full stack java developer legacy modernization cloud migration

We are looking for a highly skilled Principal Full-Stack Developer (Java/Angular) to take a pivotal role in leading software development projects, defining technical strategies, and contributing to the system’s overall architecture. As a Staff-level engineer, you will lead complex frontend initiatives, provide strong technical guidance to your team, and...

We are looking for a highly skilled Principal Full-Stack Developer (Java/Angular) to take a pivotal role in leading software development projects, defining technical strategies, and contributing to the system’s overall architecture. As a Staff-level engineer, you will lead complex frontend initiatives, provide strong technical guidance to your team, and...

We are looking for a Senior Full-stack Developer to join a team building a new product that leverages Python and FastAPI on the backend, React/TypeScript on the front end, with database management powered by PostgreSQL and OpenSearch. The product operates in a multi-cloud environment and makes heavy use of Databricks. Responsibilities Develop and maintain...

We're seeking a Lead Full-stack Developer to help build a new product powered by Python and FastAPI on the backend, React/TypeScript on the frontend, and PostgreSQL and OpenSearch for database management. This product runs in a multi-cloud setup and relies extensively on Databricks. Responsibilities Build and maintain web applications leveraging...

Join Rublon Services, a trusted partner in consulting, custom software development, and cloud solutions for enterprise clients across automotive, energy, and telecom sectors. We are building powerful internal and customer-facing web applications that enable operational excellence for our partners. We are looking for a long‑term Full‑Stack Developer (Java...

DATAGROUP AG in Kraków is looking for a Full Stack Developer to support technology refresh and application modernization projects. The role involves Java and Angular development, focusing on migrating legacy systems to modern solutions.Candidates should have a strong background in Java development, Spring Boot, and good skills in Angular. The position...

Overview Wir suchen: Full-Stack Java Developer mit Deutsch Dołącz do zespołu Financial Services Cloud, który od lat wspiera banki i instytucje finansowe w całej Europie. Budujemy nowoczesne, skalowalne i bezpieczne systemy – od platform płatniczych, przez systemy do zarządzania ryzykiem, aż po innowacyjne projekty Big Data i blockchain. Backend:...

Join a long-term digital transformation project! We are looking for an experienced Senior Full Stack Developer to join an international team working on the modernization of a large-scale corporate banking platform. This is an excellent opportunity to contribute to the transformation of a legacy system into a modern, API-driven architecture while...

Please note: we are only able to consider candidates who already have the right to work in Poland. Visa sponsorship is not available for this role.Senior Full-Stack Developer (Java & Angular)Warsaw, Poland | Hybrid 3 days per week on siteAbout Vyntr aVyntra develops software that helps banks and financial institutions detect fraud, prevent money laundering...

LocationKraków, Poland, Poland# Full Stack Engineer (Java + React) at N Consulting LtdLocationKraków, Poland, PolandSalary£300 - £350 /dayJob TypeContractDate PostedMarch 19th, 2026Apply NowJob Opportunity: Full Stack Engineer (Java + React) Location: Kraków, Poland (2 days office / 3 days remote) Experience: 5–10 years Assessment: Karat Assessment...

Full-Stack Developer (Java + React) We are looking for a Full-Stack Developer responsible for developing and maintaining applications. You will work closely with our project team, analyze business requirements, and ensure high-quality code delivery through testing, code reviews, and the use of security tools. This role involves both developing new features...

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...

Role Description This is a full-time remote role for a Full-Stack Developer at a growing US based company. The Full-Stack Developer will be responsible for designing, developing, and maintaining both front-end and back-end systems for web and mobile applications. The role involves integrating APIs, managing databases, and collaborating with cross-functional...

Salary: 1400 - 1600 PLN/MD on B2B Remote: Gdańsk – hybrid work model (2-3 days per week from the office) Project Senior Technical Leader and hands‑on Software Engineer. Responsible for designing, developing, and delivering scalable, secure, high‑quality enterprise applications used across multiple business units throughout Europe. Combines software...

At INGENIOUS.BUILD, we have developed a top-notch platform for companies in the real estate and construction industries worldwide. Our platform enables companies to easily manage all aspects of their projects from start to finish, both internally and with other project participants.  Joining INGENIOUS.BUILD means embarking on an incredible journey to create...

Company DescriptionOur mission as a company providing IT services is to provide our clients all over the world with the best solutions. We manage to do this by analyzing the needs of our clients and matching them to the skills and aspirations of our employees. Therefore, one of our main motivations is to provide each Employee and Consultant with a satisfying...

N-iX is a global technology company that helps industry-leading companies and Fortune 500 firms build software products and scalable engineering solutions. Since 2002, we’ve become a team of 2,400+ tech professionals working across 40+ countries worldwide, now actively growing in LATAM. With our office in Medellín and a 100+ strong tech community in the...

SKMgroup in Kraków, Poland is searching for a Senior Full Stack Developer (Java/React) to join a dynamic team focused on developing cloud-native applications. The role emphasizes AI-driven development and requires fluency in Czech. You'll lead backend services implementation, work on responsive user interfaces, and maintain systems within Azure.We offer a...

We're looking for a Full Stack Developer (Angular & Node.js) to join our team. You will design, build, and maintain modern web applications and backend services for an enterprise AI-enabled platform. This role spans frontend user interfaces, RESTful APIs, database design, and integration with streaming solutions. You will deliver features end-to-end within a...

We are looking for an experienced Senior Java Full Stack Engineer to join our development team. Our customer – integrated Shipping Services has set itself apart as an independent carrier with a fresh, unique approach. His strategy as a global niche carrier offers distinctive advantages to customers worldwide. We have created a smart, efficient network that...