backend developer English-speaking jobs in Świdnica

Senior Security Engineer will design and implement security frameworks for AI agents and LLM-powered tools. Responsibilities include embedding security into engineering workflows, protecting cloud and edge infrastructure, and enabling secure developer ecosystems.

QA Engineer will test a web application based on user stories, perform exploratory testing, and automate test cases. Responsibilities include finding and reporting bugs, translating user stories into test cases, and working with development teams. Experience with SQL databases, testing methodologies, and bug identification is required.

Senior DevOps Engineer will oversee cloud and on-premises infrastructure, automate operational workflows, and support deployment pipelines. Requires 8+ years of experience in IT operations, system administration, or DevOps with expertise in Linux/Unix, Windows servers, cloud platforms (AWS, Azure, or GCP), scripting languages (Bash, PowerShell, Python), and infrastructure-as-code solutions.

Senior QA Automation Engineer to develop, maintain, and scale QA tools and frameworks for complex backend API and automated testing. Design and execute end-to-end, contract, load, and chaos tests. Collaborate with Engineering and Product teams to identify application faults and improve QA processes.

React Frontend Developer will work on Wicket CDP, a customer data platform for sports and D2C industries. Responsibilities include using the React ecosystem, TypeScript, HTML, CSS, and Tailwind CSS. The ideal candidate has 5 years of commercial React experience and is comfortable using AI coding tools.

Senior Project Finance Analyst will develop and maintain financial models for renewable energy projects, perform sensitivity and risk analyses, and support due diligence processes. Requires 2-3 years of experience in financing investment projects, fluency in English, and advanced Excel skills.

Leads all marketing activities including social media, digital campaigns, advertising, and creative projects. Builds and manages a marketing team. Requires experience in Head of Marketing or Senior Marketing Manager roles, preferably in art, NFT, or crypto.

Technical Product Manager for Bird Protection Systems in wind farms. Develop technical proposals, analyze client needs, and translate them into system requirements. Collaborate with engineering, sales, and legal teams. Requires 3+ years of experience in technical product management, systems engineering, or bid preparation.

SAP FI/CO Consultant needed for a 100% remote project. Must have strong SAP technical, configuration, and business area knowledge in SAP FI module with at least 2 SAP implementations. Experience with SAP Fixed Assets, General Ledger, FSCM components, and Payment Medium Workbench is required. Responsibilities include analyzing user requirements, designing system configurations, and ensuring project delivery within budget, schedule, and scope.

Senior Software Engineer to design and build microservice-based solutions for customer onboarding and KYC/Customer Due Diligence processes. Will contribute to architectural and technical decisions, lead by example as a hands-on engineer, and act as a technical reference point for other engineers. Requires strong Java experience, microservice architecture knowledge, and experience with PostgreSQL.

Sales Specialist to build a sales pipeline in the French market. Experience in B2B sales, fluency in French, and proven lead generation and closing skills required.

Senior Data/ML Engineer manages the lifecycle of machine learning models, from development to deployment and monitoring. Responsibilities include implementing MLOps principles, working with Spark & Python for data processing, and collaborating with data scientists, DevOps engineers, and IT. Requires proficiency in Python & Spark, AWS experience in machine learning and data processing, and knowledge of machine learning frameworks.

Design, develop, and test secure and scalable software solutions for cybersecurity products. Contribute to the full software development lifecycle within an Agile Scrum team.

Senior Test Automation Developer will develop test scenarios and scripts for an IT security product. Responsibilities include creating test plans, identifying defects, and collaborating with developers. Requires 5+ years of test automation experience, C#, .NET, Microsoft SQL Server, Azure DevOps, Selenium, and Playwright.

Addepto seeks a Pre-Sales Engineer to support clients in leveraging AI and data platforms. You will act as a technical advisor, designing solutions, leading discovery sessions, and creating technical proofs of concept. This role requires a strong understanding of AI/ML workflows, LLMs, cloud platforms, and data engineering concepts.

Data Engineer will create solutions to business problems using SQL and Python for data pipeline orchestration, cleansing, and analysis. Requires experience in data science, engineering, and analysis, and strong communication skills.

Principal Engineer to lead and mentor engineering teams, combining hands-on coding with high-level consultancy. Requires 9+ years of Python experience, expertise in Microservices, Distributed Systems, and API Design, and strong communication skills.

Senior NetApp Storage Engineer to design, operate, and optimize large-scale NetApp ONTAP NAS environments. Responsibilities include managing replication technologies, planning capacity allocation, troubleshooting storage issues, and supporting system upgrades. Requires 5+ years of enterprise storage experience, 3+ years with NetApp ONTAP, and NetApp Certified Data Administrator (NCDA) certification.

Provide technical expertise and advisory support on DORA requirements for IT and network security. Conduct gap analyses, design solutions, and support implementation projects.

Fullstack Developer to design, develop, and maintain features for the AI Registry, an enterprise platform for AI governance. Responsibilities include building API-led integrations, translating requirements into technical designs, and collaborating with stakeholders. Requires strong full-stack development experience with JavaScript/TypeScript, Python, React, and AWS.