Senior Full Stack Engineer (Node.JS -React)

🏢 Summary: Long-term Senior Fullstack Engineer role in a large postal/logistics environment, focused on developing and maintaining fullstack applications using Java/Spring and Angular. The position involves building RESTful services, working with multiple databases, and contributing within an agile SAFe/Scrum setup. 🗂️ Requirements: 5+ years fullstack development experience, Strong Java and Spring expertise, Strong Angular and TypeScript experience, Experience building REST APIs, Experience with SQL databases, Knowledge of Oracle PostgreSQL or MongoDB, Experience with Jenkins and Git, Experience working in SAFe or Scrum, German B2 or higher, English proficiency 📃 Skills: Java, Spring, Angular, TypeScript, REST, Swagger, SQL, Oracle, PostgreSQL, MongoDB, Jenkins, Git, SAFe, Scrum, Kafka, Microservices, PLSQL, Docker, Kubernetes, AWS, Grafana, Splunk 🏢 Description: Dear Consultant, We are hiring a Senior Fullstack Engineer for a long-term project within a large postal/logistics environment. 💻 Tech Stack: • Java / Spring • Angular / TypeScript • REST API / Swagger • SQL / Oracle / PostgreSQL / MongoDB • Jenkins / Git • SAFe / Scrum ⭐ Nice to Have: Kafka, Microservices, PL/SQL, Docker, Kubernetes, AWS, Grafana, Splunk ✅ 5+ years experience ✅ German B2/B2+ mandatory ✅ English required 📍 EU-based Preferred locations: Poland, Romania, Bulgaria, Czechia, Slovakia, Spain ⏳ Long-term project with yearly extensions Interested? DM me directly. (marcillina.tietjen@dcvtechnologies.co.uk

🏢 Summary: Senior Full Stack Java Developer role for an enterprise project, focused on building and maintaining cloud-based applications using modern Java and React technologies. The position involves full-stack development, database management, and DevOps practices within a complex enterprise environment. Onsite presence in Krakow is required three days per week. 🗂️ Requirements: 7+ years Java (17+), 5+ years cloud applications development, 5+ years React (18+), Strong TypeScript experience, 7+ years with frameworks and development tools, 5+ years PostgreSQL, 2+ years DevOps, Strong Spring Boot 3 experience, Experience with RDBMS (SQL Server or Oracle), CI/CD pipeline experience 📃 Skills: Java, React, TypeScript, SpringBoot, PostgreSQL, SQLServer, Oracle, RDBMS, CI/CD, DevOps, Azure, Terraform, Docker, Kubernetes, AKS, Linux, CosmosDB, Elasticsearch, AzureCognitiveSearch, Neo4j 🏢 Description: We are hiring a Senior Full Stack Java Developer for an enterprise project in Krakow. 🔹 Mandatory Experience 7+ years Java (Java 17+) 5+ years cloud applications 5+ years React (18+) with TypeScript 7+ years frameworks/tools 5+ years PostgreSQL 2+ years DevOps Spring Boot 3 RDBMS (SQL Server / Oracle) CI/CD pipeline experience 🔹 Desirable Azure + Terraform Docker / Kubernetes / AKS Linux scripting Cosmos DB / Elasticsearch / Azure Cognitive Search / Neo4j 📍 Krakow – 3 days onsite mandatory📩 Send CV to marcillina.tietjen@dcvtechnologies.co.uk

🏢 Summary: Contract role for a Senior Java Backend Developer to design and build scalable backend systems and microservices for a large enterprise digital platform in a hybrid model in Poland. The position focuses on developing RESTful services, integrating external systems, and optimizing distributed applications. Requires strong experience in Java-based microservices architecture and modern DevOps tools. 🗂️ Requirements: 7+ years of Java development experience, Strong expertise in Java 8+, Experience with Spring and related frameworks, Hands-on microservices development, Experience with RESTful APIs and web services, Experience with Kafka or distributed messaging systems, Understanding of SOA principles, Experience with relational or NoSQL databases, Experience with containerization and orchestration, Knowledge of React or advanced JavaScript, Proficiency with Git, Maven, Jenkins, Registration in Poland as self-employed consultant 📃 Skills: Java, Spring, SpringBoot, SpringMVC, JPA, Hibernate, REST, SOAP, HTTP, JSON, XML, Kafka, SQL, NoSQL, Docker, Git, Maven, Jenkins, React, JavaScript 🏢 Description: Dear Consultant, We are seeking an experienced Senior Java Backend Developer to design and build scalable backend systems and microservices for a large enterprise digital platform. Send CV if you are interested and registered in Poland as a self-employed Consultant. (marcillina.tietjen@dcvtechnologies.co.uk) Senior Java Backend Developer – Microservices (Contract) Location: Gdansk or Warsaw, Poland Work Mode: Hybrid – 1 day onsite per week Seniority: 7+ years experience Key Responsibilities • Design and implement backend systems and microservices• Develop RESTful APIs and web services• Participate in architecture reviews and optimisation initiatives• Debug, profile, and optimise applications• Integrate external APIs and services• Write and maintain technical documentation Required Skills & Experience • Strong expertise in Java 8+ • Frameworks: Spring, Spring Boot, Spring MVC, JPA, Hibernate • Microservices development using HTTP, REST, JSON, XML • Messaging and distributed systems experience ( Kafka ) • Strong understanding of SOA principles and web services (REST & SOAP) • Experience with Relational or NoSQL databases • Exposure to containerisation & orchestration technologies • Experience with React or advanced JavaScript • Tools: Docker, Git, Maven, Jenkins

🏢 Summary: Short-term remote contract for a Senior Engineer with strong Java and SAP expertise to design, develop, and deliver enterprise-grade software solutions. The role focuses on complex problem-solving, solution design, and collaboration within cross-functional teams to ensure high-quality software delivery. 🗂️ Requirements: Strong proficiency in Java, Strong proficiency in SAP, Experience in software design and development, Ability to analyze and resolve complex technical issues, Experience working in cross-functional technical teams, Ability to design and implement software solutions, Fluent written and verbal technical communication 📃 Skills: Java, SAP, SoftwareDevelopment, SolutionDesign, Testing, Troubleshooting, Integration 🏢 Description: Dear Consultant, We are looking for a Senior Engineer – Java and SAP Focus to support development and solution delivery within a complex enterprise environment. The role requires strong technical proficiency, problem-solving skills, and collaboration across teams . Send CV to ( marcillina.tietjen@dcvtechnologies.co.uk ) 📍 Location: Poland / Hungary (Remote) 💼 Contract: 3 Months DCV/TK/HX/14.04.2026 Key Responsibilities Design, develop, test, and maintain software solutions Apply strong problem-solving skills to analyze and resolve complex technical issues Work closely with cross-functional teams including engineering, QA, and product Communicate technical concepts clearly to stakeholders Contribute to solution design and implementation Ensure high-quality delivery of software components Required Skills & Experience Strong technical proficiency in: Java SAP Strong problem-solving and analytical skills Ability to: Break down complex problems Develop effective solutions Strong collaboration and communication skills Experience working in cross-functional teams Clear written and verbal communication Core Competencies Technical Proficiency Problem Solving Skills Collaboration and Communication Continuous Learning and Adaptability

🏢 Summary: Contract Senior Full Stack Engineer role focused on designing and developing scalable Java and Python backend services within a microservices architecture. The position involves building REST APIs, integrations, and automation solutions while contributing to data processing and cloud-based platforms. The role also includes technical leadership and ensuring high-quality architecture and coding standards. 🗂️ Requirements: 6+ years software engineering experience, Strong Java backend development experience, Strong Python backend development experience, Hands-on microservices development, Experience building REST APIs, Experience with Spring Boot, Experience with cloud-based services, Experience designing scalable application architectures, Experience with system integrations and automation, Ability to conduct code reviews and ensure code quality standards 📃 Skills: Java, Python, SpringBoot, Microservices, REST, APIs, Cloud, Automation, Architecture, Integration 🏢 Description: We are looking for an experienced Senior Full Stack Engineer to design and develop scalable backend services and APIs while contributing to modern microservices-based architectures. The role involves building Java and Python-based services , supporting data processing capabilities, and ensuring high-quality application development aligned with architectural standards. The candidate will also provide technical leadership , guide development teams, and ensure adherence to coding and integration standards. Send CV to (marcillina.tietjen@dcvtechnologies.co.uk) 📍 Location: Poland 💼 Experience: Senior Level (6+ years) 📄 Position Type: Contract / B2B Key Responsibilities Design and develop scalable backend services and APIs Build Java and Python-based microservices Develop integrations and automation solutions Contribute to data processing and backend platform capabilities Ensure solutions align with application architecture and platform standards Participate in system design, code reviews, and quality assurance Provide technical leadership and mentorship to developers Collaborate with cross-functional teams to deliver reliable backend systems Ensure adherence to coding standards and best practices Required Skills Backend Development Java Spring Boot Microservices architecture REST API development Full Stack / Integration Python development API development and integrations Automation scripting Cloud services Architecture & Engineering Application architecture Integration patterns Microservices design Code quality and peer reviews Experience Required 6+ years of software engineering experience Strong experience developing Java and Python backend services Hands-on experience building microservices and REST APIs Experience designing scalable application architectures Experience working with cloud-based services and integrations Experience mentoring developers and contributing to technical leadership Ideal Candidate Strong backend engineering background Experience building scalable microservices systems Ability to lead development standards and architecture decisions Comfortable working in **collaborative

🏢 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: Senior FullStack Engineer role focused on designing, building, and maintaining web applications across frontend and backend. The position involves developing React components, implementing backend logic in Java, managing PostgreSQL databases, and working with Azure Functions and CI/CD pipelines. The role includes close collaboration with development teams and active participation in code quality processes. 🗂️ Requirements: 4–5+ years of experience as Full Stack Developer, Strong proficiency in React, Strong proficiency in Java, Strong proficiency in PostgreSQL, Experience with Azure Functions, Experience with CI/CD pipelines, Knowledge of Clean Code principles, Experience with code reviews and testing 📃 Skills: React, Java, PostgreSQL, AzureFunctions, CICD, AzureDevOps, GitHubActions, Jenkins, CleanCode, Testing 🏢 Description: As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for: Senior FullStack Engineer Responsibilities: Designing, building, and maintaining web applications (frontend + backend) Building and developing components in React Implementing backend logic in Java Working with PostgreSQL databases Building and developing Azure Functions Collaborating on the development and maintenance of CI/CD pipelines Collaborating with the project team (dev, QA, architecture) Participating in code reviews and ensuring code quality Requirements: At least 4–5 years of experience as a Full Stack Developer Strong proficiency in: React (frontend), Java (backend), and PostgreSQL Experience with: Azure Functions, CI/CD pipelines (e.g., Azure DevOps, GitHub Actions, Jenkins) Knowledge of software development best practices (Clean Code, code review, testing) Ability to work in an Agile/Scrum environment Good command of English (min. B2) Nice to have: Experience working in a cloud environment (Azure) Knowledge of microservices architecture Experience with enterprise projects Offer: Private medical care Co-financing for the sports card Training & learning opportunities Constant support of dedicated consultant Employee referral program

🏢 Summary: Remote role within a multi-phase cloud transformation initiative focused on platform engineering, self-service infrastructure, automation, and scalable cloud solutions. The position centers on building and automating cloud-native infrastructure using GCP and modern DevOps practices. 🗂️ Requirements: Experience with Google Cloud Platform (GCP), Proficiency in Terraform, Hands-on experience with CI/CD pipelines, Experience in infrastructure automation, Knowledge of cloud-native architecture, Experience with Kubernetes, Experience with Kafka or BigQuery 📃 Skills: GCP, Terraform, CI/CD, Kubernetes, Kafka, BigQuery, Automation, Cloud-native 🏢 Description: Dear Consultant Be part of a multi-phase cloud transformation initiative focused on platform engineering, self-service infrastructure, automation, and cloud scalability. Send CV to marcillina.tietjen@dcvtechnologies.co.uk Remote Poland, Bulgaria, Romania DCV-XE-JO-20.05.26 Required Skills: • Google Cloud Platform (GCP) • Terraform • CI/CD Pipelines • Infrastructure Automation • Cloud-Native Architecture • Kubernetes • Kafka / BigQuery

🏢 Summary: Senior Fullstack Engineer role focused on designing and delivering scalable, user-centric applications using Java and React in a hybrid Krakow-based model. The position involves shaping software architecture, enhancing UI/UX, optimizing databases, and supporting DevOps and Service Management processes. You will contribute to secure, high-performance systems supporting digital transformation initiatives. 🗂️ Requirements: 5+ years of experience in Java production application development, Commercial experience with React frontend development, Strong proficiency in Java and Web API development, Experience in building secure and scalable backend services, Expertise in database design with PostgreSQL, Experience with T-SQL scripting, Query optimization and performance tuning skills, Hands-on experience with CI/CD pipelines, Practical knowledge of DevOps practices, Strong understanding of SDLC, Fluent English, Legal right to work in the European Union 📃 Skills: Java, React, WebAPI, PostgreSQL, T-SQL, SQL, CI/CD, DevOps, SDLC 🏢 Description: Unleash innovation by shaping the future of software architecture and user experience! Krakow-based opportunity with hybrid work model, offering flexibility and dynamic collaboration. As a Senior Fullstack Engineer – Java and React Development , you will be working for our client in the technology industry, focusing on designing scalable, efficient, and user-centric applications. You will contribute to creating cutting-edge solutions that enhance UX, application stability, and operational efficiency, supporting the digital transformation journey. Your main responsibilities: Participating in software architecture design to build robust systems. Leading UI enhancements and improvements to elevate user experience and application stability. Implementing solutions following best Design Patterns for maintainability and scalability. Analyzing requirements to fully understand solutions and recommending data-driven improvements. Creating comprehensive documentation for developed solutions to ensure clarity and knowledge sharing. Developing and testing application prototypes to validate concepts and designs. Managing changes through the Service Management lifecycle, ensuring smooth transitions. Contributing actively to automation initiatives and Service Management process improvements. Providing exceptional customer support by addressing issues promptly and effectively. Communicating with customers to understand needs and deliver tailored solutions. You're ideal for this role if you have: At least 5 years of professional experience in production applications development in Java, including front-end development with React. Strong proficiency in Java and Web API development, with a focus on building secure, scalable backend services. Expertise in database design, particularly with PostgreSQL, T-SQL scripting, query optimization, and performance tuning. Hands-on experience with DevOps practices like CI/CD pipelines. Deep understanding of the Software Development Life Cycle (SDLC), from requirements gathering to deployment and maintenance. Exceptional problem-solving skills with keen attention to detail, ensuring high-quality deliverables. It is a strong plus if you have: Experience with cloud platforms (e.g., AWS, Azure). Certifications in Java, React, or DevOps tools. Language Required for the role: Fluent English, with excellent communication skills. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADY Internal job ID #8954 You can report violations in accordance with ITDS’s Whistleblower Procedure available here .