Java Developer

🏢 Summary: Senior Java Developer role focused on building and maintaining scalable, secure backend systems for a global gaming and lotteries platform. The position involves developing cloud-native applications using Java 17+ and Spring Boot, managing PostgreSQL databases, and deploying containerized solutions with Kubernetes and Helm. 🗂️ Requirements: Strong experience with Java 17+, Hands-on experience with Spring, Spring Boot, Spring Security, Experience with cloud-native application development, Experience with SQL databases and PostgreSQL, Knowledge of Maven and CI/CD pipelines, Proficiency with Git and GitHub, Experience with JUnit, AssertJ, Hamcrest, Experience with Kubernetes and Helm, Knowledge of Docker, Bash/Shell scripting skills, Experience in Agile (Scrum/Kanban) environments, Bachelor's degree in Computer Science or related field 📃 Skills: Java, Spring, SpringBoot, SpringSecurity, PostgreSQL, SQL, Maven, CICD, Git, GitHub, JUnit, AssertJ, Hamcrest, Kubernetes, Helm, Docker, Bash, Shell 🏢 Description: At Pretius , we are looking for Senior Java Developer to a global-scale platform in the field of gaming and lotteries project. Project/Role Design, develop, and maintain robust, configurable backend applications using Java 17+ and Spring Boot to meet diverse customer requirements Ensure efficiency of PostgreSQL databases for scalable solutions Ensure security, scalability, and performance of backend systems Use Bash/Shell scripting for automation and system integration tasks Contribute to application deployment using Docker and Kubernetes, including package management with Helm Requirements Strong experience in backend development with Java 17+ , Spring / Spring Boot / Spring Security , and cloud-native applications Experience with SQL databases , Maven , and CI/CD pipelines Proficiency in Git & GitHub , including pipeline development Experience with testing frameworks such as JUnit, AssertJ, and Hamcrest Experience with Kubernetes and Helm for container orchestration and deployment Knowledge of Bash/Shell scripting for automation and system integration Experience working in Agile environments (Scrum/Kanban) and enterprise settings Strong English communication skills (B2/C1) Ability to lead, mentor, and collaborate effectively in distributed teams Bachelor's degree in Computer Science, Computer Engineering, or similar technical field What do we offer? We focus on long-term relationships based on fair principles and reliability Co-financing of the Multisport card and Medicover private healthcare Modern office available Team bonding activities, internal courses, conferences, certifications

🏢 Summary: QA Engineer role for a global-scale gaming and lotteries platform, focused on end-to-end quality assurance across web and backend systems. The position combines manual and automated testing, including API and database validation, within complex distributed architectures. Hybrid work model based in Warsaw. 🗂️ Requirements: Bachelor's degree in Computer Science or related field, 4+ years of experience in Software Quality Assurance, Strong experience in manual testing, Proven experience in test automation, Knowledge of test design techniques and QA methodologies, Hands-on experience with SQL for data validation, Experience testing REST APIs, Experience with JIRA and XRAY, Understanding of Agile and Scrum processes 📃 Skills: SQL, PostgreSQL, REST, Postman, Bruno, Playwright, RobotFramework, JIRA, XRAY, Git, Python, Azure, AWS, GCP, Kafka, CICD, Microservices, Agile, Scrum 🏢 Description: At Pretius , we are looking for QA Engineer to a global-scale platform in the field of gaming and lotteries project. The role involves end-to-end testing, contributing to both manual and automated testing, and ensuring quality across complex, distributed systems. Work mode: hybrid (2 days per week in the office) Location: Warsaw Project / Role Design, maintain, and execute comprehensive manual test cases and test scenarios. Perform functional, regression, integration, and exploratory testing on web and backend systems. Validate backend logic and data integrity using SQL (PostgreSQL preferred). Perform REST API testing using Bruno, Postman, or equivalent tools. Actively contribute to UI test automation using Playwright, Robot Framework, or similar frameworks. Track, manage, and report defects using JIRA. Collaborate closely with developers, product owners, and DevOps to ensure quality throughout the SDLC/STLC. Requirements Bachelor's degree in Computer Science, Computer Engineering, or similar technical field. 4+ years of experience in Software Quality Assurance. Strong experience with manual testing and proven exposure to test automation. Solid understanding of test design techniques and QA methodologies. Handson experience with SQL for backend and data validation (PostgreSQL preferred). Proven experience testing REST APIs. Experience using JIRA and test management tools such as XRAY. Good understanding of Agile/Scrum development processes. Strong communication skills in English (B2/C1), written and spoken. Ability to work independently and effectively within distributed teams. Nice to have: Strong experience with Playwright or Robot Framework for UI automation. Experience with cloud environments (Azure preferred; AWS/GCP acceptable). Familiarity with eventdriven systems and Kafka. Understanding of microservices architectures. Experience with CI/CD pipelines and version control (Git). Scripting skills (e.g., Python) for test support or automation. Experience testing highavailability or distributed systems. What do we offer? We focus on long-term relationships based on fair principles and reliability. Co-financing of the Multisport card and Medicover private healthcare. Modern office available. Team bonding activities, internal courses, conferences, certifications.

🏢 Summary: Project Manager role responsible for leading technical projects for a global gaming and lotteries platform, ensuring delivery within scope, budget, and schedule. The position involves coordinating cross-functional agile teams, managing risks, and maintaining stakeholder communication throughout the project lifecycle. The role requires strong expertise in software development standards and agile project management practices. 🗂️ Requirements: 4+ years IT project management experience, Experience in software development environments, Knowledge of software development and deployment standards, Experience working with cross-functional agile teams, Proficiency in project management tools, Knowledge of Agile methodologies and artifacts, Experience managing multiple development teams, Ability to manage project scope, budget, and schedule 📃 Skills: Agile, Scrum, JIRA, SDLC, Kanban, Backlog, UserStories, Epics, Roadmapping, RiskManagement 🏢 Description: At Pretius we are looking for Project Manager to a global-scale platform in the field of gaming and lotteries project. Project / Role Manage technical projects, ensuring delivery within scope, budget, and schedule. Define project objectives, timelines, resource requirements, and implementation plans. Monitor project progress, track milestones, manage risks, and adjust plans as needed to address delays or changing priorities. Facilitate requirements gathering and validation with stakeholders. Coordinate internal teams, external vendors, and clients to ensure smooth project execution. Establish and maintain project communication, providing regular status updates to stakeholders and senior management. Prepare and communicate implementation specifications, project expectations, and delivery timelines. Forecast potential issues, develop mitigation plans, and ensure successful project outcomes. Requirements 4+ years of management experience in the IT field, including development work and interactions with customers. Knowledge of software development and deployment industry standards. Strong communication skills to coordinate with team members, vendors and management. Organizational skills and time management skills to keep projects on track to the finish. Project management skills to start projects and finish projects successfully. Experience working with cross-functional agile teams. Proficient use of project management software (e.g. JIRA). Excellent knowledge of Agile techniques and artifacts (e.g., Definition of Ready/Done, user stories, epics, features, backlog, splitting stories, etc.). Experience creating proactive self-organizing teams. Experience of delivering in an environment where multiple development teams are involved. Nice to have: Professional Project Management Certification from an accredited institution. Professional Scrum Master Certification from an accredited institution. IT technical background (Architect, Engineer, QA, etc.) is considered a plus. What do we offer? We focus on long-term relationships based on fair principles and reliability. Co-financing of the Multisport card and Medicover private healthcare. Modern office available. Team bonding activities, internal courses, conferences, certifications.

🏢 Summary: Full Stack Engineer role in a financial industry project within an international team, focused on 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 emphasizes high code quality and best development practices. 🗂️ Requirements: 4+ years of experience as Full Stack Developer, Strong knowledge of React, Strong knowledge of Java, Strong knowledge of PostgreSQL, Experience with Azure Functions, Experience with CI/CD pipelines, Understanding of Clean Code principles, Experience with testing practices 📃 Skills: React, Java, PostgreSQL, AzureFunctions, CICD, AzureDevOps, GitHubActions, Jenkins, CleanCode, Testing, Microservices 🏢 Description: At Pretius we are looking for FullStack Enigneer to a project in the financial industry, international team. Project / Role Design, develop, and maintain web applications (frontend + backend) Build and enhance components in React Implement backend logic in Java Work with PostgreSQL databases Develop and maintain Azure Functions Contribute to building and maintaining CI/CD pipelines Collaborate with cross-functional teams (developers, QA, architects) Participate in code reviews and ensure high code quality Requirements 4+ years of experience as a Full Stack Developer Strong knowledge of: React, Java, PostgreSQL Experience with: Azure Functions, CI/CD pipelines (e.g., Azure DevOps, GitHub Actions, Jenkins) Understanding of software development best practices (Clean Code, code reviews, testing) Experience working in Agile/Scrum environments Good command of English (min. B2) Nice to have Experience working in cloud environments (Azure) Knowledge of microservices architecture Experience in enterprise-level projects What do we offer? We focus on long-term relationships based on fair principles and reliability Co-financing of the Multisport card and Medicover private healthcare Modern office available Team bonding activities, internal courses, conferences, certifications

🏢 Summary: The role involves designing and developing Java-based tools and frameworks to support functional and performance testing within a QA team. It focuses on building automated solutions, improving testing efficiency, and contributing to software design, performance analysis, and code quality. The position also includes collaboration, technical documentation, and mentoring junior engineers. 🗂️ Requirements: 5+ years of software development experience, Strong proficiency in Java, Experience with SpringBoot, Experience with JPA and Hibernate, Experience building RESTful services, Knowledge of relational databases (DB2 or PostgreSQL), Strong understanding of Object-Oriented Programming, Understanding of Concurrent Programming, Experience with Git version control, Ability to write unit tests and conduct code reviews, English proficiency 📃 Skills: Java, SpringBoot, JPA, Hibernate, REST, DB2, PostgreSQL, SQL, OOP, Concurrency, Git, JUnit, Kafka, CQRS, Docker, Kubernetes 🏢 Description: Java Developer Role Overview Design and develop tooling to support functional and performance testing within the QA team. Implement automated solutions that improve testing efficiency and reliability. Provide hands-on development of test frameworks, utilities, and performance test tooling. Technical Skills Required 5+ years of development experience Proficiency in Java, SpringBoot, JPA, Hibernate, RESTful services Knowledge of relational databases (DB2/PostgreSQL) Good understanding of Object-Oriented and Concurrent Programming Solid experience with version control systems (preferred GIT) Language: English Bonus: Knowledge of event streaming, CQRS, Kafka, Docker/Kubernetes High-Level Task Assignment Perform hands-on software design and development. Investigate performance issues, support root-cause analysis, and collaborate on improvements. Write unit tests and perform peer design/code reviews. Provide technical solutions to complex problems and write technical documents. Work closely with requirements engineers to estimate and developed to quality products. Mentor and help grow junior members of the engineering team.

🏢 Summary: Fullstack Developer role for a large-scale travel booking system focused on building and maintaining high-traffic APIs, internal web applications, and numerous external integrations. The position involves working across distributed services, resolving production incidents, and contributing to engineering standards and development practices. 🗂️ Requirements: Strong understanding of SOA, Strong understanding of microservices architecture, Knowledge of API design principles, Experience with Node.js, Experience with JavaScript, Experience with TypeScript, Experience with Docker, Experience with Azure cloud services, Experience with CI/CD practices, Experience integrating third-party systems, Ability to troubleshoot distributed systems 📃 Skills: Node.js, JavaScript, TypeScript, Docker, Azure, SOA, Microservices, API, CI/CD, Cloud 🏢 Description: At Pretius we are looking for a Fullstack Developer for a travel booking system project for a major international transport company. Work mode: hybrid (once a month, a 2-day business trip to a client abroad; the rest of the time, working remotely from Poland) Project / Role Develop and maintain public and private APIs serving 100M+ requests monthly Support and enhance 20+ internal web applications used across the organization Build and maintain integrations with 50+ external systems and platforms Investigate and resolve production incidents across distributed services and the full application stack Contribute to the continuous improvement of engineering standards, tools, and development practices Requirements Bachelor's degree in Computer Science, Computer Engineering, or similar technical field Strong understanding of SOA, microservices, and API design principles Solid experience with Node.js, Nest.js, JavaScript, TypeScript, and Docker Hands-on experience with cloud technologies, particularly Azure Ability to quickly learn and adapt to new technologies and systems Familiarity with CI/CD and modern software delivery practices Experience integrating third-party services and platforms Very good command of English (min. B2) – both verbal and written Nice to have: Proficiency in French or German What do we offer? We focus on long-term relationships based on fair principles and reliability Co-financing of the Multisport card and Medicover private healthcare Modern office available Team bonding activities, internal courses, conferences, certifications

🏢 Summary: The offer is for an experienced C# and .NET Developer to build and enhance scalable, data-driven applications within a financial services project. The role focuses on developing end-to-end solutions, data integrations, and automated business logic while contributing to application architecture and clean code standards. You will work in an Agile environment supporting high-volume data processing and complex workflows. 🗂️ Requirements: 5+ years experience with C#, 5+ years experience with .NET, Strong knowledge of software architecture, Knowledge of design patterns, Understanding of clean code principles (KISS, DRY, SOLID), Experience building end-to-end applications, Experience with data integration and transformation, Experience with MS SQL Server, Experience with relational databases, Experience working in Agile/Scrum environment, Experience with Azure DevOps, Experience with Jira, Experience with Confluence 📃 Skills: C#, .NET, SQL, MSSQL, Architecture, DesignPatterns, SOLID, KISS, DRY, DataIntegration, DataTransformation, Automation, Scrum, AzureDevOps, Jira, Confluence, RelationalDatabases 🏢 Description: At Pretius we are looking for an experienced C# & .NET Developer to join a financial services project focused on building and enhancing data-driven business applications. Project / Role Design and develop scalable applications using C# and .NET technologies Build customer-facing solutions supporting complex workflows and high-volume data processing Create and maintain data pipelines, integrations, and automated business logic Contribute to application architecture and ensure adherence to clean coding principles Support data migration and management initiatives Collaborate closely with business and technical teams using Agile delivery practices Requirements 5+ years of hands-on experience with C# and Microsoft .NET technologies Strong understanding of software architecture, design patterns, and clean code principles (KISS, DRY, SOLID) Experience developing end-to-end applications, from backend services to user-facing functionality Knowledge of data integration, transformation, and automation processes Experience with MS SQL Server and relational databases Familiarity with Scrum, Azure DevOps, Jira, and Confluence Excellent English communication and stakeholder management skills Nice to have: Experience in banking or financial services projects Exposure to risk management domains such as market, liquidity, or credit risk Knowledge of Databricks and modern data platforms What do we offer? We focus on long-term relationships based on fair principles and reliability Co-financing of the Multisport card and Medicover private healthcare Modern office available Team bonding activities, internal courses, conferences, certifications

🏢 Summary: Senior Frontend Engineer role focused on owning and evolving the frontend architecture for global-scale digital draw games. The position involves building reusable client frameworks, implementing real-time event-driven systems, and developing interactive web-based game applications. You will guide external studios and ensure scalable, high-quality frontend implementations using modern tooling. 🗂️ Requirements: 5+ years of experience with React and TypeScript, Experience building complex frontend applications, Familiarity with HTML5 game technologies (e.g., Three.js or PlayCanvas), Experience developing interactive or real-time web applications, Experience with state-driven or event-driven frontend architectures, Understanding of asynchronous programming and real-time client-server communication, Experience with modern frontend tooling (e.g., Vite, CSS frameworks, automated testing), Proficiency with Git and collaborative version control workflows, Ability to translate UX and product requirements into technical implementations, Experience working with distributed teams or external development studios 📃 Skills: React, TypeScript, JavaScript, HTML5, Three.js, PlayCanvas, Vite, Tailwind, CSS, Git, REST, WebSockets, Testing 🏢 Description: At Pretius , we are looking for Senior Frontend Engineer to take technical ownership of the frontend architecture powering our digital draw games for global-scale platform in the field of gaming and lotteries. Project / Role Own and evolve the frontend architecture and technical frameworks used across multiple game clients. Design and maintain reusable client foundations and game category frameworks supporting different game paradigms. Develop and maintain frontend systems using React, TypeScript, Vite, and modern CSS frameworks. Implement and maintain event-driven client-server communication patterns for real- time and on-demand gameplay flows. Translate gameplay flows, UX layouts, and production specifications into scalable frontend implementations. Support and guide external development studios building game experiences on top of the client frameworks. Maintain and manage source code repositories, versioning practices, and build pipelines for game clients. Requirements 5+ years of experience developing complex frontend applications using React and TypeScript. Familiarity with HTML5 game development technologies, such as Three.js or PlayCanvas. Proficiency in building interactive or real-time graphical applications for the web. Experience working with external development studios or distributed engineering teams. Strong experience building state-driven or event-driven frontend systems. Solid understanding of asynchronous programming and real-time client-server interactions. Experience with modern frontend tooling such as Vite, CSS frameworks (e.g., Tailwind), and automated testing frameworks. Strong experience with Git, version control, and collaborative development workflows. Ability to translate product and UX concepts into robust technical implementations. Experience collaborating with designers, backend engineers, and product teams. Strong problem-solving and communication skills. Experience working in regulated, transactional, or high-reliability environments is a plus. What do we offer? We focus on long-term relationships based on fair principles and reliability. Co-financing of the Multisport card and Medicover private healthcare. Modern office available. Team bonding activities, internal courses, conferences, certifications.

🏢 Summary: Hybrid QA Automation Tester role focused on developing and maintaining automated tests for an electric vehicle purchase and leasing management system. The position involves API, E2E, and frontend test automation, regression and functional testing, release verification, and collaboration within Agile Scrum teams. The offer includes flexible hybrid work, healthcare benefits, training opportunities, and team integration activities. 🗂️ Requirements: 3-4 years of experience in software testing, Experience in test automation, Hands-on experience with automated test development and maintenance, Experience with Playwright, Experience with K6, Experience with API testing, Experience with Visual Studio, Experience with Git, Experience with Jira or Azure DevOps, Experience with Confluence, Experience with Application Insights, Knowledge of SQL, Knowledge of relational databases, Experience with MS SQL Server, Experience working in Agile/Scrum 📃 Skills: Playwright, K6, API, VisualStudio, Git, Jira, AzureDevOps, Confluence, ApplicationInsights, SQL, MSSQL, Scrum 🏢 Description: At Pretius we are looking for QA Automation Tester to join our team and help develop an electric vehicle purchase and leasing management system. Work mode: hybrid (1 day per 2 weeks in the office) Address: Mennica Legacy Tower, Prosta 18, Warsaw Project / Role Design, develop, and maintain automated tests (API, E2E, frontend). Create and maintain test documentation. Verify new application releases using automated test suites. Analyze test results, report defects, and continuously improve test scenarios. Support the manual testing team during sprint activities. Perform functional and regression testing. Participate in the QA first-line support rotation. Actively participate in Scrum ceremonies. Work closely with developers and business analysts. Identify and recommend improvements to software quality and testing processes. Requirements 3 - 4 years of experience in software testing, including test automation. Hands-on experience in developing and maintaining automated tests. Experience with: Playwright, K6, API testing, Visual Studio, Git. Experience with Jira or Azure DevOps (TFS), Confluence, and Application Insights. Good knowledge of SQL and relational databases (MS SQL Server, SQL Developer). Experience working in an Agile/Scrum environment. What do we offer? We focus on long-term relationships based on fair principles and reliability. Co-financing of the Multisport card and Medicover private healthcare. Modern office available. Team bonding activities, internal courses, conferences, certifications.

🏢 Summary: Node.js Tech Lead role in a financial industry project within an international environment, responsible for designing scalable microservices architectures and leading cross-functional teams. The position combines hands-on Node.js development with technical leadership, cloud infrastructure oversight, and delivery management. The role also involves translating business needs into technical solutions and ensuring engineering best practices. 🗂️ Requirements: 8+ years of software development experience, Strong hands-on experience with Node.js (NestJS or Express), Experience with microservices and distributed systems, Experience with cloud platforms (AWS, Azure or GCP), Experience with Docker, Kubernetes and CI/CD pipelines, Proven experience leading technical teams and conducting code reviews, Experience working in Agile/Scrum/DevOps environments, Fluent English (C1) 📃 Skills: Node.js, NestJS, Express, Microservices, DDD, AWS, Azure, GCP, Docker, Kubernetes, CI/CD, Agile, Scrum, DevOps 🏢 Description: At Pretius , we are looking for Node.js Tech Lead to a project in the financial industry, international team. Project / Role Lead and mentor cross-functional teams (Backend, Frontend, DevOps, QA) Design and oversee scalable architectures based on Node.js and microservices Coordinate multiple teams and support staffing, onboarding, and recruitment Translate business needs into technical solutions and support pre-sales activities Ensure best practices (CI/CD, code quality, testing, security) Monitor delivery, report KPIs, and manage risks Collaborate with international stakeholders Requirements 8+ years of experience in software development, including leadership roles Strong hands-on experience with Node.js (NestJS / Express) Experience with microservices, distributed systems (DDD, event-driven is a plus) Cloud experience (AWS / Azure / GCP) and tools like Docker, Kubernetes, CI/CD Proven ability to lead teams, conduct code reviews, and mentor engineers Experience working with business stakeholders in international environments Familiarity with Agile / Scrum / DevOps Fluent English (C1) What do we offer? We focus on long- term relationships based on fair principles and reliability Co-financing of the Multisport card and Medicover private healthcare Modern office available Team bonding activities, internal courses, conferences, certifications