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Backend Developer Jobs

235 Job Offers

Java Backend Developer
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Singapore , Singapore
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Not provided
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Sopra Steria
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Backend Software Developer
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RE:LAB seeks a Backend Software Developer in Reggio Emilia, Italy, to build scalable server-side logic and APIs using Node.js and TypeScript. You will design RESTful services, manage SQL/NoSQL databases, and collaborate on system architecture. Ideal candidates have a Computer Science degree and e...
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Italy , Reggio Emilia
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RE:LAB
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Integration / Backend Software Developer
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Denmark , Copenhagen
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Whitehall Resources Ltd
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Senior Backend Developer (Laravel)
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Egypt , Cairo
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34ML
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Senior Backend Developer
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Senior Backend Developer sought for Marktplaats’ Messaging & Transactions Team in Amsterdam. You’ll build scalable, event-driven microservices for high-traffic chat transactions, leveraging JVM languages (Scala/Kotlin/Java) and AWS. Requires 5+ years in distributed systems, CI/CD, and REST APIs. ...
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Netherlands , Amsterdam
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Adevinta
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Senior Backend Developer with AWS
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Senior Backend Developer with AWS sought for a dynamic team in Brasov, Romania. Leverage 5+ years of Java and Python expertise to build cloud-native, distributed systems using AWS (S3, EC2, DynamoDB). Drive high-performance backend services for a large automotive project, ensuring scalability and...
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Romania , Brasov
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NTT DATA
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BackEnd Developer
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Join KBC Global Services in Brno as a BackEnd Developer, building integrations for KBC Mobile Banking. Leverage 3+ years of Java, Spring, and Spring Boot expertise in an agile SAFe team. Enjoy hybrid work, 28 days off, performance bonuses, and trips to Belgium. Shape long-term projects with DevOp...
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Czech Republic , Brno
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Sport Vision Czechia s.r.o.
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Java Backend Developer
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Seeking a skilled **Java Backend Developer** for a mid-level **Applications Development** role in **Pune, India**. You will analyze, design, and implement system enhancements within the **Financial Service industry**, utilizing your expertise in **programming languages** and **script tools**. Thi...
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India , Pune
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Citi
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Python Backend Senior Developer - Assistant Vice President
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Senior Python Backend Developer (AVP) role at Citi in Pune, India. Join the Wholesale Credit Risk Technology team to design innovative solutions using Python, FastAPI, LLM, and RAG. Requires 7+ years of enterprise-scale development, CI/CD, Kubernetes, and modern Python with AI/ML integration. Ide...
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India , Pune
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Citi
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Developer (Frontend / Backend / Fullstack) Central Government
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Join central government as a Developer (Frontend, Backend, or Fullstack) to build user‑centred digital services using JavaScript, TypeScript, Python, Java, or Go. Work in Agile teams across the UK, applying GDS standards, cloud platforms (AWS/Azure), and CI/CD pipelines. Deliver secure, accessibl...
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United Kingdom
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Morson Talent
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Senior Backend Developer
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Join Arrive as a Senior Backend Developer in Łódź, Poland, and drive innovation in urban mobility. You'll build scalable microservices using Java and Spring, enhance B2B Fleet solutions, and collaborate on cross-team initiatives. Leverage cloud platforms, Docker, Kubernetes, and AI-assisted devel...
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Poland , Łódź
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Arrive
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Backend Developer (Java + Node.js)
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Join a greenfield mortgage platform as a **Backend Developer (Java + Node.js)**. You’ll design scalable microservices using Java 17, Spring Boot, and Node.js, integrating AI-driven tools and high-throughput data pipelines. Work remotely or hybrid in Poland with Kafka, PostgreSQL, and Docker. Enjo...
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Poland
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Coherent Solutions
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Senior Java Backend Developer
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Senior Java Backend Developer sought for a Pune-based role. You will design scalable microservices using Java 8+, Spring Boot, and cloud platforms (AWS/Azure). Requires 8+ years of experience, expertise in relational/NoSQL databases, and mentoring skills. Join an Agile team to build resilient API...
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India , Pune
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Citi
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Lead Backend Developer
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Lead Backend Developer sought to architect scalable enterprise data platforms and applications for risk management in Mississauga/Toronto. Requires 5+ years in Java or Python, expertise in big-data ecosystems (Spark, Flink, Kafka), microservices, and cloud environments. Lead technical strategy, m...
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Canada , Mississauga; Toronto
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120800.00 - 170800.00 USD / Year
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Citi
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Lead Backend Developer
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Lead Backend Developer role in Mississauga/Toronto: design scalable enterprise data platforms using Java/Python, Spark, Kafka, and Kubernetes. Drive microservices, CI/CD, and hybrid cloud solutions while mentoring engineers. Requires 5+ years in OOP, REST APIs, big-data ecosystems, and proven tec...
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Canada , Mississauga, Toronto
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120800.00 - 170800.00 USD / Year
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Citi
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Java Backend Developer
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Seeking an experienced **Java Backend Developer** in **Mississauga, Canada** to join a dynamic Technology team. This role requires 5+ years of hands-on expertise with **Java 17+**, **Spring Boot**, and **SQL** to build robust data processing applications. You will leverage **Microservices** and *...
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Canada , Mississauga
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94300.00 - 141500.00 USD / Year
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Citi
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Backend Python Developer
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Join a Brussels-based startup as a **Backend Python Developer** to build a smart EV charging card solution. You’ll leverage **Python**, **FastAPI/Django**, and **AWS** to handle payments and reimbursements via charge point operator integrations. Ideal for engineers with experience in authenticati...
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Belgium , Brussels
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Orbis Consultants
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.NET Backend Developer
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We are seeking a .NET Backend Developer to build an AI-powered healthcare distribution platform in Lviv. You will develop RESTful APIs and backend services using .NET / C# and ASP.NET Core. Ideal candidates have 2+ years of commercial experience, strong SQL skills, and Upper-Intermediate English....
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Ukraine , Lviv
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Exoft
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Senior AEM Backend Developer
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Senior AEM Backend Developer sought in Argentina to drive experience innovation with 5+ years of expertise. Master Java, AEM components, Content Fragments, and OSGi services in an Agile environment. Enjoy remote/hybrid flexibility, career growth, and access to cutting-edge tools. Ideal for develo...
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Argentina
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Valtech
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Java Backend Developer
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Senior Java Backend Developer sought for a key role in Pune, India, designing scalable applications using Java 21, Spring Boot, Microservices, and Kafka. You will architect solutions, lead system design, and drive CI/CD pipelines with Tecton and Harness. Ideal for an experienced programmer analys...
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India , Pune
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Citi
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About the Backend Developer role

Are you a logical problem-solver passionate about building the robust systems that power our digital world? Your search for rewarding backend developer jobs begins with understanding this critical and in-demand profession. A Backend Developer is the architect of the server-side logic, databases, and application programming interfaces (APIs) that form the foundation of any web application, mobile app, or software service. While users interact with the sleek frontend interface, it is the backend developer who builds and maintains the complex engine, ensuring everything runs smoothly, securely, and efficiently behind the scenes.

Professionals in backend developer jobs are responsible for the core functionality of an application. Their typical day involves writing clean, scalable code to handle business logic, designing and managing databases (both relational like PostgreSQL and NoSQL like MongoDB), and developing secure and well-documented APIs that allow the frontend to communicate with the server. They build the very infrastructure that processes user requests, performs complex calculations, manages data storage and retrieval, and ensures the seamless flow of information. This role is fundamental to creating applications that are not only functional but also fast, reliable, and capable of handling millions of users.

Common responsibilities for backend developers extend beyond just writing code. They are deeply involved in system architecture, often designing and implementing microservices—a modern approach where an application is built as a suite of small, independent services. They focus on performance optimization, ensuring low latency and high throughput for data-heavy operations. Security is a paramount concern, requiring them to implement robust authentication, authorization, and data protection measures. Furthermore, backend developers are integral to the entire software development lifecycle, participating in system analysis, creating technical documentation, writing unit and integration tests, troubleshooting complex issues, and deploying applications using CI/CD pipelines and containerization tools like Docker and Kubernetes.

To succeed in backend developer jobs, a specific and robust skill set is required. Proficiency in one or more server-side programming languages is essential, with common choices being Java (often with the Spring Boot framework), Python (with Django or Flask), C#, Node.js, or Go. A strong grasp of database technologies, including both SQL and NoSQL principles, is non-negotiable. Understanding architectural patterns like microservices and concepts like RESTful API design, concurrent programming, and distributed systems is highly valued. Familiarity with cloud platforms (such as AWS, Azure, or GCP), version control with Git, and container orchestration is increasingly standard. Beyond technical prowess, successful backend developers possess exceptional analytical and problem-solving skills, a meticulous attention to detail, and the ability to collaborate effectively with frontend developers, product managers, and other stakeholders. If you are ready to build the digital backbone of tomorrow, explore the vast array of backend developer jobs available and launch a career at the heart of technology innovation.