2298 developer English-speaking jobs in Masovian Voivodeship

strong focus on quality, innovation, and knowledge sharingAbout The RoleWe’re looking for a Senior Java Developer

Junior .NET Developer for Netcompany Banking Services In Netcompany Banking Services we deliver a range

The Role: As a Mobile-App Developer, you will be a part of the team that works on the development of

Full-Stack Engineer to own and evolve a B2B marketplace platform. Responsibilities include building and scaling marketplace features, evolving messaging systems, and working on payment infrastructure. Must have 5+ years of production TypeScript experience, strong Next.js/React experience, and experience with tRPC or similar end-to-end typesafe API. AI-augmented development workflow using tools like Claude Code is required.

Experienced OpenText Exstream Developer needed to design and deliver complex, multi-channel document solutions. Requires expertise in data manipulation, RESTful API development, and pipeline automation using Jenkins and Groovy.

Power BI Developer will create reports and dashboards based on Veeva CTMS data. Responsibilities include migrating data from SharePoint to Veeva CTMS and collaborating with the business to define reporting needs. Requires experience with Power BI, data preparation, and reporting solutions development. SQL or other data tools knowledge is necessary. English proficiency (B2+) is required.

Job Description WHAT YOU WILL BE DOING As a Developer you will work in agile/not agile frameworks, workshops

Develop and maintain SharePoint-based solutions, workflows, and integrations. Analyze, modernize, and re-engineer legacy systems. Collaborate with teams on SPFx features and resolve production issues.

We’re currently seeking a passionate freelance Senior Backend Developer to join our projects ASAP.

About the team: Join our Fixed Income division as a Python Developer (for Market Finance), handling exotic ... About the team: Join our Fixed Income division as a Python Developer (for Market Finance), handling exotic

Job Description WHAT YOU WILL BE DOING As a Developer you will work in agile/not agile frameworks, workshops

Senior software developer will work closely with business teams, architects, and developers to upgrade technology. Responsibilities include analyzing requirements, designing solutions, conducting code reviews, and contributing to process improvements. Expertise in .NET or Java and GitHub is required.

verticals, we are focused on EdTech, Fintech, eCommerce, and Pharma.We are looking for a Full-Stack Developer

Senior Java Developer will design, develop, and maintain backend services, APIs, and system components. Responsibilities include code reviews, writing automated tests, collaborating with cross-functional teams, and monitoring system performance.

Now, we are looking for a BI Developer who’s passionate about data, building smart solutions, and driving ... Now, we are looking for a BI Developer who’s passionate about data, building smart solutions, and driving

About project: We are looking for a FullStack Developer for our multinational client, who specializes ... Responsibilities: As Fullstack Developer you will be building and migrating data-heavy web features

THE CHALLENGE: As a Software Developer in our Live Data Integrations team we expect that you are passionate

As a Power BI Developer, you will play a key role in designing its structure, improving data quality,

Description and Requirements We are seeking a talented and experienced Senior AI Developer to design, ... The position requires a great understanding of AI technologies, excellent developer skills, and the ability

Requirements Middle 2+ Level Developer with proven track record. ... We’re looking for an experienced iOS developer who thrives on ownership, precision, and long-term thinking