1199 developer English-speaking jobs in Warsaw

Role Overview: As a Junior Full Stack Developer , you will support the design, development, and maintenance

Junior Frontend Developer will collaborate on designing and expanding websites and landing pages. Responsibilities include code optimization, testing solutions, and contributing to a new landing page platform. Requires HTML5, CSS3, JavaScript, Git or Bash, Responsive Web Design, and WordPress or CMS template experience. English language proficiency is necessary.

Backend Developer will analyze and improve an existing Carbon Capture Platform built on Node.js and AWS. Responsibilities include resolving technical issues, enhancing system stability, and developing new features. Must have 5+ years of backend development experience, strong Node.js skills, AWS experience (Lambda, RDS, S3), Python proficiency, and experience with relational databases.

Full-stack developer needed for a project integrating a charging app into the electric vehicle ecosystem. Requires 3+ years of experience with Java, Spring Boot, React, cloud platforms, and microservices. Must have experience with message brokers and NoSQL databases. English proficiency at B2 level is required.

Senior Android Developer will design, develop, and maintain high-quality Android applications using Kotlin and Java. Responsibilities include ensuring application performance, quality, and reliability, building scalable solutions, and integrating with APIs and third-party services. Requires 5+ years of Android development experience, expertise in Android SDK, platform versions, and device configurations, and proficiency in Jetpack Compose, Coroutines, MVVM, and Clean Architecture.

Develop and build cross-platform mobile applications using React Native for crypto wallets and DeFi features. Collaborate with backend developers, designers, and product managers to deliver innovative solutions.

Develop, maintain, and optimize R/Python code for actuarial processes. Collaborate with actuarial experts to create efficient systems and embed change initiatives.

We are looking for: Power BI Developer (rola projektowa) Your future role: participate in Data Analytics

Develop new features and maintain console applications and utilities. Research and implement technologies like AI, big data, 3D, and media formats. Write maintainable, high-performance code using best practices and collaborate with the team.

Job Description As a Junior Java Developer you will: Analyse, and understand business and technical

For one of our main clients based in Warsaw, Poland we are looking for a Mid-Level SharePoint Developer

Experienced ABAP Consultant needed for S/4 HANA implementations. Must have a proven track record with at least 2 full lifecycles and experience in Consulting/Professional Services. Familiarity with Lifesciences industry is a plus.

Software Developer (Backend SaaS) will collaborate with a distributed team to write code, fix bugs, and modernize the Landscape codebase. Experience with Python, web frameworks (Flask, Django), databases, and ORMs (PostgreSQL) is required. Must have a Bachelor's degree in Computer Science, STEM, or a related field.

Uploadcare is part of Tiugo Technologies, a suite of market-leading API-first developer platforms focused

develop sustainably, in a safe and secure information space.We are looking for an experienced SAP ABAP Developer

Andersen is hiring a Full Stack Developer (.NET+ Vue.js) to build an enterprise meeting management platform

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.

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

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