3116 frontend developer English-speaking jobs in Poland

Senior Python Backend Contractor to refactor existing applications, decompose a monolith into decoupled services, and ensure environment-based configuration. Must have 7+ years of Python backend experience, including building and maintaining production services and APIs.

We are seeking a Senior Python Backend Developer to design, build, and operate scalable services and

Develop and deliver components for the Core Prime Brokerage platform using Java/Kotlin. Contribute to agile development by improving CI/CD practices and implementing automated testing. Collaborate with business analysts and stakeholders to refine requirements. Participate in design, planning, and estimation discussions. Create and maintain project and technical documentation. Assist in identifying and communicating potential risks and issues. Participate in production support, including diagnosing issues, implementing enhancements, and improving system reliability. Collaborate with a global team, conduct peer reviews, and mentor junior analysts and graduates.

We are seeking an experienced server-side software developer who will be responsible for building Common

Senior Calypso Developer will configure, develop, test, and tune Calypso for Fixed Income products and workflows. Responsibilities include delivering Calypso configuration, custom development, automated testing, and performance tuning for all Fixed Income products and workflows. Must have experience with Calypso Tools, Java development, testing tools, and version control.

Senior Calypso Developer will configure, develop, test, and tune Calypso for Fixed Income products and workflows. Responsibilities include delivering Calypso configuration, custom development, automated testing, and performance tuning for all Fixed Income products and workflows. Must have experience with Calypso Tools, Java development, testing tools, and version control.

Senior Calypso Developer will configure, develop, test, and tune Calypso for Fixed Income products and workflows. Responsibilities include delivering Calypso configuration, custom development, automated testing, and performance tuning for all Fixed Income products and workflows. Must have experience with Calypso Tools, Java development, testing tools, and version control.

Project Description We are looking for an experienced Python Developer to join a forward-thinking team

Freelance Kotlin Developer to design, build, and maintain JVM-based microservices on AWS. Experience with distributed systems, AWS (ECS, Lambda, S3, RDS or DynamoDB), Docker, and CI/CD pipelines required. Strong understanding of microservice patterns and event-driven architecture.

Senior ServiceNow Developer – Join Our Growing Digital Transformation Team Welcome to Demant and the ... Purpose of the position We’re looking for a Senior ServiceNow Developer who will help take ownership ... on driving efficiency for our users It would be great if you have Solid experience as ServiceNow developer

Select how often (in days) to receive an alert: Create AlertSenior ServiceNow Developer – Join Our Growing ... equipment, and personal communication.Purpose of the positionWe’re looking for a Senior ServiceNow Developer ... focus on driving efficiency for our usersIt would be great if you haveSolid experience as ServiceNow developer

products, including braces, wires, brackets, and aligners.We are seeking an experienced C++ Software Developer ... focused on development of web application.• Working in distributed international cross functional team a developer ... applications used to generate patient anatomy from supplied scans.• Being a part of agile team we expect a developer

Software Developer providing N2 support for a Market Risk system. Responsibilities include reviewing technical problems, optimizing efficiency, and troubleshooting failures. Additional tasks include technical evolution projects such as migrating scripts and applications to cloud servers.

Nice to haves: Developer certification or higher. ... Andersen is hiring a Dell Boomi Developer for a project automating business processes and building enterprise

Senior Backend Engineer (C#/ Node.js) -  IoT Projects We are looking for an experienced Backend Developer

Lead technical projects in product development, ensuring alignment with RDQ, marketing, and manufacturing requirements. Plan and manage trials, coordinate development activities, and utilize digital models to interpret consumer insights.

Design, develop, and test scalable solutions within Guidewire BillingCenter. Collaborate with stakeholders throughout the project lifecycle. Support clients' IT and business users in digital transformation projects.

financial institution – we are looking for an experienced specialist for the position of Senior C# Developer

financial institution – we are looking for an experienced specialist for the position of Senior C# Developer

Design, build, and maintain desktop and web features using .NET and C#. Develop solutions across WPF, Blazor, and ASP.NET Web API. Collaborate with Product Owners and architects on technical decisions. Write clean, testable code and participate in code reviews.