Backend Developer

🏢 Summary: Full-time Java Developer role focused on building and maintaining scalable backend services and cloud-native applications in the financial sector. The position involves developing microservices, deploying to Kubernetes clusters, and automating CI/CD pipelines in cloud environments. The work is delivered in a hybrid model with strong emphasis on security, performance, and reliability. 🗂️ Requirements: 5+ years of commercial experience in backend development with Java, Strong experience in Java and microservices architecture, Hands-on experience with Kubernetes, Experience with Docker containerisation, Experience with at least one cloud platform (AWS, Azure or GCP), Experience with infrastructure-as-code tools (Terraform or Helm), Experience with CI/CD tools (Jenkins or Ansible), Ability to monitor, troubleshoot and optimise applications, Fluent English 📃 Skills: Java, Spring, Kubernetes, Docker, AWS, Azure, GCP, Terraform, Helm, Jenkins, Ansible, CI/CD, Microservices 🏢 Description: For our Client we are looking for an experienced Java Developer to build, and maintain scalable backend services and cloud-native applications. The role focuses on leveraging Java, Kubernetes, and cloud platforms to deliver robust, secure, and efficient solutions. 📍 Location : Kraków, hybrid work model – 2 days per week in the office, 3 days remote 🕒 Cooperation model: [Full-time / B2B] 📍 Project for our Client from the financial sector Key Responsibilities: Develop and maintain backend services using Java (Spring Boot or similar frameworks) Design and deploy microservices on Kubernetes clusters Implement CI/CD pipelines and automate deployments on cloud platforms (AWS, Azure, GCP) Monitor, troubleshoot, and optimise application performance Ensure security and compliance standards are met Collaborate with cross-functional teams to deliver end-to-end solutions Requirements: 5+ years of commercial experience in backend development (Java) Strong Java programming skills and experience with microservices architecture Hands-on experience with Kubernetes and containerisation (Docker) Familiarity with cloud platforms and infrastructure-as-code tools (e.g., Terraform, Helm) Experience with CI/CD tools (Jenkins, Ansible) Strong analytical and troubleshooting abilities Fluent English Benefits: Private medical care (Luxmed) Multisport card Collaborative team culture and modern tech stack Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Senior Backend Engineer role focused on designing and building scalable Java-based microservices and REST APIs for a global payments platform. The position involves modernizing legacy systems into cloud-native architectures and improving reliability and performance in a Kubernetes environment. You will work on high-scale international payment solutions within a hybrid setup in Kraków. 🗂️ Requirements: Strong experience with Java 11+, Experience building microservices, Experience developing REST APIs, Hands-on experience with Kubernetes, Solid knowledge of SQL and relational databases, Experience with Git, Experience working in Unix/Linux environments, Understanding of DevOps practices 📃 Skills: Java, Spring, Kubernetes, SQL, Oracle, Git, Linux, Unix, REST, Microservices, CI/CD, React 🏢 Description: Senior Software Engineer (Backend) – Java 📍 Kraków | Hybrid (2x day per week from the office) We are looking for an experienced Senior Software Engineer (Backend) to join a global technology team working on a large-scale payments platform that enables businesses and customers worldwide to move funds quickly and securely across markets. The platform supports international transfers, supplier payments, payroll processing, and payments to authorities across multiple channels. You will contribute to building modern, scalable systems used globally. What you will be doing • Design, develop and maintain backend services and microservices in Java • Build scalable REST APIs supporting a global payments platform • Contribute to the migration from legacy systems to a modern microservices architecture • Work with Kubernetes-based platforms and cloud-native environments • Improve system reliability, performance and Straight‑Through‑Processing (STP) capabilities • Collaborate with international engineering teams, DevOps and product stakeholders • Contribute to test automation and modern CI/CD practices What we are looking for • Strong experience with Java (11+) , ideally Java 17+ • Experience building microservices and REST APIs • Hands-on experience with Kubernetes • Solid knowledge of SQL and relational databases (Oracle is a plus) • Experience with Git and modern development workflows • Comfortable working in Unix/Linux environments • Understanding of DevOps ways of working Nice to have: • Experience with Spring / Spring Boot • Experience with React or modern frontend technologies • Familiarity with application monitoring / observability tools What we offer • Opportunity to work on a global, high-scale payments platform • Collaboration with international engineering teams • Modern technology stack and cloud-native environment • Hybrid work model in Kraków Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Backend engineering role focused on designing, developing, and deploying scalable microservices-based applications in a continuous delivery environment. The position involves building production-ready systems, contributing to architecture decisions, and ensuring high performance and maintainability. The role requires close collaboration within globally distributed teams to deliver high-quality digital solutions. 🗂️ Requirements: Proven experience in backend software engineering, Hands-on experience with microservices architecture, Experience delivering production-ready applications, Experience with continuous delivery and frequent releases, Experience building and maintaining RESTful APIs, Strong experience with PostgreSQL including schema design and optimization 📃 Skills: Backend, Microservices, REST, PostgreSQL, SQL, ContinuousDelivery, APIs 🏢 Description: Location: Kraków Work mode: hybrid with 6-8 days/month from the office Salary: up to 200 PLN/h + VAT on B2B contract About the Team: You will join a globally distributed engineering team focused on building scalable, high-quality digital solutions using modern technologies and microservices architecture. The team emphasizes collaboration, continuous delivery, engineering excellence, and innovation, working closely with stakeholders across regions to deliver impactful business outcomes. Key Responsibilities: Design, develop, and deploy high-quality, production-ready code within a microservices-based architecture. Contribute to system architecture and technical design decisions, ensuring scalability, performance, and maintainability. Maintain awareness of business objectives alongside engineering and non-functional requirements to support product growth. Promote and uphold strong engineering culture, including best practices, code quality, and continuous improvement. Collaborate closely with globally distributed teams, coordinating across multiple regions and time zones. Proactively identify and remove delivery impediments, manage risks, and communicate issues to program stakeholders. Analyze development and delivery processes to identify inefficiencies and implement innovative, automated solutions. Required Experience & Skills: Strong background in software engineering with proven expertise in designing, developing, and deploying backend applications. Hands-on experience working with microservice architectures and delivering production-ready solutions. Demonstrated ability to deliver frequent, high-quality releases in a continuous delivery environment. Experience building and maintaining RESTful APIs in production systems. Solid experience working with PostgreSQL databases, including schema design and optimization. Preferred Qualifications: Proficiency in Java, ideally with recent experience using modern versions. Understanding of containerization and orchestration technologies such as Docker and Kubernetes, as well as cloud platforms (preferably GCP). Experience developing modern frontend applications using ReactJS. Previous experience working in the financial services sector, particularly in banking environments. This role is ideal for a proactive and delivery-focused engineer who thrives in a collaborative, fast-paced environment and is passionate about building scalable, modern applications. Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Full Stack Engineer role focused on backend development and system architecture for a global high‑volume payment platform. The position involves designing and developing Java-based microservices, building REST APIs, and migrating legacy systems to modern architectures. You will also work with Kubernetes and optimize system performance and reliability in a DevOps environment. 🗂️ Requirements: Strong knowledge of Java, Experience with Spring Boot, Experience with microservices architecture, Experience building REST APIs, Experience with Kubernetes, Experience in containerized environments, Knowledge of SQL, Knowledge of Linux or Unix, Experience in DevOps environment 📃 Skills: Java, Spring, SpringBoot, Microservices, REST, Kubernetes, SQL, Linux, Unix, DevOps, Containers 🏢 Description: Full Stack Engineer (Java / Backend) K/M 📍 Kraków (2 dni w biurze / 3 dni zdalnie) 💼 B2B Dołącz do zespołu rozwijającego globalną platformę płatniczą, która obsługuje wysokowolumenowe transakcje i systemy o krytycznym znaczeniu biznesowym. Rola ma wyraźny nacisk na backend i architekturę systemów. Twoje zadania: Projektowanie i rozwój mikroserwisów w Java (11/17+) i Spring Boot Budowa oraz utrzymanie API (REST) Praca nad migracją systemów legacy do nowoczesnej architektury Współpraca przy wdrożeniach w środowisku Kubernetes Optymalizacja wydajności i niezawodności systemów Wymagania: Bardzo dobra znajomość Java i Spring Boot Doświadczenie z mikroserwisami i REST API Kubernetes i praca w środowisku kontenerowym SQL (mile widziany Oracle) Dobra znajomość Linux / Unix Doświadczenie w środowisku DevOps Mile widziane: Znajomość React Doświadczenie z monitoringiem i systemami wysokiej dostępności Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Full-time/B2B role for an experienced Java Developer to design, develop, and maintain microservices in a financial sector project. The position focuses on building high-quality backend solutions using modern Java and DevOps practices, with strong emphasis on TDD, CI, and system reliability. Hybrid work model with responsibility for both development and platform support. 🗂️ Requirements: 5+ years commercial experience in Java backend development, Experience designing and developing microservices, Proficiency in Java 17/21 and Spring Boot, Strong knowledge of PostgreSQL, Experience setting up and maintaining DevSecOps pipelines, Minimum 3 years working in Agile and/or DevOps teams, Experience with TDD using JUnit, Experience writing integration, regression, and Cucumber tests, Experience working with CI pipelines, Experience in incident resolution and system monitoring 📃 Skills: Java, SpringBoot, PostgreSQL, Microservices, DevSecOps, JUnit, Cucumber, CI, TDD, Agile, DevOps, TypeScript, Angular, HTML5 🏢 Description: For our Client we are looking for an experienced Java Developer who will be responsible for both the development and maintenance of the microservices. 📍 Location : Kraków, hybrid work model – 2 days per week in the office, 3 days remote 🕒 Cooperation model: [Full-time / B2B] 📍 Project for our Client from the financial sector Key Responsibilities: Design, build, and maintain efficient, reusable, and reliable Java code Contribute in all phases of the development lifecycle Adopt DevOps and Agile principles Ensure test-driven development and close collaboration with QA team members Focus on improving the development team velocity and quality Mentor and work with junior members of the team Support the platform: incident resolution, monitoring, problem management Develop automated tooling to improve support functions Requirements: 5+ years of commercial experience in backend development (Java) Designing and developing microservices using Java 17/21 and Spring Boot Strong knowledge of PostgreSQL and DevSecOps pipeline set up / maintenance Self-motivated and willing to learn new technologies and business domain 3+ years working in an Agile and/or DevOps team Excellent communication skills Use TDD with JUnit for unit tests, add integration and regression tests, and write simple Cucumber scenarios for end‑to‑end acceptance, all run in CI. Proven track record of working on significant projects from conception to completion, Ability to translate functional requirements into technical solutions, Should be able to provide innovative solutions to complex business problems Fluent English Experience in TypeScript, Angular, HTML 5 - nice to have Benefits: Private medical care (Luxmed) Multisport card Collaborative team culture and modern tech stack Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Backend Engineer role focused on developing and maintaining Java-based microservices and automated testing frameworks for a global payments platform. The position involves modernizing legacy systems, improving transaction automation, and ensuring high-quality, high-performance backend services within a DevOps environment. Hybrid work model based in Kraków. 🗂️ Requirements: Strong experience with Java 11+, Advanced experience in test automation and automated test framework design, Solid understanding of RESTful microservices and APIs, Proficiency with Git, Experience with Unix-based systems and command-line, Experience with SQL and databases, Strong knowledge of Spring, Strong knowledge of Spring Boot 📃 Skills: Java, REST, Microservices, API, Git, Unix, SQL, Oracle, Spring, SpringBoot, TDD, Python, Bash 🏢 Description: Backend Engineer (Java & Test Automation) B2B | hybrid work from Kraków Your Career Opportunity: Global Disbursements Platform Join the team behind Global Disbursements , a high-impact payments platform that empowers clients to move funds freely and fast across the globe. From paying suppliers and crediting salaries to direct tax settlements, our platform handles complex financial transfers via multiple global channels. As a Backend Engineer , you will support the delivery of key projects through high-quality analysis, Agile design, and deep technical insight. You will work within a DevOps-aligned environment, using modern tools to ensure our global payment solutions are robust and efficient. What You’ll Do: Develop & Support: Build and maintain high-performance backend services and microservices using Java 11, 17, and 21. Drive Quality: Design, implement, and maintain robust automation testing frameworks to ensure software excellence and reduce testing overhead. Modernize Infrastructure: Help reduce costs and complexity by migrating legacy systems to modern integration layers using APIs and microservice patterns. Optimize Performance: Work on increasing Straight-Through-Processing (STP) capabilities to ensure seamless, automated financial transactions. What You Need to Succeed (Must-have): Java Proficiency: Strong experience with Java 11+ (Java 17+ is highly preferred). Test Automation: Advanced, hands-on experience in software testing, including the design and implementation of automated test frameworks. Microservices: A solid working understanding of RESTful microservices and APIs. Core Tools: Proficiency with Git for version control. Systems & Data: Comfort navigating Unix-based systems and command-line interfaces, plus experience with SQL and database technologies (Oracle preferred). Frameworks: Strong knowledge of Spring and Spring Boot. Nice-to-have: Experience with Test-Driven Development (TDD) methodologies. Knowledge of scripting languages (e.g., Python, Bash ). Prior experience working within a QA team . Understanding of application monitoring tools and practices. Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Full-time Java Developer role for a financial sector project, focused on building and maintaining backend services and APIs using modern Java technologies in a hybrid work model. The position involves cloud deployment on GCP, database optimization, and collaboration on CI/CD pipelines. The role requires hands-on experience with microservices architecture and cloud-based environments. 🗂️ Requirements: 3+ years of commercial experience as Java Developer, Experience with Java 17, Proficiency in Spring Boot, Experience in building microservices, Experience in developing RESTful APIs, Hands-on experience with PostgreSQL, Experience with Google Cloud Platform, Experience with Jenkins, Proficiency with Git, Understanding of SDLC, Experience working in Agile environment, Fluent English 📃 Skills: Java, Spring, SpringBoot, PostgreSQL, GCP, Jenkins, Git, REST, Microservices, SQL, CI/CD, Agile 🏢 Description: Java Developer For our Client we are looking for an experienced Java Developer. 📍 Location : Kraków, hybrid work model – 2 days per week in the office, 3 days remote 🕒 Cooperation model: [Full-time / B2B] 📍 Project for our Client from the financial sector Key Responsibilities: Design, develop, and maintain backend services and APIs using Java 17 and Spring Boot Implement and optimize database solutions using PostgreSQL Deploy, monitor, and manage applications on Google Cloud Platform (GCP) Collaborate with DevOps teams to build and maintain CI/CD pipelines using Jenkins Utilize Git for version control and collaborate with team members on code reviews and branching strategies Ensure application performance, scalability, and security through best practices and testing Troubleshoot and resolve technical issues in a timely manner Work closely with cross-functional teams to gather requirements and deliver high-quality solutions Requirements: 3+ years of commercial experience in similar position Experience with Java 17 and object-oriented programming principle Proficiency in building microservices and RESTful APIs using Spring Boot Hands-on experience with PostgreSQL for database design, queries, and optimization Familiarity with Google Cloud Platform (GCP) services such as Compute Engine, Cloud Storage, and Cloud SQL Experience with CI/CD tools, particularly Jenkins Proficient in using Git for version control and collaboration Solid understanding of software development lifecycle (SDLC) and Agile methodologies Strong problem-solving skills and attention to detail Fluent English Benefits: Private medical care (Luxmed) Multisport card Collaborative team culture and modern tech stack Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Backend engineering role focused on building scalable IoT platform solutions and middleware in a distributed cloud environment. The position involves developing REST APIs, WebSocket communication, asynchronous integrations, and data models for mobile and web systems. Work includes cloud deployments, CI/CD, and maintaining high software quality through testing practices. 🗂️ Requirements: Strong commercial experience with C#/.NET 6 or Node.js with TypeScript, Understanding of microservices architecture, Knowledge of REST standards, Experience with event-driven systems, Hands-on experience with RabbitMQ or Azure Service Bus, Experience with relational databases (SQL Server or PostgreSQL), Experience with NoSQL databases (MongoDB, Redis, or Cosmos DB), Familiarity with Azure cloud environment, Experience with Docker and Kubernetes, Experience with Linux-based systems, Experience with CI/CD pipelines, Experience with TDD, unit testing, and integration testing 📃 Skills: C#, NET, Node.js, TypeScript, REST, WebSocket, RabbitMQ, Azure, SQL, PostgreSQL, SQLServer, MongoDB, Redis, CosmosDB, Docker, Kubernetes, Linux, CI/CD, TDD, Microservices 🏢 Description: Senior Backend Engineer (C#/ Node.js) -  IoT Projects We are looking for an experienced Backend Developer to join a team building modern IoT platform solutions and scalable backend services. The role focuses on developing API and middleware layers used by mobile, web, and internal systems within a distributed cloud-based environment. Additional information Work mode: Hybrid (Wrocław) or fully remote Rate: 110 - 140 PLN/h Responsibilities Design and develop backend applications and middleware components for scalable IoT solutions. Build and maintain REST APIs, WebSocket communication, and asynchronous integrations. Create and optimize data models using relational and NoSQL databases. Cooperate on cloud deployments, CI/CD processes, and infrastructure automation. Ensure high software quality through TDD, unit testing, and integration testing. Work closely with cross-functional teams in an Agile environment. Requirements Strong commercial experience with either C#/.NET 6 or Node.js with TypeScript. Very good understanding of microservices architecture, REST standards, and event-driven systems. Hands-on experience with message brokers such as RabbitMQ or Azure Service Bus. Practical knowledge of relational databases (SQL Server/PostgreSQL) and NoSQL solutions (MongoDB, Redis, Cosmos DB). Familiarity with cloud and containerized environments, including Azure, Docker, Kubernetes, or Linux-based systems. Experience working with CI/CD pipelines and modern deployment practices. Good communication skills and fluent English. Nice to have Knowledge of Git workflows and version control best practices. Experience with monitoring and logging tools in cloud environments. Familiarity with Agile/Scrum methodologies. Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

🏢 Summary: Backend Java Developer role focused on designing, building, and delivering scalable microservices and RESTful APIs in a regulated banking environment. The position involves hands-on development in modern Java, working with PostgreSQL, and contributing to production deployments with high release frequency. Mostly remote work with collaboration across globally distributed teams during late CET hours. 🗂️ Requirements: Minimum 3 years of commercial experience as Backend Java Developer, Hands-on experience with recent versions of Java, Experience with microservices architecture in production, Experience delivering RESTful APIs to production, Practical experience with PostgreSQL, Experience with schema design and query optimization, Experience in banking or financial services sector, Experience working with frequent releases and production deployments 📃 Skills: Java, Microservices, REST, PostgreSQL, SQL, Banking, Financial-services 🏢 Description: Backend Java Developer Working hours: 16:00–24:00 (CET) Work model: Mostly remote, with occasional office visits in Kraków (approx. twice per month) B2B contract: up to 160 PLN net/h + Benefits Project start date: March 2026! Your responsibilities: Design, develop, and deliver backend services in Java to production, aligned with a microservices-based architecture. Contribute to backend system architecture with a strong focus on scalability, performance, security, and reliability. Deliver production changes at a high cadence within a regulated environment. Design, build, and maintain RESTful APIs consumed by internal and external systems. Work closely with globally distributed engineering and product teams, collaborating across regions during late working hours. Proactively identify risks, dependencies, and technical issues, communicating them clearly to stakeholders. Continuously improve backend development processes and engineering standards. Requirements (must have): Minimum 3 years of commercial experience as a Backend Java Developer. Proven hands-on experience developing backend systems using Java (recent versions). Solid experience working with microservice architectures in production environments. Practical experience delivering RESTful APIs to production. Hands-on experience with PostgreSQL, including schema design and query optimization. Previous experience in the banking or financial services sector (regulated environment is a strong plus). Experience working in environments with frequent releases and production deployments. Nice to have: Experience with containerization and orchestration technologies such as Docker and Kubernetes. Experience working with cloud platforms, preferably GCP. Basic familiarity with frontend technologies such as ReactJS. Experience working in globally distributed teams. Co zyskasz dzięki aplikacji na ofertę Antal? Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział. Kim jesteśmy? Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska. Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

🏢 Summary: Fullstack Developer role in the financial sector, responsible for designing and developing scalable Java-based applications across the full SDLC. The position involves backend and frontend development, UI improvements, DevOps activities, and production support in a hybrid work model. The role also includes architecture participation, database optimization, and service lifecycle management. 🗂️ Requirements: 5+ years of experience in Java production application development, Experience in frontend development (React preferred), Proficiency in Java and WebAPI development, Experience in building and maintaining scalable backend services, Strong database design and SQL skills, Hands-on experience with PostgreSQL and advanced T-SQL, Experience with CI/CD and DevOps practices, Experience across full SDLC, Fluent English 📃 Skills: Java, React, WebAPI, PostgreSQL, SQL, T-SQL, CI, CD, DevOps, SDLC 🏢 Description: For our Client we are looking for an experienced Fullstack Developer to participate in all parts of the development life cycle including analysis, testing and production support. 📍 Location : Kraków, hybrid work model – 2 days per week in the office, 3 days remote 🕒 Cooperation model: [Full-time / B2B] 📍 Project for our Client from the financial sector Key Responsibilities: Participating in software architecture design Leading UI changes and improvements to increase overall UX and application stability Implementing solutions according to best Design Patterns Analyze requirements to fully understand solutions and recommend improvements Create comprehensive and clear documentation for developed solutions Develop and work on application prototypes to validate concepts and designs Management of Changes through the Service management lifecycle Active involvement in Automation and improvement of Service Management lifecycle Provide exceptional customer support by addressing and resolving issues promptly Communicate effectively with customers to understand their needs and provide appropriate solutions Requirements: 5+ professional experience in production applications development in Java including front-end development (preferably React) with a strong ability to troubleshoot, resolve, and prevent issues in a high-pressure environment Proficiency in Java and Web API development, with a solid understanding of building and maintaining scalable, secure, and efficient backend services Expertise in database design and SQL skills, particularly with PostgreSQL including advanced T-SQL scripting, query optimization, and performance tuning Comprehensive experience in a DevOps activities like continuous integration, continuous delivery Experience with the Software Development Life Cycle (SDLC), including requirements gathering, design, development, testing, deployment, and maintenance Fluent English Benefits: Private medical care (Luxmed) Multisport card Collaborative team culture and modern tech stack Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland