597 developer English-speaking jobs in Warsaw

Senior Android Developer with 6+ years of experience building and enhancing Android architectures. Expertise in Kotlin, Coroutines, Kotlin Flow, Jetpack Compose, and UI/UX design for B2C apps. Strong understanding of software architecture patterns, Agile methodologies, and CI/CD. Excellent communication skills and fluency in English (B2+).

Senior Java Developer with 5+ years experience in Java development and Oracle DB. Experience with Agile Scrum, Maven, Jenkins, Git, and REST APIs required. Must have knowledge of Capital Markets and/or FX.

As a Python Developer at Endava you will have participate in the activities of designing, building and

Your role As a Senior RPA Developer (Blue Prism), you will play a key role in designing, developing,

Leads applications systems analysis and programming activities, developing core components for the Prime Brokerage platform using Java/Kotlin. Provides technical leadership to an agile team, mentoring developers and establishing best practices.

Full Stack Developer needed for client projects. Must have strong Python skills (Django, Flask, or FastAPI), ReactJS, JavaScript, and experience with RESTful APIs and databases. Excellent communication and collaboration skills required.

We are looking for an experienced back-end developer to join our US-based start-up HeyDaily (with the

SoftTeco seeks Middle/Senior PHP Developers with expertise in OOP PHP, frameworks like Symfony & Laravel, and databases (MySQL and/or MSSQL). Experience with GitHub, Windows & Linux servers, Scrum, and English communication is required.

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

We are looking for an experienced front-end developer to join our US-based start-up HeyDaily (with the

Machine Learning Developer Location: Hybrydowo, Warszawa - hybrid office, minimum 1 day per month in

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

So we are looking for a qualified Middle+/Senior Frontend (React) Developer who is dedicated to the craft

Senior React Native Engineer to architect, build, and maintain a new mobile application for a large-scale digital product. Collaborate with backend engineers, UI/UX designers, and frontend web developers. Must have 5+ years of experience with React Native, iOS and Android platforms, and REST APIs. Excellent problem-solving, debugging, and testing skills required. Strong written and spoken English (C1/C2).

As a Senior Backend Developer at softgarden, you will be part of a vibrant community that values quality

recruitment projects we undertake for our partners, we are currently looking for: Senior Fullstack Developer

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 Backend Developer will design, develop, and maintain software solutions. Responsibilities include collaborating with stakeholders, conducting code reviews, and mentoring team members. Requires a Bachelor's or Master's degree in Computer Science or equivalent experience, 5+ years of software engineering experience, and a passion for software craftsmanship.

As a Senior Salesforce Developer, you will serve as the technical engine of our Development Squad, ensuring ... basis of full-time job contract (Umowa o pracę).Join our vibrant team in Warsaw as a Senior Salesforce Developer

In short We're looking for a Mobile Developer with serious BLE experience. ... What we're looking for 5+ years as a Mobile Developer Strong hands‑on BLE experience (not "I read about