Middle Java FullStack | Java + React.js / Angular

🏢 Summary: Full-stack Java developer role in the financial sector focused on building scalable microservices and modern frontend applications in an Agile environment. The position involves backend and frontend development using Java, Angular, cloud-native technologies, and distributed systems integrations. Hybrid work model with a long-term international project and competitive B2B rate. 🗂️ Requirements: 5+ years of commercial Java development experience, 2+ years of Angular experience, Knowledge of Spring Framework, Experience with microservices architecture, Experience with Docker, Experience with Kubernetes, Experience with Kafka and distributed systems, Knowledge of REST APIs, Knowledge of SQL, Experience with Oracle databases, Experience with Git, Understanding of Clean Code principles, Understanding of Continuous Integration, Experience integrating REST and SOAP services, Knowledge of XML, Knowledge of JSON, Knowledge of Avro, English level B2 or higher 📃 Skills: Java, Angular, React, Spring, Docker, Kubernetes, Kafka, REST, SQL, Oracle, Git, SOAP, XML, JSON, Avro, Jenkins, ArgoCD 🏢 Description: Senior Java Full-stack Developer 📍 Location: Warsaw, Gdańsk or Gdynia 🏢 Work model: Hybrid (3 days per week in the office) 📅 Project duration: August 2026 – January 2027 💰 B2B rate: up to 157 PLN/h ⏰ Full-time (40h/week) About the project Join an international financial institution and become part of a team responsible for building modern, scalable solutions supporting one of the company's key business domains. You will work in an Agile environment, developing cloud-ready microservices and integrating modern applications with existing enterprise platforms. This role combines backend and frontend development while giving you the opportunity to work with modern technologies, distributed systems, and high-performance applications. Your responsibilities Design, develop and maintain full-stack applications. Build and enhance Java-based microservices. Develop modern frontend solutions using Angular. Integrate applications using REST APIs, Kafka, MQ and Oracle databases. Participate in migration and transformation of existing systems. Ensure application quality, scalability and performance. Collaborate with architects, analysts, QA engineers and business stakeholders. Contribute to code reviews and technical improvements. We are looking for someone who has Minimum 5 years of commercial experience with Java development. At least 2 years of experience with Angular (React is also valued). Strong knowledge of Spring Framework . Experience building microservices architectures . Practical experience with Docker and Kubernetes . Experience working with Kafka and distributed systems. Knowledge of REST APIs , SQL and Oracle databases. Experience with Git . Understanding of Clean Code , Continuous Integration and software engineering best practices. Experience integrating REST and SOAP services. Good understanding of XML, JSON and Avro . Good command of English (B2 or higher) . Nice to have Jenkins Argo CD Event Sourcing Schema Registry DevOps practices What we offer Competitive B2B rate of up to 157 PLN/hour . Long-term international project. Opportunity to work with modern cloud-native technologies. Challenging projects within the financial sector. Professional, collaborative and Agile environment. Work with experienced engineers on large-scale enterprise solutions.

🏢 Summary: Mid-Level Java Fullstack Developer role focused on building and enhancing a cutting-edge Settlement Instructions management application in the financial sector. The position combines backend and frontend development with DevOps practices to deliver scalable, compliant, and high-quality solutions. Work in a hybrid model contributing to digital transformation of global payment processes. 🗂️ Requirements: 3+ years of fullstack development experience, Proficiency in Java 8/17, Strong knowledge of Spring Boot, Experience with Angular 15, Experience with micro-frontend architecture, Experience with Nx workspace, Knowledge of CI/CD pipelines, Experience with Kubernetes, Familiarity with ELK stack, Understanding of DevOps principles, Fluency in Polish and English, Legal right to work in the European Union 📃 Skills: Java, SpringBoot, Angular15, Nx, Microfrontends, DevOps, CICD, Bitbucket, Jenkins, SonarQube, Kubernetes, ELK, Liquibase, Hibernate, IBMMQ, Vavr, Oracle, PLSQL 🏢 Description: Unleash the power of innovative software development — shape the future with bold, scalable solutions! Warszawa-based opportunity with hybrid work model. As a Mid-Level Java Fullstack Developer , you will be working for our client, a leader in financial technology, focused on building and deploying a cutting-edge application for managing Settlement Instructions. You will contribute to a pivotal project that streamlines back-office payment processes, enabling seamless and compliant financial operations across the globe. Join us in driving digital transformation and shaping smarter, more efficient financial systems! Your main responsibilities: Develop and enhance robust backend solutions using Java 8/17, Spring Boot, and related frameworks. Build dynamic and responsive front-end components with Angular 15, Nx workspace, and micro-frontend architecture. Collaborate across teams to integrate backend services with intuitive UI features, ensuring an optimal user experience. Implement and manage DevOps practices, including CI/CD pipelines with Bitbucket, Jenkins, and SonarQube. Leverage container orchestration and monitoring tools like Kubernetes and ELK stack for scalable and reliable deployment. Maintain high code quality through comprehensive testing, code reviews, and adherence to best practices. Engage in continuous learning and contribute to team knowledge sharing with a collaborative, proactive attitude. You're ideal for this role if you have: 3+ years of professional experience in fullstack development, with a solid understanding of both backend and frontend technologies. Strong proficiency in Java (8/17), Spring Boot, and Angular 15. Experience with micro-frontend architectures, Nx workspace, and related tools. Knowledge of DevOps principles, CI/CD pipelines, and container orchestration (Kubernetes). Familiarity with monitoring tools such as ELK stack. A team-oriented mindset with excellent problem-solving skills and adaptability. Fluency in Polish and English (written and spoken). It is a strong plus if you have: Certifications in Java, Angular, or DevOps tools. Experience with Liquibase, Hibernate, IBM MQ, or vavr. Knowledge of Oracle PL/SQL. Language Required for the role: Fluent in Polish and English (written and spoken). Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Mid-Level Java Fullstack Developer role focused on building and enhancing a cutting-edge Settlement Instructions management application in the fintech domain. The position involves developing scalable backend services and dynamic frontend components while supporting DevOps and cloud-native deployment practices. The role contributes to streamlining global back-office payment processes through robust, compliant digital solutions. 🗂️ Requirements: 3+ years fullstack development experience, Proficiency in Java 8/17, Experience with Spring Boot, Proficiency in Angular 15, Experience with micro-frontend architecture, Experience with Nx workspace, Knowledge of CI/CD pipelines, Experience with Kubernetes, Familiarity with ELK stack, Fluent Polish and English, Legal right to work in the EU 📃 Skills: Java, Spring, SpringBoot, Angular, Nx, Microfrontend, CI/CD, Bitbucket, Jenkins, SonarQube, Kubernetes, ELK, Liquibase, Hibernate, IBMMQ, vavr, Oracle, PLSQL 🏢 Description: Unleash the power of innovative software development — shape the future with bold, scalable solutions! Warszawa-based opportunity with hybrid work model. As a Mid-Level Java Fullstack Developer , you will be working for our client, a leader in financial technology, focused on building and deploying a cutting-edge application for managing Settlement Instructions. You will contribute to a pivotal project that streamlines back-office payment processes, enabling seamless and compliant financial operations across the globe. Join us in driving digital transformation and shaping smarter, more efficient financial systems! Your main responsibilities: Develop and enhance robust backend solutions using Java 8/17, Spring Boot, and related frameworks. Build dynamic and responsive front-end components with Angular 15, Nx workspace, and micro-frontend architecture. Collaborate across teams to integrate backend services with intuitive UI features, ensuring an optimal user experience. Implement and manage DevOps practices, including CI/CD pipelines with Bitbucket, Jenkins, and SonarQube. Leverage container orchestration and monitoring tools like Kubernetes and ELK stack for scalable and reliable deployment. Maintain high code quality through comprehensive testing, code reviews, and adherence to best practices. Engage in continuous learning and contribute to team knowledge sharing with a collaborative, proactive attitude. You're ideal for this role if you have: 3+ years of professional experience in fullstack development, with a solid understanding of both backend and frontend technologies. Strong proficiency in Java (8/17), Spring Boot, and Angular 15. Experience with micro-frontend architectures, Nx workspace, and related tools. Knowledge of DevOps principles, CI/CD pipelines, and container orchestration (Kubernetes). Familiarity with monitoring tools such as ELK stack. A team-oriented mindset with excellent problem-solving skills and adaptability. Fluency in Polish and English (written and spoken). It is a strong plus if you have: Certifications in Java, Angular, or DevOps tools. Experience with Liquibase, Hibernate, IBM MQ, or vavr. Knowledge of Oracle PL/SQL. Language Required for the role: Fluent in Polish and English (written and spoken). Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Hybrid Mid-Level Java Fullstack Developer role focused on building and enhancing a modern Settlement Instructions management application within the financial sector. The position involves developing scalable backend services and dynamic frontend components while supporting DevOps and cloud-based deployments. You will contribute to streamlining global payment processes through robust, compliant, and high-quality software solutions. 🗂️ Requirements: 3+ years of professional experience in fullstack development, Strong proficiency in Java 8/17, Strong proficiency in Spring Boot, Strong proficiency in Angular 15, Experience with micro-frontend architecture, Experience with Nx workspace, Knowledge of CI/CD pipelines, Experience with Kubernetes, Familiarity with ELK stack, Fluency in Polish and English, Legal right to work in the European Union 📃 Skills: Java, Spring, SpringBoot, Angular, Nx, Microfrontend, CI/CD, Bitbucket, Jenkins, SonarQube, Kubernetes, ELK, Liquibase, Hibernate, IBMMQ, vavr, Oracle, PLSQL 🏢 Description: Unleash the power of innovative software development — shape the future with bold, scalable solutions! Warszawa-based opportunity with hybrid work model. As a Mid-Level Java Fullstack Developer , you will be working for our client, a leader in financial technology, focused on building and deploying a cutting-edge application for managing Settlement Instructions. You will contribute to a pivotal project that streamlines back-office payment processes, enabling seamless and compliant financial operations across the globe. Join us in driving digital transformation and shaping smarter, more efficient financial systems! Your main responsibilities: Develop and enhance robust backend solutions using Java 8/17, Spring Boot, and related frameworks. Build dynamic and responsive front-end components with Angular 15, Nx workspace, and micro-frontend architecture. Collaborate across teams to integrate backend services with intuitive UI features, ensuring an optimal user experience. Implement and manage DevOps practices, including CI/CD pipelines with Bitbucket, Jenkins, and SonarQube. Leverage container orchestration and monitoring tools like Kubernetes and ELK stack for scalable and reliable deployment. Maintain high code quality through comprehensive testing, code reviews, and adherence to best practices. Engage in continuous learning and contribute to team knowledge sharing with a collaborative, proactive attitude. You're ideal for this role if you have: 3+ years of professional experience in fullstack development, with a solid understanding of both backend and frontend technologies. Strong proficiency in Java (8/17), Spring Boot, and Angular 15. Experience with micro-frontend architectures, Nx workspace, and related tools. Knowledge of DevOps principles, CI/CD pipelines, and container orchestration (Kubernetes). Familiarity with monitoring tools such as ELK stack. A team-oriented mindset with excellent problem-solving skills and adaptability. Fluency in Polish and English (written and spoken). It is a strong plus if you have: Certifications in Java, Angular, or DevOps tools. Experience with Liquibase, Hibernate, IBM MQ, or vavr. Knowledge of Oracle PL/SQL. Language Required for the role: Fluent in Polish and English (written and spoken). Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Hybrid FullStack Developer (Java & Angular) role focused on building and maintaining scalable credit applications for international banking operations within a leading European bank’s technology hub. The position involves end-to-end development of microservices-based systems, ensuring high code quality, regulatory compliance, and collaboration across global teams. Candidates will work with modern Java and Angular stacks, contributing to design, implementation, maintenance, and continuous improvement of critical banking systems. 🗂️ Requirements: Minimum 3 years experience as FullStack Developer, Strong experience with Java 11+ and JDK 8+, Experience with Spring Framework (Boot, Batch, Security), Experience with Hibernate and JUnit, Experience building RESTful microservices (2-3 years), Experience with Angular 8+ (preferably 14) (2-3 years), Experience with TypeScript, JavaScript, HTML, CSS, Experience with SQL and PL/SQL, Experience with Oracle databases, Understanding of Agile methodologies, Knowledge of DevOps and CI/CD tools, Fluent English, Legal right to work in the European Union 📃 Skills: Java, JDK, Spring, Hibernate, JUnit, REST, Microservices, Angular, TypeScript, JavaScript, HTML, CSS, SQL, PLSQL, Oracle, Jenkins, JSON, XML 🏢 Description: Build full-stack platforms that move real-world business—securely, fast, and at scale. Location & work model Warsaw-based opportunity with hybrid work model. (Up to 4 remote days per week.) As a Mid-Level Java & Angular Full-Stack Developer / Senior Java & Angular Full-Stack Developer , you will be working for our client in a technology-driven environment supporting mission-critical applications across industries including logistics (sea freight), automotive financing, and banking . You’ll help design and deliver modular systems by combining modern Java services with responsive Angular user interfaces. Your main responsibilities: Develop and maintain full-stack features using Java (Java 8/17/21) and Angular for end-to-end functionality. Build backend services with Spring Boot and related Spring frameworks to support scalable application logic. Integrate asynchronous messaging using RabbitMQ and Kafka to ensure reliable data flow. Collaborate on database-driven solutions using Oracle , PostgreSQL , and/or MySQL . Work with build and dependency management via Maven in a structured CI/CD-ready codebase. Deliver clean, maintainable code for modular enterprise applications, including both backend-heavy and full-stack contributions. Contribute to the evolution of applications across the full lifecycle—from development through ongoing improvements. You're ideal for this role if you have: Minimum 3 years of professional experience in Java development and full-stack delivery. Strong experience with Java (Java 8/17/21) and Spring/Spring Boot . Hands-on experience with Angular for frontend development. Working knowledge of messaging systems such as RabbitMQ and/or Kafka . Experience with relational databases including Oracle , PostgreSQL , and/or MySQL . Familiarity with Maven and a modern Java build workflow. Ability to work effectively in a hybrid setup within Poland (Warszawa, Krakow) . It is a strong plus if you have: (optional) AWS certification and experience delivering applications on AWS. Experience building systems in modular enterprise environments (large-scale applications). Language Required for the role : English – fluent Eligibility for the role : Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Mid-Level Java Fullstack Developer role focused on building and enhancing a cutting-edge application for managing Settlement Instructions in the financial sector. The position involves developing scalable backend services and dynamic frontend components while contributing to DevOps processes and cloud-based deployments. This hybrid role offers the opportunity to drive digital transformation in global financial operations. 🗂️ Requirements: 3+ years of professional fullstack development experience, Strong proficiency in Java 8/17, Experience with Spring Boot, Experience with Angular 15, Experience with micro-frontend architecture, Knowledge of Nx workspace, Understanding of CI/CD pipelines, Experience with Kubernetes, Familiarity with ELK stack, Fluency in Polish and English, Legal right to work in the European Union 📃 Skills: Java, Spring, SpringBoot, Angular, Nx, Microfrontend, CI/CD, Bitbucket, Jenkins, SonarQube, Kubernetes, ELK, Liquibase, Hibernate, IBMMQ, vavr, Oracle, PLSQL 🏢 Description: Unleash the power of innovative software development — shape the future with bold, scalable solutions! Warszawa-based opportunity with hybrid work model. As a Mid-Level Java Fullstack Developer, you will be working on building and deploying a cutting-edge application for managing Settlement Instructions. You will contribute to a pivotal project that streamlines back-office payment processes, enabling seamless and compliant financial operations across the globe. Your main responsibilities: - Develop and enhance robust backend solutions using Java 8/17, Spring Boot, and related frameworks. - Build dynamic and responsive front-end components with Angular 15, Nx workspace, and micro-frontend architecture. - Collaborate across teams to integrate backend services with intuitive UI features, ensuring an optimal user experience. - Implement and manage DevOps practices, including CI/CD pipelines with Bitbucket, Jenkins, and SonarQube. - Leverage container orchestration and monitoring tools like Kubernetes and ELK stack for scalable and reliable deployment. - Maintain high code quality through comprehensive testing, code reviews, and adherence to best practices. - Engage in continuous learning and contribute to team knowledge sharing with a collaborative, proactive attitude. You're ideal for this role if you have: - 3+ years of professional experience in fullstack development, with a solid understanding of both backend and frontend technologies. - Strong proficiency in Java (8/17), Spring Boot, and Angular 15. - Experience with micro-frontend architectures, Nx workspace, and related tools. - Knowledge of DevOps principles, CI/CD pipelines, and container orchestration (Kubernetes). - Familiarity with monitoring tools such as ELK stack. - A team-oriented mindset with excellent problem-solving skills and adaptability. - Fluency in Polish and English (written and spoken). It is a strong plus if you have: - Certifications in Java, Angular, or DevOps tools. - Experience with Liquibase, Hibernate, IBM MQ, or vavr. - Knowledge of Oracle PL/SQL. Language Required for the role: - Fluent in Polish and English (written and spoken). Eligibility for the role: - Only candidates with an existing legal right to work in the European Union will be considered for this role.

🏢 Summary: Hybrid Java Full Stack Developer role focused on modernizing enterprise systems and building scalable, cloud-native microservices and web applications using Java and React. The position involves migrating legacy platforms to API-driven architectures, enhancing automation, and improving system efficiency and scalability. Work includes backend and frontend development within containerized and Kubernetes-based environments. 🗂️ Requirements: Strong experience with Java 11+, Hands-on experience with Kubernetes, Experience with containerized environments, Proficiency with Git, Strong Unix/Linux command line skills, Experience with SQL databases, Knowledge of RESTful APIs, Understanding of microservices architecture, Familiarity with HTTP, Familiarity with JavaScript 📃 Skills: Java, React, Kubernetes, Git, Unix, Linux, SQL, Oracle, REST, HTTP, JavaScript, Spring, SpringBoot, Microservices, Docker 🏢 Description: We are looking for a skilled Java Full Stack Developer to join our team in Kraków. This is a hybrid role requiring 2 days per week onsite , offering the opportunity to work on modernizing enterprise systems and building scalable, cloud-native solutions. Key Responsibilities Design, build, and support scalable services, microservices, and applications (both backend and frontend) using Java (11/17/21) and modern web technologies such as React Contribute to the modernization of legacy systems, including migration from mainframe and IBM WebSphere to API-driven and microservices-based architectures Help reduce operational costs and system complexity through modern engineering practices Improve testing efficiency by implementing and expanding automated testing frameworks Enhance Straight-Through Processing (STP) capabilities across services and platforms Required Skills & Experience Strong experience with Java (11 or higher) ; experience with Java 17+ is highly preferred Hands-on experience with Kubernetes and containerized environments Proficiency with Git for version control Strong command of Unix/Linux systems and CLI tools Solid experience with databases and SQL (Oracle preferred) Good understanding of RESTful APIs and microservices architecture Familiarity with HTTP/web technologies and JavaScript Nice to Have Experience with Reactjs for frontend development Background working in a DevOps-oriented delivery team Knowledge of application monitoring and observability tools Experience with Spring / Spring Boot

🏢 Summary: Full Stack Developer role focused on building scalable backend services in Java and modern, responsive front-end applications in React.js. The position involves designing RESTful APIs, collaborating with cross-functional teams, and delivering clean, maintainable, high-quality code in a hybrid work model. 🗂️ Requirements: Commercial experience with Java, Experience with Spring Boot framework, Strong knowledge of React.js, Proficiency in modern JavaScript, Experience designing and consuming RESTful APIs, Experience with relational or non-relational databases, Experience with version-controlled collaborative development, Availability to work onsite in hybrid model (Cracow) 📃 Skills: Java, SpringBoot, React, JavaScript, REST, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, CICD 🏢 Description: 𝗪𝗲 𝗔𝗿𝗲 𝗛𝗶𝗿𝗶𝗻𝗴: 𝗝𝗮𝘃𝗮 𝗮𝗻𝗱 𝗥𝗲𝗮𝗰𝘁.𝗷𝘀 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 We are currently seeking a skilled and motivated Full Stack Developer with strong expertise in Java and React.js to join our growing team. In this role, you will be responsible for designing and developing scalable backend services using Java, as well as building modern, responsive user interfaces using React.js. You will work closely with cross-functional teams to deliver high-quality, reliable solutions, while ensuring that your code is clean, maintainable, and efficient. 𝗞𝗲𝘆 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗶𝗯𝗶𝗹𝗶𝘁𝗶𝗲𝘀: Developing robust backend applications using Java, ideally with Spring Boot Creating intuitive and high-performing front-end applications using React.js and modern JavaScript Designing and consuming RESTful application programming interfaces Collaborating with colleagues across engineering, product, and design teams Contributing to code reviews and continuous improvement practices 𝗪𝗲 𝗮𝗿𝗲 𝗹𝗼𝗼𝗸𝗶𝗻𝗴 𝗳𝗼𝗿 𝗰𝗮𝗻𝗱𝗶𝗱𝗮𝘁𝗲𝘀 𝘄𝗵𝗼 𝗵𝗮𝘃𝗲: Proven experience working with Java and related frameworks Strong knowledge of React.js and modern JavaScript standards Experience working with relational or non-relational databases A proactive approach to problem-solving and a strong attention to detail Excellent communication and teamwork skills It would be beneficial if you also have: Experience working with cloud platforms such as Amazon Web Services, Microsoft Azure, or Google Cloud Platform Exposure to continuous integration and continuous delivery pipelines Familiarity with containerisation technologies such as Docker and Kubernetes 📍 𝗟𝗼𝗰𝗮𝘁𝗶𝗼𝗻: Cracow, Poland (Hybrid – 3 days per week onsite) 💼 𝗘𝗺𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁 𝗧𝘆𝗽𝗲: B2B If you are passionate about building impactful technology and are looking to take the next step in your career, we would be delighted to hear from you. Please apply or get in touch directly for more information.

🏢 Summary: Full Stack Developer role focused on migrating critical banking reporting systems to the cloud and building scalable web applications in a microservices architecture. The position combines Java and React development with cloud technologies to enhance data and reporting platforms. Work in an agile, cross-country team delivering secure, high-quality financial solutions. 🗂️ Requirements: 3+ years experience in large-scale full-stack web applications, Experience with microservices architecture, Proficiency in Java 17+, Strong knowledge of Spring and Spring Boot, Experience in RESTful API development, Expertise in ReactJS, Strong knowledge of JavaScript and TypeScript, Hands-on experience with Google Cloud Platform, Experience with relational databases or data warehouses, Experience with Git and SCM systems, Knowledge of CI/CD pipelines, Fluent English, Legal right to work in the EU 📃 Skills: Java, Spring, SpringBoot, REST, ReactJS, JavaScript, TypeScript, GCP, PostgreSQL, BigQuery, AlloyDB, Git, GitHub, Jenkins, Microservices, CI/CD 🏢 Description: Unleash innovation at the intersection of cloud, data, and full-stack development — shape the future of banking technology! Krakow-based opportunity with hybrid work model (up to 3 days remote per week). As a Java & React Full Stack Developer , you will be working for our client, a leading global financial institution, supporting the transformation of their data and reporting systems within the International Wealth & Premier Banking division. You will be instrumental in migrating critical reporting platforms to the cloud and developing scalable, web-based applications that enhance decision-making and operational efficiency. Join a dynamic team committed to technological excellence and career growth in the finance sector. Your main responsibilities: Independently design, develop, test, and deploy web applications in a collaborative, cross-country environment. Support the migration of existing reporting systems to cloud-based platforms, ensuring seamless transition and minimal disruption. Mentor and guide team members, facilitating knowledge transfer and best practices for technology stack evolution. Ensure development adherence to IT methodologies, security standards, and documentation requirements. Work in an agile environment to deliver high-quality features aligned with client needs. You're ideal for this role if you have: 3+ years of experience in delivering large-scale full-stack web applications with microservice architecture. Strong proficiency in Java (Java 17+ preferred), Spring/Spring Boot, and RESTful API development. Expertise in ReactJS, JavaScript, and TypeScript. Hands-on experience with Google Cloud Platform products. Working knowledge of relational databases/data warehouses such as PostgreSQL, BigQuery, or AlloyDB. Experience with Git and SCM systems like GitHub. Knowledge of data visualization tools (e.g., Apache ECharts) is an advantage. Understanding of CI/CD pipelines, particularly Jenkins. It is a strong plus if you have: Certifications or experience in cloud architecture or DevOps practices. Language Required for the role: Fluent English communication skills are essential. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Full Stack Java Developer role focused on building secure, scalable enterprise applications in the fintech and payments domain. The position covers full-stack development, AI-assisted engineering, and CI/CD automation within a modern microservices architecture. The role involves end-to-end delivery from design to deployment in a hybrid work model. 🗂️ Requirements: 5+ years commercial experience with Java, Strong expertise in SpringBoot, Strong expertise in SpringSecurity, Strong expertise in Hibernate and JPA, Experience building REST APIs, Experience with microservices and distributed systems, Solid knowledge of HTML5 CSS3 JavaScript, Hands-on experience with React Angular or Vue, Experience with Jenkins pipelines, Experience with Docker and Kubernetes, Experience with MySQL PostgreSQL or Oracle, Knowledge of software architecture and design patterns, Experience working in Agile Scrum, Understanding of cryptography encryption digital signatures and key management, Experience writing unit and integration tests using JUnit and Mockito 📃 Skills: Java, SpringBoot, SpringSecurity, Hibernate, JPA, REST, Microservices, HTML5, CSS3, JavaScript, React, Angular, Vue, Jenkins, Docker, Kubernetes, MySQL, PostgreSQL, Oracle, JUnit, Mockito, CICD, Agile, Scrum, Cryptography, Encryption, DigitalSignatures, KeyManagement, DesignPatterns 🏢 Description: 🚀 Senior Full Stack Java Developer 📍 Hybrid | 1 day from the office in Gdańsk or Warsaw Are you an experienced Full Stack Developer passionate about building secure, scalable applications and leveraging the latest AI-powered development tools? Join our team and help shape innovative solutions within the payments and fintech space. We're looking for a Senior Software Engineer who combines strong Java expertise with a modern engineering mindset and enthusiasm for Agentic AI technologies such as GitHub Copilot, ChatGPT, Claude, and Cline. 💡 Your Mission As a Senior Full Stack Java Developer, you will: 🔧 Development & Engineering Design, develop, and maintain enterprise-grade full-stack applications. Build scalable backend services using Java, Spring Boot, and Spring Security. Develop modern, responsive user interfaces using React, Angular, or Vue.js. Optimize database interactions using Hibernate/JPA. Design and implement secure solutions for handling sensitive financial data. Participate in the full software development lifecycle—from concept to deployment. 🤖 AI-Powered Development Utilize Agentic AI tools to accelerate development and improve code quality. Apply AI solutions for coding, testing, documentation, and troubleshooting. Explore and adopt emerging AI technologies to enhance engineering efficiency. Share AI best practices and drive innovation within the team. ⚙️ CI/CD & DevOps Build and maintain Jenkins CI/CD pipelines. Automate testing, deployment, and release processes. Improve development workflows and delivery speed. ✅ Quality & Testing Create and maintain unit and integration tests using JUnit and Mockito. Participate in code reviews and quality assurance initiatives. Debug and solve complex technical challenges. 🤝 Collaboration Work closely with Product Managers, QA Engineers, Designers, and fellow Developers. Participate in Agile/Scrum ceremonies. Contribute to technical documentation and knowledge sharing. 🎯 Must-Have Skills Backend ✔️ 5+ years of commercial Java development experience ✔️ Strong expertise in: Java Spring Boot Spring Security Hibernate/JPA ✔️ Experience building RESTful APIs ✔️ Experience with microservices and distributed systems Frontend ✔️ Solid knowledge of: HTML5 CSS3 JavaScript ✔️ Hands-on experience with: React Angular Vue.js DevOps & Infrastructure ✔️ Jenkins CI/CD ✔️ Docker & Kubernetes ✔️ MySQL, PostgreSQL, or Oracle Engineering Practices ✔️ Software architecture and design patterns ✔️ Agile/Scrum methodologies ✔️ Understanding of cryptography, encryption, digital signatures, and key management ⭐ Nice to Have Experience with AWS, Azure, or GCP Android or iOS development experience Open-source contributions Technical blogging or community involvement 💳 FinTech & Payments Experience 2+ years in fintech, payments, or financial services will be great (nice to have) Knowledge of ISO 8583, EMV, and PCI DSS Experience with HSMs and key management systems Familiarity with tokenization and real-time payment systems Understanding of financial compliance and regulations 🎁 What You'll Get ✨ Opportunity to work on innovative fintech products ✨ Exposure to cutting-edge AI-powered development practices ✨ Hybrid work model (Gdańsk or Warsaw) ✨ Collaborative and supportive engineering culture ✨ Influence on architecture and technical decisions ✨ Continuous learning and professional growth opportunities 🚀 Ready to build the future of fintech with AI-enhanced engineering? Apply now and join a team where modern technology, innovation, and engineering excellence come together.