New offer - be the first one to apply!

June 23, 2026

Senior Performance Engineer

Senior • Hybrid

Gdansk, Poland

General Info

  • Model of work: Hybrid (3 times per week work from office: Warsaw / Gdańsk / Gdynia / Łódź)
  • Type of contract: B2B, long-term cooperation
  • Rate: up to 160 PLN net + VAT / hour

Introduction & Summary

We are seeking a talented and experienced NFT Application Performance Engineer to join the team. As a Java Application Performance Engineer, you will be responsible for optimizing the performance and scalability of WebLogic applications, ensuring a seamless and efficient user experience. This role is critical for performance certification for a complex Core Banking solution.

Main Responsibilities

  • Conduct performance testing and analysis to identify bottlenecks and areas for improvement in Java/WebLogic application performance
  • Develop and implement performance optimization strategies to enhance speed, responsiveness, and scalability
  • Collaborate with software developers and architects to design and implement performance enhancements
  • Monitor and analyze web application performance metrics using monitoring tools and systems
  • Identify and troubleshoot performance issues proactively and reactively, providing recommendations for resolution
  • Stay up-to-date with industry trends and best practices in web application performance engineering

Key Requirements

  • Proven experience as a Performance Engineer or similar role
  • Strong understanding of application architecture and performance optimization techniques
  • Proficiency in performance testing tools and methodologies (JMeter)
  • Experience with performance monitoring and analysis tools (e.g., AppDynamics)
  • Experience with performance monitoring and analysis specifically for WebLogic applications
  • Familiarity with web server configurations and optimization
  • Excellent problem-solving and analytical skills
  • Strong communication and collaboration skills

Nice to Have

  • Experience with Temenos Core Banking

Similar jobs you might like

Technology

emagine Polska

Senior Performance Tester

Senior

Hybrid

Warsaw, Poland

🏢 Summary: Long-term B2B opportunity for an experienced Performance Test Engineer to design and execute performance testing for web applications, APIs, microservices, and PEGA-based systems. The role focuses on building and maintaining LoadRunner Enterprise scripts, analyzing bottlenecks, and supporting performance optimization across complex enterprise environments. Work is hybrid in Poland with English as the project language. 🗂️ Requirements: Minimum 4+ years of hands-on Performance Testing experience, Strong expertise in LoadRunner Enterprise (LRE), Practical experience with TrueClient scripting, Strong experience with HTTP/HTML scripting, Experience in API performance testing, Understanding of microservices architecture, Experience in performance testing of PEGA applications, Ability to analyze performance bottlenecks, Good command of English 📃 Skills: LoadRunner, LRE, TrueClient, HTTP, HTML, API, Microservices, PEGA, Dynatrace, AppDynamics, Splunk, Sysdig, Grafana, CI/CD, SQL 🏢 Description: Location: Gdańsk, Gdynia or Warsaw, Poland Working model : hybrid 2-3 days per week from the preferred office Language: English Contract: B2B, long-term, 12+ months We are looking for an experienced Performance Tester / Performance Test Engineer to join a project focused on performance testing of web-based applications, API, microservices, and PEGA-based systems. This role is ideal for someone with strong hands-on experience in LoadRunner Enterprise (LRE) , including scripting with TrueClient and HTTP/HTML protocols , as well as a solid understanding of API and microservices performance testing. Responsibilities Design, develop, execute, and maintain performance test scripts using LoadRunner Enterprise (LRE) . Create, enhance, and maintain TrueClient and HTTP/HTML scripts for web-based applications. Conduct performance, load, stress, endurance, and scalability testing. Prepare performance test plans, workload models, test scenarios, and test reports. Analyze application and system performance bottlenecks. Provide recommendations for performance tuning and optimization. Perform API and microservices performance testing, including service virtualization where required. Monitor system performance using tools such as Dynatrace, AppDynamics, Splunk, Sysdig, Grafana , or similar. Collaborate with Development, QA, Infrastructure, and Business teams to identify and resolve performance issues. Support performance testing activities for applications built on the PEGA platform. Requirements Minimum 4+ years of hands-on experience in Performance Testing . Strong expertise in LoadRunner Enterprise (LRE) . Practical experience with TrueClient scripting . Strong experience with HTTP/HTML scripting . Good understanding of API and microservices architecture . Experience in performance testing of PEGA applications . Strong analytical, troubleshooting, and problem-solving skills. Good command of English. Nice to have Experience with monitoring tools such as Dynatrace, Sysdig, AppDynamics, Grafana, and Splunk . Experience with CI/CD integration for performance testing. SQL knowledge for backend validation. Good communication and stakeholder management skills. What we offer Opportunity to work on complex enterprise-level systems. Collaboration with experienced Development, QA, Infrastructure, and Business teams. Work with modern performance testing and monitoring tools. Project locations available in Gdańsk, Gdynia or Warsaw . International working environment with English as the main project language. Long-term cooperation.

Technology

emagine Polska

Senior Performance Tester (41914)

Senior

Hybrid

Warsaw, Poland

🏢 Summary: Long-term B2B contract for an experienced Performance Test Engineer to design and execute performance testing for web applications, APIs, microservices, and PEGA-based systems using LoadRunner Enterprise. The role focuses on scripting, analysis, monitoring, and optimization of enterprise-level systems in a hybrid model in Poland. 🗂️ Requirements: 4+ years of hands-on experience in Performance Testing, Strong expertise in LoadRunner Enterprise (LRE), Practical experience with TrueClient scripting, Strong experience with HTTP/HTML scripting, Understanding of API architecture, Understanding of microservices architecture, Experience in performance testing of PEGA applications, Ability to analyze and troubleshoot performance issues, Good command of English 📃 Skills: LoadRunner, LRE, TrueClient, HTTP, HTML, API, Microservices, PEGA, Dynatrace, AppDynamics, Splunk, Sysdig, Grafana, SQL, CI/CD 🏢 Description: Location: Gdańsk, Gdynia or Warsaw, Poland Working model : hybrid 2-3 days per week from the preferred office Language: English Contract: B2B, long-term, 12+ months We are looking for an experienced Performance Tester / Performance Test Engineer to join a project focused on performance testing of web-based applications, API, microservices, and PEGA-based systems. This role is ideal for someone with strong hands-on experience in LoadRunner Enterprise (LRE) , including scripting with TrueClient and HTTP/HTML protocols , as well as a solid understanding of API and microservices performance testing. Responsibilities Design, develop, execute, and maintain performance test scripts using LoadRunner Enterprise (LRE) . Create, enhance, and maintain TrueClient and HTTP/HTML scripts for web-based applications. Conduct performance, load, stress, endurance, and scalability testing. Prepare performance test plans, workload models, test scenarios, and test reports. Analyze application and system performance bottlenecks. Provide recommendations for performance tuning and optimization. Perform API and microservices performance testing, including service virtualization where required. Monitor system performance using tools such as Dynatrace, AppDynamics, Splunk, Sysdig, Grafana , or similar. Collaborate with Development, QA, Infrastructure, and Business teams to identify and resolve performance issues. Support performance testing activities for applications built on the PEGA platform. Requirements Minimum 4+ years of hands-on experience in Performance Testing . Strong expertise in LoadRunner Enterprise (LRE) . Practical experience with TrueClient scripting . Strong experience with HTTP/HTML scripting . Good understanding of API and microservices architecture . Experience in performance testing of PEGA applications . Strong analytical, troubleshooting, and problem-solving skills. Good command of English. Nice to have Experience with monitoring tools such as Dynatrace, Sysdig, AppDynamics, Grafana, and Splunk . Experience with CI/CD integration for performance testing. SQL knowledge for backend validation. Good communication and stakeholder management skills. What we offer Opportunity to work on complex enterprise-level systems. Collaboration with experienced Development, QA, Infrastructure, and Business teams. Work with modern performance testing and monitoring tools. Project locations available in Gdańsk, Gdynia or Warsaw . International working environment with English as the main project language. Long-term cooperation.

Technology

emagine Polska

Senior Performance Tester

Senior

Hybrid

Gdansk, Poland

🏢 Summary: Long-term B2B contract for an experienced Performance Tester focused on designing and executing performance tests for web applications, APIs, microservices, and PEGA-based systems using LoadRunner Enterprise. The role involves scripting, monitoring, bottleneck analysis, and performance optimization in enterprise-scale environments. Hybrid work model from Gdańsk, Gdynia, or Warsaw. 🗂️ Requirements: Minimum 4+ years of hands-on experience in Performance Testing, Strong expertise in LoadRunner Enterprise (LRE), Practical experience with TrueClient scripting, Strong experience with HTTP/HTML scripting, Understanding of API and microservices architecture, Experience in performance testing of PEGA applications, Ability to design and execute performance, load, stress, and scalability tests, Experience in analyzing performance bottlenecks, Good command of English 📃 Skills: LoadRunner, LRE, TrueClient, HTTP, HTML, API, Microservices, PEGA, Dynatrace, AppDynamics, Splunk, Sysdig, Grafana, CI/CD, SQL 🏢 Description: Location: Gdańsk, Gdynia or Warsaw, Poland Working model : hybrid 2-3 days per week from the preferred office Language: English Contract: B2B, long-term, 12+ months We are looking for an experienced Performance Tester / Performance Test Engineer to join a project focused on performance testing of web-based applications, API, microservices, and PEGA-based systems. This role is ideal for someone with strong hands-on experience in LoadRunner Enterprise (LRE) , including scripting with TrueClient and HTTP/HTML protocols , as well as a solid understanding of API and microservices performance testing. Responsibilities Design, develop, execute, and maintain performance test scripts using LoadRunner Enterprise (LRE) . Create, enhance, and maintain TrueClient and HTTP/HTML scripts for web-based applications. Conduct performance, load, stress, endurance, and scalability testing. Prepare performance test plans, workload models, test scenarios, and test reports. Analyze application and system performance bottlenecks. Provide recommendations for performance tuning and optimization. Perform API and microservices performance testing, including service virtualization where required. Monitor system performance using tools such as Dynatrace, AppDynamics, Splunk, Sysdig, Grafana , or similar. Collaborate with Development, QA, Infrastructure, and Business teams to identify and resolve performance issues. Support performance testing activities for applications built on the PEGA platform. Requirements Minimum 4+ years of hands-on experience in Performance Testing . Strong expertise in LoadRunner Enterprise (LRE) . Practical experience with TrueClient scripting . Strong experience with HTTP/HTML scripting . Good understanding of API and microservices architecture . Experience in performance testing of PEGA applications . Strong analytical, troubleshooting, and problem-solving skills. Good command of English. Nice to have Experience with monitoring tools such as Dynatrace, Sysdig, AppDynamics, Grafana, and Splunk . Experience with CI/CD integration for performance testing. SQL knowledge for backend validation. Good communication and stakeholder management skills. What we offer Opportunity to work on complex enterprise-level systems. Collaboration with experienced Development, QA, Infrastructure, and Business teams. Work with modern performance testing and monitoring tools. Project locations available in Gdańsk, Gdynia or Warsaw . International working environment with English as the main project language. Long-term cooperation.

Technology

emagine Polska

FullStack Developer Java & React (50% React, 50% Java)

Senior

Hybrid

Krakow, Poland

200 - 200 PLN/hr

🏢 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.

Technology

emagine Polska

Full Stack Developer (Java, React)

Senior

Hybrid

Krakow, Poland

190 - 200 PLN/hr

🏢 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.

Technology

emagine Polska

Backend Java Developer (banking)

Senior

Hybrid

Warsaw, Poland

140 - 160 PLN/hr

🏢 Summary: Development and modernization of Java-based applications for pension and savings products, focusing on taxation, account management, and investment processing. The role includes upgrading systems to Java 17+ and Spring Boot 3.3.x, building calculation engines compliant with multi-country tax regulations, and integrating with external authorities. Full involvement in the software development lifecycle from design to deployment is required. 🗂️ Requirements: Strong proficiency in Java, Experience with Spring Boot and Spring framework, Experience with Hibernate, Experience upgrading applications to Java 17+ and Spring Boot 3.x, Experience with relational databases, Strong SQL knowledge, Experience with PostgreSQL, Knowledge of OpenAPI and AsyncAPI, Experience with messaging systems, Familiarity with Git, Experience with CI/CD pipelines, Understanding of OOP principles, Knowledge of design patterns 📃 Skills: Java, Spring, SpringBoot, Hibernate, SQL, PostgreSQL, OpenAPI, AsyncAPI, JMS, MQ, Git, CI/CD, OOP, DesignPatterns 🏢 Description: Location: hybrid in Warsaw, Gdynia or Gdańsk (3 days per week from office) Rate: up to 160 pln/h on b2b Tech stack: Java 21, Spring Boot, Postgres SQL, Messaging protocols such as JMS, MQ Summary: This role focuses on developing and enhancing Java-based applications related to taxation, account management, and investment processing for pension and savings products, ensuring compliance with regulations. Main Responsibilities: Upgrade applications to at least Java 17 and Spring Boot 3.3.x, with experience in upgrade projects. Design, develop, and maintain Java applications for savings and investment products. Build robust calculation engines for compliance with tax regulations across multiple countries. Develop support for complex business processes, integrating with tax authorities, and generating customer-facing reports. Participate in the full software development lifecycle: requirements analysis, design, coding, testing, and deployment. Collaborate with financial analysts to translate requirements into technical solutions. Key Requirements: Strong proficiency in Java and related frameworks (Spring boot, Spring, Hibernate, etc.) Experience with relational databases and SQL (PostgreSQL, etc.) Knowledge of OpenAPI and AsyncAPI for producing and consuming data Familiarity with version control systems (Git) and CI/CD pipelines Understanding of software design patterns and object-oriented programming principles Nice to Have: Familiarity with financial products and services.

Technology

DCG

Senior Performance Engineer

Senior

Hybrid

Warsaw, Poland

140 - 150 PLN

🏢 Summary: The offer is for a Performance Engineer responsible for improving the speed, scalability, and reliability of Java/WebLogic applications through testing, analysis, and optimization. The role focuses on identifying bottlenecks, monitoring application performance, and implementing enhancements in collaboration with development teams. 🗂️ Requirements: Experience with Java application performance testing, Experience with WebLogic application servers, Ability to analyze and optimize application performance, Ability to monitor and interpret web application performance metrics, Experience troubleshooting performance issues, Knowledge of performance engineering best practices 📃 Skills: Java, WebLogic, PerformanceTesting, MonitoringTools, PerformanceAnalysis, Optimization 🏢 Description: Responsibilities: Conduct performance testing and analysis to identify bottlenecks and areas for improvement in java/weblogic application performance Develop and implement performance optimization strategies to enhance the speed, responsiveness, and scalability of java/weblogic applications Collaborate with software developers and architects to design and implement performance enhancements and optimizations Monitor and analyse web application performance metrics using monitoring tools and systems Identify and troubleshoot performance issues, both proactively and reactively, and provide recommendations for resolution Stay up-to-date with industry trends and best practices in web application performance engineering

Technology

EPAM Systems

Senior Java Developer

Senior

Remote

🏢 Summary: Senior Java Developer role focused on building and optimizing ultra-low-latency, high-performance trading systems. The position involves developing core server-side components, enhancing scalability, and driving cloud transformation within a financial trading platform. Work includes performance tuning, microservices development, and system optimization in a production trading environment. 🗂️ Requirements: 3+ years Java development experience (Java 8/11), Strong Core Java knowledge, Experience with J2EE architecture, Understanding of OOP principles, Knowledge of JVM and JNI, Experience with Maven, Advanced multithreading and concurrency, Asynchronous programming, Shared memory concepts, Garbage Collection optimization, Memory management, Experience with microservices architecture, REST API development, Performance tuning and benchmarking, Capacity testing, Knowledge of data structures and complexity analysis, Hands-on experience with IntelliJ IDEA, Experience in financial services or trading systems, Working knowledge of Agile/Scrum, Understanding of CI/CD practices 📃 Skills: Java, J2EE, JVM, JNI, Maven, Multithreading, Concurrency, Asynchronous, HashMap, Microservices, REST, GarbageCollection, MemoryManagement, Benchmarking, IntelliJ, Agile, Scrum, CI/CD, DataStructures 🏢 Description: We are looking for a Senior-level Java Developer to work on server-side development for a high-performance trading platform. You'll be responsible for building, optimizing, and enhancing core application logic focused on ultra-low-latency processing and seamless scalability. The project involves transforming financial information systems to modern cloud-based architecture while maintaining the highest standards of performance and reliability. Our Client is a leading global financial markets company specializing in derivatives trading and market infrastructure, operating one of the world's largest and most diverse derivatives marketplaces. This position offers remote work within Poland and work in the US Central Time (2 pm-10 pm). Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Design and develop robust Java applications using Core Java (8/11) with J2EE Architecture Build and maintain a microservices architecture with REST APIs Conduct performance tuning through benchmarking and capacity testing to identify system bottlenecks Optimize applications for high throughput by managing memory allocation and Java runtime options Minimize Garbage Collection impact and develop resource-efficient code Monitor and optimize system performance, including memory utilization, CPU usage, disk I/O, and system load Participate in code reviews and ensure adherence to development best practices Collaborate with cross-functional teams in an Agile/Scrum environment Support Google Cloud Platform transformation initiatives Solve complex technical problems creatively and communicate solutions effectively Provide L3 technical support for system components when required Lead and mentor team members to achieve critical project objectives Requirements Minimum 3+ years of hands-on Java development experience (Java 8 or 11) Strong understanding of Java core concepts: OOP, JVM, JNI, Maven Proficiency in advanced Java features: Multithreading, HashMap, Asynchronous programming, Concurrency, Shared memory Experience with Garbage Collection optimization and memory management Hands-on experience with IntelliJ IDEA development environment Deep knowledge of data structures and their performance characteristics (time and space complexity) Proven experience in financial services or trading desk environments Working knowledge of Agile/Scrum methodologies and CI/CD practices Strong analytical and problem-solving skills Ability to adapt quickly to dynamic work environments and make independent decisions Self-motivated individual who thrives in fast-paced, challenging environments Comfortable working both independently and as part of collaborative teams Excellent verbal and written communication skills in English (B2+ level) Strong team collaboration and interpersonal skills Nice to have Experience with Google Cloud Platform (GCP) Knowledge of containerization technologies, including Docker and Docker Swarm Manager Familiarity with the Kubernetes orchestration platform Experience with Jenkins for continuous integration and deployment Knowledge of Ansible for configuration management and automation Understanding of cloud-native development practices Experience with performance monitoring and observability tools We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

Technology

emagine Polska

Java Full-Stack Engineer

Senior

Remote

Warsaw, Poland

170 - 190 PLN/hr

🏢 Summary: Senior Java Full-Stack Engineer role focused on designing and evolving scalable cloud-based products using Java and modern frontend technologies. The position involves building robust backend services, contributing to architecture decisions, and working with cloud-native deployments in a remote B2B setup. It requires strong independence and experience delivering high-quality, production-grade systems. 🗂️ Requirements: Senior-level software engineering experience, Strong hands-on experience with Java, Backend development expertise, Full-stack development experience, Experience with modern frontend frameworks, Understanding of cloud platforms, Experience with cloud-native architectures, Experience building production-grade systems, Ability to design scalable architectures, Experience with CI/CD and DevOps practices 📃 Skills: Java, GCP, AWS, Azure, Kubernetes, Docker, CI/CD, REST, API, Microservices, HTML, CSS, JavaScript, DevOps, Observability 🏢 Description: We are seeking a highly skilled Java Full-Stack Engineer to join our engineering team in building and evolving cloud-based products. The ideal candidate will possess extensive experience in software development, particularly with Java and modern frontend technologies. A strong understanding of cloud platforms, specifically GCP, is highly desirable, along with the ability to work independently within a senior engineering environment. What we offer: Remote Role Long Term B2B Contract Rate: 170-190 PLN/H + VAT Main Responsibilities Design, build, and maintain scalable full-stack applications using Java and modern frontend technologies. Develop robust backend services, APIs, and integrations. Work with cloud-native architectures and deployment models. Contribute to technical architecture and engineering decision-making. Improve reliability, performance, security, and maintainability of the platform. Collaborate closely with product, design, and engineering colleagues. Mentor other engineers and help raise the technical bar across the team. Explore and apply modern development practices, including AI-assisted and agentic coding workflows where relevant. Key Requirements Strong senior-level experience as a software engineer. Deep hands-on experience with Java and backend development. Solid full-stack development experience, including modern frontend frameworks. Good understanding of cloud platforms and cloud-native engineering. Ability to work independently and make sound technical decisions. Strong communication skills and the ability to collaborate across teams. Experience building production-grade systems with high standards for quality, scalability, and maintainability. Nice to Have Experience with Google Cloud Platform , though AWS or Azure experience is also relevant. Experience with Kubernetes, containers, CI/CD, observability, and modern DevOps practices. Knowledge of AI-assisted development tools, coding agents, or agentic coding workflows. Experience in fintech, identity, compliance, SaaS, or other high-trust environments. Other Details Preferred locations include Vilnius, Lithuania or elsewhere in Lithuania , with secondary options being Poland or remote within the EU . This role is suitable for experienced professionals keen on working with innovative technologies in a dynamic environment.

Technology

emagine Polska

Senior Fullstack Java Developer

Senior

Remote

170 - 190 PLN/hr

🏢 Summary: Senior Java Full-Stack Engineer role focused on designing and building scalable cloud-native applications with modern frontend and backend technologies. The position involves developing robust APIs and services, contributing to architecture decisions, and improving platform reliability, performance, and security. This is a long-term remote B2B contract within a senior engineering environment. 🗂️ Requirements: Senior-level experience in software engineering, Strong hands-on experience with Java, Experience in backend development, Full-stack development experience with modern frontend frameworks, Understanding of cloud platforms and cloud-native architectures, Experience building production-grade, scalable systems, Ability to design APIs and backend services, Knowledge of containers and CI/CD practices 📃 Skills: Java, GCP, AWS, Azure, Kubernetes, Docker, CI/CD, APIs, Microservices, Frontend, Cloud, DevOps 🏢 Description: We are seeking a highly skilled Java Full-Stack Engineer to join our engineering team in building and evolving cloud-based products. The ideal candidate will possess extensive experience in software development, particularly with Java and modern frontend technologies. A strong understanding of cloud platforms, specifically GCP, is highly desirable, along with the ability to work independently within a senior engineering environment. What we offer: Remote Role Long Term B2B Contract Rate: 170-190 PLN/H + VAT Main Responsibilities Design, build, and maintain scalable full-stack applications using Java and modern frontend technologies. Develop robust backend services, APIs, and integrations. Work with cloud-native architectures and deployment models. Contribute to technical architecture and engineering decision-making. Improve reliability, performance, security, and maintainability of the platform. Collaborate closely with product, design, and engineering colleagues. Mentor other engineers and help raise the technical bar across the team. Explore and apply modern development practices, including AI-assisted and agentic coding workflows where relevant. Key Requirements Strong senior-level experience as a software engineer. Deep hands-on experience with Java and backend development. Solid full-stack development experience, including modern frontend frameworks. Good understanding of cloud platforms and cloud-native engineering. Ability to work independently and make sound technical decisions. Strong communication skills and the ability to collaborate across teams. Experience building production-grade systems with high standards for quality, scalability, and maintainability. Nice to Have Experience with Google Cloud Platform , though AWS or Azure experience is also relevant. Experience with Kubernetes, containers, CI/CD, observability, and modern DevOps practices. Knowledge of AI-assisted development tools, coding agents, or agentic coding workflows. Experience in fintech, identity, compliance, SaaS, or other high-trust environments.