Senior Frontend Engineer­

📍 Location: Kraków, Poland (hybrid - 2 days per week in the office)📄 B2B Contract: 180 - 200 PLN / hourWe are looking for a Senior Frontend Engineer to join an international project delivered for a large organization within the financial services sector. The team is responsible for developing and maintaining a global payments platform that enables fast and secure fund transfers across multiple channels, including supplier payments, salaries, and tax transactions. This role focuses on building modern user interfaces and front-end services that support payment processing systems (e.g. SEPA, SWIFT) as well as internal tools used across the EMEA region. You will work in an Agile, DevOps-driven environment, contributing to scalable and high-performance solutions.Key Responsibilities:Develop and maintain modern front-end applications using React, TypeScript, and JavaBuild UI services and micro frontends supporting payment processing systemsCollaborate with backend engineers to integrate APIs and microservicesImprove system usability through intuitive interfaces and user-focused designContribute to reducing operational complexity by building interactive tools and dashboardsSupport automation initiatives, including test automation and CI/CD improvementsEnhance system efficiency and Straight-Through-Processing (STP) capabilitiesMaintain and modernize legacy UI components (e.g. JSP-based solutions)Work closely with stakeholders and distributed teams across different regionsRequirements:Strong hands-on experience with React 18, TypeScript 5, Bootstrap 5Solid understanding of RESTful APIs and microservices architectureExperience working with SQL and databasesJava8+ essential, Java17+ preferableFamiliarity with legacy frontend technologies (e.g. JSP)Experience working in Agile / DevOps environmentsStrong analytical and problem-solving skillsEnglish proficiency at B2+ levelNice to Have:Experience in payments / financial systemsWhat We Offer:Long-term cooperation on an enterprise-scale international projectOpportunity to work on high-impact global payment systemsReal influence on user experience and internal platform developmentPrivate medical care (LuxMed) & Multisport cardCollaboration with experienced, international engineering teamsWhy 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 AntalAntal 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.