backend developer English-speaking jobs in Świdnica

Senior Fullstack Software Engineer will develop and maintain advertising platform using Python or TypeScript. Requires 5+ years of experience, a Master's degree in Computer Science or equivalent, and proficiency in SQL, ETL processes, and data transformations. Experience with microservices architecture, cloud platforms, and Git is also needed.

Senior Test Engineer (API) will design, implement, and maintain API contracts and execute Contract Based Tests (Consumer driven contracts, Provider side contract verification). The role involves modernizing legacy test solutions and migrating them to automated testing solutions. Responsibilities include validating API implementations on Oracle WebLogic Server, integrating tests into CI/CD pipelines, and collaborating with development and DevOps teams.

Senior Tracking & Analytics Specialist will create and maintain tracking and reporting for multiple business units. Responsibilities include implementing tag management, specifying data layer requirements, collaborating with technical stakeholders, and providing training on GA4 reports. Requires experience with Google Analytics, Google Tag Manager, data layer, and custom event tracking. Experience with third-party marketing analytics tools and server-side tracking is also needed.

Software Developer will work on Subsea Production Control System technology, potentially with low-level board support package software or application level software. Technologies include C++, Python, Jira, Confluence, GitHub, and Visual Studio. Must have experience with JSON data format and Chai library, a BSc or MSc degree in Computer Science/Embedded Software or similar, and excellent command of English.

Senior C++ Developer needed for a high-performance, cloud-native airline retailing platform. Responsibilities include designing, coding, and debugging microservices, collaborating in a shared monorepo environment, and providing on-call support. Requires 5+ years of experience with C++, GCP, gRPC, and REST/JSON APIs.

Senior DevOps Engineer will build and maintain IT systems on Microsoft Azure using Kubernetes, Terraform, and Ansible. Responsibilities include deploying applications, implementing Continuous Delivery, and designing security solutions. Requires experience with virtualized server infrastructure, Azure cloud environment, DevSecOps principles, and automation tools.

Database Reliability Engineer will ensure database stability, speed, and recoverability. Responsibilities include performance engineering, reliability and availability maintenance, observability, disaster recovery, and incident response.

The Database Administrator will support a variety of database technologies including Oracle, SQL Server, Postgres, MySQL, and Snowflake. Responsibilities include installing, configuring, and operating database systems, monitoring and optimizing performance, designing backup and recovery strategies, and scripting routine procedures.

Senior Data Engineer will maintain and expand the company's data platform. Responsibilities include building and maintaining data pipelines, writing code, and collaborating with other teams. Requirements include proficiency in Python, Scala, Java, data processing tools, and cloud platforms.

Senior Database QA Automation Engineer will execute the quality plan for Charles River products. Responsibilities include creating test automation scripts, executing manual and automated tests, and documenting software defects. Requires 5+ years of software testing experience, programming skills (Java, C#, SQL, Python), and database knowledge.

Experienced IAM Engineer to deliver advanced identity governance solutions, ensuring alignment with global security strategy and Zero-Trust principles. Lead technical execution of application onboarding, track KPIs, and utilize analytics to identify access-risk patterns. Develop and implement AI/ML and automation solutions to streamline IAM processes. Mentor junior team members and collaborate with stakeholders to integrate IAM controls into new initiatives.

Engineering Team Leader to lead the modernization of XTB's core trading server, extracting business logic into microservices using Java, Micronaut, Kubernetes, and gRPC.

Senior Research Data Scientist will collaborate with stakeholders to identify and clarify business questions, design and evaluate models, and drive AI product success. Requires a Master's degree and 5 years of experience using analytics to solve problems, coding (Python, R, SQL), and experience with data extraction, manipulation, and machine learning.

System Analyst needed for a project developing a micro-frontend solution to streamline processes and improve user access to services. Responsibilities include analyzing APIs, documenting requirements, modeling domain areas, and leading AI discovery phases. Must have 4+ years of experience as a System Analyst, experience in AI/LLM domain, and experience with API integrations and event-driven architectures.

LocationWarsaw, hybrid work (3 days from the office per week)About the RoleAs part of the ongoing growth of the HR team in Warsaw, we are seeking a CEEBA Executive Recruitment Partner to develop and implement recruitment strategies in collaboration with Human Resources Business Partners, Senior Business Leaders, and Hiring Managers within the region.

Lead the design, development, and maintenance of high-performance backend systems using Java 17, Spring Boot, and PostgreSQL. Ensure security, scalability, and performance in all solutions. Collaborate with product managers, architects, and developers.

Leads the team in synthesizing IGT, customer, and market requirements to support the assimilation and evolution of IGT products and services. Provides guidance to the team throughout the project life cycle.

Senior Staff Platform Engineer will own end-to-end AWS infrastructure for a distributed, event-driven system. Responsibilities include architecture, cost, security, reliability, and compliance. Requires deep AWS expertise, IaC discipline, distributed systems understanding, and experience with PostgreSQL, Lambda, SQS, Redis, S3, and CI/CD.

Senior Logistics Systems Specialist will analyze process flows in SAP EWM, develop optimization ideas, and implement technical solutions. Requires a degree in Business Informatics or related field, professional logistics experience, and strong SAP WM/EWM knowledge. Must possess excellent analytical, organizational, and communication skills in Polish and English.

Lead the design and implementation of JVM-based services and infrastructure for enterprise customers, including Kubernetes deployments, Docker image strategy, CI/CD automation, AWS integrations, and secure authentication flows. Provide architectural leadership, cross-team influence, and long-term platform ownership.