tooling

Job description

Cluster Daily Banking (DBK) delivers fast, client-focused Daily Banking products and services for online channel. Our main products are around everything that is needed for our private customers on the online channel.

By using J2EE, REST, SOAP APIs, React.js, and Apache Wicket, we are developing in the environment of Cross Channel Banking (CCB).

Within the cluster DBK, the development teams provide new digital products and solutions directly for the customers of the Bank. You will develop new frontends, modules or interfaces for these products in close cooperation with business analysts and application operation experts of your team.

Your Main Tasks Are

• You are developing new web-based applications and frontends for digital products and services of the Bank. These new web-based applications are a part of the portal platform of the bank.
• You will be using read‑to‑use React components (Commerzbank living Style Guide) as well as designing new components and creating React frontends for several use cases.
• You will design and develop interfaces to connect the frontends to backends. This comprises the understanding of complex business requirements and business data objects of the digital finance functionalities and processes. Of course, you will be supported by the business analysts and other developers of the team.
• You will support incident resolution and bug fixing and support the test and development team.
• You will be working in an agile team setup, meaning the team includes business domain colleagues, business analysts, architects, developers and application operation experts.
• Participate in scrum ceremonies (Daily, Planning, Review, Retro) using VidCo/Telco or – exceptionally – in person.

What is important for us?

• Proficiency in Java, J2EE and related Java frameworks (especially Spring).
• Basic knowledge of message/queue systems, particularly Apache Kafka.
• Experience with unit testing, ensuring code reliability and maintainability.
• Strong understanding of object‑oriented design principles for scalable and modular solutions.
• Familiarity with Agile methodologies, fostering collaboration and adaptability.
• Confident use and design of REST APIs in line with internal coding standards and guidelines.
• Ability to design interfaces according to frontend requirements.
• Hands‑on experience with CI/CD practices to streamline and automate development workflows.
• Fluency in English and Polish at a minimum B2 level.

How?

Hybrid on Ogrodowa 8 street Łódź.

What we offer?

• Development Plans for employees.
• Life insurance.
• Flexible working hours.
• Integration events.
• And much more.

Please Add The Following Clause To Your Application

• I consent to the processing of personal data contained in this document by Commerzbank AG with its registered office in Frankfurt am Main, Germany, 60261 Kaiserplatz, operating through the Branch in Poland with its registered office in Łódź, 91-203 Łódź, ul. Wersalska 6, KRS 0000631053, for the implementation of the current recruitment process and for the future recruitment for a period of 6 months, in accordance with the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of individuals with regard to the processing of personal data and the free flow of such data and the repeal of Directive 95/46/EC (RODO) and in accordance with the Act of 10 May 2018 on the protection of personal data (Journal of Laws of 2018, item 1000). I provided my personal data voluntarily and I declare that they are truthful. I have the right to withdraw this consent at any time. The withdrawal of consent shall not affect the lawfulness of processing based on consent before its withdrawal.
• I have read the content of the information clause, including information about the purpose and methods of processing personal data and the right to access to my personal data and about the right to correct, rectify and delete it.