Mid-Level Full Stack Developer – Microservices & REST APIs

🏢 Summary: Mid-Level Full Stack Developer role focused on building and deploying scalable microservice architectures and RESTful APIs for modern banking applications. The position involves backend and frontend development, cloud deployment, and collaboration within international agile teams. It offers a hybrid work model in Krakow and emphasizes high-quality engineering practices in a financial technology environment. 🗂️ Requirements: Minimum 4 years of experience in software engineering (backend and full-stack), Experience with Java (recent versions), Experience with ReactJS, Experience with GCP cloud platform, Experience with Docker and Kubernetes, Experience designing and deploying microservice architectures, Experience delivering RESTful APIs to production, Experience with PostgreSQL and database integrations, Fluent English (spoken and written), Legal right to work in the European Union 📃 Skills: Java, ReactJS, GCP, Docker, Kubernetes, PostgreSQL, REST, Microservices 🏢 Description: Unleash Innovation — Build Scalable, Microservice-Driven Ecosystems! Krakow-based opportunity with hybrid work model. As a Mid-Level Full Stack Developer , you will be working for our client, a leading organization committed to cutting-edge financial technology solutions. You will contribute to delivering robust microservice architectures and RESTful APIs that power modern banking applications, fostering innovation and growth in the financial sector. Your main responsibilities: Deliver high-quality code to production, ensuring reliable deployment of microservice systems Support and enhance architecture and design in line with best practices for microservice environments Maintain awareness of business and non-functional requirements to support scalable growth Drive engineering culture and promote best practices across global and regional teams Collaborate seamlessly with international teams, supporting agile development cycles Proactively identify and remove impediments, communicate risks, and escalate issues when necessary Identify process improvements and develop innovative solutions to optimize development workflows You're ideal for this role if you have: At least 4 years of experience in software engineering, specifically in backend and full-stack development Experience with Java, preferably recent versions Familiarity with GCP cloud platform Experience developing UI applications using ReactJS Knowledge of containerization and orchestration tools such as Docker and Kubernetes Proven expertise in designing, developing, and deploying applications within microservice architectures Hands-on experience delivering RESTful APIs to production environments Solid experience working with PostgreSQL schemas and database integrations Strong command of English (fluent level) It is a strong plus if you have: Prior experience in the banking or financial services sector Language Required for the role: Fluent English, both spoken and written 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 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: 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: Senior Full Stack Developer role in a hybrid model (Kraków) focused on building and maintaining scalable, mission-critical financial applications. The position involves end-to-end development, from analysis to deployment and support, using Java, React, and SQL. You will contribute to high-quality full-stack solutions while ensuring performance, stability, and adherence to best practices. 🗂️ Requirements: Minimum 5 years of full-stack development experience, Proficiency in Java, Proficiency in SQL, Proficiency in React, Working knowledge of UNIX environments, Understanding of HTTP APIs and RESTful services, Experience with end-to-end software development lifecycle, Fluent English, Legal right to work in the European Union 📃 Skills: Java, React, SQL, Kotlin, UNIX, HTTP, REST, DevOps 🏢 Description: Unleash Innovation — Drive Impact as a Senior Full Stack Developer in Kraków! Kraków-based opportunity with hybrid work model (up to 3 days remote). As a Senior Full Stack Developer , you will be working for our client, a leader in Global Markets Technology, focused on delivering robust, scalable solutions that empower financial services worldwide. Join a dynamic team where your expertise will shape mission-critical applications, enhance operational efficiency, and foster digital transformation. Your main responsibilities: Collaborate within a dedicated team of 4–6 developers, taking ownership of all development phases from analysis to deployment and support. Break down business requirements into user stories and deliver iterative enhancements to production. Design, develop, and optimize full-stack solutions using Java, React, and SQL, ensuring high-quality code and adherence to best practices. Identify and address technical debt, balancing new features with system stability and performance. Participate in pair programming and code reviews to foster knowledge sharing and code excellence. Support existing applications post-deployment, ensuring continuous functionality and performance improvements. Follow technology guidelines and constraints, ensuring solutions are scalable, maintainable, and aligned with project standards. You're ideal for this role if you have: At least 5 years of professional experience in full-stack development or related fields. Strong proficiency in Java, SQL, and React; familiarity with Kotlin is a plus. Working knowledge of UNIX environments. Good understanding of HTTP APIs, particularly RESTful services. Demonstrated willingness to learn new programming languages and frameworks. Excellent communication skills in English. It is a strong plus if you have: Experience with DevOps practices or familiarity with other programming languages. Relevant certifications or training related to full-stack development. Language Required for the role: Fluent English (verbal and written). Eligibility to work in this 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: 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: Mid-Level Kotlin/Java Developer role focused on building and enhancing a microservices-based Developer Experience platform in the fintech domain. The position involves designing and implementing web applications and APIs, improving compliance and automation through scalable cloud-integrated solutions. The role follows a hybrid model in Krakow and emphasizes Agile delivery and high-quality code practices. 🗂️ Requirements: 3+ years experience with Java or Kotlin, Experience in API development, Experience with SQL databases, Knowledge of HTML, Knowledge of JavaScript, Understanding of microservices architecture, Experience working in Agile environments, Experience with Jira and Confluence, Strong troubleshooting skills, English B2+ level, Legal right to work in the EU 📃 Skills: Java, Kotlin, SQL, HTML, JavaScript, Microservices, APIs, Agile, Jira, Confluence, CICD, Jenkins, AWS, Azure, GCP, Linux, AIX, WAS, Testing, TestAutomation 🏢 Description: Unleash innovation through code — drive the next evolution of microservices and cloud integration! Krakow-based opportunity with hybrid work model As a Mid-Level Kotlin/Java Developer , you will be working for our client, a leading player in the financial technology industry, focused on building a cutting-edge Developer Experience platform. You will help develop a robust microservice architecture to enhance compliance and streamline development processes, shaping the future of software control and automation. Join us and be part of a transformative journey that fosters innovation and career growth. Your main responsibilities: Collaborate with cross-functional teams to design, develop, and implement web applications and APIs using Kotlin and Java. Build and maintain microservices that address critical business challenges and improve developer experience. Work closely with testers and other developers to ensure high-quality, efficient code delivery. Proactively engage with customers and internal stakeholders to resolve issues and incorporate feature requests. Participate in Agile practices, including peer reviews, automated testing, and continuous integration/deployment workflows. You're ideal for this role if you have: 3+ years of experience in Java, Kotlin, or related development fields. Strong expertise in API development, databases (SQL), and front-end technologies such as HTML/Javascript. Solid troubleshooting skills and experience working within Agile environments using Jira/Confluence. Good understanding of microservice architecture. Excellent communication skills in English (B2+). It is a strong plus if you have: (optional) Cloud technology experience (AWS, Azure, GCP). Knowledge of CI/CD toolchains like Jenkins. Background in Systems Administration across Linux/AIX/WAS platforms. Test Automation skills. Language Required for the role: English (B2+ level) 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 Backend Developer role focused on maintaining and enhancing enterprise applications within a Shared Services environment using modern Java and microservices architecture. The position involves developing Java-based microservices, managing CI/CD pipelines, and supporting deployments to ensure scalable and efficient business processes. Hybrid work model based in Krakow. 🗂️ Requirements: Minimum 3 years of Java development experience, Strong knowledge of Java 8+, Strong knowledge of Spring framework, Experience with Concurrency and Multithreading, Experience with microservices architecture, Experience with Jenkins for deployments, Proficiency with basic Linux commands, Hands-on experience with Git, Hands-on experience with Maven, Communicative English level, Legal right to work in the European Union 📃 Skills: Java, Spring, Microservices, Jenkins, Git, Maven, Linux, Concurrency, Multithreading, CI/CD 🏢 Description: Ignite innovation — Transform enterprise applications with modern Java microservices! Krakow-based opportunity with hybrid work model. As a Mid-Level Java Backend Developer , you will be working for our client to support critical shared services by maintaining and enhancing enterprise applications. This role involves leveraging modern Java technologies and microservices architecture to drive efficiency, agility, and scalability in business processes. Your main responsibilities: Maintaining and enhancing applications within the Shared Services environment Developing and maintaining Java-based microservices Implementing deployments using Jenkins and managing CI/CD pipelines Working with version control systems and build tools such as Git and Maven Applying basic Linux shell commands to support deployment and server management You're ideal for this role if you have: At least 3 years of experience in Java development Strong knowledge of Java 8+ and Spring framework (Spring Context, DI, IoC) Experience with Concurrency and Multithreading Microservices architecture experience Knowledge of Jenkins for deployment processes Basic Linux commands proficiency (find, ls, grep, sed) Hands-on experience with Git and Maven It is a strong plus if you have: Kubernetes experience CI/CD pipeline knowledge, including Helm Deployment strategies such as canary and blue-green Familiarity with testing frameworks like Mockito Event-Driven Development experience Language Required for the role: Communicative level of English 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 Java Full Stack Developer role focused on building and supporting scalable banking applications within a global engineering team. The position involves developing microservices-based systems, ensuring production stability, and driving digital transformation in financial services. Hybrid work model with strong emphasis on DevOps, observability, and end-to-end support. 🗂️ Requirements: 6+ years of Java and full-stack development experience, Expertise in Java 21 and Spring Boot 3.x, Experience with microservices architecture and REST APIs, Strong knowledge of React JS, Experience with PostgreSQL, Experience with messaging systems (MQ or Solace), Familiarity with Kubernetes and Redis, Experience with CI/CD and DevOps practices, Knowledge of observability and monitoring tools, Fluent English, Legal right to work in the EU 📃 Skills: Java, Spring, SpringBoot, Microservices, REST, JSON, React, PostgreSQL, MQ, Solace, Kubernetes, Redis, Grafana, Splunk, Logstash, Prometheus, Jenkins, Ansible, CI/CD, DevOps 🏢 Description: Empower financial innovation — shape the future of banking technology! Krakow-based opportunity with hybrid work model allowing up to 3 remote days per week. As a Senior Java Full Stack Developer – Banking and Financial Services , you will be working for our client, a leading global bank, contributing to the development and support of critical financial applications. You will help build robust, scalable systems that drive digital transformation in the banking sector, offering innovative solutions to complex financial challenges. Your main responsibilities: Deliver application enhancements and provide ongoing support as a key member of a global engineering team. Collaborate with business stakeholders to plan, execute, and meet project milestones. Lead the resolution of critical incidents, ensuring timely fixes and issue resolution. Own end-to-end production support, managing support requests, tickets, and queries. Diagnose, troubleshoot, and resolve application performance, stability, and usability issues. Create and maintain technical documentation, best-practice guides, and process artifacts. Continuously develop your skills through training, certifications, and practical experience. Act as a subject matter expert for system functionality, operational constraints, and best practices. Participate actively in agile delivery, identifying risks and dependencies early. You're ideal for this role if you have: 6+ years of experience in Java development and full-stack engineering. Deep expertise with Java 21, Spring Boot 3.x, microservices, REST APIs, and JSON. Strong knowledge of React JS, PostgreSQL, and messaging systems like MQ or Solace. Working familiarity with Kubernetes, Redis, and application security best practices. Exposure to observability tools and DevOps/CI/CD pipelines: Grafana, Splunk, Logstash, Prometheus, Jenkins, Ansible. Excellent written and verbal communication skills in English. Ability to work effectively across distributed teams with responsiveness and ownership. Customer-focused mindset with a passion for high-quality deliverables. Comfortable operating within a DevOps model, supporting testing, analysis, and support tasks. It is a strong plus if you have: Basic Python, shell scripting, and experience with workflow engines like Activiti. Familiarity with testing frameworks such as JMock/Mockito and Selenium. Support or development experience with workflow-based applications. Language Required for the role: Fluent English 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.