Senior Software Java Engineer (microservices, Kubernetes)

🏢 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: Hybrid Production Support / SRE role supporting mission-critical payment systems in a global financial environment. The position focuses on ensuring high availability, stability, and performance of payment platforms through incident management, automation, and infrastructure improvements. You will work with modern containerized environments and observability tools in a 24/7 production setting. 🗂️ Requirements: Commercial experience in Production Support, SRE, DevOps, or similar role, Strong knowledge of Linux operating systems, Hands-on experience with Kubernetes, Experience with SQL and Oracle databases, Practical knowledge of PL/SQL, Experience with Bash, Python, or Java scripting, Understanding of application architecture and networking, Experience with monitoring and troubleshooting tools, Experience working with CI/CD pipelines, Experience in Agile environments, Ability to work in high-availability, production-critical environments 📃 Skills: Linux, Kubernetes, SQL, Oracle, PLSQL, Bash, Python, Java, Splunk, AppDynamics, CICD, Agile, SRE, Networking 🏢 Description: 📍 Kraków, Poland (hybrid – 8 days per month in the office) About the Project Join an international team supporting critical payment systems for a global organization in the financial services sector. As part of the Payments IT department, you will help ensure the stability, reliability, and performance of platforms responsible for payment processing, orchestration, messaging, and financial compliance. This role is ideal for engineers who enjoy solving complex production issues, automating operational processes, and working with modern infrastructure technologies in a high-availability environment. You'll collaborate with distributed teams across multiple regions and contribute to the continuous evolution of mission-critical systems operating 24/7. Your Responsibilities Provide production support for business-critical applications and services Diagnose incidents, perform root cause analysis, and implement long-term preventive solutions Deploy, maintain, and enhance applications and internally developed tools Support release management and testing activities related to system enhancements Monitor system health, performance, and availability using modern observability tools Investigate application, infrastructure, and database issues across multiple technology layers Drive automation initiatives and operational improvements aligned with SRE principles Collaborate closely with development, infrastructure, and business teams across global locations Participate in on-call support and contribute to maintaining highly available production environments Support continuous improvement initiatives within Agile and DevOps frameworks What We're Looking For Must-have Commercial experience in Production Support, Site Reliability Engineering, DevOps, or a similar role Strong knowledge of Linux operating systems Hands-on experience with Kubernetes Practical experience working with SQL and Oracle databases (PL/SQL) Experience with scripting or automation using Bash, Python, or Java Understanding of application architecture, including operating systems, networking, databases, and application layers Familiarity with monitoring and troubleshooting tools such as Splunk , AppDynamics , or similar solutions Experience working in Agile environments and with CI/CD pipelines Strong analytical mindset and problem-solving skills Ability to work effectively in high-pressure, production-critical environments English proficiency at B2+ level Nice to Have Experience within the payments, banking, or financial services sector Knowledge of configuration management tools such as Ansible or Puppet Experience with Infrastructure as Code and automation practices Additional programming experience in Python or Java Familiarity with Site Reliability Engineering (SRE) methodologies What We Offer ✅ Long-term cooperation on a large-scale international project ✅ Opportunity to work with mission-critical financial systems used globally ✅ Exposure to modern cloud-native and containerized environments ✅ Collaboration with experienced engineering teams across multiple countries ✅ Real impact on system reliability, performance, and operational excellence ✅ Private medical care (LuxMed) ✅ Multisport card ✅ Hybrid work model with a modern office in Kraków Interested? If you enjoy troubleshooting complex systems, automating operational processes, and working with modern technologies in a fast-paced production environment, we'd love to hear from you. 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: Senior DevOps Software Engineer role in a global banking transformation programme focused on cloud-native platforms, automation, and distributed systems. The position involves designing, building, and operating scalable cloud infrastructure and CI/CD pipelines in a regulated, production-grade environment. The engineer will support mission-critical services and contribute to automation, reliability, and continuous improvement initiatives. 🗂️ Requirements: Strong experience with GCP and core cloud services, Hands-on experience with CI/CD pipelines, Experience with Jenkins, Git, Maven, SonarQube, Practical knowledge of Terraform and Ansible, Shell scripting skills, Experience operating production-grade cloud services, Knowledge of monitoring and logging tools, Understanding of DLT or blockchain concepts 📃 Skills: GCP, GKE, Jenkins, Git, Maven, SonarQube, Terraform, Ansible, Shell, Kubernetes, PostgreSQL, DLT, Blockchain 🏢 Description: 📍 Location: Kraków (hybrid: 2 days in the office per week, 3 days remote) 📄 B2B: 210 - 250 PLN / h 🏦 Industry: Banking / Financial Services We are currently seeking an experienced Senior DevOps Software Engineer to join a large-scale, global banking transformation programme focused on cloud-native platforms, automation, and distributed systems. The role sits within a high-performing engineering team responsible for building, operating, and evolving mission-critical services in a regulated environment. You will work in a cross-functional, international setup with engineers, architects, and platform specialists, contributing to the design and operation of scalable cloud infrastructure and CI/CD ecosystems. Responsibilities: • Provide end-to-end support across the software delivery and run lifecycle, including development and DevOps activities • Design, build, and maintain Continuous Integration / Continuous Delivery (CI/CD) pipelines using tools such as Jenkins, Git, Maven, and SonarQube • Implement Infrastructure as Code (IaC) using Terraform, Ansible, and scripting (e.g. Shell) • Manage and support cloud-based solutions on Google Cloud Platform (GCP), including Google Kubernetes Engine (GKE), networking, compute, storage, and databases (e.g. PostgreSQL) • Ensure service reliability through monitoring, logging, incident management, and adherence to availability and recovery objectives • Support release management processes and drive automation and continuous improvement initiatives • Collaborate with cross-functional engineering and operations teams to deliver scalable and resilient platforms • Provide post go-live support for Distributed Ledger Technology (DLT) / blockchain-based systems where applicable Requirements: • Strong experience with Google Cloud Platform (GCP), including GKE and core cloud services • Hands-on experience with CI/CD pipelines and tools such as Jenkins, Git, Maven, and SonarQube • Practical knowledge of Infrastructure as Code (Terraform, Ansible, Shell scripting) • Experience supporting and operating production-grade, live services in cloud environments • Familiarity with monitoring, logging, and observability tools • Understanding of Distributed Ledger Technology (DLT) / blockchain concepts (advantageous) • Strong problem-solving skills and ability to design simple solutions for complex challenges • Excellent communication skills and ability to work effectively in cross-functional teams What we offer: • Opportunity to work on large-scale, global banking and cloud transformation initiatives • Exposure to modern cloud-native and DevOps toolchains in a mature engineering environment • Real impact on the design, automation, and reliability of enterprise platforms • Collaboration with international, highly skilled engineering teams • Private medical healthcare (Lux Med) & Multisport card 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: Senior Frontend Engineer role in a hybrid model (Kraków) on a B2B contract, focused on building and modernizing user interfaces for a global payments platform in the financial sector. The position involves developing scalable front-end applications and micro frontends, integrating with payment systems, and working in an Agile DevOps environment. The engineer will contribute to high-performance solutions supporting international payment processing across EMEA. 🗂️ Requirements: Strong experience with React 18, Strong experience with TypeScript 5, Strong experience with Bootstrap 5, Experience with REST APIs, Understanding of microservices architecture, Experience with SQL and databases, Experience with Java 8+, Familiarity with JSP, Experience in Agile environments, Experience in DevOps environments 📃 Skills: React, TypeScript, Bootstrap, Java, SQL, REST, Microservices, JSP, CI/CD, Agile, DevOps 🏢 Description: 📍 Location: Kraków, Poland (hybrid - 2 days per week in the office) 📄 B2B Contract: 180 - 200 PLN / hour We 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 Java Build UI services and micro frontends supporting payment processing systems Collaborate with backend engineers to integrate APIs and microservices Improve system usability through intuitive interfaces and user-focused design Contribute to reducing operational complexity by building interactive tools and dashboards Support automation initiatives, including test automation and CI/CD improvements Enhance system efficiency and Straight-Through-Processing (STP) capabilities Maintain and modernize legacy UI components (e.g. JSP-based solutions) Work closely with stakeholders and distributed teams across different regions Requirements: Strong hands-on experience with React 18, TypeScript 5, Bootstrap 5 Solid understanding of RESTful APIs and microservices architecture Experience working with SQL and databases Java8+ essential, Java17+ preferable Familiarity with legacy frontend technologies (e.g. JSP) Experience working in Agile / DevOps environments Strong analytical and problem-solving skills English proficiency at B2+ level Nice to Have: Experience in payments / financial systems What We Offer: Long-term cooperation on an enterprise-scale international project Opportunity to work on high-impact global payment systems Real influence on user experience and internal platform development Private medical care (LuxMed) & Multisport card Collaboration with experienced, international engineering teams 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: Senior Frontend Engineer role focused on building and maintaining modern UI applications for a global payments platform in the financial sector. The position involves developing scalable front-end solutions and micro frontends supporting payment systems such as SEPA and SWIFT in an Agile, DevOps-driven environment. The engineer will contribute to high-performance interfaces, API integrations, and modernization of legacy UI components. 🗂️ Requirements: Strong hands-on experience with React 18, Strong hands-on experience with TypeScript 5, Experience with Bootstrap 5, Solid understanding of RESTful APIs, Experience with microservices architecture, Experience with SQL and relational databases, Proficiency in Java 8 or higher, Familiarity with JSP or legacy frontend technologies, Experience working in Agile environments, Experience working in DevOps environments, English proficiency at B2+ level 📃 Skills: React, TypeScript, Bootstrap, Java, SQL, REST, Microservices, JSP, SEPA, SWIFT, CI/CD, Agile, DevOps 🏢 Description: 📍 Location: Kraków, Poland (hybrid - 2 days per week in the office) 📄 B2B Contract: 180 - 230 PLN / hour We 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 Java Build UI services and micro frontends supporting payment processing systems Collaborate with backend engineers to integrate APIs and microservices Improve system usability through intuitive interfaces and user-focused design Contribute to reducing operational complexity by building interactive tools and dashboards Support automation initiatives, including test automation and CI/CD improvements Enhance system efficiency and Straight-Through-Processing (STP) capabilities Maintain and modernize legacy UI components (e.g. JSP-based solutions) Work closely with stakeholders and distributed teams across different regions Requirements: Strong hands-on experience with React 18, TypeScript 5, Bootstrap 5 Solid understanding of RESTful APIs and microservices architecture Experience working with SQL and databases Java8+ essential, Java17+ preferable Familiarity with legacy frontend technologies (e.g. JSP) Experience working in Agile / DevOps environments Strong analytical and problem-solving skills English proficiency at B2+ level Nice to Have: Experience in payments / financial systems What We Offer: Long-term cooperation on an enterprise-scale international project Opportunity to work on high-impact global payment systems Real influence on user experience and internal platform development Private medical care (LuxMed) & Multisport card Collaboration with experienced, international engineering teams 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 Software Engineer role in a global payments platform project within the financial sector, focused on developing and modernizing backend and frontend components in a microservices architecture. The position involves migrating legacy systems to modern solutions and delivering scalable, high-performance services in an Agile/DevOps environment. Work includes building APIs, enhancing automation, and improving system reliability and performance. 🗂️ Requirements: Strong experience with Java 11+ (preferably 17+), Hands-on experience with Kubernetes, Experience with Git and version control workflows, Proficiency in Unix/Linux and CLI tools, Solid knowledge of SQL and Oracle databases, Experience building RESTful APIs and microservices, Frontend experience with JavaScript and React, Experience working in Agile/DevOps environment, English proficiency at B2+ level 📃 Skills: Java, React, JavaScript, Kubernetes, Git, Linux, Unix, SQL, Oracle, REST, Microservices, CI/CD 🏢 Description: 📍 Location: Kraków, Poland (hybrid - 2 days per week in the office) 📄 B2B Contract: 180 - 200 PLN / hour We are looking for a FullStack Software Engineer to join an international project delivered for a large organization within the financial services sector. The team is working on a global payments platform that enables fast and secure fund transfers across multiple channels, including supplier payments, salaries, tax processing, and international transactions. This role focuses on developing and modernizing both backend and frontend components of the platform, contributing to the transition from legacy systems to a modern microservices-based architecture. You will work in an Agile, DevOps-driven environment, supporting scalable and high-performance solutions. Key Responsibilities: Develop and maintain backend and frontend applications using Java (11/17/21) and React Build and support APIs and microservices within a distributed architecture Participate in modernization initiatives, including migration from legacy systems (e.g. mainframe, WebSphere) to microservices-based solutions Collaborate with cross-functional teams to design and deliver new features Improve system performance, scalability, and reliability Contribute to automation initiatives, including test automation and CI/CD improvements Increase Straight-Through-Processing (STP) capabilities of services Work in an Agile / DevOps environment with a focus on continuous delivery Requirements: Strong experience with Java (11+), ideally Java 17+ Hands-on experience with Kubernetes Experience with Git and version control workflows Good command of Unix/Linux environments and CLI tools Solid understanding of SQL and databases (Oracle preferred) Experience in building and integrating RESTful APIs and microservices Frontend knowledge (JavaScript / React preferable) Experience working in Agile / DevOps teams Strong analytical and problem-solving skills Good communication skills and English proficiency (B2+) What We Offer: Long-term cooperation on an enterprise-scale international project Opportunity to work on modernizing large-scale payment systems Real impact on system transformation and engineering practices Private medical care (LuxMed) & Multisport card Collaboration with experienced, international engineering teams 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 Cloud DevOps Engineer role focused on designing, automating, and maintaining cloud and on-prem infrastructure for a mission-critical, high-volume financial platform operating in a distributed microservices architecture. The position involves building scalable IaC solutions, managing CI/CD pipelines, and ensuring high availability, security, and performance in a DevSecOps model across global teams. The role supports production systems in a highly controlled, enterprise-grade environment. 🗂️ Requirements: 8+ years of experience in DevOps / Cloud / Infrastructure engineering, Strong experience with Google Cloud Platform (GCP) including GKE, Cloud SQL, Pub/Sub, BigQuery, Cloud Operations, Hands-on experience with Jenkins, Ansible, Terraform, Docker, GitHub, Advanced scripting skills in Python or Shell, Strong Linux administration skills, Experience with containerized environments, Experience designing and maintaining CI/CD pipelines, Knowledge of PostgreSQL and relational databases, Experience with messaging systems (IBM MQ or similar) and sFTP, Understanding of TLS, certificates, secure communication protocols, Experience working with REST APIs using Python or Shell, Strong troubleshooting skills in network and distributed systems, Understanding of DevSecOps principles 📃 Skills: GCP, GKE, CloudSQL, PubSub, BigQuery, CloudOperations, Jenkins, Ansible, Terraform, Docker, GitHub, Python, Shell, Linux, Kubernetes, PostgreSQL, Oracle, IBMMQ, sFTP, TLS, REST 🏢 Description: 📍 Location: Kraków (hybrid: 2 days in the office / 3 days remote) 💰 B2B: 200 - 230 PLN/h We are looking for an experienced Senior Cloud DevOps Engineer to join a global engineering team supporting a mission-critical collateral and margining platform used within a large international financial institution. The platform supports high-volume daily processing for thousands of global banking clients and operates in a distributed microservices architecture across on-prem and cloud environments. The team operates in a DevSecOps model, collaborating across multiple global locations and delivering frequent production releases in a highly controlled, high-availability environment. Responsibilities • Design, develop, and maintain cloud and on-prem infrastructure for critical enterprise applications • Work with development teams to understand infrastructure requirements and translate them into scalable architectural solutions • Prepare and maintain technical design documentation and participate in architecture reviews • Build and maintain Infrastructure as Code (IaC) and automation tooling • Develop automation for operational tasks in Linux environments • Manage CI/CD pipelines and deployment processes across production and non-production environments • Ensure high availability, performance, scalability, and security of systems (cloud and on-prem) • Collaborate with SRE, DBA, networking, storage, and Linux teams to support production systems • Own build, release, and configuration management processes • Implement and maintain integration connectivity (MQ, sFTP, REST, file-based interfaces) • Identify opportunities for automation and reduce manual operational effort • Support Service Management activities (DR, backups, patching, upgrades, vulnerability management) • Troubleshoot complex infrastructure, application, and network issues • Perform system analysis and recommend improvements for performance and reliability Requirements • 8+ years of hands-on experience in DevOps / Cloud / Infrastructure engineering roles • Strong experience with Google Cloud Platform (GCP), including services such as GKE, Cloud SQL, Pub/Sub, BigQuery, and Cloud Operations • Strong hands-on experience with DevOps tooling: Jenkins, Ansible, Terraform, Docker, GitHub • Advanced scripting skills in Python and/or Shell (Go is a plus) • Strong Linux administration skills and experience with containerized environments • Experience in CI/CD pipeline design, implementation, and maintenance • Good knowledge of PostgreSQL and relational databases (Oracle experience is a plus) • Experience with messaging systems (IBM MQ or similar) and sFTP connectivity • Understanding of TLS, certificates, and secure communication protocols • Experience working with REST APIs using Python/Shell • Strong troubleshooting skills (network, infrastructure, distributed systems) • Solid understanding of DevSecOps principles • Excellent communication and stakeholder management skills • Ability to translate business and functional requirements into technical solutions • Proactive mindset with ability to work in a fast-paced, global environment Nice to Have • Experience in Java / microservices-based environments • Exposure to Solace or similar messaging platforms • Experience managing GCP projects using Terraform at scale • Hands-on experience with Kubernetes (K8S), Flux CD, GitOps practices • Familiarity with AI-assisted development tools (e.g., GitHub Copilot) • Experience in banking / financial services domain • Experience with supply of large-scale distributed systems in enterprise environments What We Offer • Work on a global, high-scale cloud and collateral platform within financial services • Long-term B2B cooperation • Exposure to modern cloud transformation and DevSecOps practices • Collaboration with international teams across multiple regions • Private medical care (LuxMed) • Sports card (Multisport) 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 API/Backend Engineer role focused on designing and building a modern, modular payment engine within a new payment systems architecture in the banking/FinTech sector. The position involves developing high-availability microservices, driving cloud transformation, and shaping architectural standards in a distributed, enterprise-scale environment. You will collaborate closely with DevOps and security teams to deliver resilient, secure, and scalable payment solutions. 🗂️ Requirements: Higher education in Computer Science or related field, 15+ years experience in API/backend engineering, 10+ years experience in microservices and application security, Strong Java expertise, Experience with SpringBoot, Experience designing distributed systems, Hands-on experience with Docker and Kubernetes, Experience with Kafka, Experience with monitoring and observability tools, Experience with cloud environments and DevOps practices, Knowledge of Linux and networking infrastructure, Experience in financial institution, preferably payments domain 📃 Skills: Java, SpringBoot, JVM, Microservices, API, Kafka, Docker, Kubernetes, ServiceMesh, Splunk, Grafana, Prometheus, Jaeger, Kiali, OpenTelemetry, Linux, Networking, Storage, LoadBalancing, CNI, Cloud, IAM, VPC, CICD, DevSecOps, Go, Rust 🏢 Description: 📍 Lokalizacja: Kraków (hybrydowo – 8 dni w biurze w miesiącu)📄 Forma współpracy: B2B💰 Stawka: 210 – 260 zł/h🏦 Branża: Bankowość / FinTech Dołącz do nowego zespołu odpowiedzialnego za rozwój przyszłej architektury systemów płatności, w tym wdrażanie nowego, lean i modułowego silnika płatności. Twoja praca przyczyni się do tworzenia nowej generacji systemów płatności, umożliwiających szybkie wdrażanie nowych funkcjonalności przy niskim koszcie i wysokiej jakości. Będziesz pracować w międzynarodowym, technologicznym środowisku, współpracując z zespołami DevOps, bezpieczeństwa i inżynierii w modelu inner sourcing, koncentrując się na ponownym wykorzystaniu i rozwoju istniejącego oprogramowania. Zakres obowiązków: Projektowanie i rozwój wysokiej jakości API i backendowych mikroserwisów w architekturze nowoczesnych systemów płatności. Tworzenie artefaktów architektonicznych, w tym analiz luk, niskopoziomowych projektów i modeli danych. Wdrażanie rozwiązań o wysokiej dostępności i odporności, zgodnie z najlepszymi praktykami. Wspieranie transformacji istniejącego środowiska płatności i migracji do technologii chmurowych. Mentoring zespołu, ustawianie standardów jakości kodu i najlepszych praktyk programistycznych. Rozwiązywanie problemów architektonicznych i technicznych oraz doradztwo dla zespołów projektowych. Partnerstwo z zespołem DevOps w zakresie automatyzacji wdrożeń, CI/CD oraz strumieni DevSecOps. Monitorowanie trendów technologicznych i cyberbezpieczeństwa, zapewnienie zgodności z regulacjami dotyczącymi danych. Wymagania: Wykształcenie wyższe w zakresie Informatyki, Inżynierii lub pokrewnych kierunków. Minimum 15 lat doświadczenia jako inżynier API / backend. Minimum 10 lat doświadczenia w tworzeniu mikroserwisów, bezpieczeństwie aplikacji, autoryzacji i middleware. Bardzo dobra znajomość Javy (Go/Rust mile widziane), Spring Boot, JVM tuning i optymalizacja. Doświadczenie w projektowaniu systemów rozproszonych, mikroserwisów, Docker, Kubernetes i service mesh. Doświadczenie z Kafka (budowa, konfiguracja, produkcja/konsumpcja danych). Doświadczenie z monitoringiem i observability: Splunk, Grafana, Prometheus, Jaeger, Kiali, OpenTelemetry. Praktyka w pracy z chmurą i DevOps, sieciami w VPC, IAM, oraz automatyzacji wdrożeń. Bardzo dobra znajomość infrastruktury: Linux, networking, storage, load-balancing, Kubernetes CNI. Doświadczenie w pracy w instytucji finansowej, najlepiej w obszarze płatności. Umiejętność pracy samodzielnej, myślenia analitycznego i rozwiązywania problemów. Doskonałe zdolności komunikacyjne w języku angielskim. Co oferujemy: Pracę przy strategicznych projektach płatności, które mają realny wpływ na transformację systemów finansowych. Realny wpływ na kształt i architekturę systemów w organizacji. Współpracę z międzynarodowym zespołem ekspertów technicznych. Możliwość korzystania z nowoczesnych narzędzi i technologii w środowisku inżynierskim klasy enterprise. Hybrydowy model pracy z biurem w Krakowie 8 dni w miesiącu. 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.

🏢 Summary: Senior Software Engineer role focused on developing and supporting a scalable service platform within capital markets operations. The position combines systems programming, DevOps practices, and enterprise architecture work in a hybrid cloud environment. The engineer will build platform components, automate deployments, and ensure high availability and security of distributed systems. 🗂️ Requirements: 3-5+ years of experience in DevOps, Software Engineering, or Platform Engineering, Strong knowledge of Linux/Unix systems, Experience in C programming or systems-level programming, Understanding of REST APIs and distributed systems, Experience with CI/CD pipelines and deployment automation, Ability to design scalable and secure cloud or hybrid architectures, Experience working in Agile enterprise environments, Ability to provide production support and incident management 📃 Skills: Linux, Unix, C, REST, CI/CD, DevOps, Cloud, APIs, DistributedSystems, Agile, Automation 🏢 Description: 📍 Cracow 🏢 Hybrid: 2 days per week in the office 💰 B2B: 190 - 225 PLN/h We are looking for a Senior Software Engineer to join the technology team of a global financial services organization. The role focuses on supporting the development of a service platform used within capital markets operations. It combines systems development, DevOps practices, and work on scalable, secure enterprise architecture. Responsibilities Design, develop, and maintain platform and infrastructure components Build and maintain CI/CD pipelines and deployment automation Work in Linux/Unix environments and develop low-level/system software (C / systems programming) Contribute to the architecture of distributed systems and APIs Ensure high availability, performance, and security of systems Provide production support (incident management, troubleshooting) Collaborate with global teams in an Agile environment Requirements Minimum 3-5 years of experience in DevOps / Software Engineering / Platform Engineering Strong knowledge of Linux/Unix systems Experience in C programming (or systems-level programming) Understanding of REST APIs and distributed system architectures Experience with CI/CD pipelines and deployment automation Ability to design scalable and secure cloud/hybrid systems Experience working in Agile and enterprise environments Strong communication and analytical skills Nice to have: Java JNI, Node.js, or systems integration experience Experience with monitoring tools (Prometheus, Grafana, ELK stack) Familiarity with financial services or regulated environments We offer Work in a global financial services organization Real impact on a platform used worldwide Modern DevOps / cloud / hybrid technology stack Collaboration with experienced engineering teams across Europe and Asia Benefits package: private medical care (LuxMed) and MultiSport card 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: B2B opportunity for a Production Engineering Specialist supporting mission-critical payment systems in a financial services environment. The role focuses on ensuring high availability, incident resolution, performance optimization, and system reliability in a hybrid SRE-driven setup. You will work with databases, Linux, Kubernetes, and automation tools in an Agile/DevOps environment. 🗂️ Requirements: Experience with SQL and Oracle (PL/SQL), Strong knowledge of Linux environments, Hands-on experience with Kubernetes, Experience with scripting or automation using Bash, Python, or Java, Knowledge of system monitoring and performance tuning tools, Understanding of OS, network, database, and application layers, Experience working with CI/CD pipelines, Experience in Agile/DevOps environments, Ability to support production systems and resolve incidents, English proficiency at B2+ level 📃 Skills: SQL, Oracle, PLSQL, Linux, Kubernetes, Bash, Python, Java, AppDynamics, Splunk, CI/CD, Agile, DevOps 🏢 Description: 📍 Location: Kraków, Poland (hybrid - 2 days per week in the office) 📄 B2B Contract: 80 - 110 PLN / hour We are looking for a Production Engineering Specialist to join an international project delivered for a large organization within the financial services sector. The team operates within the Payments IT department and is responsible for maintaining and supporting critical systems related to payment execution, messaging, orchestration, and financial compliance. This role focuses on ensuring high availability and stability of mission-critical systems in a dynamic, real-time environment. You will work across a wide range of technologies, from vendor solutions to in-house developed microservices, following Site Reliability Engineering (SRE) principles. Key Responsibilities: Provide end-to-end production support, including incident resolution and post-incident analysis Investigate and identify root causes of system issues and implement preventive solutions Deploy and maintain software releases and locally developed tools (e.g. Bash, Python, Java scripts) Support testing activities related to new implementations and system changes Collaborate with global stakeholders across multiple locations and teams Monitor system performance and optimize processes using modern technologies Design and implement improvements in system reliability, performance, and operational processes Analyze data to detect anomalies and support troubleshooting activities Contribute to continuous improvement initiatives within Agile / DevOps environment Participate in on-call rotations and support critical production environments Requirements: Experience in SQL / Oracle (PL/SQL) and database operations Strong knowledge of Linux environments Hands-on experience with Kubernetes Experience with scripting/automation (at least one: Bash, Python, or Java ) Understanding of system monitoring and performance tuning (e.g. AppDynamics, Splunk) Solid knowledge of application architecture layers (OS, network, database, application) Experience working in Agile / DevOps environments , including CI/CD pipelines Strong analytical and troubleshooting skills Ability to work under pressure and prioritize effectively in critical situations Good communication skills and ability to collaborate in international teams English proficiency at B2+ level Nice to Have: Experience in the payments or financial services domain Familiarity with configuration management tools (e.g. Puppet, Ansible) Experience with additional programming languages (e.g. Java, Python) Knowledge of automation and infrastructure-as-code practices What We Offer: Long-term cooperation on an enterprise-scale international project Work in a mission-critical, high-impact environment Opportunity to influence system stability and performance improvements Private medical care (LuxMed) & Multisport card Collaboration with experienced, international engineering teams 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.