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Senior Java Developer
Senior Java developer maintaining mission-critical financial systems, troubleshooting distributed microservices (Spring Boot, Kafka, IBM MQ) and optimizing high-traffic messaging pipelines.
Java Developer
Build and maintain Java J2EE tax-management apps for Spain’s public administration using Oracle/DB2, batch processes, and web services.
Java Developer
Build and maintain REST APIs in Java to integrate third-party software with Utimaco’s hardware security modules (HSMs), following clean-code practices and OpenAPI specs.
Junior Java Developer
Build and maintain Java backend services using TDD/BDD, refactoring and clean code, while collaborating in Agile sprints for a global media and telecom client.
Junior Java Developer
Build and maintain Java backend services using TDD and Agile, focusing on clean code and RESTful APIs for a global adtech agency.
Software Architect
Designs and leads Paymentus’s enterprise payments platform, defining scalable microservices, APIs, and data flows while mentoring engineers and translating business needs into technical solutions.
Software Engineer
Build and maintain Siebel CRM systems for a public-sector client, integrating with Adobe AEM, J2EE, and BI tools like OBIEE and PowerBI.
Hybrid Full-Stack Java/Angular Developer – CRM & Telephony
Builds CRM web modules with Angular front-end and Java/J2EE middleware in a hybrid Gdańsk office.
Software Engineer Java
Build and maintain Java-based internal banking tools (workflow, content management, automation) for HSBC’s EU teams using Spring, J2EE, and micro-services.
Full Stack Java Developer (Hybrid role) Manhattan, NY
Builds CRM web modules in Angular2+ and Java/J2EE middleware to integrate phone systems with banking workflows, including testing and global rollout support.
Full Stack Developer IV
Lead full-stack development for lottery systems, designing secure, scalable solutions and mentoring mid-level engineers using J2EE, Hibernate, JavaScript, and web services.
Senior Java Developer – Aviation Crew Scheduling (Hybrid)
Builds Java-based crew scheduling software for airlines, working hybrid in Kraków to design and maintain aviation operations systems.
Java Developer | Spring, Microservices, Equity Eligible
Build and maintain Java/Spring microservices for a global payments platform, owning development, integration, and releases within an Agile team.
Full Stack Developer
Builds and maintains core Java-based financial reference data systems using Spring, React, and microservices, ensuring secure, scalable solutions for client lifecycle management.
Praca na stanowisku Senior Java Developer
Senior Java Developer builds backend services using Java (JEE/J2EE), Spring, Hibernate, and SQL for global client projects in an outsource team.
Senior Java Developer — Remote, Spring & Cloud
Builds and maintains mission-critical Java applications using Spring, Hibernate, and cloud architectures in a collaborative team setting.
Senior Java Developer (86/821)
Senior Java developer building a mission-critical aviation crew-management platform using Java/J2EE, Spring, Hibernate, and Oracle in a hybrid Kraków office.
Java Developer (m/f/d)
Develops Java-based web applications and React frontends for Commerzbank’s online banking portal, integrating with REST/SOAP APIs and Kafka in an agile team.
Java Developer (m/f/d)
Build and maintain web-based banking applications using Java, Spring, React.js, and REST APIs for Commerzbank’s online customer portal.
Senior Java Developer
Build and maintain scalable Java-based business applications for card processing and high-transaction environments using J2EE, Oracle, and middleware tools.