Java Full stack with React.js or Angular / Warsaw

🏢 Summary: Senior Full Stack Engineer role focused on leading the delivery of scalable, business-critical web applications. The position combines React/Remix front-end development with Python REST APIs, Azure cloud deployment, automated testing, and DevSecOps practices while providing technical leadership in an Agile team. 🗂️ Requirements: Senior full-stack engineering experience, TypeScript, React, Python, RESTful API development, MongoDB, SQL databases, Microsoft Azure, Azure Kubernetes Service, Clean, testable code, Test-driven development, Vitest, Pytest, DevSecOps practices, GitHub workflows, GitHub Actions CI/CD, Kubernetes, ArgoCD, Problem-solving, Technical communication, Bachelor’s degree or equivalent professional experience 📃 Skills: TypeScript, React, Remix, Python, MongoDB, SQL, Azure, AKS, Vitest, Pytest, GitHub, GitHubActions, Kubernetes, ArgoCD, DevSecOps, TDD, GitOps, ES6 🏢 Description: We are seeking an experienced Senior Full Stack Engineer to join a high-performing engineering team responsible for building and enhancing innovative web-based platforms. This role offers the opportunity to work on complex, business-critical applications while driving technical excellence, engineering best practices, and scalable software solutions. As a Senior Engineer, you will take ownership of advanced development initiatives, contribute to architectural decisions, and help shape the future direction of modern web applications. You will work across both front-end and back-end technologies , combining expertise in React-based user interfaces and Python API development to deliver secure, scalable, and maintainable solutions. The ideal candidate will have strong full-stack engineering experience, a passion for clean code and automation, and the ability to solve complex technical challenges within a collaborative, agile environment. Key Responsibilities Lead the design, development, and delivery of complex software engineering initiatives from concept through to production. Architect and build scalable Python RESTful APIs and modern React/Remix-based web applications using service-oriented architecture principles. Develop reusable components, integrations, and technical solutions that improve application scalability and maintainability. Investigate, troubleshoot, and resolve complex technical issues, providing effective solutions and long-term improvements. Establish and promote engineering best practices across development, testing, security, and deployment processes. Champion a DevOps-first mindset , supporting automation, continuous delivery, and operational excellence. Define and address non-functional requirements including performance, accessibility, reliability, and security. Collaborate closely with Product Owners, architects, engineers, and business stakeholders to translate requirements into innovative technical solutions. Provide technical guidance and mentorship to other engineers, encouraging knowledge sharing and continuous improvement. Contribute to Agile delivery practices, supporting effective planning, estimation, and iterative development. Essential Skills & Experience Proven experience as a Senior Full Stack Engineer or similar technical leadership role, delivering complex software solutions. Strong proficiency in TypeScript , including modern ES6+ features and best practices. Extensive experience building dynamic, responsive front-end applications using React , with experience in Remix or similar frameworks preferred. Strong backend development experience using Python , including the design and implementation of RESTful APIs. Solid understanding of database technologies, including MongoDB and relational SQL databases. Hands-on experience with Microsoft Azure , particularly Azure Kubernetes Service (AKS) and cloud-native application deployment. Strong commitment to writing clean, maintainable, and highly testable code. Experience with Test Driven Development (TDD) and automated testing frameworks, including: Unit testing with Vitest and Pytest Functional testing exposure with Playwright is desirable. Strong understanding of modern DevSecOps practices , including: GitHub version control workflows CI/CD automation using GitHub Actions Containerised application deployment using Kubernetes GitOps practices with ArgoCD Excellent problem-solving skills with strong attention to technical detail and quality. Strong communication skills with the ability to collaborate effectively with both technical and non-technical stakeholders. Bachelor’s degree in Computer Science, Engineering, or a related discipline, or equivalent professional experience. Desirable Skills Azure Developer certification, particularly AZ-204 . Experience working with Databricks or modern data platforms. Experience working in Scrum-based Agile environments . Previous experience working with large-scale enterprise applications and distributed systems.

🏢 Summary: Fully remote Senior Java Engineer role in Poland for a candidate available to start in September. The position focuses on building, testing, reviewing, and maintaining secure enterprise software in an agile team, with opportunities to contribute to planning, design, and delivery. 🗂️ Requirements: 5+ years of software engineering experience, Java and JVM expertise, Object-oriented programming and design patterns, Unit testing, databases and SQL, Secure coding knowledge, HTML and XML knowledge, Git or SVN proficiency, Continuous build and integration familiarity, Agile software development lifecycle experience or strong willingness to work in it, Clean, reusable code development, Verbal and written communication skills, English proficiency at B2+ level 📃 Skills: Java, JVM, OOP, SQL, HTML, XML, Git, SVN, AWS, Elasticsearch, Jenkins, Docker, Kubernetes, GitLab, REST, DevOps 🏢 Description: We are seeking a Senior Java Engineer responsible for the analysis, definition, design, construction, testing, installation, modification, and maintenance of properly engineered information systems, with software as the major component, to meet agreed-upon business needs. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities Build and maintain efficient, reusable, reliable and secure code based on User Stories and software designs Develop enterprise software within a multi-functional agile team, adhering to company standards and established software methodology Ensure delivery of reliable, robust software through the creation and execution of automated tests Review the work of peers and more junior developers, providing advice and guidance to benefit the team Inspect and adapt through agile retrospectives and reviews, finding innovative ways to make the team work more effectively Work with other team members during refinement and planning sessions to analyze development requirements, provide design options and complexity estimates, and agree on delivery approaches Provide timely status updates on areas of responsibility during Scrum meetings Requirements 5+ years of experience as a software engineer with excellent knowledge of the Java language and underlying JVM Solid understanding of object-oriented programming and familiarity with various design patterns Experience with unit testing, databases and SQL Understanding of security implications and secure coding Good communication skills, both verbal and written Skill for writing clean, readable code and reusable components Experience in or a strong desire to work in a formal agile software development lifecycle Understanding of HTML and XML Proficiency in source code management tools such as Git or SVN Familiarity with continuous build and integration Proficiency in English at a B2+ level Nice to have Experience with AWS and Elasticsearch Experience with CI/CD tooling, such as Jenkins, Docker, Kubernetes, GitLab, and understanding of DevOps culture Experience with RESTful interfaces Knowledge of service-oriented architectures 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: Fully remote Senior Java Engineer role in Poland, focused on building secure, reliable enterprise software in an agile team. The position involves Java development, automated testing, code reviews, technical planning and Scrum collaboration, with September start availability preferred. 🗂️ Requirements: 5+ years of software engineering experience, Java and JVM expertise, Object-oriented programming and design patterns, Unit testing, databases and SQL, Secure coding knowledge, Clean, reusable code development, Agile software development lifecycle experience or strong willingness to work in it, HTML and XML knowledge, Git or SVN proficiency, Continuous build and integration familiarity, English proficiency at B2+ level 📃 Skills: Java, JVM, OOP, SQL, HTML, XML, Git, SVN 🏢 Description: We are seeking a Senior Java Engineer responsible for the analysis, definition, design, construction, testing, installation, modification, and maintenance of properly engineered information systems, with software as the major component, to meet agreed-upon business needs. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities Build and maintain efficient, reusable, reliable and secure code based on User Stories and software designs Develop enterprise software within a multi-functional agile team, adhering to company standards and established software methodology Ensure delivery of reliable, robust software through the creation and execution of automated tests Review the work of peers and more junior developers, providing advice and guidance to benefit the team Inspect and adapt through agile retrospectives and reviews, finding innovative ways to make the team work more effectively Work with other team members during refinement and planning sessions to analyze development requirements, provide design options and complexity estimates, and agree on delivery approaches Provide timely status updates on areas of responsibility during Scrum meetings Requirements 5+ years of experience as a software engineer with excellent knowledge of the Java language and underlying JVM Solid understanding of object-oriented programming and familiarity with various design patterns Experience with unit testing, databases and SQL Understanding of security implications and secure coding Good communication skills, both verbal and written Skill for writing clean, readable code and reusable components Experience in or a strong desire to work in a formal agile software development lifecycle Understanding of HTML and XML Proficiency in source code management tools such as Git or SVN Familiarity with continuous build and integration Proficiency in English at a B2+ level Nice to have Experience with AWS and Elasticsearch Experience with CI/CD tooling, such as Jenkins, Docker, Kubernetes, GitLab, and understanding of DevOps culture Experience with RESTful interfaces Knowledge of service-oriented architectures 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: Fully remote Senior Java Engineer role in Poland, focused on designing, building, testing and maintaining secure enterprise software in an agile team. The role involves code reviews, automated testing, technical planning and Scrum collaboration, with a September start preferred. 🗂️ Requirements: 5+ years of software engineering experience, Excellent Java and JVM knowledge, Object-oriented programming and design patterns, Unit testing, databases and SQL experience, Secure coding knowledge, Clean, reusable code development, Agile software development lifecycle experience or strong willingness to work in it, HTML and XML understanding, Git or SVN proficiency, Continuous build and integration familiarity, English proficiency at B2+ level, Strong written and verbal communication skills 📃 Skills: Java, JVM, SQL, HTML, XML, Git, SVN 🏢 Description: We are seeking a Senior Java Engineer responsible for the analysis, definition, design, construction, testing, installation, modification, and maintenance of properly engineered information systems, with software as the major component, to meet agreed-upon business needs. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities Build and maintain efficient, reusable, reliable and secure code based on User Stories and software designs Develop enterprise software within a multi-functional agile team, adhering to company standards and established software methodology Ensure delivery of reliable, robust software through the creation and execution of automated tests Review the work of peers and more junior developers, providing advice and guidance to benefit the team Inspect and adapt through agile retrospectives and reviews, finding innovative ways to make the team work more effectively Work with other team members during refinement and planning sessions to analyze development requirements, provide design options and complexity estimates, and agree on delivery approaches Provide timely status updates on areas of responsibility during Scrum meetings Requirements 5+ years of experience as a software engineer with excellent knowledge of the Java language and underlying JVM Solid understanding of object-oriented programming and familiarity with various design patterns Experience with unit testing, databases and SQL Understanding of security implications and secure coding Good communication skills, both verbal and written Skill for writing clean, readable code and reusable components Experience in or a strong desire to work in a formal agile software development lifecycle Understanding of HTML and XML Proficiency in source code management tools such as Git or SVN Familiarity with continuous build and integration Proficiency in English at a B2+ level Nice to have Experience with AWS and Elasticsearch Experience with CI/CD tooling, such as Jenkins, Docker, Kubernetes, GitLab, and understanding of DevOps culture Experience with RESTful interfaces Knowledge of service-oriented architectures 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: Fully remote Senior Java Engineer role in Poland, focused on designing, building, testing and maintaining secure enterprise software in an agile team. The position involves technical design, automated testing, code reviews, estimation and Scrum collaboration, with a preferred September start. 🗂️ Requirements: 5+ years of software engineering experience, Java and JVM expertise, Object-oriented programming and design patterns, Unit testing, databases and SQL, Secure coding knowledge, Clean, reusable code development, Agile software development lifecycle experience or strong willingness to work in it, HTML and XML knowledge, Git or SVN proficiency, Continuous build and integration familiarity, English proficiency at B2+ level, Strong written and verbal communication skills 📃 Skills: Java, JVM, SQL, HTML, XML, Git, SVN 🏢 Description: We are seeking a Senior Java Engineer responsible for the analysis, definition, design, construction, testing, installation, modification, and maintenance of properly engineered information systems, with software as the major component, to meet agreed-upon business needs. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities Build and maintain efficient, reusable, reliable and secure code based on User Stories and software designs Develop enterprise software within a multi-functional agile team, adhering to company standards and established software methodology Ensure delivery of reliable, robust software through the creation and execution of automated tests Review the work of peers and more junior developers, providing advice and guidance to benefit the team Inspect and adapt through agile retrospectives and reviews, finding innovative ways to make the team work more effectively Work with other team members during refinement and planning sessions to analyze development requirements, provide design options and complexity estimates, and agree on delivery approaches Provide timely status updates on areas of responsibility during Scrum meetings Requirements 5+ years of experience as a software engineer with excellent knowledge of the Java language and underlying JVM Solid understanding of object-oriented programming and familiarity with various design patterns Experience with unit testing, databases and SQL Understanding of security implications and secure coding Good communication skills, both verbal and written Skill for writing clean, readable code and reusable components Experience in or a strong desire to work in a formal agile software development lifecycle Understanding of HTML and XML Proficiency in source code management tools such as Git or SVN Familiarity with continuous build and integration Proficiency in English at a B2+ level Nice to have Experience with AWS and Elasticsearch Experience with CI/CD tooling, such as Jenkins, Docker, Kubernetes, GitLab, and understanding of DevOps culture Experience with RESTful interfaces Knowledge of service-oriented architectures 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 Java Engineer role focused on designing, building, testing and maintaining secure enterprise software in an agile team. The offer supports remote work within Poland and seeks candidates available to start in September. 🗂️ Requirements: 5+ years of software engineering experience, Java and JVM expertise, Object-oriented programming and design patterns, Unit testing, databases and SQL, Secure coding knowledge, Clean, reusable code, Agile software development lifecycle, HTML and XML, Git or SVN, Continuous build and integration, English B2+, Verbal and written communication skills 📃 Skills: Java, JVM, SQL, HTML, XML, Git, SVN, Agile, OOP 🏢 Description: We are seeking a Senior Java Engineer responsible for the analysis, definition, design, construction, testing, installation, modification, and maintenance of properly engineered information systems, with software as the major component, to meet agreed-upon business needs. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities Build and maintain efficient, reusable, reliable and secure code based on User Stories and software designs Develop enterprise software within a multi-functional agile team, adhering to company standards and established software methodology Ensure delivery of reliable, robust software through the creation and execution of automated tests Review the work of peers and more junior developers, providing advice and guidance to benefit the team Inspect and adapt through agile retrospectives and reviews, finding innovative ways to make the team work more effectively Work with other team members during refinement and planning sessions to analyze development requirements, provide design options and complexity estimates, and agree on delivery approaches Provide timely status updates on areas of responsibility during Scrum meetings Requirements 5+ years of experience as a software engineer with excellent knowledge of the Java language and underlying JVM Solid understanding of object-oriented programming and familiarity with various design patterns Experience with unit testing, databases and SQL Understanding of security implications and secure coding Good communication skills, both verbal and written Skill for writing clean, readable code and reusable components Experience in or a strong desire to work in a formal agile software development lifecycle Understanding of HTML and XML Proficiency in source code management tools such as Git or SVN Familiarity with continuous build and integration Proficiency in English at a B2+ level Nice to have Experience with AWS and Elasticsearch Experience with CI/CD tooling, such as Jenkins, Docker, Kubernetes, GitLab, and understanding of DevOps culture Experience with RESTful interfaces Knowledge of service-oriented architectures 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: Fully remote Senior Java Engineer role in Poland for candidates able to start in September. The position focuses on designing, developing, testing and maintaining secure enterprise software in an Agile team, including code reviews, planning and Scrum collaboration. The offer includes professional development, benefits for employees and individually agreed B2B contractor terms. 🗂️ Requirements: 5+ years of software engineering experience, Excellent Java and JVM knowledge, Object-oriented programming and design-pattern knowledge, Unit testing, database and SQL experience, Secure-coding knowledge, Clean, reusable code skills, HTML and XML knowledge, Git or SVN proficiency, Continuous build and integration familiarity, English proficiency at B2+ level 📃 Skills: Java, JVM, OOP, SQL, HTML, XML, Git, SVN, Testing, Databases, Security, Agile, CI 🏢 Description: We are seeking a Senior Java Engineer responsible for the analysis, definition, design, construction, testing, installation, modification, and maintenance of properly engineered information systems, with software as the major component, to meet agreed-upon business needs. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities Build and maintain efficient, reusable, reliable and secure code based on User Stories and software designs Develop enterprise software within a multi-functional agile team, adhering to company standards and established software methodology Ensure delivery of reliable, robust software through the creation and execution of automated tests Review the work of peers and more junior developers, providing advice and guidance to benefit the team Inspect and adapt through agile retrospectives and reviews, finding innovative ways to make the team work more effectively Work with other team members during refinement and planning sessions to analyze development requirements, provide design options and complexity estimates, and agree on delivery approaches Provide timely status updates on areas of responsibility during Scrum meetings Requirements 5+ years of experience as a software engineer with excellent knowledge of the Java language and underlying JVM Solid understanding of object-oriented programming and familiarity with various design patterns Experience with unit testing, databases and SQL Understanding of security implications and secure coding Good communication skills, both verbal and written Skill for writing clean, readable code and reusable components Experience in or a strong desire to work in a formal agile software development lifecycle Understanding of HTML and XML Proficiency in source code management tools such as Git or SVN Familiarity with continuous build and integration Proficiency in English at a B2+ level Nice to have Experience with AWS and Elasticsearch Experience with CI/CD tooling, such as Jenkins, Docker, Kubernetes, GitLab, and understanding of DevOps culture Experience with RESTful interfaces Knowledge of service-oriented architectures 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: Fully remote Senior Java Engineer role for candidates based in Poland, focused on designing, building, testing and maintaining secure enterprise software in an Agile team. The role includes code reviews, automated testing, technical estimation and Scrum-based delivery, with a preferred September start. 🗂️ Requirements: 5+ years of software engineering experience, Java and JVM expertise, Object-oriented programming and design patterns, Unit testing, databases and SQL, Secure coding knowledge, Clean, reusable code development, Agile software development lifecycle experience or strong willingness to work in it, HTML and XML knowledge, Git or SVN proficiency, Continuous build and integration familiarity, English proficiency at B2+, Ability to work remotely from Poland 📃 Skills: Java, JVM, OOP, SQL, HTML, XML, Git, SVN, AWS, Elasticsearch, Jenkins, Docker, Kubernetes, GitLab, REST, DevOps 🏢 Description: We are seeking a Senior Java Engineer responsible for the analysis, definition, design, construction, testing, installation, modification, and maintenance of properly engineered information systems, with software as the major component, to meet agreed-upon business needs. This position offers a fully remote role based in Poland. We are highly interested in candidates willing to start in September. Responsibilities Build and maintain efficient, reusable, reliable and secure code based on User Stories and software designs Develop enterprise software within a multi-functional agile team, adhering to company standards and established software methodology Ensure delivery of reliable, robust software through the creation and execution of automated tests Review the work of peers and more junior developers, providing advice and guidance to benefit the team Inspect and adapt through agile retrospectives and reviews, finding innovative ways to make the team work more effectively Work with other team members during refinement and planning sessions to analyze development requirements, provide design options and complexity estimates, and agree on delivery approaches Provide timely status updates on areas of responsibility during Scrum meetings Requirements 5+ years of experience as a software engineer with excellent knowledge of the Java language and underlying JVM Solid understanding of object-oriented programming and familiarity with various design patterns Experience with unit testing, databases and SQL Understanding of security implications and secure coding Good communication skills, both verbal and written Skill for writing clean, readable code and reusable components Experience in or a strong desire to work in a formal agile software development lifecycle Understanding of HTML and XML Proficiency in source code management tools such as Git or SVN Familiarity with continuous build and integration Proficiency in English at a B2+ level Nice to have Experience with AWS and Elasticsearch Experience with CI/CD tooling, such as Jenkins, Docker, Kubernetes, GitLab, and understanding of DevOps culture Experience with RESTful interfaces Knowledge of service-oriented architectures 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 Software Engineer role focused on designing, building, and scaling secure enterprise web applications and high-performance SaaS platforms. The position covers backend APIs, microservices, testing, technical leadership, and Azure-based CI/CD delivery within Agile teams. 🗂️ Requirements: 6+ years of full-lifecycle software development experience, Experience developing and maintaining large-scale web applications and SaaS solutions, Strong proficiency in C#, .NET Core, and .NET Framework, Hands-on experience with Azure Cloud services, RESTful architectures, and CI/CD pipelines, Experience with NUnit, Moq, Jest, and Git, Strong problem-solving and technical communication skills 📃 Skills: C#, .NET, Azure, REST, Microservices, NUnit, Moq, Jest, Git, CI/CD, SaaS 🏢 Description: We are looking for a skilled and passionate Senior Software Engineer to join our core engineering team. In this role, you will play a key part in designing, building, and scaling enterprise-grade web applications and high-performance SaaS solutions. If you have a strong foundation in Microsoft technologies, cloud architecture, and modern engineering practices—and love solving complex technical challenges—we would love to hear from you! Key Responsibilities Architecture & Development: Design, build, and maintain scalable, secure, and resilient web applications and SaaS platforms. API & Backend Systems: Implement and optimize RESTful APIs, microservices, and Web API integrations. Quality & Testing: Drive software quality by writing comprehensive unit tests (NUnit, Moq, Jest) and advocating for test-driven practices. Technical Leadership: Participate in code reviews, architectural discussions, and technical planning to ensure clean, maintainable code. Agile Collaboration: Work closely with cross-functional teams using Agile methodologies to deliver features iteratively and efficiently. DevOps & Version Control: Utilize Git and Azure DevOps for continuous integration, project tracking, and modern deployment pipelines. Key Requirements Experience: 6+ years of hands-on experience in full-lifecycle software development. SaaS & Web Architecture: Proven track record of developing and maintaining large-scale web applications and SaaS solutions. Core Tech Stack: Strong proficiency in C# , .NET Core , and .NET Framework . Cloud & DevOps: Hands-on experience with Azure Cloud services, RESTful architectures, and CI/CD pipeline concepts. Testing & Tools: Solid experience with unit testing frameworks ( NUnit, Moq, Jest ) and version control ( Git ). Communication: Excellent problem-solving skills and the ability to articulate technical concepts clearly to team members. Nice to Have Agile Frameworks: Experience working within a SAFe (Scaled Agile Framework) environment. Mentorship: Passion for coaching junior developers and fostering team growth.

🏢 Summary: B2B contract for a Senior Software Engineer to develop and operate a JVM-based, event-driven platform remotely from Poland. The role provides end-to-end ownership of system design, delivery, production reliability, monitoring, and support, with a rate up to 140 zł/h net + VAT. 🗂️ Requirements: 5+ years of software engineering experience, End-to-end ownership of features and components, Java and Kotlin expertise, Event-driven systems experience, Distributed systems knowledge, Event-driven architecture and API gateway experience, PostgreSQL, data modelling, and query performance knowledge, Relational and non-relational database knowledge, Unit, integration, and end-to-end testing experience, Independent delivery, risk, sequencing, and dependency management, C4 model system design experience, DORA metrics, stability, SSDLC, velocity, and predictability familiarity, AI coding tools experience, Cloud platform familiarity, Docker and Kubernetes experience, Fluent Polish, Advanced English (B2/C1) 📃 Skills: Java, Kotlin, JVM, PostgreSQL, NoSQL, Docker, Kubernetes, C4, DORA, SSDLC, Claude, Codex, Cursor, Cloud 🏢 Description: Contract : B2B Rate : up to 140 zł/h net + VAT depending on skills and experience Location : Remote within Poland Start : ASAP Project : Development of a JVM-based, event-driven platform with end-to-end ownership of software design, delivery, and production reliability. Key Technologies/Areas Java, Kotlin, JVM Event-Driven and Distributed Systems PostgreSQL and NoSQL Docker, Kubernetes Cloud Platforms AI Coding Tools Project Overview We are looking for a Senior Software Engineer to join one of our client’s engineering teams. You will own features and components from refinement and system design through development, production deployment, monitoring, and post-release support. Responsibilities Own the end-to-end design and delivery of features and components. Create, maintain, and align system designs using the C4 model with the domain target architecture. Develop reliable, production-ready, and well-tested software using Java and Kotlin. Manage estimation, sequencing, delivery risks, and cross-team technical dependencies. Own monitoring, reliability, production support, and participation in on-call. Contribute to frontend development where required. Use AI coding tools as part of your daily workflow. Requirements 5+ years of professional software engineering experience , including proven ownership of features and components end to end. Solid foundation in the JVM , including Java and Kotlin . Production experience with event-driven systems. Good understanding of distributed systems, including idempotency, at-least-once vs exactly-once trade-offs, schema evolution, and partitioning. Experience with event-driven architecture, API gateways, and understanding when not to apply these patterns. Sound knowledge of relational and non-relational databases, including PostgreSQL , data modelling, and query performance. Proven experience delivering reliable software with unit, integration, and end-to-end testing. Ability to independently manage delivery, risks, sequencing, and cross-team dependencies. Experience owning system design at team scope using the C4 model. Familiarity with DORA metrics, stability, SSDLC compliance, velocity, and predictability. Experience using AI coding tools such as Claude Code, OpenAI Codex, opencode, Cursor, or similar. Familiarity with cloud service providers. Experience with Docker and Kubernetes . Fluency in Polish and advanced English (B2/C1) Nice to have Frontend experience with React, TypeScript, and Node.js. Hands-on production experience with Kafka. Experience with Microsoft Azure. Why join us? Rite NRG is a vibrant outsourcing technology company driven by the Right People. We are dedicated to empowering businesses through innovative software solutions. We focus on building strong partnerships and providing top-notch software solutions that drive real business growth. Our business model revolves around collaboration and delivering impactful results for our clients. Join us and be part of a team where great minds, Right Energy, and strong partnerships come together to shape the future of technology! Possibility of long-term cooperation on a full-time project engagement basis. Flexibility in organizing the provision of services, taking into account project requirements and agreed availability. Opportunity to contribute to technically advanced projects. Opportunity for international collaboration.