Lead Java Developer

🏢 Summary: Lead Java Developer role focused on architectural governance, enterprise system design, and alignment between Investment Bank engineering teams and Group CTO initiatives. The position involves defining architectural standards, supporting governance processes, and translating complex technical strategies into actionable roadmaps in a regulated enterprise environment. Hybrid work from the client’s office is required three days per week. 🗂️ Requirements: 7+ years of software engineering experience, Experience in system design, Experience in API design, Experience with cloud-native patterns, Proven experience designing scalable secure enterprise systems, 5+ years as Lead Engineer or Principal Engineer, Ability to translate ambiguous requirements into technical direction, Experience in regulated or governance-heavy environments, Ability to create architectural roadmaps, Experience with architectural governance processes, Fluency in English 📃 Skills: Java, API, Cloud, Architecture, Governance, SystemDesign, CloudNative, GCP, Azure, AWS 🏢 Description: We are seeking a Lead Java Developer to provide support across the Governance Crew and wider IB Streams while interacting with the Group CTO. This role ensures the Investment Bank remains aligned to both IB and group-level architectural direction. Please note that working from the customer's office is required 3 days per week. Responsibilities Create, maintain and evolve architectural standards, guardrails, reference architectures and best practices aligned with IB and GCTO strategy Own and run key architectural governance processes within the IB CTO function to ensure proactive architectural control across the division Act as the GCTO point of contact for the Investment Bank, representing IB CTO in group-led initiatives Ensure clear and relevant communication flows across group-led initiatives Triage incoming IB and GCTO work to determine impact and coordinate responses Shield the core architecture team by absorbing operational, data-gathering and coordination tasks Support IB engineering teams with early engagement on new initiatives Address architectural considerations from ideation through to delivery Translate complex Group-level technical strategies into actionable roadmaps for local engineering teams Requirements 7+ years of hands-on background in software engineering with skills in system design, API design and cloud-native patterns Showcase of a proven track record designing and delivering scalable secure enterprise systems 5+ years of experience as a Lead/Principal Engineer, working with high-level, ambiguous or shifting requirements and translating them into pragmatic technical direction Background in solution architecture is a plus Experience operating within complex, highly regulated or governance-heavy environments requiring transparency, process and clear documentation Capability to grasp complex Group-level technical strategies and translate them into actionable roadmaps for local engineering teams Familiarity with working independently to create structure, clarity and direction Understanding of collaborative, team-oriented decision-making in architecture Competency in challenging status-quo processes and designing efficient ways to achieve business goals Fluency in English and cultural awareness to navigate a multinational enterprise 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: Lead Java Developer role focused on designing and building scalable, distributed cloud-native applications for AI-driven solutions within a global investment banking environment. The position involves leading architecture decisions, implementing advanced Java and Spring-based systems, and delivering secure, high-performance services in Azure. It combines hands-on development with technical leadership in a modern, data-intensive ecosystem. 🗂️ Requirements: 5+ years of Java development experience, Minimum 1 year of leadership experience, Proficiency in Java 18+, Strong experience with Spring Boot, Experience in developing RESTful APIs, Strong knowledge of PostgreSQL and Oracle databases, Experience with Hibernate and JPA, Experience with CI/CD pipelines, Hands-on experience with Azure cloud platform, Experience with monitoring and logging tools, Proficiency in automated testing frameworks, Experience with Kafka and message-driven architecture, Knowledge of OAuth2, JWT, and Spring Security, Fluent English (minimum B2) 📃 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: Join our innovative AI platform team as a Lead Java Developer within a leading global investment bank. You will collaborate with data scientists, software engineers, and business analysts to deliver advanced solutions for internal clients. Our team processes vast amounts of data for a variety of use cases, leveraging both classic machine learning and modern generative AI. We are rapidly expanding in the areas of chatbots and intelligent agents, working in a cloud-native, technologically advanced environment. You will be part of a forward-thinking organization at the forefront of digital transformation in financial services. The client values technical excellence, innovation, and collaboration, offering opportunities to work on impactful projects in a dynamic, global setting. Ready to launch your career in cloud engineering? Apply now and join our global team! This role offers a hybrid model, with 3 days per week working from the client's office in Krakow, Poland. Responsibilities Play a key role in designing and building highly scalable and distributed cloud applications Provide technology solutions that address business challenges and reinforce our leadership in digital financial services Design, plan, and deliver sustainable solutions using modern technologies Apply core and advanced concepts to develop business solutions Implement proofs of concept and application skeletons for the team Participate in or lead design reviews with peers and stakeholders to decide on architecture Conduct code reviews, test software as needed, and participate in application architecture, design, and other phases of the SDLC Requirements 5+ years of experience in Java development At least 1 year of relevant leadership experience Proficiency in Java 18+ and Spring Boot Experience with RESTful APIs development (OpenAPI/Swagger) Strong knowledge of databases (PostgreSQL, Oracle) and ORM frameworks (Hibernate, JPA) Familiarity with CI/CD pipelines (Jenkins, GitLab CI/CD) Hands-on experience with Azure cloud platform Monitoring and logging expertise (Prometheus, Splunk) Proficiency in testing frameworks (JUnit, TestNG, Mockito, JBehave) Competency in message-driven architecture and integration tools (Kafka, REST) Understanding of security elements, including OAuth2, JWT, and Spring Security Fluency in English, both written and spoken, at a minimum B2 level Nice to have Experience in the financial services industry Certification in Azure or related cloud technologies Familiarity with other programming languages and frameworks 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: Lead Java Developer role focused on building scalable Java backend applications in the finance domain using Agile and TDD practices. The position involves technical leadership, architectural support, production issue resolution, and collaboration on modern backend solutions. The offer includes flexible remote work, career development programs, certifications, and comprehensive benefits. 🗂️ Requirements: 5+ years of experience with Java backend development, Experience with Java 8, Experience with Spring, Experience with Spring Boot, Knowledge of database design and SQL, Query optimization skills, Understanding of OOD principles, Knowledge of TDD, Knowledge of BDD, Knowledge of DDD, Knowledge of CI/CD, Experience with IntelliJ IDEA, Experience with Git, Experience with Gradle, Familiarity with Maven, Familiarity with Jenkins, Familiarity with JIRA, Debugging and performance tuning skills, Experience deploying and maintaining complex Java applications, Knowledge of modern technical architectures, Strong analytical and problem-solving skills, English communication skills 📃 Skills: Java, Spring, SpringBoot, SQL, OOD, TDD, BDD, DDD, CI/CD, IntelliJ, Git, Gradle, Maven, Jenkins, JIRA, GitHub, ELK, Kafka, Docker, Kubernetes, SpringBatch, SpringIntegration, Groovy, Scrum, Kanban, XP, UNIX, Linux, Shell 🏢 Description: We are looking for a Lead Java Developer with a passion for quality demonstrated through Agile and TDD practices, someone who can build robust and scalable Java backend applications within the complex finance domain. Responsibilities Develop and maintain Java-based applications Design infrastructure and network topology solutions for innovative projects Apply best development practices to produce code and effectively utilize technologies Provide expertise and architectural assistance to other team members Build relationships with users and facilitate requirements gathering Resolve production issues and help maintain a stable production environment Lead technical design discussions with other Java Developers Ensure the development methodology is followed across the team Requirements Experience in designing and implementing Java-based backend applications using Java 8 Spring and Spring Boot with 5+ years of experience Knowledge of database design and SQL including query optimization Skills in Object-Oriented analysis and design with understanding of design patterns clean code principles and concepts like OOD TDD BDD DDD and CI/CD Proficiency in software development lifecycle tools such as IntelliJ IDEA Git and Gradle Familiarity with additional development tools such as Maven Jenkins and JIRA Familiarity with debugging and performance tuning along with understanding of deploying maintaining and monitoring complex Java applications Knowledge of modern technical architectures and how to pragmatically leverage their benefits Excellent analytical and problem-solving skills Good written and verbal communication skills in English Nice to have Skills in GitHub ELK Stack and Kafka Familiarity with Docker Kubernetes Spring Batch and Spring Integration Familiarity with event-driven architectures stream processing and other JVM languages such as Groovy Hands-on experience in Agile methodologies such as Scrum Kanban and XP with exposure to UNIX/Linux environment and shell scripting Experience or interest in financial products We offer We gather like-minded people: Top tech minds driving innovation in AI, cloud and digital platform modernization Supportive team and agile, startup-like culture Hybrid by design mode 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: Career development programs Thought leadership, mentoring, soft skills and well-being programs Certification (Anthropic, Gemini, GCP, Azure, AWS) English classes We cover it all: Stable pay Participation in the Employee Stock Purchase Plan with a 15% discount Benefits package (health insurance, multisport, shopping vouchers) Referral bonuses up to $2,000 Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more Corporate, social and well-being events Please, note: Benefits listed above are available to employees only We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually 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: Lead Java Developer role focused on building scalable Java backend applications in the finance domain using Agile and TDD practices. The position involves technical leadership, architectural support, production issue resolution, and collaboration on modern backend solutions. The offer includes remote flexibility, career development programs, certifications, and a comprehensive benefits package. 🗂️ Requirements: 5+ years of experience with Java 8, Experience with Spring, Experience with Spring Boot, Experience designing and implementing Java backend applications, Knowledge of database design, SQL and query optimization skills, Understanding of OOD, Knowledge of TDD, Knowledge of BDD, Knowledge of DDD, Knowledge of CI/CD, Experience with IntelliJ IDEA, Experience with Git, Experience with Gradle, Familiarity with Maven, Familiarity with Jenkins, Familiarity with JIRA, Debugging and performance tuning skills, Knowledge of modern software architectures, English communication skills 📃 Skills: Java, Spring, SpringBoot, SQL, OOD, TDD, BDD, DDD, CI/CD, IntelliJ, Git, Gradle, Maven, Jenkins, JIRA, GitHub, ELK, Kafka, Docker, Kubernetes, Groovy, Scrum, Kanban, XP, Linux, Unix, Shell 🏢 Description: We are looking for a Lead Java Developer with a passion for quality demonstrated through Agile and TDD practices, someone who can build robust and scalable Java backend applications within the complex finance domain. Responsibilities Develop and maintain Java-based applications Design infrastructure and network topology solutions for innovative projects Apply best development practices to produce code and effectively utilize technologies Provide expertise and architectural assistance to other team members Build relationships with users and facilitate requirements gathering Resolve production issues and help maintain a stable production environment Lead technical design discussions with other Java Developers Ensure the development methodology is followed across the team Requirements Experience in designing and implementing Java-based backend applications using Java 8 Spring and Spring Boot with 5+ years of experience Knowledge of database design and SQL including query optimization Skills in Object-Oriented analysis and design with understanding of design patterns clean code principles and concepts like OOD TDD BDD DDD and CI/CD Proficiency in software development lifecycle tools such as IntelliJ IDEA Git and Gradle Familiarity with additional development tools such as Maven Jenkins and JIRA Familiarity with debugging and performance tuning along with understanding of deploying maintaining and monitoring complex Java applications Knowledge of modern technical architectures and how to pragmatically leverage their benefits Excellent analytical and problem-solving skills Good written and verbal communication skills in English Nice to have Skills in GitHub ELK Stack and Kafka Familiarity with Docker Kubernetes Spring Batch and Spring Integration Familiarity with event-driven architectures stream processing and other JVM languages such as Groovy Hands-on experience in Agile methodologies such as Scrum Kanban and XP with exposure to UNIX/Linux environment and shell scripting Experience or interest in financial products We offer We gather like-minded people: Top tech minds driving innovation in AI, cloud and digital platform modernization Supportive team and agile, startup-like culture Hybrid by design mode 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: Career development programs Thought leadership, mentoring, soft skills and well-being programs Certification (Anthropic, Gemini, GCP, Azure, AWS) English classes We cover it all: Stable pay Participation in the Employee Stock Purchase Plan with a 15% discount Benefits package (health insurance, multisport, shopping vouchers) Referral bonuses up to $2,000 Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more Corporate, social and well-being events Please, note: Benefits listed above are available to employees only We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually 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: Junior Java Developer role focused on maintaining and enhancing internal financial tools and data pipelines in a GCP-hosted environment. The position involves automating and optimizing financial processes using Java while collaborating with international teams and receiving mentorship from a Senior Developer. The role combines hands-on development, testing and support within a structured software development lifecycle. 🗂️ Requirements: 1+ year of professional software development experience or strong junior-level hands-on practice, Hands-on experience with Java, Proficiency in Object-Oriented Programming (OOP), Experience with SQL, Experience with RESTful APIs, Experience with Git, Familiarity with unit testing frameworks, Understanding of software development lifecycle, Ability to communicate in English (spoken and written) 📃 Skills: Java, SQL, REST, Git, JUnit, Mockito, OOP, GCP, TypeScript, Angular, Dart, Guice, Guava, ProtocolBuffers, CI/CD 🏢 Description: We are looking for a motivated Junior Java Developer to join a high-impact team supporting and enhancing the internal tools and data pipelines that drive the Client’s financial operations. In this role, you’ll work closely with a Senior Developer, receiving dedicated mentorship as you automate and optimize financial workflows using the latest technologies in a fully GCP-hosted environment. The client operates in the global technology sector, focusing on innovative solutions for financial process automation. You’ll be part of a collaborative, cross-functional organization, with opportunities for technical growth and exposure to the Client’s unique engineering methodologies. This role offers a hybrid model, with 3 days per week working from the client's office in Wroclaw, Gdansk, Warsaw or Krakow; working hours are aligned for collaboration with international teams, with a preferred shift start between 9:00 AM and 11:00 AM CET. Responsibilities Maintain and enhance internal tools and data pipelines supporting financial operations Work closely with a Senior Developer, receiving mentorship and guidance as you grow into the role Automate and optimize complex financial processes using Java and related technologies Build, test and support solutions that are used by key financial stakeholders Collaborate with international teams in a cross-functional environment Participate in code reviews and contribute to maintaining high code quality Follow the software development lifecycle, including analysis, design, implementation, testing and support Communicate effectively with team members and stakeholders in a hybrid work setting Requirements 1+ year of professional software development experience or strong hands-on practice at the junior level Hands-on experience with Java Proficiency in Object-Oriented Programming (OOP) and SQL Experience with RESTful APIs and version control systems (Git) Familiarity with unit testing frameworks (e.g. JUnit, Mockito) Understanding of the software development lifecycle, including analysis, design, implementation, testing and support Ability to communicate effectively in English, both spoken and written, for client-facing collaboration Strong self-management skills with the ability to prioritize work and meet deadlines Nice to have Experience with TypeScript/Angular or Dart Familiarity with Google technologies such as Guice, Guava or Protocol Buffers General knowledge of Google Cloud Platform (GCP) Experience with CI/CD pipelines 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: Java Developer role focused on building and improving mission-critical financial systems using Java and the ION toolset in a fast-paced international environment. The position involves low-latency application development, stakeholder collaboration, production support, and integration with trading platforms and messaging systems. Hybrid work with 3 office days per week is expected. 🗂️ Requirements: 2+ years of software engineering experience, Professional Java development experience, Experience with low-latency programming, Experience with multi-threaded systems, Knowledge of object-oriented programming, Understanding of design patterns, Experience working in agile teams, Knowledge of Rates and Credit bonds and derivatives, Understanding of Bloomberg and TradeWeb platforms, Experience with Kafka, English proficiency at B2 level or higher 📃 Skills: Java, ION, Kafka, OOP, Agile, Bloomberg, TradeWeb, Python, Perl, PXE 🏢 Description: We are seeking a Java Developer to become a valued addition to our team. You will join a talented engineering community that delivers mission-critical solutions powering our worldwide business operations and fostering innovation within the financial sector. This role offers a great chance to leverage your skills in a fast-paced setting, partnering with international peers and stakeholders on meaningful initiatives. 3 days per week in our office is expected. Responsibilities Architect and implement solutions to tackle major business challenges, whether through Java application development or by making use of the ION toolset Improve and restructure existing components and solutions to boost performance, maintainability, and overall code quality Drive UAT and demonstration sessions with key stakeholders, facilitating clear communication and achieving successful approvals Extract critical information from business stakeholders and convert it into well-defined, actionable IT requirements Work closely with other IT teams across the globe to provide cohesive, end-to-end solutions Assist the production operations team during deployments and contribute to ongoing production support tasks Requirements A minimum of 2 years of professional experience in software engineering roles Strong practical background in Java for the creation of reliable server-side applications Sound grasp of low-latency and multi-threaded programming for performance-critical systems Deep familiarity with object-oriented programming concepts and design patterns, with exposure to functional programming viewed as a significant advantage Demonstrated experience operating within agile teams and applying agile practices Strong comprehension of Rates and Credit bonds and derivatives, together with their underlying market behavior Thorough understanding of the specific characteristics of trading venues like Bloomberg and TradeWeb Practical experience using Kafka for messaging and event-driven communication Outstanding verbal and written communication abilities in English (B2+ level or above) Nice to have General awareness of Financial Market Instruments and how they are utilized in trading contexts Advanced, expert-level proficiency with ION and substantial prior experience using the ION toolset Previous involvement in bond pricing through PXE Background in automated testing methods and continuous integration workflows Working knowledge of scripting languages such as Python, Perl, or comparable alternatives EPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments.

🏢 Summary: Lead Java Developer role focused on building and modernizing high-performance Java solutions for Fixed Income Rates and Credit trading platforms. The position involves developing scalable low-latency applications, supporting production systems, and collaborating with global IT and business stakeholders. Hybrid work from the Krakow office three days per week is required. 🗂️ Requirements: 5+ years of professional Java development experience, Experience with low-latency programming, Experience with multi-threaded programming, Strong problem-solving and analytical skills, Ability to explain technical concepts to non-technical stakeholders, Ability to learn new technologies quickly, English proficiency at B2 level or higher 📃 Skills: Java, Kafka, AVRO, Azure, AWS, GCP, Bloomberg, Tradeweb 🏢 Description: We are building high-performance Java solutions for Fixed Income Rates and Credit trading desks within a global markets technology organization. As a Lead Java Developer, you will translate trading needs into scalable services, modernize existing components, and partner across regions to keep the platform reliable and fast. Please note that working from the office in Krakow 3 days per week is required. Responsibilities - Design and deliver scalable Java applications that address complex business challenges - Improve performance and maintainability by optimizing and refactoring existing components - Facilitate UAT and run demonstrations with key stakeholders - Convert business requirements into clear technical specifications - Coordinate with global IT teams to enable seamless integration - Support production releases and provide ongoing maintenance - Develop cutting-edge solutions while sustaining a sophisticated, multi-faceted platform Requirements - Proven track record with 5+ years of professional Java development experience - Hands-on experience with low-latency and multi-threaded programming techniques - Excellent problem-solving and analytical skills to tackle complex technical challenges - Strong communication skills, able to explain complex technical concepts to non-technical stakeholders - Willingness to learn quickly and adapt to new technologies and market changes - English proficiency at B2 (Upper-Intermediate) level or higher Nice to have - Understanding of financial markets, particularly Rates and Credit bonds/derivatives and trading platforms (e.g., Bloomberg, Tradeweb) - Familiarity with messaging systems like Kafka and data serialization formats (e.g., AVRO) - Knowledge of cloud platforms (Azure, AWS or GCP)

🏢 Summary: Lead Java Developer role focused on designing and delivering component-based services for a global fixed income trading platform, driving modernization, platform standardization, and high-quality software delivery. The position involves working with Java enterprise technologies, integrations, and supporting migration to a strategic platform in a global environment. You will own delivery outcomes and collaborate closely with business and IT stakeholders. 🗂️ Requirements: 7+ years of professional software development experience, Deep expertise in Core Java, Hands-on experience with SQL, Hands-on experience with Spring framework, Strong written and verbal English skills, Ability to collaborate with global teams 📃 Skills: Java, SQL, Spring, JMS, ORM, REST, WebServices, TCP/IP, Bash, Perl, Python, C++, Redis, Multithreading, Networking, Scrum, Kanban 🏢 Description: We are building a Lead Java Developer role to strengthen a global fixed income trading platform built on Java and enterprise standards. You will design and deliver component-based services using technologies like JMS, ORM, Spring, WebServices, REST, plus integrations across TCP/IP networking and scripting (bash, Perl, Python) and even C++. Apply now to help modernize the platform and drive high-quality delivery Responsibilities Design and implement software components that meet defined requirements Own delivery outcomes by ensuring software quality and agreed standards Partner with the customer to clarify and understand deliverables Support the business with platform rationalization and optimization efforts Drive reduction of technical debt and advance platform standardization Assist the business with migration to the strategic platform Collaborate with IT teams across global locations Requirements Proven 7+ years of professional experience in software development Deep expertise in Core Java Hands-on proficiency with SQL and the Spring framework Excellent communication and effective time management skills Collaborative team player mindset with a pragmatic approach to software delivery Strong English skills (written and verbal) Nice to have Experience with Java multithreading, networking, and web services Familiarity with JMS and Redis Ability to elicit and document requirements with strong focus on software quality Knowledge of the investment banking domain Understanding of Agile principles, including 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 Developer role building high-performance, data-intensive backend systems for a global investment bank. The position focuses on scalable REST APIs, reactive event-driven processing and NoSQL data platforms, with hybrid work from the client’s Warsaw office three times weekly. 🗂️ Requirements: 6+ years of software development experience, Strong Java 8 and Java 9 experience, NoSQL database experience, REST API implementation experience, Reactive Programming experience, Unit testing experience, Strong analytical and problem-solving skills, English communication skills, Availability to work from the client’s Warsaw office 3 days per week 📃 Skills: Java, NoSQL, MongoDB, REST, JAX-RS, RxJava, Reactive, Testing 🏢 Description: This role involves building high-performance, data-intensive technology solutions for a global investment bank. You will collaborate with globally distributed, cross-functional teams on platforms operating at global scale in a fast-paced financial environment. Responsibilities • Design, develop, and maintain robust Java-based backend services and applications • Build and enhance scalable RESTful APIs serving critical business functions • Implement reactive, event-driven solutions for high-throughput data processing • Work with NoSQL databases to manage and query large-scale datasets • Develop comprehensive unit and integration tests to ensure code quality and reliability • Collaborate with globally distributed, cross-functional teams to deliver end-to-end solutions • Participate in architectural discussions and contribute to system design for scalability and performance • Operate within an Agile Scrum framework, delivering iteratively with continuous feedback Requirements • 6+ years of professional software development experience • Strong Java development experience, with a focus on Java 8 and 9 • Experience with NoSQL databases, ideally MongoDB • Experience implementing REST APIs, ideally with JAX-RS • Experience with Reactive Programming, ideally with RxJava • Solid experience implementing unit tests • Strong analytical and problem-solving skills • Good communication skills in English for collaboration within an international team Nice to have • Experience developing applications in fintech or established financial institutions • Experience with microservice architectures • Experience developing systems that can scale to large amounts of data • Experience working in Agile Scrum • Experience working on a globally distributed team We offer • Hybrid-by-design work mode and opportunity to work remotely within Poland • Chance to work abroad for up to 60 days annually • Business-driven relocation opportunities • Career development programs • Thought leadership, mentoring, soft-skills and well-being programs • Certification opportunities: Anthropic, Gemini, GCP, Azure and AWS • English classes • Stable pay • Participation in the Employee Stock Purchase Plan with a 15% discount • Benefits package including health insurance, multisport and shopping vouchers • Referral bonuses up to $2,000 • Offices with entertainment and relaxation zones, table tennis, football, free snacks and coffee • Corporate, social and well-being events Benefits listed above are available to employees only. Contractor arrangements are available. Terms of B2B cooperation agreements are agreed individually. Selected candidates will be contacted exclusively.