Java Backend Developer | Hybrid Warsaw

🏢 Summary: Contract B2B Fullstack Developer role (hybrid in Wroclaw) focused on building and maintaining enterprise-grade financial platforms using Java/Spring Boot and Angular. The position involves developing microservices, scalable APIs, and responsive UI components while contributing to CI/CD and DevOps practices. The role requires ensuring high performance, security, and reliability within Agile teams. 🗂️ Requirements: Strong experience in Java 17/21+, Strong experience with Spring Boot, Experience with microservices architecture, Solid experience in Angular 14/16+, Experience with TypeScript, HTML, CSS, Experience building REST APIs, Experience with relational databases (Oracle, SQL Server, or PostgreSQL), Experience with Git, Experience with CI/CD tools (Jenkins or GitHub Actions), Understanding of secure application design, Experience working in Agile/Scrum 📃 Skills: Java, Spring, SpringBoot, Angular, TypeScript, HTML, CSS, REST, Microservices, Oracle, SQLServer, PostgreSQL, Git, Jenkins, GitHubActions, CI/CD, Agile, Scrum 🏢 Description: We are looking for a talented and experienced Fullstack Developer to join our growing team at a global leader in financial services platforms. Work mode: Hybrid, 3 days from office in Wroclaw, Poland Type of contract: Contract: B2B only ( 1 year with extensions) Key Responsibilities: Design, develop, test, and maintain full-stack applications using Java/Spring Boot on the backend and Angular on the frontend. Build scalable APIs, microservices, and UI components for enterprise-grade platforms. Ensure application performance, code quality, security, and reliability through best engineering practices. Participate in code reviews, design discussions, and continuous improvement initiatives. Troubleshoot production issues, perform root cause analysis, and implement sustainable fixes. Contribute to CI/CD pipelines , automated testing, and DevOps practices to improve software delivery. Support integration with databases, messaging systems, and third-party/internal enterprise services. Follow Agile/Scrum practices and actively participate in sprint ceremonies. Required Qualifications: Strong hands-on experience in Java  ( 17/21+) development , with Spring Boot and microservices architecture. Solid experience in Angular ( 14/16+) , TypeScript, HTML, CSS, and responsive UI development. Good understanding of REST APIs, backend integration patterns, and secure application design. Experience with relational databases such as Oracle, SQL Server, or PostgreSQL. Familiarity with source control tools such as Git, and CI/CD tools such as Jenkins, GitHub Actions, or similar. Understanding software development lifecycle, testing frameworks, and Agile methodologies. Strong analytical, problem-solving, and communication skills. Experience with version control systems, preferably Git. Benefits: Collaborative and supportive team culture Opportunity to work with global teams and stakeholders Exposure to innovative and impactful projects 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: B2B contract opportunity for an experienced Fullstack Developer to build and maintain microservices-based financial platforms using Java and Angular in a hybrid work model (3 days onsite in Wroclaw). The role focuses on backend development with Spring Boot and REST APIs, along with modern Angular front-end implementation. 🗂️ Requirements: Strong proficiency in Java 21, Extensive experience with Spring and Spring Boot, Solid knowledge of Angular 16+, Experience in RESTful API design and development, Experience with microservices architecture, Experience with Git version control, Availability to work hybrid (3 days onsite in Wroclaw), Ability to work on B2B contract 📃 Skills: Java, Spring, SpringBoot, Angular, REST, Microservices, Git 🏢 Description: We are looking for a talented and experienced Fullstack Developer to join our growing team at a global leader in financial services platforms. Work mode: Hybrid, 3 days from office in Wroclaw, Poland Type of contract: Contract: B2B only ( 1 year with extensions) Mandatory Skills: Strong proficiency in Java programming language ( 21 version) Extensive experience with Spring & Spring Boot framework Solid understanding of Angular for front-end development ( 16 version and higher) Proficient in RESTful API design and development. Microservices Experience with version control systems, preferably Git. Benefits: Collaborative and supportive team culture Opportunity to work with global teams and stakeholders Exposure to innovative and impactful projects 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Long-term B2B contract for a senior Java Developer to design and optimize scalable Java-based systems in an Agile environment. The role focuses on architecture design, microservices, API management, and performance optimization within a modern technology stack. Hybrid work model with 3 days onsite in Krakow. 🗂️ Requirements: 8–10 years of experience in Java development, Advanced knowledge of Java and JVM concepts, Experience with microservices architecture, Experience with API management, Experience with database technologies, Experience designing scalable system architectures, Ability to perform performance and scalability testing, Experience with application integration, Experience working in Agile environment 📃 Skills: Java, JVM, Microservices, API, Databases, SQL, Architecture, Scalability, Performance, Integration, Agile 🏢 Description: We are looking for a Java Developer on behalf of our client, a well-known and fast-growing technology company offering a stable, long-term project in a modern environment. 📍 Work mode: Hybrid — 3 days from Krakow 📄 Contract: B2B Role Description Agile Way of Working Advanced Java Concepts Java API Management & Microservices Database Technology Experience (Years): 8–10 Responsibilities: Designing scalable architecture systems for Java-based applications. Identifying the hardware and software infrastructure needs to accommodate the companys architectural goals. Troubleshooting design flaws and system bottlenecks. Performing validation tests to ensure the flexibility and scalability of the Java environment. Assisting the software design team with application integration. Conducting system performance tests. Completing systems reports. Responsibility of Expectations from the Role Designing scalable architecture systems for Java-based applications. Identifying the hardware and software infrastructure needs to accommodate the companys architectural goals. Troubleshooting design flaws and system bottlenecks. Performing validation tests to ensure the flexibility and scalability of the Java environment. Assisting the software design team with application integration. Conducting system performance tests. Completing systems reports. ✅ Benefits: Work with modern technologies and international teams Long-term and stable cooperation Professional growth opportunities 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Senior Java Developer role for a long-term B2B project in a hybrid model (3 days onsite in Krakow), focused on designing and optimizing scalable Java-based architectures in an Agile environment. The position involves working with advanced Java concepts, microservices, and API management to build and maintain high-performance systems. 🗂️ Requirements: 8–10 years of experience in Java development, Strong knowledge of advanced Java concepts, Experience with Java API management, Experience in microservices architecture, Experience with database technologies, Ability to design scalable system architectures, Experience in performance testing and system validation, Experience working in Agile environment 📃 Skills: Java, Microservices, API, SQL, Databases, Agile, Architecture, PerformanceTesting 🏢 Description: We are looking for a Senior Java Developer on behalf of our client, a well-known and fast-growing technology company offering a stable, long-term project in a modern environment. 📍 Work mode: Hybrid — 3 days from Krakow 📄 Contract: B2B Role Description Agile Way of Working Advanced Java Concepts Java API Management & Microservices Database Technology Experience (Years): 8–10 Responsibilities Designing scalable architecture systems for Java-based applications. Identifying the hardware and software infrastructure needs to accommodate the company’s architectural goals. Troubleshooting design flaws and system bottlenecks. Performing validation tests to ensure the flexibility and scalability of the Java environment. Assisting the software design team with application integration. Conducting system performance tests. Completing systems reports. Responsibility of Expectations from the Role: Designing scalable architecture systems for Java-based applications. Identifying the hardware and software infrastructure needs to accommodate the company’s architectural goals. Troubleshooting design flaws and system bottlenecks. Performing validation tests to ensure the flexibility and scalability of the Java environment. Assisting the software design team with application integration. Conducting system performance tests. Completing systems reports. ✅ Benefits: Work with modern technologies and international teams Long-term and stable cooperation Professional growth opportunities 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Full-stack Developer role on a large-scale financial payments platform processing millions of global transactions. The position involves building and maintaining enterprise web applications using Java with Angular or React, focusing on performance, security, and scalability. You will design RESTful APIs, troubleshoot complex issues, and contribute to high-impact, globally distributed projects. 🗂️ Requirements: Bachelor’s Degree in Computer Science, Software Engineering or related field, 7+ years of full-stack development experience, Strong experience with Java and Angular or React, Experience designing and building RESTful APIs and web services, Solid understanding of HTTP, HTML, REST, JSON, Experience with full SDLC, Experience working with enterprise-scale web applications, Experience with Jira or ServiceNow, Experience with Splunk or similar log analysis tools 📃 Skills: Java, Angular, React, REST, HTTP, HTML, JSON, Jira, ServiceNow, Splunk, SDLC 🏢 Description: 📌 We’re looking for an experienced Full-stack Developer to join a fast-paced, high-impact project in the financial / payments domain. You’ll be working on a large-scale, globally distributed platform that processes millions of transactions and powers critical payment flows used worldwide. The project focuses on performance, security, and scalability, with strong engineering standards and modern technologies. 📍 This is a hybrid role with 4 days remote and 1 day in-office (Warsaw or Gdańsk). What you’ll do: Develop and maintain enterprise-scale web applications using modern tech stacks (Java + Angular or React) Design, build, and test RESTful APIs and web services Troubleshoot and perform root-cause analysis on complex issues Collaborate with global teams on concurrent projects in a fast-paced environment Ensure code meets security, performance, and scalability standards Work with ticketing systems (Jira, ServiceNow) and log retrieval tools (Splunk) What we’re looking for: Bachelor’s Degree in Computer Science, Software Engineering, or related field 7+ years of hands-on development experience with full lifecycle SDLC knowledge Solid understanding of web technologies (HTTP, HTML, REST, JSON) Proven ability to handle multitasking, deadlines, and complex projects A proactive mindset: embraces new technology, tight timelines, and parallel projects Strong interpersonal and facilitation skills with clear written & verbal communication Excellent planning, organizational, and problem-solving abilities What we offer: Hybrid work: 4 days remote + 1 day in Warsaw or Gdańsk office Work on large-scale, impactful projects in the finance/ payments industry Collaborate with distributed global teams Opportunity to grow and learn in a fast-paced, technology-driven environment ✅ Benefits: Work with modern technologies and international teams Long-term and stable cooperation Professional growth opportunities 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Full-stack Developer role on a large-scale, globally distributed payments platform processing millions of transactions. The position involves building and maintaining enterprise web applications with Java and Angular or React, focusing on performance, security, and scalability. Hybrid work model with collaboration across global teams in a fast-paced financial environment. 🗂️ Requirements: Bachelor’s Degree in Computer Science or related field, 7+ years of full-stack development experience, Strong experience with Java and Angular or React, Experience designing and building RESTful APIs, Solid understanding of HTTP, HTML, REST, JSON, Knowledge of full SDLC lifecycle, Experience with enterprise-scale web applications, Experience with Jira or ServiceNow, Experience with Splunk or log analysis tools 📃 Skills: Java, Angular, React, REST, HTTP, HTML, JSON, SDLC, Jira, ServiceNow, Splunk 🏢 Description: 📌 We’re looking for an experienced Full-stack Developer to join a fast-paced, high-impact project in the financial / payments domain. You’ll be working on a large-scale, globally distributed platform that processes millions of transactions and powers critical payment flows used worldwide. The project focuses on performance, security, and scalability, with strong engineering standards and modern technologies. 📍 This is a hybrid role with 4 days remote and 1 day in-office (Warsaw or Gdańsk). What you’ll do: Develop and maintain enterprise-scale web applications using modern tech stacks (Java + Angular or React) Design, build, and test RESTful APIs and web services Troubleshoot and perform root-cause analysis on complex issues Collaborate with global teams on concurrent projects in a fast-paced environment Ensure code meets security, performance, and scalability standards Work with ticketing systems (Jira, ServiceNow) and log retrieval tools (Splunk) What we’re looking for: Bachelor’s Degree in Computer Science, Software Engineering, or related field 7+ years of hands-on development experience with full lifecycle SDLC knowledge Solid understanding of web technologies (HTTP, HTML, REST, JSON) Proven ability to handle multitasking, deadlines, and complex projects A proactive mindset: embraces new technology, tight timelines, and parallel projects Strong interpersonal and facilitation skills with clear written & verbal communication Excellent planning, organizational, and problem-solving abilities ✅ What we offer: Hybrid work: 4 days remote + 1 day in Warsaw or Gdańsk office Work on large-scale, impactful projects in the finance/ payments industry Collaborate with distributed global teams Opportunity to grow and learn in a fast-paced, technology-driven environment 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Full-stack Developer role on a large-scale, globally distributed payments platform processing millions of transactions. The position involves building and maintaining enterprise web applications using Java and Angular or React, with strong focus on performance, security, and scalability. Hybrid work model with collaboration across global teams. 🗂️ Requirements: Bachelor’s Degree in Computer Science, Software Engineering or related field, 7+ years of full-stack development experience, Strong experience with Java and Angular or React, Experience designing and building RESTful APIs and web services, Solid understanding of HTTP, HTML, REST, JSON, Experience with full SDLC lifecycle, Ability to troubleshoot and perform root-cause analysis, Experience working with ticketing and log management tools 📃 Skills: Java, Angular, React, REST, HTTP, HTML, JSON, SDLC, Jira, ServiceNow, Splunk 🏢 Description: 📌 We’re looking for an experienced Full-stack Developer to join a fast-paced, high-impact project in the financial / payments domain. You’ll be working on a large-scale, globally distributed platform that processes millions of transactions and powers critical payment flows used worldwide. The project focuses on performance, security, and scalability, with strong engineering standards and modern technologies. 📍 This is a hybrid role with 4 days remote and 1 day in-office (Warsaw or Gdańsk). What you’ll do: Develop and maintain enterprise-scale web applications using modern tech stacks (Java + Angular or React) Design, build, and test RESTful APIs and web services Troubleshoot and perform root-cause analysis on complex issues Collaborate with global teams on concurrent projects in a fast-paced environment Ensure code meets security, performance, and scalability standards Work with ticketing systems (Jira, ServiceNow) and log retrieval tools (Splunk) What we’re looking for: Bachelor’s Degree in Computer Science, Software Engineering, or related field 7+ years of hands-on development experience with full lifecycle SDLC knowledge Solid understanding of web technologies (HTTP, HTML, REST, JSON) Proven ability to handle multitasking, deadlines, and complex projects A proactive mindset: embraces new technology, tight timelines, and parallel projects Strong interpersonal and facilitation skills with clear written & verbal communication Excellent planning, organizational, and problem-solving abilities What we offer: Hybrid work: 4 days remote + 1 day in Warsaw or Gdańsk office Work on large-scale, impactful projects in the finance/ payments industry Collaborate with distributed global teams Opportunity to grow and learn in a fast-paced, technology-driven environment 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk

🏢 Summary: Backend Java Developer role focused on building and maintaining high-performance, scalable systems for transaction, payment, and cashier functionalities within a complex trading platform. The position involves developing RESTful and RPC APIs, handling high-concurrency and large-scale data processing in distributed environments, and integrating with third-party services. The role requires strong production troubleshooting skills and collaboration within cross-functional teams. 🗂️ Requirements: 5+ years of Java backend development experience, Strong experience with Java 8+, Strong experience with Spring Boot, Experience in fintech product development, Experience with B2B systems, Hands-on experience with high-concurrency and multi-threaded environments, Experience with high-volume traffic systems, Experience with large-scale data processing, Knowledge of MyBatis, Redis, and message queues, Experience with MySQL and complex query optimization, Experience with Elasticsearch, Experience with Hadoop or big data technologies, Experience with event-driven architectures, Experience with unit and integration testing, Experience integrating third-party APIs, Understanding of distributed systems and microservices, EU work permit and EU-based work availability 📃 Skills: Java, Spring, SpringBoot, MyBatis, Redis, MySQL, Elasticsearch, Hadoop, Dubbo, REST, RPC, SQL, Multithreading, Microservices, Kafka, RabbitMQ 🏢 Description: 🟣 You will be: designing, developing, and maintaining high-performance backend systems using Java and Spring Boot, working on transaction, payment, and cashier-related functionalities within a complex trading platform, building and maintaining RESTful and RPC APIs (e.g. using Apache Dubbo), developing solutions capable of handling high-volume traffic, high concurrency, and multi-threaded environments, processing and optimizing large volumes of data within distributed systems, collaborating with cross-functional teams to deliver scalable and reliable systems, integrating backend services with third-party applications and external systems, troubleshooting, debugging, and optimizing system performance in production environments. 🟣 Your profile: 5+ years of professional experience in Java backend development, strong experience with Java (8+) and Spring Boot, experience in business product development within fintech environments, experience working on B2B products, hands-on experience with high-concurrency systems, multi-threading, and high-volume traffic environments, proven experience working with large-scale data processing systems, solid knowledge of technologies such as MyBatis, Redis, and message queue systems, experience working with relational databases such as MySQL, including writing complex queries and performance tuning, experience working with Elasticsearch and big data technologies such as Hadoop, experience with messaging systems (queues) and event-driven architectures, experience with unit and integration testing, experience integrating with third-party services and APIs, strong debugging and problem-solving skills, solid understanding of software design patterns and backend architectures, practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery, good communication skills and ability to work in a team environment, immediate availability or a short notice period is preferred. Work from the European Union region and a work permit are required. 🟣 Nice to have: familiarity with RPC frameworks such as Apache Dubbo, experience working with systems serving large-scale user bases, understanding of distributed systems and microservices architecture, experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work, interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches. 🟣 Recruitment Process: CV review – HR call – Technical Interview – Client Interview – Decision 🎁 Benefits 🎁 ✍ Development: development budgets of up to 6,800 PLN, we fund certifications e.g.: AWS, Azure, access to Udemy, O'Reilly (formerly Safari Books Online) and more, events and technology conferences, technology Guilds, internal training, Xebia Upskill. 🩺 We take care of your health: private medical healthcare, multiSport card - we subsidise a MultiSport card, mental Health Support. 🤸‍♂️ We are flexible: B2B or employment contract, contract for an indefinite period.

🏢 Summary: Hybrid Java Backend Developer role focused on designing and delivering scalable, production-grade backend services using microservices and cloud-native architectures. The position involves full lifecycle ownership, from requirements and development to deployment and production support, with strong emphasis on system quality, security, and reliability. Work is primarily backend engineering in a hybrid model (3 days onsite in Wrocław). 🗂️ Requirements: 5+ years Java backend development experience, Strong experience with Spring framework, Experience with microservices architecture, Experience with cloud-native architectures, Knowledge of REST APIs and integration patterns, Understanding of system design principles, Experience working in UNIX environments, Scripting skills, Fluent English 📃 Skills: Java, Spring, Microservices, Azure, AKS, REST, UNIX, Scripting 🏢 Description: Java Backend Developer (Hybrid – Wrocław) We’re looking for a Java Backend Developer who enjoys building solid, scalable systems and wants to work on real, production-grade challenges, not just maintenance, but meaningful engineering. This is a hybrid role: 3 days in our Wrocław office, 2 days remote. What you’ll be doing: You’ll be designing and developing backend services that power digital products used by clients and internal teams. Expect real ownership across the full lifecycle - from shaping requirements, through development, testing, deployment, and keeping things running smoothly in production. You’ll work on improving system quality, security, and reliability, making sure our platforms are not just functional but robust and observable. That means helping to spot issues early, digging into root causes, and fixing problems properly - not just patching them. You’ll also contribute beyond code: sharing knowledge, supporting colleagues, and helping us grow a strong engineering culture. What we’re looking for: 5+ years of experience in Java/Spring backend development (ideally in financial services) Strong experience with microservices and cloud-native architectures (Azure AKS is a plus) Solid understanding of REST APIs, integration patterns, and system design Comfortable working in UNIX environments and with scripting Strong communication skills and fluent English Curiosity for new technologies and a mindset focused on long-term, sustainable solutions If you like solving complex problems, taking ownership, and building systems that actually matter in production - we’d like to hear from you.

🏢 Summary: Opportunity for a Senior Java Backend Developer to build and maintain a secure, large-scale public platform based on microservices within the financial services sector. The role focuses on developing business-critical backend services, contributing to architectural decisions, and improving deployment and engineering practices. Ideal for experienced engineers who combine strong Java expertise with architectural thinking and a proactive approach to system optimization. 🗂️ Requirements: 6–10 years of professional software development experience, Strong expertise in Java backend development, Experience with microservices architecture, Understanding of distributed systems, Experience in system design and software architecture, Ability to work with secure, large-scale systems, Experience improving deployment processes and system reliability 📃 Skills: Java, Microservices, DistributedSystems, SystemDesign, SoftwareArchitecture, REST, Git, Maven, Gradle, Python, Cloud, DevOps 🏢 Description: Senior Java Backend Developer 📍 Location: Wrocław, Poland (Hybrid – 3 days onsite) 📈 Experience: 6–10 years We are currently looking for an experienced Java Backend Developer for our client operating in the financial services sector . The successful candidate will join a team responsible for developing and maintaining a secure, large-scale public platform built on a microservices architecture. This role offers the opportunity to work on business-critical systems where reliability, scalability, and security are key priorities. Beyond feature development, the team is focused on addressing challenges related to architecture, deployment practices, and engineering processes. Therefore, we are looking for someone who combines strong hands-on development skills with architectural thinking and a proactive approach to problem-solving. Key Responsibilities Design and develop new backend features and services using Java Maintain and enhance a secure, customer-facing platform Work within a modern microservices ecosystem Contribute to architectural improvements and technical decision-making Help optimize deployment processes, system reliability, and development workflows Identify technical challenges and propose scalable, long-term solutions What We're Looking For 6–10 years of professional software development experience Strong expertise in Java backend development Solid understanding of microservices architecture and distributed systems Experience with system design and software architecture Strong analytical and critical-thinking skills Ability to understand technical concepts deeply and make informed engineering decisions A proactive mindset and willingness to improve existing systems, processes, and practices Nice to Have Experience with Python Exposure to cloud environments and modern DevOps practices This opportunity is particularly suited to engineers who enjoy working on complex backend systems, influencing architectural decisions, and helping teams improve the way software is designed, built, and deployed.