2349 developer English-speaking jobs in Masovian Voivodeship

Business Developer Manager will drive company growth by selling Data & AI services in Poland and internationally. Requires experience in developing global client partnerships, generating sales leads, and presenting at industry events. Strong communication and negotiation skills are essential.

Senior Python Developer to build scalable microservices, AI-powered tools, and LLM-integrated features. Develop and maintain microservices, integrate with external services and APIs, and ensure high performance and reliability. Requires 3+ years of commercial Python development experience, proficiency with PostgreSQL, Flask, and SQLAlchemy.

horizontal practice, supporting all business verticals in the company.We are looking for a Senior Python Developer

We're looking for a Backend Developer to join Supono Holdings LTD and help us build fast, reliable

Develop and implement business applications using C#, .NET, and ASP.NET MVC. Provide post-implementation support and collaborate with teams to resolve issues.

and technologiesAccess to exam vouchers to get Microsoft certificatesPair programming to improve your developer

Develop and maintain Go-based APIs, contribute to CI/CD pipelines, and manage applications on OpenShift.

national deposit systems.Job DescriptionThe Digital Software department is looking for a skilled frontend developer

Backend Engineer will develop and deploy applications on Google Cloud Platform (GCP) using technologies like Kotlin, Java, and Svelte. Collaborate with teams to define and implement new functionalities, optimize applications for performance and reliability, and participate in code reviews.

military status, or any other category protected under the law.About the roleAs a Senior Salesforce Developer

At Digital Forms, we're looking for a skilled Android Developer to join our fully remote team and

Job description We are seeking an experienced Lead Android Developer to join our team on a contract

Senior Java Developer will work in a scrum team to design, deliver, and document software solutions. Requires 7+ years of experience with Java, Spring Boot, OpenShift, Hibernate, and security concepts. Experience with databases, CI/CD tools, Jira, Confluence, and testing tools is also needed. Proficiency in English (C1) is required.

Senior Golang Engineer to build a cloud-native Platform-as-a-Service (PaaS) offering. Responsibilities include designing, developing, and optimizing containerized microservices, Kubernetes orchestration, and infrastructure automation.

In close collaboration with a senior full stack developer and our AI engineers, you will build data-driven ... For this, we look for a junior full stack developer that can create high-quality user facing web applications

Design, develop, and maintain scalable web applications using Java (Spring Boot) and front-end technologies like Angular or React. Collaborate with teams to define, design, and ship new features.

Freelance Software Developer specializing in Kotlin and Android development. Collaborate on AI projects, generate prompts, evaluate AI responses, and refine model outputs. Must have a Bachelor's or Master's degree in a related field, 3+ years of Kotlin experience, and advanced English proficiency.

Kubernetes), CI/CD (TeamCity, Ansible) Requirements: Minimum 3 years of experience as a Fullstack .NET Developer

Job Role: Full Stack Developer - JavaLocation: Lipsko OR Mazowieckie, PolandJob Type: 12+ Months ContractResponsibilities

Software engineer will develop technical solutions using APIs, AI, and cloud-based technology. Responsibilities include brand onboarding, Hollywood API integration, privacy data inventory, and strategy development. Requires 2+ years of experience in a related field, strong analytical and problem-solving skills, and proficiency in Python or Java.