Java+ React Developer

🏢 Summary: Long-term B2B hybrid role focused on hands-on Java and React development within a microservices architecture, contributing directly to production code and system design. The position emphasizes high-frequency delivery, REST API development, and collaboration in a global engineering environment. It combines technical leadership with active development in financial-sector projects. 🗂️ Requirements: Strong experience with Java, Strong experience with ReactJS, Experience with microservices architecture, Experience delivering RESTful APIs, Experience with PostgreSQL, Recent experience with modern Java versions, Ability to deliver code changes frequently, Background in banking or financial sector 📃 Skills: Java, ReactJS, Microservices, REST, PostgreSQL, Docker, Kubernetes 🏢 Description: Working mode: Hybrid - 6 days per month at the Kraków office Contract type: B2B, long term cooperation Rate: 200 PLN/h Summary: This role focuses on hands-on development and system architecture, driving engineering culture, and enhancing business growth through technical expertise in a collaborative, global environment. Main Responsibilities: Deliver code to production and support system architecture aligned to microservices Understand business, engineering, and non-functional requirements Drive the desired engineering culture across teams Collaborate with a globally diverse team across regions Proactively remove impediments, assess risks, and communicate issues to program management Identify and eliminate process inefficiencies Key Requirements: Strong Java and React programming experience Experience in microservice architecture Background in the financial sector, particularly banking Proven capability of delivering code changes at high frequency Experience with RESTful API delivery Familiarity with PostgreSQL databases Recent Java experience, preferably with the latest versions Experience with ReactJS for UI application development Nice to Have: Knowledge of containers and orchestration technologies like Docker and Kubernetes. Other Details: This position offers the opportunity to work within a multi-regional team on innovative projects. Ideal for candidates seeking to leverage their development skills in a dynamic and evolving business context.

🏢 Summary: Long-term B2B opportunity for a senior engineer to deliver production-ready code and shape system architecture in a microservices environment. The role combines hands-on Java and React development with architectural responsibilities in a global, collaborative setup. It focuses on high-frequency delivery and technical excellence within the financial sector. 🗂️ Requirements: Strong Java experience (latest versions), Strong React experience, Experience with microservices architecture, Experience delivering RESTful APIs, Experience with PostgreSQL, Proven high-frequency code delivery, Experience in banking or financial sector 📃 Skills: Java, React, Microservices, REST, PostgreSQL, Banking, Docker, Kubernetes 🏢 Description: Working mode : Hybrid - 6 days per month at the Warsaw office Contract type : B2B, long term cooperation Rate : 200 PLN/h Summary: This role focuses on hands-on development and system architecture, driving engineering culture, and enhancing business growth through technical expertise in a collaborative, global environment. Main Responsibilities: Deliver code to production and support system architecture aligned to microservices Understand business, engineering, and non-functional requirements Drive the desired engineering culture across teams Collaborate with a globally diverse team across regions Proactively remove impediments, assess risks, and communicate issues to program management Identify and eliminate process inefficiencies Key Requirements: Strong Java and React programming experience Experience in microservice architecture Background in the financial sector, particularly banking Proven capability of delivering code changes at high frequency Experience with RESTful API delivery Familiarity with PostgreSQL databases Recent Java experience, preferably with the latest versions Experience with ReactJS for UI application development Nice to Have: Knowledge of containers and orchestration technologies like Docker and Kubernetes. Other Details: This position offers the opportunity to work within a multi-regional team on innovative projects. Ideal for candidates seeking to leverage their development skills in a dynamic and evolving business context.

🏢 Summary: Full Stack Engineer role in the banking sector focused on building and delivering high-quality solutions within a microservices architecture. The position involves hands-on backend development, REST API design, and collaboration within a global team while promoting engineering best practices. Long-term project with frequent production deployments and strong emphasis on scalable architecture. 🗂️ Requirements: Strong software engineering experience, Backend application design and development expertise, Experience with microservices architecture, Experience delivering changes to production frequently, Experience developing and deploying RESTful APIs, Experience writing schemas for PostgreSQL, Experience working with PostgreSQL databases, Fluent English for project communication 📃 Skills: Java, REST, PostgreSQL, Microservices, Docker, Kubernetes, GCP, ReactJS 🏢 Description: 🌍 Work mode: hybrid – 6 days per month in the Kraków office (days of your choice, including the option to attend all 6 days in a row). ⏰Start: ASAP/1 month. 📝Contract: B2B. ⚙️Recruitment process: 2 meetings; live coding, technical interview. ⏳Duration: >12 months contracts. 📕Project language: English. 💼Industry: Banking. 💻Workload: Full time. Summary: This full stack engineer role focuses on delivering high-quality code through a microservices architecture while promoting engineering best practices within the team. Main Responsibilities: Be hands-on, delivering code to production, supporting the architecture and design aligned to a microservice structure. Maintain awareness of business, engineering, and non-functional requirements to support company growth. Drive a positive engineering culture across teams. Collaborate with a global team across regional boundaries. Proactively remove impediments, address risks, and communicate issues to program management. Identify process inefficiencies and find innovative solutions to eliminate them. Key Requirements: Strong experience in software engineering with proven expertise in backend application design, development, and deployment. Experience with delivering code in a microservice architecture. Demonstrated ability to deliver changes to production frequently. Experience in developing and deploying RESTful APIs. Prior experience writing schemas for and working with PostgreSQL databases. Nice to Have: Experience with Java, preferably recent versions. Understanding of containerization and orchestration technologies like Docker/Kubernetes and GCP Cloud platform. Experience in developing UI applications using ReactJS. Previous experience in the financial sector, specifically banking. Other Details: Team Structure: Global team collaboration across regions. Project Context: Focus on microservices and engineering culture.

🏢 Summary: Full Stack Engineer role in the banking industry focused on building and delivering high-quality solutions within a microservices architecture. The position involves hands-on backend and API development, frequent production deployments, and collaboration with global teams to promote strong engineering practices. Hybrid work model with long-term B2B contract and technical recruitment process including live coding. 🗂️ Requirements: Strong experience in backend application design, development, and deployment, Experience delivering code in microservices architecture, Experience deploying changes to production frequently, Experience developing and deploying RESTful APIs, Experience writing schemas and working with PostgreSQL databases, Fluent English for project communication 📃 Skills: Java, REST, PostgreSQL, Docker, Kubernetes, GCP, ReactJS, Microservices 🏢 Description: 🌍 Work mode: hybrid – 6 days per month in the Kraków office (days of your choice, including the option to attend all 6 days in a row). ⏰Start: ASAP/1 month. 📝Contract: B2B. ⚙️Recruitment process: 2 meetings; live coding, technical interview. ⏳Duration: >12 months contracts. 📕Project language: English. 💼Industry: Banking. 💻Workload: Full time. Summary: This full stack engineer role focuses on delivering high-quality code through a microservices architecture while promoting engineering best practices within the team. Main Responsibilities: Be hands-on, delivering code to production, supporting the architecture and design aligned to a microservice structure. Maintain awareness of business, engineering, and non-functional requirements to support company growth. Drive a positive engineering culture across teams. Collaborate with a global team across regional boundaries. Proactively remove impediments, address risks, and communicate issues to program management. Identify process inefficiencies and find innovative solutions to eliminate them. Key Requirements: Strong experience in software engineering with proven expertise in backend application design, development, and deployment. Experience with delivering code in a microservice architecture. Demonstrated ability to deliver changes to production frequently. Experience in developing and deploying RESTful APIs. Prior experience writing schemas for and working with PostgreSQL databases. Nice to Have: Experience with Java, preferably recent versions. Understanding of containerization and orchestration technologies like Docker/Kubernetes and GCP Cloud platform. Experience in developing UI applications using ReactJS. Previous experience in the financial sector, specifically banking. Other Details: Team Structure: Global team collaboration across regions. Project Context: Focus on microservices and engineering culture.

🏢 Summary: Full Stack Engineer role in the banking sector focused on building and deploying high-quality solutions within a microservices architecture. The position involves hands-on backend development, frequent production releases, and collaboration within a global team. The contract is long-term B2B with a hybrid work model. 🗂️ Requirements: Strong software engineering experience, Backend application design and development expertise, Experience with microservices architecture, Experience delivering code to production frequently, Experience developing and deploying RESTful APIs, Experience with PostgreSQL and schema design, Fluent English for technical communication 📃 Skills: Java, REST, PostgreSQL, Microservices, Docker, Kubernetes, GCP, ReactJS 🏢 Description: 🌍 Work mode: hybrid – 6 days per month in the Kraków office (days of your choice, including the option to attend all 6 days in a row). ⏰Start: ASAP/1 month. 📝Contract: B2B. ⚙️Recruitment process: 2 meetings; live coding, technical interview. ⏳Duration: >12 months contracts. 📕Project language: English. 💼Industry: Banking. 💻Workload: Full time. Summary: This full stack engineer role focuses on delivering high-quality code through a microservices architecture while promoting engineering best practices within the team. Main Responsibilities: Be hands-on, delivering code to production, supporting the architecture and design aligned to a microservice structure. Maintain awareness of business, engineering, and non-functional requirements to support company growth. Drive a positive engineering culture across teams. Collaborate with a global team across regional boundaries. Proactively remove impediments, address risks, and communicate issues to program management. Identify process inefficiencies and find innovative solutions to eliminate them. Key Requirements: Strong experience in software engineering with proven expertise in backend application design, development, and deployment. Experience with delivering code in a microservice architecture. Demonstrated ability to deliver changes to production frequently. Experience in developing and deploying RESTful APIs. Prior experience writing schemas for and working with PostgreSQL databases. Nice to Have: Experience with Java, preferably recent versions. Understanding of containerization and orchestration technologies like Docker/Kubernetes and GCP Cloud platform. Experience in developing UI applications using ReactJS. Previous experience in the financial sector, specifically banking. Other Details: Team Structure: Global team collaboration across regions. Project Context: Focus on microservices and engineering culture.

🏢 Summary: Full Stack Engineer role focused on building and delivering high-quality backend solutions within a microservices architecture in the banking domain. The position involves hands-on development, frequent production deployments, and collaboration within a global team to support scalable systems. The engineer will design, develop, and maintain RESTful services and ensure alignment with engineering best practices. 🗂️ Requirements: Strong experience in backend application design, development, and deployment, Experience delivering solutions in microservices architecture, Experience developing and deploying RESTful APIs, Experience working with PostgreSQL databases and writing schemas, Ability to deliver changes to production frequently 📃 Skills: Microservices, REST, PostgreSQL, Backend, APIs, Deployment 🏢 Description: 🌍 Work mode: hybrid – 6 days per month in the Kraków office (days of your choice, including the option to attend all 6 days in a row). ⏰Start: ASAP/1 month. 📝Contract: B2B. ⚙️Recruitment process: 2 meetings; live coding, technical interview. ⏳Duration: >12 months contracts. 📕Project language: English. 💼Industry: Banking. 💻Workload: Full time. Summary: This full stack engineer role focuses on delivering high-quality code through a microservices architecture while promoting engineering best practices within the team. Main Responsibilities: Be hands-on, delivering code to production, supporting the architecture and design aligned to a microservice structure. Maintain awareness of business, engineering, and non-functional requirements to support company growth. Drive a positive engineering culture across teams. Collaborate with a global team across regional boundaries. Proactively remove impediments, address risks, and communicate issues to program management. Identify process inefficiencies and find innovative solutions to eliminate them. Key Requirements: Strong experience in software engineering with proven expertise in backend application design, development, and deployment. Experience with delivering code in a microservice architecture. Demonstrated ability to deliver changes to production frequently. Experience in developing and deploying RESTful APIs. Prior experience writing schemas for and working with PostgreSQL databases. Nice to Have: Experience with Java, preferably recent versions. Understanding of containerization and orchestration technologies like Docker/Kubernetes and GCP Cloud platform. Experience in developing UI applications using ReactJS. Previous experience in the financial sector, specifically banking. Other Details: Team Structure: Global team collaboration across regions. Project Context: Focus on microservices and engineering culture.

🏢 Summary: Full Stack Engineer role in the banking sector focused on building and delivering high-quality solutions within a microservices architecture. The position involves hands-on backend development, frequent production deployments, and collaboration with a global team to promote engineering best practices. Long-term B2B contract with hybrid work model and technical recruitment process including live coding. 🗂️ Requirements: Strong software engineering experience, Backend application design and development expertise, Experience with microservices architecture, Experience delivering code to production frequently, Experience developing and deploying RESTful APIs, Experience writing schemas for PostgreSQL, Experience working with PostgreSQL databases, Ability to work in English in a global team 📃 Skills: Java, REST, PostgreSQL, Docker, Kubernetes, GCP, ReactJS, Microservices 🏢 Description: Work mode: hybrid – 6 days per month in the Kraków office (days of your choice, including the option to attend all 6 days in a row). Start: ASAP/1 month. Contract: B2B. Recruitment process: 2 meetings; live coding, technical interview. Duration: >12 months contracts. Project language: English. Industry: Banking. Workload: Full time. Summary: This full stack engineer role focuses on delivering high-quality code through a microservices architecture while promoting engineering best practices within the team. Main Responsibilities: Be hands-on, delivering code to production, supporting the architecture and design aligned to a microservice structure. Maintain awareness of business, engineering, and non-functional requirements to support company growth. Drive a positive engineering culture across teams. Collaborate with a global team across regional boundaries. Proactively remove impediments, address risks, and communicate issues to program management. Identify process inefficiencies and find innovative solutions to eliminate them. Key Requirements: Strong experience in software engineering with proven expertise in backend application design, development, and deployment. Experience with delivering code in a microservice architecture. Demonstrated ability to deliver changes to production frequently. Experience in developing and deploying RESTful APIs. Prior experience writing schemas for and working with PostgreSQL databases. Nice to Have: Experience with Java, preferably recent versions. Understanding of containerization and orchestration technologies like Docker/Kubernetes and GCP Cloud platform. Experience in developing UI applications using ReactJS. Previous experience in the financial sector, specifically banking. Other Details: Team Structure: Global team collaboration across regions. Project Context: Focus on microservices and engineering culture.

🏢 Summary: Mid-level Software Engineer role focused on building and delivering production-ready solutions in a microservices environment for an investment banking client. The position involves backend and frontend development using Java and React, contributing to system design and working with modern CI/CD practices. This is a B2B contract with partial on-site work in Kraków. 🗂️ Requirements: 4+ years of experience as a Software Engineer, Strong experience with Java and/or React, Hands-on experience building and deploying backend applications, Understanding of microservices and distributed systems, Experience with CI/CD pipelines, Experience designing and consuming RESTful APIs, Working knowledge of PostgreSQL, Experience in financial services or banking domain 📃 Skills: Java, React, Microservices, PostgreSQL, REST, CICD, Docker, Kubernetes, GCP 🏢 Description: Software Engineer (Java + React) B2B | Kraków | 6 Days/Month On‑Site Contract: B2B Location: Kraków (6 days per month on‑site) Tech: Java, React, Microservices, PostgreSQL Domain: Investment Banking (Experience required) About the Role We’re looking for a skilled mid‑level software engineer to join a specialist client‑services team supporting a global investment bank. You’ll work closely with both technology and business teams to deliver production‑ready solutions that improve onboarding journeys for some of the bank’s key clients. This pod operates with autonomy, pace, and direct business alignment — ideal for an engineer who enjoys variety, collaboration, and building high‑quality systems that make a visible impact. In This Role, You Will Deliver high-quality, production-ready code within a microservices environment Contribute to system design and help shape technical decisions within the team Follow and promote strong engineering standards and best practices Work with global teams across multiple regions Help identify risks, communicate blockers, and support smooth delivery Spot opportunities to improve processes and contribute ideas for scalable enhancements What You Need to Succeed Core Requirements 4+ years as a software engineer, with experience in Java and/or React Hands‑on experience building and deploying backend applications Understanding of microservices and distributed system design Familiarity with CI/CD pipelines and modern delivery practices Experience designing and consuming RESTful APIs Working knowledge of PostgreSQL Previous exposure to financial services or banking is essential Additional Skills (One or More of the Following) Experience with Java (recent versions preferred) Experience with containers and orchestration (Docker, Kubernetes, GCP) Experience using ReactJS Why This Role Stands Out Direct involvement in business‑critical systems within a global investment bank Pod‑based delivery model offering autonomy, ownership, and close collaboration Opportunity to work with modern engineering practices and contribute to architectural discussions Long‑term B2B engagement with stable, predictable on‑site expectation

🏢 Summary: B2B contract role for a mid-level Software Engineer to build and enhance production-ready systems in a microservices environment for investment banking clients. The position combines backend Java and frontend React development, contributing to system design and delivering scalable solutions. Work is hybrid in Kraków with regular on-site presence. 🗂️ Requirements: 4+ years experience as Software Engineer, Experience with Java, Experience with React, Hands-on backend application development, Understanding of microservices architecture, Experience with distributed systems, Experience with CI/CD pipelines, Experience designing and consuming REST APIs, Working knowledge of PostgreSQL, Experience in financial services or banking domain 📃 Skills: Java, React, Microservices, PostgreSQL, REST, CI/CD, Docker, Kubernetes, GCP 🏢 Description: Software Engineer (React with Java Experience) B2B | Kraków | 6 Days/Month On‑Site Contract: B2B Location: Kraków (6 days per month on‑site) Tech: Java, React, Microservices, PostgreSQL Domain: Investment Banking (Experience required) Software Engineer (Java + React) B2B | Kraków | 6 Days/Month On‑Site Contract: B2B Location: Kraków (6 days per month on‑site) Tech: Java, React, Microservices, PostgreSQL Domain: Investment Banking (Experience required) About the Role We’re looking for a skilled mid‑level software engineer to join a specialist client‑services team supporting a global investment bank. You’ll work closely with both technology and business teams to deliver production‑ready solutions that improve onboarding journeys for some of the bank’s key clients. This pod operates with autonomy, pace, and direct business alignment — ideal for an engineer who enjoys variety, collaboration, and building high‑quality systems that make a visible impact. In This Role, You Will Deliver high-quality, production-ready code within a microservices environment Contribute to system design and help shape technical decisions within the team Follow and promote strong engineering standards and best practices Work with global teams across multiple regions Help identify risks, communicate blockers, and support smooth delivery Spot opportunities to improve processes and contribute ideas for scalable enhancements What You Need to Succeed Core Requirements 4+ years as a software engineer, with experience in Java and/or React Hands‑on experience building and deploying backend applications Understanding of microservices and distributed system design Familiarity with CI/CD pipelines and modern delivery practices Experience designing and consuming RESTful APIs Working knowledge of PostgreSQL Previous exposure to financial services or banking is essential Additional Skills (One or More of the Following) Experience with Java (recent versions preferred) Experience with containers and orchestration (Docker, Kubernetes, GCP) Experience using ReactJS Why This Role Stands Out Direct involvement in business‑critical systems within a global investment bank Pod‑based delivery model offering autonomy, ownership, and close collaboration Opportunity to work with modern engineering practices and contribute to architectural discussions Long‑term B2B engagement with stable, predictable on‑site expectation

🏢 Summary: The offer is for an experienced Java Developer to design, develop, and maintain scalable backend systems and microservices in an international, hybrid work environment. The role focuses on building high-performance, secure enterprise applications, contributing to architecture decisions, and supporting CI/CD and DevOps practices. It is suited for engineers experienced in modern Java ecosystems and distributed systems. 🗂️ Requirements: Commercial experience in Java software development, Strong knowledge of Java and Spring Boot, Experience building RESTful APIs and microservices, Knowledge of Spring Framework, Hibernate, and JPA, Experience with relational databases (Oracle or PostgreSQL), Understanding of software design principles and application architecture, Experience with Git, Familiarity with Docker and CI/CD tools, Experience working in Agile (Scrum/Kanban) environments 📃 Skills: Java, Spring, SpringBoot, Hibernate, JPA, REST, Microservices, Oracle, PostgreSQL, Git, Docker, CICD, Agile, Scrum, Kanban 🏢 Description: 📍 Location: Kraków (Hybrid – 6–8 days per month in the office) 📄 Contract Type: B2B / Employment Contract 🌍 International Environment About the Role We are looking for an experienced Java Developer to join a dynamic team delivering scalable, enterprise-grade solutions. You will be involved in designing, developing, and maintaining modern backend systems, contributing to architecture decisions, and building robust applications that support critical business processes. This is an excellent opportunity for engineers who enjoy working with modern technologies, microservices, cloud-ready solutions, and high-performance distributed systems. Responsibilities Design, develop, and maintain scalable backend applications and microservices using Java technologies. Build and enhance secure, reliable, and high-performing APIs. Participate in system architecture and technical design discussions. Develop high-quality, maintainable, and well-tested code. Collaborate with cross-functional teams to deliver business-critical solutions. Troubleshoot, analyze, and resolve application and production issues. Perform code reviews and contribute to engineering best practices. Support application performance, scalability, and reliability initiatives. Participate in Agile ceremonies, including sprint planning, refinement, and retrospectives. Contribute to CI/CD processes and DevOps practices. Requirements Commercial experience in software development using Java. Strong knowledge of Java and Spring Boot. Experience building RESTful APIs and microservice-based applications. Good understanding of Spring Framework, Hibernate, and JPA. Experience working with relational databases such as Oracle or PostgreSQL. Familiarity with NoSQL databases is a plus. Understanding of software design principles and application architecture. Experience with Git and modern software development practices. Familiarity with Docker and CI/CD tools. Experience working in Agile environments (Scrum/Kanban). Strong analytical and problem-solving skills. Good communication skills and ability to work collaboratively within a team. Nice to Have Experience with cloud platforms such as AWS, Azure, or GCP. Knowledge of Kubernetes and container orchestration. Exposure to frontend technologies such as React, Angular, or JavaScript. Experience with event-driven architectures and messaging systems. Understanding of security best practices in software development. What We Offer Opportunity to work on modern, large-scale enterprise solutions. Long-term projects in an international environment. Flexible hybrid working model. Exposure to modern technologies, cloud solutions, and microservices architecture. Professional growth opportunities and access to technical challenges. Collaborative culture focused on quality, innovation, and continuous improvement. Employment contract or B2B cooperation model.