staff java backend developer

Senior Full-Stack Mobile Developer Salary: $50/hour on B2B 100% Remote We're looking for a Senior Full Stack Mobile Developer for an international technology group delivering large-scale digital solutions to the financial sector. Their engineering organization is moving toward smaller teams with broader ownership, more code sharing across mobile platforms,...

We are building a next-generation Investment Reporting platform from scratch (Greenfield). We are looking for a highly experienced Full-Stack Engineer (Java & Angular) to design and develop this brand-new solution. Rather than doing a direct translation or legacy maintenance, our goal is to build a completely new architecture. The existing system will serve...

N-iX is seeking a Senior Full Stack Mobile Developer to join our team. You will build end-to-end mobile products, including the app experience, shared logic, backend services, APIs, cloud services and production systems.You will collaborate with product, design and security teams to deliver robust, scalable features and guide engineering best practices....

ipracujzdalnie.pl is seeking a skilled Fullstack Mobile Developer (Kotlin) to join our team. You will build mobile apps, shared logic with Kotlin Multiplatform, and backend services with Java/Spring Boot.You will collaborate with Product, Design, Architecture, Security, and Platform teams; remote-friendly with a strong emphasis on quality, learning, and...

ipracujzdalnie.pl is seeking a Fullstack Mobile Developer (Kotlin) to join our client’s team working on modern digital financial products, focusing on mobile apps, shared logic, backend services, and production systems.The role emphasizes Kotlin Multiplatform, Kotlin, Java/Spring Boot, CI/CD, AI-assisted development, and collaboration with Product, Design,...

In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are currently looking for an experienced Senior Fullstack Developer to join an international team responsible for developing and maintaining modern, secure, and scalable...

Jobtailor in Poland is seeking a Backend Java Developer to design, implement, and maintain scalable services using Java 17+ and Spring Boot. You will build RESTful APIs, work with AWS, and contribute to CI/CD pipelines in a fast-paced Agile environment.The role emphasizes quality through automated tests, code reviews, and best practices, collaborating with...

GFT Technologies Poland is seeking an experienced Android Developer to design and develop modern Android solutions for a leading mobile banking application in Poland. You will work in Kotlin and Java, integrate with backend services, and ensure secure, scalable software used by millions of users.Join a hybrid team in Łódź with cross-functional colleagues...

Addepar is seeking a Platform Services Engineer to help accelerate platform scalability and global expansion. You will work at the intersection of application, infrastructure, and operations teams to promote developer velocity and automation, delivering high-impact solutions for distributed services.Ideal candidates have backend software engineering...

Szukamy doświadczonej osoby na stanowisko Angular Developer, która swobodnie porusza się w technologiach frontendowych i lubi tworzyć nowoczesne aplikacje webowe. Dołącz do nas i pomóż nam rozwijać innowacyjną platformę doradztwa inwestycyjnego (Wealth Management) dla międzynarodowego sektora bankowego! W codziennej pracy stawiamy na najnowsze...

Xebia Group in Poland is seeking a software developer with 3+ years of experience to work across backend and frontend using Java, Kotlin, React, and REST APIs.You will develop and enhance microservices, design APIs, build web components, and integrate with external partners, while using AI-powered tools to improve productivity. Occasional Warsaw office...

GFT Technologies Poland seeks a skilled Android Developer to design and build modern Android applications using Kotlin and Java in a fast-paced, collaborative setting. You will integrate apps with backend services and contribute to secure, scalable software used by millions of users.You will work with Android Studio, MVVM, and modern architecture, ensuring...

SD Solutions is looking for a talented Senior Full-Stack Developer to lead the end-to-end development process for a large-scale advertising technology platform. In this role, you will design and implement backend services using Java (Spring Boot), build modern frontend applications with Angular (15+), and ensure robust system architectures.The ideal...

JetBrains in Warszawa, Poland is seeking a Software Developer for the RustRover team. You will own the RustRover debugger state, driving development across the C++ backend (LLDB or GDB) and the IntelliJ-based Java/Kotlin client.Collaborate with a flat, cross-functional team of developers, QA specialists, and support engineers to improve debugging for Rust...

Xebia, a global AI-first software partner, is seeking an experienced developer to work across backend and frontend in Poland. You will build microservices with Java and Kotlin, design REST APIs, and create React components to support fast feature delivery.You should have 3+ years of commercial experience, strong Java and Kotlin skills, microservices...

Work with the company in Warsaw and its HelloTech organisation, the company’s global technology backbone with more than 1000 people, building the digital products that power our end‑to‑end food experience. From meal kits and ready‑to‑eat meals to specialty offerings like pet food and premium meat & seafood, HelloTech creates the platforms that...

GFT Technologies Poland is seeking an Android Developer to design and develop modern Android solutions for one of Poland's leading mobile banking apps. You will work with Kotlin/Java, integrate with backend services, and focus on secure, scalable software used by millions.This role requires 3+ years of Android experience, strong knowledge of Android SDK,...

A dynamic IT solutions provider is seeking an experienced Full Stack Developer with a strong backend focus. The role involves developing an issuance monitoring application and a financial platform. Responsibilities include collaborating with stakeholders, system design, and ensuring application quality. The ideal candidate will have over 5 years of...

Poszukujemy doświadczonego Data Platform Developer (Kafka), który dołączy do zespołu odpowiedzialnego za rozwój nowoczesnej platformy danych opartej na architekturze event-driven. Poszukujemy osoby, która posiada praktyczne doświadczenie w budowie i rozwoju rozwiązań opartych na Apache Kafka, potrafi projektować skalowalne usługi w środowisku...

We are looking for a Mid-level Full Stack Developer (3+ years of experience) who specializes in either Java or Angular, with solid hands-on experience on the secondary side and a drive to grow across the full stack. Requirements: Experience: 3+ years in software development with primary expertise in either backend or frontend, plus at least 1+ year of...