Full Stack Engineer (Java/React)

🏢 Summary: Full Stack Developer role focused on building and maintaining an in-house electronic trading application, including real-time data visualization and position management. The team follows a DevOps approach and is currently migrating the system from on-premise infrastructure to GCP. Responsibilities include feature development, automated testing, CI/CD, and production ownership. 🗂️ Requirements: Minimum 4 years of Java development experience, Hands-on experience with GCP, Experience with Terraform, Experience with TDD, Experience with CI/CD pipelines, Proficiency with Git, Proficiency with Gradle, Proficiency with TeamCity, Proficiency with GitHub, Experience with Apache Kafka, Experience with Kafka Streams 📃 Skills: Java, GCP, Terraform, TDD, CI, CD, Git, Gradle, TeamCity, GitHub, Kafka, KafkaStreams, REST, MongoDB, JVM 🏢 Description: You will join a global team of Full Stack Developers working on an in-house application supporting electronic trading. The team works with modern technologies, a DevOps approach, and close collaboration with the business. Currently, the team is focused on migrating the application from an on-premise environment to GCP. The application is responsible for position management and real-time data visualization. You and your teammates are responsible for all aspects of delivering software to your users: Development of new features. Speaking to the product owner (traders) to understand new feature requirements. Automating regression testing of new software. Frequent deployment of multiple software packages to production. Production availability – we collectively build and own the service. Peer review of colleague’s changes. Speak up and help shape how we do things better. Required skills and experience: Expertise of Java development, with at least 4 years of experience Exposure to cloud technologies such as GCP and Terraform . Familiar with TDD, continuous integration and delivery environment using Git/Gradle/Teamcity/Github Experience with Apache Kafka and Kafka Streams Fluent English (min. B2) Nice to have skills and experience: Experience with REST, messaging technologies and JVM performance tuning. MongoDB An interest in Equity or Equity Derivatives trading business Trading or Risk analysis systems domain knowledge A passion for software development outside of work through involvement in open source, working groups, meetups etc.

🏢 Summary: Senior Java Full Stack Developer role focused on building and supporting scalable banking applications within a global engineering team. The position involves developing microservices-based systems, ensuring production stability, and driving digital transformation in financial services. Hybrid work model with strong emphasis on DevOps, observability, and end-to-end support. 🗂️ Requirements: 6+ years of Java and full-stack development experience, Expertise in Java 21 and Spring Boot 3.x, Experience with microservices architecture and REST APIs, Strong knowledge of React JS, Experience with PostgreSQL, Experience with messaging systems (MQ or Solace), Familiarity with Kubernetes and Redis, Experience with CI/CD and DevOps practices, Knowledge of observability and monitoring tools, Fluent English, Legal right to work in the EU 📃 Skills: Java, Spring, SpringBoot, Microservices, REST, JSON, React, PostgreSQL, MQ, Solace, Kubernetes, Redis, Grafana, Splunk, Logstash, Prometheus, Jenkins, Ansible, CI/CD, DevOps 🏢 Description: Empower financial innovation — shape the future of banking technology! Krakow-based opportunity with hybrid work model allowing up to 3 remote days per week. As a Senior Java Full Stack Developer – Banking and Financial Services , you will be working for our client, a leading global bank, contributing to the development and support of critical financial applications. You will help build robust, scalable systems that drive digital transformation in the banking sector, offering innovative solutions to complex financial challenges. Your main responsibilities: Deliver application enhancements and provide ongoing support as a key member of a global engineering team. Collaborate with business stakeholders to plan, execute, and meet project milestones. Lead the resolution of critical incidents, ensuring timely fixes and issue resolution. Own end-to-end production support, managing support requests, tickets, and queries. Diagnose, troubleshoot, and resolve application performance, stability, and usability issues. Create and maintain technical documentation, best-practice guides, and process artifacts. Continuously develop your skills through training, certifications, and practical experience. Act as a subject matter expert for system functionality, operational constraints, and best practices. Participate actively in agile delivery, identifying risks and dependencies early. You're ideal for this role if you have: 6+ years of experience in Java development and full-stack engineering. Deep expertise with Java 21, Spring Boot 3.x, microservices, REST APIs, and JSON. Strong knowledge of React JS, PostgreSQL, and messaging systems like MQ or Solace. Working familiarity with Kubernetes, Redis, and application security best practices. Exposure to observability tools and DevOps/CI/CD pipelines: Grafana, Splunk, Logstash, Prometheus, Jenkins, Ansible. Excellent written and verbal communication skills in English. Ability to work effectively across distributed teams with responsiveness and ownership. Customer-focused mindset with a passion for high-quality deliverables. Comfortable operating within a DevOps model, supporting testing, analysis, and support tasks. It is a strong plus if you have: Basic Python, shell scripting, and experience with workflow engines like Activiti. Familiarity with testing frameworks such as JMock/Mockito and Selenium. Support or development experience with workflow-based applications. Language Required for the role: Fluent English Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Hybrid Java Developer role focused on building and maintaining enterprise applications supporting critical business operations and next-generation management platforms. The position involves developing streaming applications, collaborating in Agile Scrum teams, applying BDD and CI/CD practices, and supporting global IT operations. Candidates will work with Java, Spring technologies, and Apache Kafka in a fast-paced international environment. 🗂️ Requirements: 2+ years of Java programming experience, Knowledge of Spring Framework, Knowledge of Spring Boot, Knowledge of Apache Kafka, Experience with Agile methodologies, Understanding of Scrum, Awareness of TDD, Awareness of BDD, Familiarity with CI/CD practices, Ability to refactor and improve legacy code, English proficiency at B2 level 📃 Skills: Java, Spring, SpringBoot, Kafka, Flink, Maven, Gradle, SQL, Unix, Scrum, CI/CD, BDD, TDD 🏢 Description: We are looking for a passionate Java Developer to join a global team that develops and maintains a suite of enterprise applications. The system supports critical business operations and serves as the foundation for a next-generation management platform. Team members work closely with operations teams and business analysts to provide global solutions for varied business requirements, with a strong focus on software craftsmanship, quality, and automation. This role offers a hybrid model, with 3 days per week working from the client's office in Krakow. Responsibilities Develop new features and maintain the existing codebase Build streaming applications with Apache Flink Write unit, integration, and behavior tests Cooperate within a successful scrum development team built on mutual respect Collaborate to refine user requirements through behavior-driven development (BDD) Partner with other global IT teams Provide level 3 support, assisting the production operations team in the rollout and support-related matters Requirements 2+ years of experience in Java programming Background in the Spring stack (Spring Framework, Spring Boot) Knowledge of Apache Kafka Showcase of clean coding and refactoring skills with great problem-solving ability Hands-on experience with Agile methodologies, especially Scrum Awareness of test- and behavior-driven development Familiarity with CI/CD practices Capability to improve older code bases, as well as apply modern best practices to new projects Proactive mindset, comfortable working in dynamic environments with fast-paced deliveries and changing requirements Strong written and verbal communication skills in English (B2 level), and the desire to work as part of a global team Nice to have Expertise in Apache Flink Proficiency in build tools (Apache Maven, Gradle) Skills in SQL databases Hands-on experience with Unix 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.

🏢 Summary: Development and modernization of a corporate banking platform, transforming a legacy monolith into a microservices-based architecture. The role focuses on building and integrating REST APIs, refactoring legacy systems, and supporting migration using modern engineering practices in an Agile/SAFe environment. You will work across monolithic and microservices architectures, contributing to backend development and system integration. 🗂️ Requirements: Proficiency in Java, Experience with Spring Framework and Hibernate, Strong knowledge of SQL, Experience in REST API development, Understanding of microservices architecture, Experience with Cucumber and Jasmine, Ability to refactor legacy systems, Experience with system integration, English proficiency for technical communication 📃 Skills: Java, Spring, Hibernate, SQL, REST, Microservices, Cucumber, Jasmine, Angular, Git, DDD, Hexagonal, WebFlux, Reactor, SAFe, Agile 🏢 Description: About the Project Join an international team responsible for the development and modernization of a key corporate banking platform. The project focuses on transforming a legacy monolithic system into a modern architecture based on microservices while building new APIs that support the platform's future growth. You will work in an Agile/SAFe environment, leveraging modern engineering practices and architectural patterns. Responsibilities Design and develop REST APIs Build and maintain backend applications using Java and Spring Framework Integrate systems and support system-to-system communication Refactor legacy applications and extract business logic into microservices Contribute to the modernization and migration of existing systems Develop solutions across both monolithic and microservices architectures Work with reactive programming technologies and frameworks Support frontend integration with Angular-based applications Create and maintain unit and BDD tests Participate in code reviews and ensure high code quality standards Collaborate with cross-functional teams and stakeholders Produce and maintain technical and API documentation Requirements Must-Have Skills Java Spring Framework / Hibernate SQL REST API development Microservices architecture Cucumber Jasmine Strong English communication skills Nice to Have Angular Technology Stack Java Spring Boot Hibernate SQL REST APIs Microservices Angular Cucumber Jasmine Git Domain-Driven Design (DDD) Hexagonal Architecture (Ports & Adapters) WebFlux / Project Reactor SAFe Agile

🏢 Summary: The offer is for a Java Developer to build and maintain enterprise applications that power critical business operations and a next-generation management platform. The role focuses on developing new features, building streaming applications with Apache Flink, and ensuring high code quality through testing and Agile practices. You will collaborate with global teams, support production environments, and contribute to continuous improvement and automation. 🗂️ Requirements: 2+ years of Java programming experience, Experience with Spring Framework and Spring Boot, Knowledge of Apache Kafka, Experience with Agile methodologies (Scrum), Understanding of test-driven and behavior-driven development, Familiarity with CI/CD practices, Ability to refactor and improve legacy codebases, English proficiency at B2 level 📃 Skills: Java, Spring, SpringBoot, Kafka, Flink, Scrum, CI/CD, BDD, TDD, Maven, Gradle, SQL, Unix 🏢 Description: We are looking for a passionate Java Developer to join a global team that develops and maintains a suite of enterprise applications. The system supports critical business operations and serves as the foundation for a next-generation management platform. Team members work closely with operations teams and business analysts to provide global solutions for varied business requirements, with a strong focus on software craftsmanship, quality, and automation. Responsibilities Develop new features and maintain the existing codebase Build streaming applications with Apache Flink Write unit, integration, and behavior tests Cooperate within a successful scrum development team built on mutual respect Collaborate to refine user requirements through behavior-driven development (BDD) Partner with other global IT teams Provide level 3 support, assisting the production operations team in the rollout and support-related matters Requirements 2+ years of experience in Java programming Background in the Spring stack (Spring Framework, Spring Boot) Knowledge of Apache Kafka Showcase of clean coding and refactoring skills with great problem-solving ability Hands-on experience with Agile methodologies, especially Scrum Awareness of test- and behavior-driven development Familiarity with CI/CD practices Capability to improve older code bases, as well as apply modern best practices to new projects Proactive mindset, comfortable working in dynamic environments with fast-paced deliveries and changing requirements Strong written and verbal communication skills in English (B2 level), and the desire to work as part of a global team Nice to have Expertise in Apache Flink Proficiency in build tools (Apache Maven, Gradle) Skills in SQL databases Hands-on experience with Unix We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment 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) 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

🏢 Summary: Opportunity for a Senior/Strong Mid Java Developer to design and build high-performance APIs and integrations connecting core systems with global brokers. The role focuses on developing scalable microservices architecture, managing high-traffic applications, and ensuring robust CI/CD practices. You will drive strategic system integrations and contribute to modernizing infrastructure for global scale. 🗂️ Requirements: 5+ years of Java experience, Strong knowledge of Spring and Hibernate, Experience designing REST APIs, Proficiency with SQL and relational databases, Experience with Maven in large-scale projects, Understanding of microservices architecture, Knowledge of design patterns, Experience with CI/CD tools, Ability to work with Java 8/17/21, English and Polish communication skills 📃 Skills: Java, Spring, Hibernate, SQL, REST, Maven, Git, TeamCity, Microservices, React, Kafka 🏢 Description: Take ownership of our platform's expansion by building high-performance bridges between our core systems and global external brokers. We are looking for a developer who combines deep Java expertise with an architectural mindset. Your Impact: Strategic Integrations: Design and build high-quality Java 8/17/21 APIs from scratch to enable seamless, scalable connectivity with international partners and brokers. Architecture Evolution: Contribute to modern, service-oriented designs using microservices to ensure our infrastructure is resilient and ready for global scaling. Data Mastery: Manage high-traffic applications using Spring, Hibernate, and SQL, ensuring peak performance and data consistency. Modern Engineering: Drive excellence via Git, Maven, and TeamCity, upholding high standards for CI/CD, clean code, and documentation. Full-Stack Awareness: Use your React knowledge to design user-centric APIs that are practical and easy for both internal and external teams to consume. Global Synergy: Collaborate across international borders, communicating effectively in both Polish and English to ensure smooth project delivery. What Supports Your Success: Experience: 5+ years of Java expertise (Senior or strong Mid+) with deep Spring & Hibernate knowledge. Technical Core: Mastery of REST API design, SQL, and large-scale Maven applications. Architectural Flair: Solid understanding of design patterns and microservices. Bonus Points: Experience with Apache Kafka, DDD/Hexagonal architecture, or migrating monoliths to microservices. Domain: Previous experience in Fintech is a significant plus.

🏢 Summary: Opportunity to build scalable, real-time financial systems from scratch within a high-impact engineering team at a leading investment bank. The role focuses on clean architecture, modern cloud-native and event-driven technologies, and delivering production-grade systems that power global financial infrastructure. It offers strong earning potential and the chance to work with top-tier engineers using a modern stack. 🗂️ Requirements: 5+ years of experience with Java, Strong experience with Spring Boot, Experience building scalable real-time systems, Experience with cloud-native architectures, Experience with event-driven systems, Experience with containerized applications, Ability to work collaboratively in engineering teams 📃 Skills: Java, SpringBoot, Cloud, EventDriven, Containers, Microservices, RealTime 🏢 Description: The Role This is your chance to join a high-impact engineering team within one of the world’s most respected investment banks. You’ll be building scalable, real-time systems from the ground up—no legacy code, no red tape. Just clean architecture, modern tools, and a team that knows how to ship. Why Developers Are Making the Jump Massive earning potential : This position offers the chance to double—or even triple—your current income. No dead weight : You’ll be surrounded by top-tier talent from global tech firms Modern stack : Cloud-native, event-driven, containerized. No outdated tech, no excuses. Real impact : Your code won’t sit in a backlog. It’ll power global financial infrastructure. What You’ll Leave Behind Legacy codebases that fight you at every turn Teams that settle for “good enough” Salary ceilings that don’t reflect your value Projects that never launch or never matter What You’ll Gain A contract that pays what you’re worth A team that pushes you to be better A tech stack that keeps you sharp A brand name on your CV that opens doors globally What you'll need: Tech: Java (5+ years), Spring Boot Mindset: Team player, collaborative mindset

🏢 Summary: Senior Java Software Engineer role focused on building and modernizing cloud-native platforms that connect trading systems with operations and regulatory applications within a global investment banking environment. The position involves developing scalable data processing and streaming solutions as part of a multiyear cloud transformation initiative. You will work in agile teams to migrate legacy systems and implement robust CI/CD-driven delivery pipelines. 🗂️ Requirements: Bachelor's degree in Computer Science or relevant technical certification, Strong proficiency in Java and object-oriented design, Hands-on experience with Apache Spark, Proficiency in Python, Experience with CI/CD pipelines and DevOps tools, Practical knowledge of TDD, Experience with cloud platforms (Azure, AWS, or GCP), Understanding of software design principles and patterns, Experience with agile development methodologies 📃 Skills: Java, Python, Apache, Spark, Azure, AWS, GCP, CI/CD, Azure, DevOps, GitHub, GitLab, TDD, Cloud, Databricks, Kubernetes 🏢 Description: For our client, a leading global investment banking institution, we are looking for a Senior Java Software Engineer who will be instrumental in transforming critical financial operations infrastructure. You'll work within an agile team to develop and deliver the strategic backbone that connects trading systems with operations and regulatory platforms, forming a cornerstone of the organization's digital transformation initiative. Our client operates in the investment banking and financial services domain, specifically focusing on digital operations transformation within regulatory and data management systems. This project is part of a multiyear strategic roadmap to migrate and leverage cloud technology to outperform existing technology stacks. The initiative plays a crucial role in enabling the investment bank to meet regulatory obligations while creating value from extensive financial data assets. You'll be part of the Digital Operations technology stream, working in small, autonomous agile teams that are empowered to respond to client demands while continuously improving the delivery experience. The team operates globally with members across multiple continents, fostering an inclusive and diverse collaborative environment. This role offers a hybrid model, with 3 days per week working from the client's office in Krakow, Poland. Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Design and develop strategic platforms enabling trade executions to flow seamlessly from trading systems to operations and regulatory applications Transform epics and features into robust, scalable functionality within cloud-native architectures Collaborate closely with agile pod members in sprint cycles to iteratively deliver on product requirements Work directly with product teams to understand and implement complex functional requirements Implement modern data streaming, real-time, and batch processing solutions Develop and maintain CI/CD pipelines using DevOps best practices Apply Test-Driven Development (TDD) methodologies to ensure code quality Contribute to cloud architecture design and implementation decisions Participate in code reviews and technical design discussions Support the migration of legacy systems to modern cloud-based solutions Requirements Bachelor's degree in Computer Science or relevant technical certification Strong proficiency in Java programming and object-oriented design principles Solid experience with Apache Spark for big data processing Proficiency in Python for data processing and automation tasks Significant experience with DevOps CI/CD pipelines and tools such as Azure DevOps, GitHub, or GitLab Strong background in Test-Driven Development (TDD) practices Proven experience with cloud architecture and deployment on Azure, AWS, or GCP platforms Deep understanding of software design principles and patterns Experience with agile development methodologies and sprint-based delivery Strong problem-solving and analytical skills Excellent communication and collaboration abilities Ability to work effectively in diverse, distributed teams Nice to have Experience with modern data streaming technologies and real-time processing frameworks Hands-on experience with Databricks for advanced analytics and machine learning Knowledge of Kubernetes for container orchestration and microservices deployment Understanding of financial services domain and regulatory requirements Experience with batch processing frameworks and data pipeline orchestration Familiarity with investment banking operations and trading systems Previous experience in digital transformation initiatives Knowledge of regulatory compliance frameworks in financial services 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.

🏢 Summary: Senior/Mid+ Java Developer role focused on transforming a high-scale credit decisioning platform from monolith to microservices, building mission-critical applications and event-driven systems. The position involves designing scalable Java solutions within the Spring and Hibernate ecosystem, managing complex SQL data flows, and developing high-performance APIs. The role also includes working in a CI/CD-driven Scrum environment with international collaboration. 🗂️ Requirements: Strong experience with Java 8/17/21, Experience with Spring and Hibernate in large-scale applications, Strong knowledge of SQL, Experience building RESTful APIs, Experience with Git, Maven, and TeamCity, Familiarity with microservices architecture, Familiarity with Apache Kafka, Experience working in Scrum environment, English and Polish proficiency 📃 Skills: Java, Spring, Hibernate, SQL, REST, Git, Maven, TeamCity, Kafka, Microservices, CI/CD, Scrum 🏢 Description: Join our engineering team to drive the transformation of high-scale credit decisioning platforms. We are looking for an owner-minded developer ready to evolve our systems from monolith to microservices. Your Impact: Modernizing Architecture: Transition core processes from monolithic structures to modular microservices to enhance scalability and domain ownership. High-Scale Java Dev: Design mission-critical apps using Java 8/17/21 within a robust Spring & Hibernate ecosystem. Data & API Engineering: Manage complex SQL-based data flows and build high-performance APIs to connect internal and external global partners. Event-Driven Systems: Leverage Apache Kafka to build resilient, asynchronous communication between distributed services. Engineering Excellence: Maintain CI/CD standards using Git, Maven, and TeamCity within an international Scrum environment. Global Collaboration: Communicate technical concepts clearly in Polish and English to ensure smooth delivery across markets. What You Bring: Expertise: Solid experience in Java 8/17/21 and large-scale Spring + Hibernate applications. Technical Core: Strong command of SQL, RESTful APIs, and Git/Maven/TeamCity environments. Architectural Mindset: Familiarity with microservices and Apache Kafka (or a strong desire to learn). Seniority: You are a Senior or an ambitious Mid+ developer with a proactive, growth-oriented attitude.

🏢 Summary: Senior FullStack Developer role focused on developing and modernizing a large-scale corporate banking platform. The position involves building and maintaining backend services and Angular frontend components, delivering new features, fixing defects, and supporting production systems within a microservices and monolithic architecture. The role includes active participation in system modernization and REST API development in an Agile environment. 🗂️ Requirements: 5+ years commercial experience with Java 7/8, Experience with Spring Framework and Spring Boot, Experience with Maven, Experience with SQL, Experience with Git, Experience with JSP, Experience with JavaScript, Experience designing and developing REST APIs, Experience in backend service design and implementation, Strong knowledge of unit testing practices, 2+ years experience with Angular, Experience with Jasmine, Experience working with legacy code, Experience working in Agile environment 📃 Skills: Java, Spring, SpringBoot, Maven, SQL, Git, JSP, JavaScript, Angular, Jasmine, REST, Microservices, Agile 🏢 Description: About the Project We are looking for an experienced Senior FullStack Developer to join an international team working on a large-scale corporate banking platform. The application enables corporate clients to manage accounts, execute payments and transfers, handle files and confirmations, and perform a variety of banking operations through a secure online portal. As part of the development team, you will be responsible for maintaining and enhancing a business-critical application, including the delivery of new features, bug fixes, production incident resolution, and implementation of regulatory and business-driven changes. The system consists of both microservices and monolithic components. The team is currently on a modernization journey, gradually transforming the existing platform into a more modern architecture. The working language is English, and the team follows SAFe Agile principles. Responsibilities Design and implement backend services based on business and technical requirements. Develop and maintain REST APIs. Contribute to frontend development using Angular. Write and maintain unit tests. Analyze, maintain, and enhance existing code, including legacy components. Collaborate with cross-functional and international teams. Participate in system modernization and architectural improvements. Support production systems and troubleshoot issues when required. Requirements Must Have 5+ years of commercial experience with: Java 7/8 Spring Framework Spring Boot Maven SQL Git JSP JavaScript Experience in designing and developing REST APIs. Experience in backend service design and implementation based on specifications. Strong understanding of unit testing practices. 2+ years of experience with: Angular Jasmine Experience working in an Agile environment. Willingness to analyze and work with legacy code. Strong communication and collaboration skills. Fluent English (spoken and written). Nice to Have Knowledge of SOLID principles. Familiarity with software design patterns. What We Offer Opportunity to work on a large-scale enterprise platform within the financial sector. Participation in system modernization and transformation initiatives. International and collaborative work environment. Long-term cooperation in a stable project. Exposure to both modern and legacy technologies. Real impact on technical solutions and product development.