Senior Developer with Camunda

🏢 Summary: Hybrid Backend Developer role focused on building, testing, and maintaining reliable digital banking services in an agile team. The offer combines Java microservices development with ownership of test automation and backend quality, plus occasional business analysis support. Work is hybrid in Warsaw, with a long-term B2B engagement and a rate of up to 160 PLN net plus VAT per hour. 🗂️ Requirements: Java 21+, REST API and microservices development, Spring Boot 3.4 and Spring WebFlux, Hibernate, Git, Maven and Jenkins, Oracle DB, DB2 and SQL, SOLID principles, Test automation, Performance, unit, integration and API testing, Cucumber and WireMock, AI tools 📃 Skills: Java, REST, Microservices, SpringBoot, WebFlux, Hibernate, Git, Maven, Jenkins, Oracle, DB2, SQL, JUnit5, Cucumber, WireMock, AI 🏢 Description: General info: Model of work: hybrid (3 days work from office Warsaw) Type of contract: B2B, long-term cooperations Rate: up to 160 PLN nett + vat/ hour Introduction & Summary Looking for an experienced Backend Developer with a strong focus on testing and a willingness to engage in a blended capability role. This position offers the opportunity to work within an agile team while driving the quality and reliability of digital banking solutions. Main Responsibilities Design, develop, test, and maintain backend services that power our digital banking platforms. Drive backend testing activities within a dedicated agile team, ensuring high-quality, reliable, and scalable solutions. Collaborate closely with business stakeholders to understand requirements and contribute to solution design. Support analysis activities when needed, helping to translate business needs into technical solutions. Leverage AI-powered tools as part of daily development, testing, and delivery practices. Contribute to the full product lifecycle, from technical design and implementation to continuous improvement and operational support. Work collaboratively within a cross-functional agile team to deliver customer-focused digital banking services. Key Requirements Proficient in Java 21+, Rest API, and microservices. Experience with Spring Boot 3.4, Spring WebFlux, Hibernate, Git, Maven, Jenkins, Oracle DB/DB2/SQL, and Junit5. Knowledge of SOLID principles. Proficient in test automation, performance, unit, integration, and API testing. Familiarity with tools like Cucumber and WireMock. Experience in using AI tools. Nice to Have Frontend experience with JavaScript, TypeScript, Angular 2+, and Angular.JS. Familiarity with Playwright and qTest. ISTQB Foundation certification. Experience with Gherkin.

🏢 Summary: Hybrid Java software development role focused on enhancing high-volume, real-time systems in the banking or financial sector. The position covers development environments, databases, testing, code quality, and release preparation, with office attendance in Warsaw 1–2 days per month. 🗂️ Requirements: 5+ years of software development experience, Strong Java development skills, Experience with high-volume, real-time data processing systems, Hands-on Apache Kafka experience, Banking or financial sector experience, Understanding of software testing and system integration 📃 Skills: Java, Kafka, Databases, Testing, Integration 🏢 Description: Location: Warsaw, Poland Work Model: Hybrid (1-2 days per month in the Warsaw office) Start Date: ASAP / up to 30 days notice period Responsibilities Develop and implement software enhancements. Prepare and maintain development environments. Create and modify databases. Design and execute unit and integration tests. Ensure solutions comply with system architecture and coding standards. Perform code reviews and quality assurance activities. Prepare releases, configurations, and deployment documentation. Requirements 5+ years of experience in software development. Strong Java development skills. Experience with high-volume, real-time data processing systems. Hands-on experience with Apache Kafka. Experience in the banking or financial sector. Understanding of software testing and system integration. Nice to have: Knowledge of Java Swing (Full Stack profile). What We Offer Hybrid work model. Medicover private healthcare. Multisport card. Access to an e-learning platform. Group life insurance.

🏢 Summary: Join a banking modernization project as a Senior Java Developer, migrating a legacy corporate banking system to a digital platform. The role focuses on developing platform features and APIs in an agile team, with a hybrid setup in Warsaw, Gdańsk, or Gdynia. 🗂️ Requirements: Minimum 6 years of hands-on Java development experience, Experience with monolithic applications, API solution development experience, Reactive programming knowledge, Working knowledge of Spring, Hibernate, and Cucumber, Proficiency in SQL, REST, microservices, and Git, Knowledge of SOLID principles and design patterns, Fluent English 📃 Skills: Java, Monoliths, APIs, Reactive, Spring, Hibernate, Cucumber, SQL, REST, Microservices, Git, SOLID 🏢 Description: Industry: Banking Rate: up to 160 pln/h on b2b Location: Hybrid form Warsaw, Gdańsk or Gdynia (3 days per week from office) Summary: The main purpose of this role is to be part of a team responsible for the modernization of banking software, specifically transitioning from a legacy system to a new digital platform for corporate clients. This initiative aims to enhance customer service and improve operational efficiency. Responsibilities: Develop new features and improvements for the corporate banking platform. Collaborate with developers, product owners, architects, analysts, and QA teams. Build and maintain APIs for enhanced customer experience. Ensure compliance with banking services and maintenance requirements. Participate in agile ceremonies and follow SAFE Agile principles. Key Requirements: Minimum 6 years of hands-on experience in Java development. Experience in monolith applications Experience in building API solutions. Familiarity with reactive programming methodologies. Working knowledge of Spring, Hibernate, and Cucumber framework. Proficiency with SQL, REST, Microservices, and GIT. Understanding of SOLID principles and design patterns. Fluency in English. Nice to Have: 2 years experience with Angular. Ability to conduct unit tests using Jasmine.

🏢 Summary: Join a banking modernization project to help migrate corporate banking software from a legacy system to a digital platform. The role focuses on Java development, API delivery, and collaboration in a SAFe Agile team to improve customer experience and operational efficiency. 🗂️ Requirements: 6+ years of Java development experience, Experience with monolithic applications, Experience building API solutions, Knowledge of reactive programming, Working knowledge of Spring, Hibernate, and Cucumber, Proficiency in SQL, REST, microservices, and Git, Understanding of SOLID principles and design patterns, Fluent English 📃 Skills: Java, Spring, Hibernate, Cucumber, SQL, REST, Microservices, Git, SOLID, Angular, Jasmine 🏢 Description: Industry: Banking Rate: up to 160 pln/h on b2b Location: Hybrid form Warsaw, Gdańsk or Gdynia (3 days per week from office) Summary: The main purpose of this role is to be part of a team responsible for the modernization of banking software, specifically transitioning from a legacy system to a new digital platform for corporate clients. This initiative aims to enhance customer service and improve operational efficiency. Responsibilities: Develop new features and improvements for the corporate banking platform. Collaborate with developers, product owners, architects, analysts, and QA teams. Build and maintain APIs for enhanced customer experience. Ensure compliance with banking services and maintenance requirements. Participate in agile ceremonies and follow SAFE Agile principles. Key Requirements: Minimum 6 years of hands-on experience in Java development. Experience in monolith applications Experience in building API solutions. Familiarity with reactive programming methodologies. Working knowledge of Spring, Hibernate, and Cucumber framework. Proficiency with SQL, REST, Microservices, and GIT. Understanding of SOLID principles and design patterns. Fluency in English. Nice to Have: 2 years experience with Angular. Ability to conduct unit tests using Jasmine.

🏢 Summary: Senior Full-stack Developer role focused on building Node.js microservices and REST APIs, contributing to Angular front ends, and modernizing legacy platforms into scalable AWS cloud-native solutions. The position owns the full delivery lifecycle, provides technical leadership and mentoring, and requires hybrid work from Gdansk or Krakow three days per week. 🗂️ Requirements: Bachelor’s degree in Computer Science, Engineering, or related field, 5+ years of professional software development experience, Leadership experience building production-grade systems, Expertise in Node.js, microservices, REST API design, and full-stack development, Angular development experience, Legacy-system modernization and target-state architecture design experience, Hands-on AWS cloud services experience, Relational and NoSQL database experience, Monitoring, observability, and automated testing experience, Agile delivery experience, Hybrid work from Gdansk or Krakow 3 days per week 📃 Skills: Node.js, Angular, Java, JavaScript, AWS, EC2, S3, Lambda, Kinesis, Firehose, DynamoDB, EKS, CloudWatch, PostgreSQL, Splunk, Honeycomb, Playwright, DB2, REST, Microservices 🏢 Description: We're looking for a Senior Full-stack Developer (Node.js, Angular, Java, JavaScript) to join our team in Poland. The ideal candidate thrives on solving complex problems, modernizing legacy platforms, and delivering robust cloud-native solutions. In this role, you’ll be hands-on with the full technology stack—shaping architecture, leading development efforts, and partnering closely with cross-functional teams to drive strategic initiatives forward. If you are an engineer who enjoys both the technical and collaborative aspects of building software at scale, we’d love to meet you. Please note that hybrid work, 3 days from Gdansk or Krakow, is required. Responsibilities Design, develop, and deploy backend services, microservices, and RESTful APIs—primarily in Node.js—with front-end contributions in Angular Modernize legacy systems by evaluating current-state architectures and defining target-state solutions that maximize performance, scalability, and maintainability Deliver high-quality software in an agile environment, partnering closely with product managers, architects, and other engineering teams Own the end-to-end development lifecycle: requirements gathering, solution design, coding, testing (including API and Playwright automation), deployment, and operational support Implement and manage AWS cloud services (e.g., EC2, S3, Lambda, Kinesis, Firehose, DynamoDB, EKS, CloudWatch) to build resilient, observable, and secure solutions Promote best practices in coding standards, testing, monitoring (via Splunk, Honeycomb), and documentation Mentor and guide engineers, fostering a culture of technical excellence, ownership, and continuous improvement Engage directly with clients and stakeholders, translating broad, ambiguous business needs into concrete technical plans Requirements Bachelor's degree in Computer Science, Engineering, or related field; Master's degree strongly preferred 5+ years of professional software development experience, with demonstrated leadership in building production-grade systems Deep expertise in Node.js, microservices architecture, REST API design, and full-stack development (Angular contributing to ~20% of workload) Proven success modernizing legacy systems, assessing current architectures, and defining target-state designs Hands-on experience with AWS cloud services (EC2, S3, Lambda, Kinesis, Firehose, DynamoDB, EKS, CloudWatch, and related tools) Experience with relational and NoSQL databases (DynamoDB, PostgreSQL); familiarity with DB2 is a plus Proficiency using modern monitoring and observability platforms (Splunk, Honeycomb) and automated testing frameworks (API testing tools, Playwright) Strong command of agile methodologies and iterative delivery Nice to have Exposure to Java for DB2 integration and legacy system interfacing Experience leading cross-functional initiatives in large enterprise environments Familiarity with API management, security, and governance best practices Experience with Playwright 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 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: Senior Full-stack Developer role focused on designing and modernizing cloud-native applications with Node.js and Angular. The position owns the full delivery lifecycle, including architecture, AWS implementation, automated testing, and operational support, while collaborating with clients and mentoring engineers. Hybrid work from Gdansk or Krakow three days per week is required. 🗂️ Requirements: Bachelor’s degree in Computer Science, Engineering, or related field, 5+ years of professional software development experience, Leadership experience building production-grade systems, Deep Node.js expertise, Microservices architecture experience, REST API design experience, Full-stack development experience with Angular, Legacy-system modernization and target-state architecture design experience, Hands-on AWS services experience, Relational and NoSQL database experience, Monitoring, observability, and automated testing experience, Agile delivery proficiency, Hybrid work from Gdansk or Krakow 3 days per week 📃 Skills: Node.js, Angular, Java, JavaScript, AWS, EC2, S3, Lambda, Kinesis, Firehose, DynamoDB, EKS, CloudWatch, PostgreSQL, Splunk, Honeycomb, Playwright, DB2 🏢 Description: We're looking for a Senior Full-stack Developer (Node.js, Angular, Java, JavaScript) to join our team in Poland. The ideal candidate thrives on solving complex problems, modernizing legacy platforms, and delivering robust cloud-native solutions. In this role, you’ll be hands-on with the full technology stack—shaping architecture, leading development efforts, and partnering closely with cross-functional teams to drive strategic initiatives forward. If you are an engineer who enjoys both the technical and collaborative aspects of building software at scale, we’d love to meet you. Please note that hybrid work, 3 days from Gdansk or Krakow, is required. Responsibilities Design, develop, and deploy backend services, microservices, and RESTful APIs—primarily in Node.js—with front-end contributions in Angular Modernize legacy systems by evaluating current-state architectures and defining target-state solutions that maximize performance, scalability, and maintainability Deliver high-quality software in an agile environment, partnering closely with product managers, architects, and other engineering teams Own the end-to-end development lifecycle: requirements gathering, solution design, coding, testing (including API and Playwright automation), deployment, and operational support Implement and manage AWS cloud services (e.g., EC2, S3, Lambda, Kinesis, Firehose, DynamoDB, EKS, CloudWatch) to build resilient, observable, and secure solutions Promote best practices in coding standards, testing, monitoring (via Splunk, Honeycomb), and documentation Mentor and guide engineers, fostering a culture of technical excellence, ownership, and continuous improvement Engage directly with clients and stakeholders, translating broad, ambiguous business needs into concrete technical plans Requirements Bachelor's degree in Computer Science, Engineering, or related field; Master's degree strongly preferred 5+ years of professional software development experience, with demonstrated leadership in building production-grade systems Deep expertise in Node.js, microservices architecture, REST API design, and full-stack development (Angular contributing to ~20% of workload) Proven success modernizing legacy systems, assessing current architectures, and defining target-state designs Hands-on experience with AWS cloud services (EC2, S3, Lambda, Kinesis, Firehose, DynamoDB, EKS, CloudWatch, and related tools) Experience with relational and NoSQL databases (DynamoDB, PostgreSQL); familiarity with DB2 is a plus Proficiency using modern monitoring and observability platforms (Splunk, Honeycomb) and automated testing frameworks (API testing tools, Playwright) Strong command of agile methodologies and iterative delivery Nice to have Exposure to Java for DB2 integration and legacy system interfacing Experience leading cross-functional initiatives in large enterprise environments Familiarity with API management, security, and governance best practices Experience with Playwright 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 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: Long-term B2B opportunity on a global banking platform supporting corporate lending for enterprise clients. The role involves full-stack development of new features and modules using modern Java, Spring Boot, Angular, and cloud-native tooling in hybrid Warsaw or Kraków collaboration. 🗂️ Requirements: 4+ years of commercial backend or frontend development experience, Full-stack technology understanding, Java 8/17, Spring Boot, Hibernate, Oracle PL/SQL, Liquibase, Angular 19/20, Nx, Micro-frontend architecture, Jest, NgRx, CI/CD experience, Bitbucket, Jenkins, SonarQube, Kubernetes, ELK Stack, Advanced English (C1+) 📃 Skills: Java, Spring, Hibernate, Oracle, Liquibase, Angular, Nx, Jest, NgRx, Bitbucket, Jenkins, SonarQube, Kubernetes, ELK 🏢 Description: RITS Group is an IT company delivering high-quality software development services to clients across Poland and international markets. We are proud to be among the fastest-growing technology companies. Our focus is on quality, innovation, and delivering reliable solutions, while our culture is built on trust, collaboration, and continuous improvement. Project Details 📍 Work model: Hybrid – Warsaw or Kraków (1–2 office visits per week) 💰 Rate: 155–165 PLN/hour (B2B) 🌍 English: Advanced (C1+) 🏦 Industry: Banking About the Project You will join a global banking project focused on developing and enhancing a platform that supports corporate lending processes for large enterprise clients. The team continuously delivers new business initiatives, expands existing modules, and implements solutions tailored to multiple international markets. The platform has been running successfully in production for several years and is one of the bank's core business applications used worldwide. With more than 20 extensive modules, the project offers the opportunity to solve complex business and technical challenges while collaborating with international teams and gaining deep knowledge of advanced financial processes. We offer: 📍 Work model: Hybrid – Warsaw or Kraków (1–2 office visits per week) 💰 Rate: 155–165 PLN/hour (B2B) 🌍 English: Advanced (C1+) 🏦 Industry: Banking Long-term cooperation on a stable, business-critical project with significant scale and complexity. A modern technology stack, consistently maintained at no more than one version behind the latest release. Opportunity to work on a globally used enterprise platform. Collaboration with highly experienced engineers and technology experts. Strong engineering culture focused on code quality, best practices, and technical excellence. Access to our internally developed AI ecosystem and Large Language Model (LLM) solutions. A development-focused environment, with significantly more feature delivery than maintenance work. Responsibilities: Design, develop, and enhance solutions aligned with the long-term product roadmap. Collaborate with international cross-functional teams to design and implement new features. Ensure high code quality through testing, code reviews, and adherence to development standards. Estimate development effort, plan tasks, and provide regular status updates to stakeholders. Support and mentor team members while actively sharing technical knowledge and best practices. We are looking for: At least 4 years of co mmercial experience in backend or frontend development, with a solid understanding of the full technology stack. Strong knowledge of: Java 8/17, Spring Boot, Hibernate, Oracle PL/SQL oraz Liquibase Frontend experience with: Angular 19/20, Nx, Micro-frontend architecture, Jest, NgRx Experience with CI/CD tools and processes , including Bitbucket, Jenkins, and SonarQube. Hands-on experience with Kubernetes and the ELK Stack . Strong teamwork and proactive approach to problem-solving. Excellent written and spoken English. This role is not perfectly suited for you, but you have a friend who would fit? Recommend your friend and get up to 5000 zł! Referral Program: Talent from your network Don't hesitate and apply now!