staff java backend developer

ResponsibilitiesWe are part of Société Générale Corporate & Investment Banking, within the GBTO/FTB division. Our teams in Warsaw, Paris, and Bangalore design and deliver innovative solutions for Financing Business Monitoring. We work in autonomous, agile feature teams, applying best practices in software craftsmanship and DevOps.We’re looking for a...

We are hiring on behalf of our client – a global financial services organization recognized for its premium service, deep domain expertise, and strong technology-driven approach. The company partners with clients, helping them solve complex challenges across investor services and capital markets. Their culture is built on collaboration, knowledge sharing,...

Accenture Poland is hiring a Java Backend Developer to design, develop, and maintain backend services using Java 17+ with Spring Framework and Spring Boot 3.x. You will work on Nasdaq Calypso-based financial systems, integrate messaging platforms, and optimize database queries.You will implement tests with JUnit and follow secure coding practices. The role...

The consultant will work as a Senior IT Developer in IMSecurities, developing and modernising backend integration components around the Safekeeping and Corporate Actions platform. The work includes designing, developing, testing, deploying and supporting Java-based microservices and integration components connecting IMSecurities with other client...

At BBH, Partnership is more than a form of ownership—it’s our approach to business and relationships.  We know that supporting your professional and personal goals is the best way to help our clients and advance our business. We take that responsibility seriously. With a 200-year legacy and a shared passion for what’s next, this is the right place to...

At LeverX, we have had the privilege of delivering over 1,500+ projects for various clients. With 20+ years in the market, our team of 2,200+ is strong, reliable, and always evolving: learning, growing, and striving for excellence. We are looking for an SAP CAP Java Cloud Developer to join us. Projects in different domains: healthcare, manufacturing,...

Bachelor's degree or equivalent practical experience. 8 years of experience in software development, testing, and launching software products. 5 years of experience with software design and architecture. 5 years of experience in a technical leadership role, including setting technical direction, owning design and architecture, mentoring engineers, and...

- Min. 3 years of experience as Backend/Software developer with PL/SQL, SQL, Java - Good knowledge of issues related to relational databases - Solid understanding of software development principles and best practices - Strong problem-solving skills and attention to detail - Domain knowledge acquisition skills - Communication and collaboration skills - Very...

OLX is searching for a Staff Backend Engineer to join their remote cross-functional team. This role emphasizes responsibility in designing scalable solutions and working with AI-agent frameworks. The ideal candidate has a strong background in Golang and Java/Kotlin with experience in CI/CD systems. Benefits include a permanent contract, health insurance, and...

We arelooking foraskilled Java JEE / Full-Stack Developer withGerman language proficiency tojoin ourteam onaproject supporting major German banks andgovernment entities. Your expertise will contribute totechnical enhancements andupdates onaplatform supporting recovery processes. This is anopportunity towork closely withaGerman-speaking team anddeliver...

Sii Poland is seeking an experienced Senior Java Developer to join a team building a modern enterprise data integration and processing platform supporting global logistics.You will design and implement scalable backend services, microservices, and event-driven integrations using Java, Spring Boot, and Kafka; modernize legacy apps; participate in architecture...

Develop and maintain applications using Java 21 and modern web technologies. Build user interfaces using React, TypeScript and Material UI. Implement new features and contribute to both frontend and backend development tasks. Write clean, maintainable, and well-documented code. Create and execute tests to ensure software quality and reliability. Take...

Nasze wymagania:Strong professional experience with Java development.Advanced knowledge of Java programming concepts and best practices.Hands-on experience with multi-threading and concurrent programming.Proven experience designing and developing Java REST APIs.Experience building and maintaining large-scale, high-volume data processing systems.Strong...

At LeverX, we have had the privilege of delivering over 1,500+ projects for various clients. With 20+ years in the market, our team of 2,200+ is strong, reliable, and always evolving: learning, growing, and striving for excellence. We are looking for an SAP CAP Java Cloud Developer to join us. Let’s see if we are a good fit for each other! we offer:...

Sii Poland in Warsaw is seeking an experienced Senior Java Developer to join a team building a modern data integration and processing platform supporting logistics on a global scale. You will design scalable backend services and microservices using Java and Spring Boot, with a focus on event-driven integrations via Apache Kafka.The role requires hands-on...

Lokalizacja: Warszawa/ Centrum; praca hybrydowa: 2-3x w tygodniu w biurze Start: ASAP Współpraca: długofalowa Zatrudnienie: przez apreel na zasadach B2B Stawka: 120-175 PLN netto/h +VAT What we’re looking for: You have experience building and running production systems, and you are comfortable working independently on complex problems You...

Company DescriptionAre you ready to take ownership of mission-critical backend systems in a high-load environment? We are looking for a Senior Java Developer to join our engineering team in Warsaw.This is a hybrid role with 3 days per week in the office, giving you the perfect balance between collaboration and flexibility. At Sigma Software, we value...

Staff Software Development Engineer Job OverviewThe Staff Software Development Engineer is a senior individual contributor responsible for the design, development, implementation, and support of complex software and data solutions. This role combines strong software engineering expertise with deep knowledge of Big Data platforms, cloud technologies, and...

W Scalo czeka na Ciebie: Rozwój i utrzymanie aplikacji (frontend + backend) Tworzenie nowych funkcjonalności z wykorzystaniem AI Udział w projektach POC opartych o GenAI (Copilot, Claude) Wdrażanie i promowanie rozwiązań AI w organizacji Praca w CI/CD, testowanie i code quality Współpraca z zespołem i interesariuszami Praca zdalna z okazjonalnymi...

Description Tango is a successful, market leader, a live-streaming Platform with 450+ Million registered users, in an industry projected to reach $240 BILLION in the next couple of years.  The B2C platform, based on the best-quality global video technology, allows millions of talented people around the world to create their own live content, engage with...