Senior Java Developer

🏢 Summary: Senior Java Developer role focused on building and evolving a globally distributed trading platform for fixed income products. The position involves designing and implementing high-quality software components, supporting platform optimization and migration, and collaborating with international IT teams. It requires strong expertise in Core Java, Spring, and SQL within enterprise-level systems. 🗂️ Requirements: At least 5 years of experience in software development, Strong knowledge of Core Java, Proficiency in SQL, Proficiency in Spring framework, Strong written and verbal English, Ability to work collaboratively in a global team environment 📃 Skills: Java, SQL, Spring, JMS, ORM, REST, WebServices, TCP/IP, Bash, Perl, Python, C++, Redis, Multithreading, Networking, Scrum, Kanban 🏢 Description: We are seeking a Senior Java Developer to join a leader in the financial domain who has been successfully involved in trading financial (Fixed income) products for many years. As part of this, a globally distributed, component-based IT system has been built. It is written mainly in Java and incorporates many enterprise technologies/standards (e.g., JMS, ORM, Spring, WebServices, REST), but also integrates other technologies, like TCP/IP networking, bash scripting, Perl, Python or even C++. Responsibilities Design and implement software components according to requirements Take responsibility for ensuring the delivery and quality standards of software Spend time with the customer to determine and understand deliverables Support business in platform rationalization and optimization Continue removing technical debt and platform standardization Support business in migration to strategic platform Work with other IT teams across the globe Requirements At least 5 years of working experience in software development Strong knowledge of Core Java Proficiency in SQL and Spring framework Good communication and time management skills Team player mentality with a pragmatic approach to software development Strong written and verbal English Nice to have Skills in multithreading, networking and web services in Java Familiarity with JMS and Redis Capability to acquire and capture requirements with attention to software quality Understanding of investment banking domain Understanding of Agile principles (experience in Scrum or Kanban) 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: Senior Java Developer role focused on building scalable, cloud-native applications for an AI-driven platform in the financial services domain. The position involves designing and implementing distributed systems, RESTful APIs, and secure integrations while collaborating with cross-functional teams. The role includes architectural leadership, code reviews, and delivering business-critical solutions using modern technologies. 🗂️ Requirements: 3+ years of software development experience, Proficiency in Java 18+, Strong experience with Spring Boot, Experience in RESTful API development using OpenAPI/Swagger, Knowledge of PostgreSQL or Oracle databases, Experience with Hibernate or JPA, Familiarity with CI/CD tools such as Jenkins or GitLab CI/CD, Hands-on experience with Azure cloud platform, Experience with monitoring tools like Prometheus or Splunk, Proficiency in testing frameworks such as JUnit, TestNG, Mockito, or JBehave, Experience with Kafka or REST integrations, Knowledge of security protocols including OAuth2, JWT, Spring Security, English proficiency at B2 level or higher 📃 Skills: Java, Spring, SpringBoot, REST, OpenAPI, Swagger, PostgreSQL, Oracle, Hibernate, JPA, Jenkins, GitLab, Azure, Prometheus, Splunk, JUnit, TestNG, Mockito, JBehave, Kafka, OAuth2, JWT, SpringSecurity 🏢 Description: We are seeking a Senior Java Developer to join our innovative AI platform team at a leading global investment bank. Collaborate with data scientists, software engineers, and business analysts to create advanced solutions leveraging machine learning and generative AI in a cloud-native environment. Play a pivotal role in driving digital transformation in financial services while contributing to impactful projects on a global scale. Responsibilities Design and build highly scalable and distributed cloud applications Provide technology solutions addressing business challenges in digital financial services Design and implement sustainable solutions using modern technologies Apply advanced concepts to develop business-critical solutions Implement proofs of concept and application skeletons for team collaboration Lead and participate in architecture and design reviews with peers and stakeholders Conduct code reviews and test software across SDLC phases Requirements 3+ years of experience in software development Proficiency in Java (18+) and Spring Boot Expertise in RESTful API development using OpenAPI/Swagger Knowledge of databases like PostgreSQL or Oracle and ORM frameworks such as Hibernate or JPA Familiarity with CI/CD tools including Jenkins or GitLab CI/CD Hands-on experience with Azure cloud platform Background in monitoring tools like Prometheus or Splunk Competency in testing frameworks such as JUnit, TestNG, Mockito, or JBehave Experience in messaging and integration with technologies like Kafka or REST Capability in security protocols (OAuth2, JWT, Spring Security) English proficiency at B2 level or higher Nice to have Experience in the financial services industry Certification in Azure or related cloud platforms Understanding of Agile methodologies or DevOps practices Familiarity with other programming languages or frameworks 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 Java Engineer role focused on developing and maintaining applications supporting financial operations and the trade lifecycle in investment banking. The position involves building high-quality, testable software, including streaming solutions, within a Scrum team and contributing to modernization of securities management systems. The role includes close collaboration with global teams and production support responsibilities. 🗂️ Requirements: 3+ years of experience with Java, Experience with Spring Framework and Spring Boot, Experience with Maven or Gradle, Experience working in Agile Scrum methodology, Knowledge of test-driven and behavior-driven development, Experience with unit and integration testing, Hands-on experience with SQL, Hands-on experience with Unix, Experience with CI/CD pipelines, Ability to refactor and improve legacy codebases 📃 Skills: Java, Spring, SpringBoot, Maven, Gradle, SQL, Unix, CICD, Scrum, TDD, BDD 🏢 Description: We are looking for a Senior Java Engineer to join a global team responsible for developing and maintaining a suite of applications that support financial operations and the trade lifecycle in the investment banking sector. In this role, you will contribute to the evolution of next-generation securities management systems, working closely with operations teams and business analysts to deliver solutions for diverse business needs. Our focus is on software craftsmanship — ensuring high quality and automation in everything we do, while always keeping business value in mind. If you're ready to make an impact in a dynamic environment, we want to hear from you! This role offers a hybrid model, with 3 days per week working from the client's office in Krakow, Poland. Responsibilities Develop new features and maintain the existing codebase Build streaming applications using Apache Flink Write unit, integration, and behavior tests Collaborate within a successful Scrum development team based on mutual respect Refine user requirements through behavior-driven development (BDD) Cooperate with other global IT teams Provide level 3 support, assisting the production operations team with rollouts and support-related matters Requirements Strong experience with Java programming (3+ years) Experience with the Spring stack (Spring Framework, Spring Boot) and build tools (Maven, Gradle) Clean coding and refactoring skills with strong problem-solving abilities Hands-on experience with Agile methodologies, particularly Scrum Awareness of test- and behavior-driven development Hands-on experience with SQL and Unix Experience with CI/CD Ability to improve legacy codebases and apply modern best practices to new projects Proactive attitude and comfort working in dynamic environments with fast-paced deliveries and changing requirements Excellent written and verbal communication skills in English (B2 level), and willingness to work as part of a global team Nice to have Experience with Apache Flink or other data streaming technologies Familiarity with monitoring and troubleshooting tools in production environments Experience working with large, distributed financial systems Knowledge of test and deployment automation tools We offer 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 Java Developer role focused on building and enhancing high-performance applications for Fixed Income Rates and Credit trading desks in a global technology team. The position involves designing scalable Java solutions, improving low-latency systems, collaborating with stakeholders and global IT teams, and supporting production rollouts. Hybrid work from the Krakow office is required 3 days per week. 🗂️ Requirements: 5+ years of professional Java development experience, Knowledge of low-latency programming, Knowledge of multi-threaded programming, Strong problem-solving skills, Strong analytical skills, Ability to communicate technical concepts to non-technical stakeholders, Ability to adapt to new technologies and market changes, English proficiency at B2 level or higher 📃 Skills: Java, Kafka, AVRO, Azure, AWS, GCP, Bloomberg, Tradeweb 🏢 Description: We are looking for an enthusiastic Senior Java Developer to build innovative applications for Fixed Income Rates and Credit trading desks. As a member of our global Fixed Income Rates and Credit markets technology team—a dynamic, driven group operating across 8 cities in 6 countries—you will provide high-performance solutions while preserving existing functionality. Please be aware that this role requires working from the Krakow office 3 days per week. Responsibilities Design and build scalable Java applications to address complex business challenges Enhance and refactor existing components to boost performance and maintainability Lead UAT and demonstration sessions with key stakeholders Convert business requirements into technical specifications Work alongside global IT teams to achieve seamless integration Assist with production rollouts and deliver ongoing maintenance Build cutting-edge solutions while sustaining a sophisticated, multi-faceted platform Requirements 5+ years of professional experience developing in Java Familiarity with low-latency and multi-threaded programming methods Outstanding problem-solving and analytical abilities Strong communication skills, capable of clarifying complex technical concepts for non-technical stakeholders Eagerness to learn and adjust to new technologies and market shifts English skills at B2 level or above Nice to have Comprehension of financial markets, especially Rates and Credit bonds/derivatives along with trading platforms (e.g., Bloomberg, Tradeweb) Experience with messaging systems such as Kafka and data serialization formats (e.g., AVRO) Understanding of cloud platforms (Azure, AWS or GCP) 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 Java Developer role focused on building and maintaining backend components and integration services for a global trading platform, including financial data processing and repo trading solutions. The position involves working in an agile, DevOps-oriented environment with cross-regional teams and requires hybrid work from Kraków or Wrocław. 🗂️ Requirements: Hands-on experience with Java, Hands-on experience with C++, Proficiency in Unix/Linux environments, Scripting skills, Knowledge of source code control tools, Experience with build tools, Strong SQL skills, Database expertise, Experience with CI/CD practices, Experience integrating messaging systems, Experience with middleware solutions, Experience working in Agile methodologies 📃 Skills: Java, C++, Unix, Linux, SQL, CI/CD, DevOps, Git, Jenkins, Messaging, Middleware 🏢 Description: We are seeking a highly experienced Senior Java Developer with expertise in C++ to join our dynamic team. You will contribute to the development of backend components, integration solutions, and services powering a global trading platform. This role encompasses financial data processing, cash and collateral management, and repo trading activities, offering the chance to work on innovative projects in a fast-paced, agile environment. This role offers a hybrid model, with 3 days per week working from the client's office in Kraków or Wrocław, Poland. Responsibilities Design, develop, and maintain backend system components and services in adherence to coding standards Collaborate with cross-regional teams to support EMEA, AMER, and APAC operations Participate in requirements analysis, functional design, and release lifecycles Integrate APIs and financial data processing solutions seamlessly Ensure robust delivery and provide support for released components Drive innovation and share best practices in software engineering Contribute to enhancing DevOps and continuous integration/delivery frameworks Requirements Hands-on experience with Java and C++ Proficiency in Unix/Linux environments and scripting Knowledge of source code control and build tools Strong SQL skills and database expertise Familiarity with engineering and DevOps practices such as continuous integration and delivery Proven capability in integrating messaging and middleware solutions Solid background in agile methodologies Excellent communication and problem-solving abilities Nice to have Background in investment banking or financial services Familiarity with financial data processing and remediation Understanding of release management processes Knowledge of global trading regulations and standards 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: The offer is for a Senior Java Developer to build and maintain a customer-facing portal integrating multiple vendors, working in a hybrid model in Kraków. The role focuses on developing, enhancing, and maintaining business applications with strong emphasis on code quality, system integration, and continuous delivery. You will collaborate with cross-functional teams to design, debug, refactor, and improve scalable client-server solutions. 🗂️ Requirements: 3+ years experience with Java 8, Java 11 or Kotlin, Working knowledge of SQL databases, Basic knowledge of HTML and CSS, JavaScript skills for client-side debugging, Experience with client-server architecture, HTTP and REST, Knowledge of dependency injection, services and APIs, Experience with EngX, Strong object-oriented programming skills, Experience developing business applications with data storage and integration, Experience integrating 3rd-party software solutions, Understanding of data modeling, system integration and unit testing, Knowledge of web technologies, Advanced English, Residence in Kraków (hybrid work model) 📃 Skills: Java, Kotlin, SQL, HTML, CSS, JavaScript, HTTP, REST, OOP, EngX, APIs, UnitTesting, DataModeling, SystemIntegration, Cloud 🏢 Description: We are seeking a Senior Java Developer to join our driven team. You will be working in a project team that demands technical excellence and whose members are expected to hold each other accountable for the overall success of the output. The team strives to enable the client's organization to satisfy business customers through the continuous delivery of valuable and high-quality software that drives business performance. If you're ready to make an impact in a dynamic environment, we want to hear from you! For this role, we consider candidates residing in Kraków, due to a hybrid mode of work, with 3 days per week working from the office. Responsibilities Develop and maintain a front-end application to allow customers to interact with multiple vendors providing services through this portal Develop software patches and new features Write and review technical documents, including design, development, and revision documentation Create applications using standard and cloud-based software development tools Test, debug, maintain, and update programs Analyze, review, and modify programs to increase operating efficiency or meet new requirements Investigate, document, and resolve technical issues Collaborate with internal teams to define and implement solutions that improve the provider experience Perform code refactoring, reduce technical debt, and adopt a product mindset to assess code and recommend improvements Requirements 3+ years of experience with Java 8, Java 11, or Kotlin Working knowledge of SQL databases Basic knowledge of HTML/CSS Skills in JavaScript (at least at a level sufficient to understand client-side request-response flow and debug in-browser errors) Experience with client-server architecture, HTTP, and REST Knowledge of dependency injection, services, and APIs Experience with EngX Proven technical problem-solving skills Experience in object-oriented programming Experience developing business applications, including data storage and application integration Experience implementing, configuring, customizing, and integrating 3rd-party software solutions Solid understanding of information management, data modeling, system integration, and development methodologies (including unit testing) Knowledge of web technologies Quick learner Advanced written and verbal communication skills in English 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 Java Developer role focused on building high-performance, distributed microservices for next-generation market risk engines in a global financial environment. The position involves developing scalable, low-latency systems processing billions of financial records daily in a cloud-based architecture. This is a remote role from Poland within an Agile, globally distributed team. 🗂️ Requirements: 5+ years of professional experience in Java development (Java 8+), Strong expertise in multithreading and concurrency, Experience with distributed computing, Strong knowledge of SQL and complex query optimization, Experience with large-scale relational databases, Solid understanding of core Java concepts, Experience with microservices architecture, Experience with cloud technologies, Experience working in Linux environments, English proficiency at B2 level or higher 📃 Skills: Java, Multithreading, Concurrency, SQL, PostgreSQL, Oracle, Microservices, Cloud, Linux, DistributedSystems 🏢 Description: Join us as a Senior Java Developer with multithreading experience for a global team working on the next generation of market risk engines for a leading financial institution. The project focuses on developing distributed Java microservices and cloud-based solutions to process and analyze billions of financial records daily. The platform is mission-critical, supporting risk managers, board members and regulators with high-performance, scalable analytics Our client is a major player in the institutional securities domain, providing technological solutions for fixed income, equities, commodities, investment banking and global capital markets. Their products enable risk mitigation and regulatory compliance for some of the world’s largest financial organizations This role offers a remote work mode from Poland If you're ready to make an impact in a dynamic environment, we want to hear from you! Responsibilities Design, develop and optimize distributed Java applications for high-volume low-latency data processing Implement and maintain multithreaded solutions to ensure scalability and performance Collaborate with global Agile teams to deliver robust maintainable software Participate in architecture and design reviews proposing improvements and optimizations Write and maintain comprehensive technical documentation Conduct code reviews, unit testing and integration testing Troubleshoot, debug and resolve complex technical issues Requirements 5+ years of professional experience in Java development (Java 8+) Proven expertise in multithreading concurrency and distributed computing Strong knowledge of SQL (including complex queries window functions and optimization) Experience with large-scale relational databases (e.g., PostgreSQL Oracle) Solid understanding of core Java concepts (e.g., transient vs volatile static initialization blocks) Familiarity with microservices architecture and cloud technologies Experience with Linux environments Good command of English (B2 or higher) Nice to have Experience with big data technologies (e.g., Apache Spark Greenplum) Knowledge of process optimization and data migration strategies Familiarity with event-driven architectures Exposure to financial services or risk management domains Experience with containerization (Docker Kubernetes) Understanding of Agile methodologies and DevOps practices 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 Java Developer role focused on building and improving high-performance financial systems and trading solutions in a global environment. The position involves backend Java development, stakeholder collaboration, and integration with trading platforms and event-driven technologies. Hybrid work with 3 days per week in the office is expected. 🗂️ Requirements: 3+ years of commercial software development experience, Strong Java backend development experience, Knowledge of low-latency and multi-threaded systems, Understanding of object-oriented programming and design patterns, Experience working in agile teams, Knowledge of Rates and Credit bonds and derivatives, Understanding of Bloomberg and TradeWeb trading venues, Hands-on experience with Kafka, English proficiency at B2 level or higher 📃 Skills: Java, Kafka, ION, Bloomberg, TradeWeb, Python, Perl, PXE, OOP, Agile 🏢 Description: We are looking for a Senior Java Developer to join our team. You will become part of a skilled engineering group working on critical solutions that support our global business operations and drive innovation in the financial domain. This is an excellent opportunity to apply your expertise in a dynamic environment, working closely with international colleagues and stakeholders on impactful projects. 3 days per week in our office is expected. Responsibilities Design and build solutions that address key business challenges, either by developing Java applications or leveraging the ION toolset Refactor and enhance existing components and solutions to improve performance, maintainability, and overall quality Lead UAT and demonstration sessions with key stakeholders, ensuring smooth communication and successful sign-off Gather essential information from business stakeholders and translate it into clear, concise IT requirements Collaborate effectively with other global IT teams to deliver integrated, end-to-end solutions Support the production operations team during rollouts and provide assistance with production support activities Requirements At least 3 years of relevant commercial experience in software development Solid hands-on experience with Java for building robust backend applications Good understanding of low-latency, multi-threaded code development for high-performance systems Strong knowledge of object-oriented programming principles and design patterns, with exposure to functional programming considered a strong plus Practical experience working within agile teams and following agile methodologies Solid understanding of Rates and Credit bonds and derivatives, along with their market dynamics Detailed knowledge of the nuances of trading venues such as Bloomberg and TradeWeb Hands-on experience with Kafka for event streaming and messaging Excellent oral and written communication skills in English (B2+ level or higher) Nice to have Broader familiarity with Financial Market Instruments and their application in trading environments Expert-level knowledge of ION and prior hands-on experience working with the ION toolset Previous experience with bond pricing using PXE Experience with automated testing practices and continuous integration pipelines Proficiency in scripting languages such as Python, Perl, or similar 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 Java Developer role focused on developing, maintaining, and modernizing employee-facing platforms in a complex enterprise environment within the financial sector. The position involves working with both modern and legacy technologies, operational support, troubleshooting, and ensuring platform stability for approximately 9,000 daily users. 🗂️ Requirements: 5+ years of Java development experience, Experience in complex enterprise environments, Ability to work with modern and legacy solutions, Collaborative mindset, Pragmatic approach to problem solving 📃 Skills: Java, WebSphere, Tomcat, JBoss 🏢 Description: On behalf of a client in the financial sector, we are looking for a Senior Java Developer. The consultant will join the team responsible for developing and maintaining employee-facing platforms. The team comprises software developers, a Product Owner, an IT architect, and a manager, collectively supporting approximately 9,000 employees. The application landscape includes modern and legacy technologies, ensuring a robust platform used daily. Main Responsibilities: Contribute to the development, maintenance, and operation of the team’s solutions Learn and understand the domain, architecture, and surrounding integrations Participate in operational activities, including monitoring, patching, and ensuring high availability Support troubleshooting, analysis, and technical improvements Help simplify and modernize existing solutions Contribute to knowledge sharing and long-term continuity Help ensure a stable and reliable platform used daily by approximately 9,000 employees Key Requirements: Strong Java development competencies (5+ years of experience) Experience in complex enterprise environments Ability to navigate both modern and legacy solutions. Pragmatic and collaborative mindset Nice to Have: Experience with enterprise application platforms such as WebSphere, Tomcat, JBoss, or similar technologies is considered an advantage, as large parts of the application landscape rely on WebSphere-based solutions.

🏢 Summary: Senior Java Developer role focused on developing and improving core backend components in a Scrum environment using Java, Spring Boot, microservices, and Kafka. The position involves designing scalable architectures, maintaining high code quality, and collaborating with international delivery teams and stakeholders. Hybrid work model with 3 days per week in the office. 🗂️ Requirements: 3+ years commercial experience as a software developer, Strong knowledge of Java, Hands-on experience with Spring Boot, Experience designing and developing Microservices architectures, Experience with Kafka, Experience building distributed systems, Knowledge of Oracle SQL, Ability to write complex SQL queries, stored procedures, views and joins, Experience with unit and integration testing, English proficiency at B2 level or higher 📃 Skills: Java, Spring, SpringBoot, Microservices, Kafka, Oracle, SQL, JUnit, Mockito, Azure 🏢 Description: We are looking for a Senior Java Developer who will join other software delivery professionals, taking a role in the development and improvement of one of the core components. Following the Scrum methodology, you will become a permanent member of one of our component teams, where you will help to shape the component architecture and fully apply your extensive knowledge of the most popular and progressive technologies, which could greatly improve performance and usability. You will be cooperating with delivery teams in Krakow and business stakeholders worldwide. 3 days per week in our office is expected. Responsibilities Act as a fully engaged member of a Scrum team, participating in all ceremonies and contributing to continuous improvement of team processes Deliver real business value by building robust and scalable core Java server systems Devise high-level technical architecture for the epics, ensuring solutions align with long-term system goals Develop high-quality, automatically tested code, leading by example and setting standards for the rest of the team Review design suggestions from team members and ensure that the delivered code fulfills the expected level of quality Ensure the continuance of on-going refactoring of the existing system's code to maintain a clean and maintainable codebase Conduct qualified code reviews, providing constructive feedback and mentoring other developers Requirements At least 3 years of relevant commercial experience as a software developer Strong knowledge of Java for building enterprise-grade backend applications Strong hands-on experience with Spring Boot for developing modern, production-ready microservices Proven experience designing and developing Microservices architectures, including working with Kafka for event streaming, as well as building distributed systems with a focus on resiliency and scalability Good knowledge of Oracle SQL with the ability to write complex queries, stored procedures, views and joins Solid experience with software testing practices, including writing reliable unit and integration tests Excellent oral and written communication skills in English (B2+ level or higher) Nice to have Domain knowledge of the Trade lifecycle and understanding of financial markets processes Hands-on experience with MS Azure cloud services, such as Azure Web Apps and Azure Functions, for deploying and managing cloud-based applications Practical experience with JUnit and Mockito, along with familiarity with test automation approaches and strong unit testing practices 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.