5194 kraków English-speaking jobs in Poland

Senior Software Developer will develop and support Sportsbook functionalities, collaborating with teams to deliver solutions. Must have knowledge of Scrum methodology and good English skills.

Senior R&D Electronics Engineer will participate in the full lifecycle of hardware platform for HVDC Control & Protection system. Responsibilities include robust design, simulations, prototyping, testing, and technical documentation.

Experienced .Net Engineer sought for a small team developing new services for a hedge fund's front office solution. Responsibilities include collaborating with portfolio managers, deriving requirements, and developing, testing, and deploying applications. Must have expertise in computer science fundamentals, algorithms, data structures, and object-oriented design. Fluent English and strong communication skills are required.

Design, develop, and maintain high-quality iOS applications. Implement scalable and maintainable code structures. Ensure adherence to coding standards and best practices. Optimize the OS layer for performance, threading, and diagnostics interfaces.

Develop new functionality and integrate AI services using Node.js. Requires 4+ years of back-end development experience and 1+ year of experience with LLMs. Intermediate English required.

Lead architectural decisions for trading systems, multi-region AWS deployments, and regulatory compliance. Oversee platform development, integrations, and engineering excellence across global teams.

Manage complex, cross-domain technical projects, including pre-sales activities, solution delivery, and customer engagement. Lead technical functions, mitigate risks, and ensure project success. Minimum 7 years of experience in Telco Core Networks, Cloud, and Data Centers required.

Senior DevOps Engineer to drive infrastructure transformation and implement process improvements. Experience with Ansible, Linux, Docker, Jenkins, and Azure DevOps required. Bachelor's degree in computer science or related field and 5+ years of DevOps experience necessary.

Develop and maintain applications using C/C++ and Python. Implement algorithms and data structures for performance optimization. Configure and maintain CI/CD pipelines. Collaborate with team members on Agile boards.

Design, develop, and enhance C++ solutions. Engage in the full software development lifecycle, from architecture to implementation. Contribute to project estimation, planning, and code reviews.

Experienced DBMoto/Syniti Data Replication Consultant needed for long-term project. Install, configure, and manage solutions, design replication strategies, and work with Syniti ADM toolset. Must have SAP data structure knowledge and strong analytical skills.

Designs, develops, and implements automated test processes for power electronics hardware. Writes test scripts, uses test equipment, and debugs hardware and test setups. Collaborates with software developers and other engineers to ensure product quality. Maintains test infrastructure and performs regression testing. Requires a BSc/MSc in Electronics/Electrical Engineering or related field and experience with power electronic converters/power supplies development. Fluency in English is required.

Lead Full-stack developer (PHP+React) to join a long-term project in the alternative investments domain. Responsibilities include leading a small engineering team, designing and developing scalable backend services, and building responsive front-end applications. Requires 6+ years of experience in software development, strong expertise in PHP, and proficiency with React/TypeScript.

C++/C# Software developer (mid-level) needed to design, build, and maintain software applications. Must have 1+ year of practical experience with C++ and C#, Visual Studio 2019+, and GitHub. Agile mindset and strong communication skills required.

Senior .NET Full-Stack Developer will develop web and mobile solutions, bridging development, customer needs, and management objectives. Expertise in Azure Cloud, SQL Server, Entity Framework, ASP.NET MVC/WebApi, and Object-Oriented Programming is required. Strong communication and problem-solving skills are essential.

Senior Backend Java/Kotlin Engineer to design and build an e-commerce system. Requires 4+ years of experience in e-commerce projects, fluency in Spring and Java/Kotlin, and experience building service-oriented systems.

Experienced C/C++ Developer sought to design, develop, and maintain applications using Kernel module and LVM like development. Responsibilities include writing efficient code, implementing algorithms, debugging, and configuring CI/CD pipelines. Must have experience with Jenkins, Github/Github Actions, Jira, and Confluence.

Tech Lead/Advisor needed for full-stack .NET development. Requires expertise in ASP.NET MVC/WebApi, cloud solutions (Azure or AWS), and strong C# skills. Must have experience with Git and team collaboration tools. Excellent communication and problem-solving skills are essential.

R&D Engineer to design, deploy, and validate data science models and pipelines for automation and optimization applications in HVDC solutions. Collaborate with global teams to solve real-world challenges.

Designs, develops, and implements automated test processes for power electronic hardware components and systems. Writes test scripts, uses test equipment, and debugs hardware and test setups. Collaborates with software developers and other engineers to ensure product quality.