Senior Java Developer (Java, Spring Boot, Kafka, Oracle)
At OPTIVEUM sp. z o.o. · Gdańsk; Gdańsk, Poland; Warsaw; Warsaw, Poland
- Engineering
- Senior
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Where you’ll work
Hybrid, based in Gdańsk or Warsaw
“Gdańsk”
From the location.
“Gdańsk, Poland”
From the job board field.
“Warsaw”
From the location.
“Warsaw, Poland”
From the job board field.
The job board lists it as hybrid.
Hybrid means some days in the office. The listing says how many, and where.
Languages
Language: Polish
“Fluent English (used daily) and fluent Polish.”
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- Posted
- 13 November 2026
- First seen by us
- 14 November 2026
- Last checked
- 15 hours ago
Job description
From OPTIVEUM sp. z o.o.’s job post, as they wrote it.
Senior Java Developer (Java, Spring Boot, Kafka, Oracle)
About the Offer
We are currently looking for a Senior Java Developer with Kafka to join the team of our client from the banking industry. For this role, Optiveum is the recruitment and contracting party, which means you will sign the cooperation agreement directly with us.
You will be a key member of one of the client's agile teams, designing and building well-tested, clean solutions and working closely with business stakeholders on regulatory needs, where your engineering input will be highly valued. The client is looking for long-term cooperation.
Read the full description
Key Details:
* Rate: up to 150 PLN/h net + VAT (B2B)
* Work Model: hybrid – 3 days per week in the office, 2 days remote
* Location: Gdańsk (preferred) or Warsaw
* Key Skills: Java, Spring Boot, Spring Integration, Kafka, Oracle, Gradle, Docker, Kubernetes, CI/CD
* Application deadline: 30 November 2026
Responsibilities:
* Acting as a key member of an agile development team.
* Designing and coding robust, well-tested and clean solutions using modern tools and technologies.
* Working mainly with technologies you know well, while also stepping into new technology areas when needed to help the team deliver on its commitments.
* Understanding regulatory needs and working closely with business stakeholders to shape the best solutions.
* Developing and improving CI/CD pipelines, on both the development and deployment side.
* Integrating with and consuming data from API services.
* Defining and designing tests that cover the application, including negative test cases.
Requirements:
* Degree in Software Engineering, Computer Science or a similar field.
* 4–5+ years of commercial experience as a Java Developer and a solid understanding of development principles.
* Strong skills in Java, Gradle, Spring Boot and Spring Integration.
* Hands-on experience with Oracle and Kafka.
* Experience developing and improving CI/CD pipelines.
* Experience with Docker and Kubernetes.
* Experience consuming data from API services.
* Ability to design tests covering the application, including negative scenarios.
* Fluent English (used daily) and fluent Polish.
* Willingness to work from the client's office in Gdańsk or Warsaw 3 days per week.
Nice to Have:
* Previous experience in the banking or financial sector, ideally on regulatory projects.
Senior Java Developer (Java, Spring Boot, Kafka, Oracle)OPTIVEUM sp. z o.o.
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