619 developer English-speaking jobs in Masovian Voivodeship

Design, develop, and optimize robust frontend solutions using JavaScript. Collaborate with teams to translate business requirements into intuitive digital interfaces. Lead architectural decisions and mentor junior developers.

Position Overview We are looking for a Full‑Stack TypeScript Developer to build the next generation of

More than 3 years of experience working as a backend software developer. ... As a Backend Developer, you will be a key player in our Research and Development team, driving the creation

Experienced Front-End Engineer needed for hybrid role. 5+ years building modern web applications with TypeScript and React. Expertise in Cypress, Playwright, Webpack, and AG Grid required. Strong understanding of front-end architecture and best practices.

We are looking for a highly skilled Senior Database Developer with strong expertise in Microsoft SQL

Design, build, and maintain platform features and components using Angular and TypeScript. Collaborate with cross-functional teams to deliver features from design to production. Provide technical leadership and translate requirements into user stories.

Fullstack Developer will apply talents to all stages of the development lifecycle, including design, development, and code reviews. Collaborate with stakeholders to understand project requirements and provide technical insights. Develop new functionalities and ensure quality assurance.

Python Developer needed for backend services development using FastAPI and REST APIs. Experience with PostgreSQL, Redis, OAuth2, and HSM required. Minimum 5 years Python experience with 2+ commercial projects.

We are looking for a highly skilled Senior Database Developer with strong expertise in Microsoft SQL

About the role We are looking for an experienced Senior COBOL / Mainframe Developer to join an international

Experience with AI integrations, APIs, Model Context Protocol (MCP), or developer platforms. ... Job Description We are looking for Fullstack Developer to work on mature enterprise financial management

You are A Frontend/Fullstack Developer with 2.5+ years of experience, combining deep React expertise

What you will be doing As a Backend Developer, you will work on transformational projects within our ... on our promises Collaboration - we can achieve more with others We are currently looking for a Java Developer

Certifications (required) ServiceNow Certified System Administrator (CSA) ServiceNow Certified Application Developer

Job Description As a Java Developer you will: Analyze, and understand business and technical requirements

Java Developer will participate in building game features, establishing development pipelines, and designing game functionality. Responsibilities include creating HLD, implementing game logic, testing functionality, and collaborating with engineers and architects. Requires 6+ years of Java experience, Spring stack knowledge, experience with messaging systems and NoSQL databases, and proficiency in object-oriented design and testing frameworks.

Job Description We are looking for a frontend developer who is passionate about designing and building

About The Role We’re looking for an experienced Quantitative Developer; this role focuses on developing

OverviewJoin to apply for the Senior iOS Developer role at Rakuten Viber. ... with family and friends, through managing business relationships to pursuing their passions.As an iOS Developer

SharePoint Developer needed with 2+ years experience building web applications/services. Must have strong SPFx knowledge, experience with relational and NoSQL databases, and understanding of GDPR and cybersecurity principles. English (B1+) required.