backend developer English-speaking jobs in Świdnica

Experienced Automation Tester needed to ensure quality of modern web applications. Responsibilities include designing/executing manual and automated tests using Playwright/Cypress, integrating tests into CI/CD, and collaborating in Agile environments.

Senior Software Engineer to join the Transactions & Private Debt product area. Design, implement, test, and maintain backend functionality using APL and C#/.NET. Contribute to component design, code quality, performance, and long-term maintainability. Work closely with product managers, engineers, and stakeholders to understand requirements and deliver client-relevant functionality.

Senior Python Engineer to design and deploy AI/ML solutions using LLMs, RAG, and deep learning. Requires strong Python, PyTorch/TensorFlow, and cloud experience (Azure, AWS, GCP). Focus on scalable AI services and MLOps.

Business Analyst needed with deep Murex expertise in testing, integration, or technical configuration. Drive end-to-end product delivery for Money Markets, Payments, and FX domains. Requires Murex and capital markets understanding.

Lekta AI seeks a Pre-Sales Engineer to design tailored solution architectures and lead technical discovery for enterprise clients in banking, insurance, and telecom. Responsibilities include developing PoCs, handling RFPs, and building pre-sales playbooks.

SAP Consultant to support global Procure-to-Pay (P2P) processes, focusing on SAP MDG and Ariba solutions. Provides operational support, system monitoring, troubleshooting, and change management for MDG and Ariba applications.

Staff Software Engineer needed for a US-headquartered Cybersecurity scale-up. Architect and deliver features using Ruby on Rails, Angular, and AWS, focusing on high-throughput, low-latency APIs. Requires 6 years of experience and C1 English.

Senior Software Engineer will architect and build next-generation internal tooling leveraging AI and LLMs to drive automated reliability, system resilience, and intelligent incident response.

Support the UK & EMEA Early Careers team by managing candidate experience, coordinating assessment centers, and supporting talent development programs. Requires strong organizational skills and experience in recruitment.

Lead Python Developer to build core backend services for an AI-driven platform. Architect scalable APIs, design cloud-native services on GCP, and orchestrate AI agents using Python and FastAPI.

Software Engineer 2 (Java/Kotlin) to build and optimize solutions for duplicate detection and product grouping in the Product Catalog. Requires solid Kotlin experience, backend architectural knowledge, and C1 Polish/B2 English.

Lead Developer for Financial Crime Prevention Models will own development and validation of transaction monitoring models. This role focuses on model documentation, governance, and optimizing controls to fight financial crime.

Senior Platform Engineer will design, build, and operate scalable Kubernetes-based infrastructure, develop platform services, and build cloud-native solutions on AWS. Requires 5+ years of experience as a Platform Engineer, strong Kubernetes, backend engineering, and programming (TypeScript, Go) skills, and experience with Infrastructure as Code (Terraform), CI/CD pipelines, and multi-tenant systems.

Senior Test Engineer will design, implement, and optimize test automation frameworks for business-critical applications. Responsibilities include developing and executing automated functional, regression, integration, and load tests, integrating tests into CI/CD pipelines, and collaborating with an agile team. Must have experience with Java, TypeScript, test automation tools, and scripting languages. Fluent English and German required.

Manage software development projects from planning to delivery. Act as the main point of contact for clients, managing communication, expectations, and requirements. Plan, prioritize work, facilitate meetings, and remove project blockers. Manage project budgets, timelines, and financial reporting.

Senior Data Engineer needed to develop and maintain enterprise-scale data solutions in banking/finance. Responsibilities include building data pipelines using Python, PySpark, SQL, and BigQuery in GCP. Requires 3+ years of experience.

Build and maintain scalable backend systems for global clients. Design, implement, and optimize resilient systems with a focus on clean, maintainable code. Collaborate with a team to translate requirements into working technology.

Senior Cloud Platform Engineer to develop and maintain multi-cloud landing zones using Terraform and Ansible. Experience with GCP, AWS, Python, Bash, and CI/CD tools required.

Enterprise Account Executive role requires 5+ years of quota-carrying software sales, closing complex deals over $100k ACV. Drive growth by evangelizing 6sense and exceeding targets.

Senior Database Administrator to manage and optimize PostgreSQL and MySQL/MariaDB databases in on-premise and cloud environments. Experience with database administration, cloud platforms (AWS, Azure, GCP), and automation tools (Python, Ansible, Terraform) is required.