Senior Java Backend Developer

Dcgcareer — Poland · Posted ~2 hours ago

Senior

Skills

Java Java 17+ Spring Boot 3.3.x Backend Development Application Development Solution Design Requirements Analysis Testing Deployment

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Summary ✨ AI‑Generated

Work as a Senior Java Backend Developer building and modernizing applications for complex savings and investment workflows. You will use Java 17+ and Spring Boot 3.3.x, develop calculation engines and regulatory solutions, integrate with external authorities, create customer-facing reporting capabilities, and participate across the full software delivery lifecycle.

Highlights

Senior backend role focused on modern Java and Spring Boot, complex financial calculations, regulatory compliance, international tax processes, integrations, reporting, and full software delivery from requirements through deployment.

Description

Location: Warsaw/Gdańsk/Gdynia As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for: Senior Java Backend Developer Responsibilities: Upgrade applications to Java 17+ and Spring Boot 3.3.x baselineDesign, develop and maintain Java applications supporting savings and investments productsBuild calculation engines ensuring compliance with tax regulations across multiple countriesDevelop solutions supporting complex business processes, tax authority integrations and customer-facing reportingParticipate in requirements analysis, solution design, development, testing and deployment activitiesCollaborate with financial analysts to translate business requirements into technical solutions Requirements: Proven experience in Java and Spring Boot upgrade projectsStrong proficiency in Java 21 and Spring BootHands-on experience with PostgreSQL and SQLPractical knowledge of messaging technologies such as JMS, MQ or similarStrong understanding of Java frameworks including Spring and HibernateExperience with relational databases and SQL-based developmentKnowledge of OpenAPI and AsyncAPI for producing and consuming dataFamiliarity with Git and CI/CD pipelinesUnderstanding of software design patterns and object-oriented programming principlesVery good command of English, both spoken and written Offer: Private medical careCo-financing for the sports cardConstant support of dedicated consultantEmployee referral program