(Senior) Backend Developer - .NET

🏢 Summary: The offer is for a Backend .NET Developer responsible for building and maintaining scalable backend solutions within a DevOps-driven environment. The role involves full software development lifecycle participation, cloud integration, and performance optimization. The position requires collaboration in Agile teams and ensuring high code quality and seamless deployment processes. 🗂️ Requirements: Proven experience with .NET development, Strong knowledge of Docker, Strong knowledge of Kubernetes, Familiarity with Microsoft Azure, Experience with Azure DevOps Server, Experience working in Agile environments, Experience implementing CI/CD practices, Ability to optimize application performance and scalability 📃 Skills: .NET, Docker, Kubernetes, Azure, AzureDevOps, CI/CD, Agile 🏢 Description: Main Responsibilities Design, develop, and maintain robust backend solutions. Collaborate across teams to ensure seamless software integration. Participate in the full software development lifecycle. Implement DevOps practices for continuous integration and delivery. Optimize application performance and scalability. Review and improve code quality through peer reviews. Key Requirements Proven experience with .NET development. Strong knowledge of Docker and Kubernetes . Familiarity with Microsoft Azure and Azure DevOps Server . Experience working in Agile environments . Strong problem-solving skills. Nice to Have Experience with microservices architecture . Knowledge of additional programming languages. Familiarity with front-end technologies.

🏢 Summary: Software development role focused on building and maintaining .NET-based solutions, designing scalable architectures, and collaborating with stakeholders in an Agile environment. The position involves end-to-end development, REST API integration, SQL Server database design, code quality practices, and continuous improvement initiatives. 🗂️ Requirements: 3+ years of experience with .NET 4.8+, Experience with .NET Core, Knowledge of Microsoft SQL Server, Experience with relational database design, Advanced SQL skills, Understanding of OOP principles, Knowledge of clean architecture design patterns, Experience building and consuming REST APIs, Proficiency with Visual Studio, Proficiency with VS Code, Experience with GitLab, Understanding of DevOps practices, English proficiency at C1 level 📃 Skills: .NET, .NETCore, SQL, SQLServer, OOP, REST, VisualStudio, VSCode, GitLab, DevOps, eFront, WebSphereTX, Agile, Scrum 🏢 Description: Key Responsibilities End-to-End Development: Design logical data models and build robust software solutions aligned with a well-defined, multi-year product roadmap. Technical Design & Innovation: Proactively propose innovative architectural enhancements through controlled proof-of-concepts (spikes) and ensure all solutions adhere to modern software security standards. Collaboration & Delivery: Work hand-in-hand with business stakeholders to translate functional requirements into efficient technical specs. Participate in workload estimation, planning, and proactive status reporting. Code Quality & Mentorship: Maintain high engineering standards by conducting thorough peer code reviews, ensuring excellent test coverage, and managing application source code configuration. Team & Culture: Foster a friendly, supportive environment focused on continuous learning, knowledge-sharing, and team-wide upskilling. Requirements Technical Expertise: 3+ years of professional experience working with .NET 4.8+ and .NET Core . Strong knowledge of Microsoft SQL Server , relational database design (ER models), and advanced SQL. Solid grasp of Object-Oriented Programming ( OOP ) principles and clean architecture design patterns. Hands-on experience building and consuming REST APIs . Proficiency with development and version control tools ( Visual Studio, VS Code, GitLab ). Soft Skills & Methodology: A proactive, problem-solving mindset with a collaborative, team-player attitude. Foundational understanding of DevOps practices. Fluency in English (minimum C1) , with strong written and verbal communication skills. Nice to Have Direct development or configuration experience with the eFront FIA platform (highly advantageous). Familiarity with WebSphere TX . Prior experience working within an Agile/Scrum framework.

🏢 Summary: The offer is for a Full Stack .NET Developer responsible for building scalable backend services and RESTful APIs within domain-driven and event-driven architectures, as well as developing responsive frontend interfaces. The role involves working with microservices or modular monoliths, implementing asynchronous integrations, and ensuring high code quality through testing and CI/CD practices. The position requires close collaboration in an agile environment and contribution to architectural decisions. 🗂️ Requirements: Minimum 3 years of experience in similar role, Very good knowledge of ASP.NET WebAPI (.NET Core), Very good knowledge of React, Very good knowledge of TypeScript, Experience with Unit Testing, Very good knowledge of Git, Very good knowledge of SQL Server or Azure SQL, Experience with EF Core, Experience with CI/CD pipelines, Experience with containerised deployments, Experience with event-driven architecture, Good command of English 📃 Skills: C#, .NET, ASP.NET, WebAPI, React, TypeScript, SQL, SQLServer, AzureSQL, EFCore, Git, CI/CD, Docker, Microservices, REST, UnitTesting 🏢 Description: Responsibilities: Designing and implementing scalable backend services and RESTful APIs within a domain-driven and event-driven architecture context, including both modular monolith and microservices approaches Building and maintaining responsive frontend interfaces, ensuring seamless integration with backend systems Contributing to architectural decisions and participating in collaborative design sessions to align technical solutions with business requirements Writing and maintaining unit, integration, and end-to-end tests. Ensuring code quality through thorough code reviews and adherence to team standards Working with CI/CD pipelines, containerised deployments, and infrastructure as code Implementing asynchronous communication patterns and event-based integrations between services Configuring and utilising monitoring and observability tools for application diagnostics and performance analysis Collaborating within an agile team, working closely with business analysts to refine requirements, and actively participating in sprint ceremonies Requirements: At least 3 years of experience on a similar position Very good knowledge of ASP.NET WebAPI (.NET Core) Very good knowledge of React, TypeScript Very good knowledge or experience in Unit Testing and GIT Very good knowledge of SQL Server/Azure SQL, EF Core Good command of English Offer: Constant support of dedicated consultant Employee referral program

🏢 Summary: Backend Java Developer role focused on building scalable, high-performance server-side applications using Spring Boot. The position involves database design, API development (REST/SOAP), search optimization with ElasticSearch, and maintaining high code quality within CI/CD environments. The role requires strong experience in the Java ecosystem and collaboration with cross-functional teams. 🗂️ Requirements: Minimum 4 years of backend development experience with Java, Strong hands-on experience with Spring Boot, Practical experience with Hibernate ORM, Experience with MS SQL databases, Experience with ElasticSearch or similar search engines, Proficiency in REST and SOAP API development, Experience working with JSON and XML, Basic knowledge of HTML, CSS, JavaScript, Experience with Git version control, Understanding of CI/CD pipelines and tools like Jenkins or TeamCity, Experience with Docker 📃 Skills: Java, Spring, SpringBoot, Hibernate, MSSQL, ElasticSearch, REST, SOAP, JSON, XML, HTML, CSS, JavaScript, Git, Jenkins, TeamCity, Docker 🏢 Description: Key Responsibilities Core Backend Development: Designing and developing robust, scalable, and high-performance server-side applications using Java and the Spring Boot framework. Database Management: Designing efficient database schemas, writing optimized queries, and managing data persistence using Hibernate and MS SQL. API Design & Integration: Building, integrating, and maintaining secure RESTful and SOAP web services (WebApi, WCF) to ensure seamless communication between systems. Search Optimization: Implementing and tuning efficient search and indexing solutions utilizing ElasticSearch. Code Quality & Mentorship: Writing clean, maintainable, and well-tested code while participating in code reviews to ensure alignment with industry best practices. Requirements Experience: Minimum 4 years of professional experience in backend development with a strong focus on the Java ecosystem. Frameworks & ORM: Deep understanding and hands-on experience with Spring Boot and Hibernate. Databases & Search: Practical knowledge of MS SQL and experience with ElasticSearch or similar search engines. Web Services & Formats: Proficiency in developing APIs (REST/SOAP) and working comfortably with JSON and XML data formats. Front-End Basics: General understanding of web technologies (HTML, CSS, JavaScript) to effectively collaborate with front-end teams. Tools & Version Control: Strong command of Git and a solid understanding of CI/CD workflows (e.g., Jenkins/TeamCity, Docker).

🏢 Summary: Development of backend applications using .NET/.NET Core in a banking environment, including building REST APIs, business logic modules, and system integrations. The role involves working in AWS to deploy serverless and containerized services, managing SQL databases, and ensuring security and regulatory compliance. Close collaboration with business teams is required to deliver high-quality, secure financial solutions. 🗂️ Requirements: Minimum 6 years of experience as .NET Developer, Strong knowledge of .NET and C#, Hands-on experience with AWS services (Lambda, ECS/EKS, S3, RDS), Experience with REST API development, Proficiency in Kafka, Proficiency in SQL and database design, Experience with containerization, Experience in banking or financial projects, Understanding of security and regulatory requirements, Very good English skills 📃 Skills: .NET, C#, AWS, Lambda, ECS, EKS, S3, RDS, Kafka, SQL, REST, Docker, Kubernetes 🏢 Description: Scope of Responsibilities: Design and development of backend applications based on .NET / .NET Core. Creation and maintenance of REST APIs, integrations, and business logic modules. Working in an AWS environment – building and deploying serverless services, containerization, and process automation. Working with SQL databases (data model design, query optimization). Collaboration with analysts and business teams within the banking domain. Ensuring code quality, application security, and compliance with financial sector regulatory requirements. Requirements: Minimum 6 years of experience as a .NET Developer. Strong knowledge of .NET / .NET Core (C#). Hands-on experience with AWS (Lambda, ECS/EKS, S3, RDS, or other services). Proficiency in Kafka and SQL. Experience in banking or financial projects (knowledge of regulatory processes, security, and system integrations is a plus). Very good command of English (daily communication).

🏢 Summary: Full-stack SharePoint developer role focused on designing, developing, and supporting enterprise software systems using Microsoft technologies. The position involves leading development teams, building scalable solutions, managing releases, and contributing across the full software development lifecycle in a Scrum environment. The offer includes private medical care, sports card co-financing, consultant support, and an employee referral program. 🗂️ Requirements: Minimum 2 years of experience in Full-stack SharePoint development or support, Experience with custom SharePoint solutions, SDK, workflows, timer jobs, and features, Experience with Microsoft .NET and .NET Core, Experience with Microsoft SQL Server and T-SQL, Knowledge of Azure DevOps pipelines, Experience with Web Services, REST API, and HTTP API, Experience with HTML, CSS, JavaScript, TypeScript, and React, At least one relevant intermediate-level software development certification, Experience with complete software development lifecycle, Ability to design enterprise-level software systems, Knowledge of UML and application design, Experience designing data, business logic, and UI layers, Experience working in Scrum, Ability to lead technical teams, Strong technical documentation skills, Problem-solving skills, ICT-related degree 📃 Skills: SharePoint, SDK, Workflows, NET, NETCore, SQLServer, TSQL, AzureDevOps, REST, HTTP, HTML, CSS, JavaScript, TypeScript, React, UML, Scrum 🏢 Description: Responsibilities: Designs and develops the system Lead development teams Translates requirements into design Optimizes software from performance, security and quality points of view Produces technical documentation Estimates effort and time for development Sets software development standards Propose technical solutions for business needs and technical problems Collects and interprets software metrics Manages configuration and releases Contributes to requirements analysis, testing, quality assurance, change management, deployment Tests solutions and develops testing tools Documents developments Prototypes solutions Acts as 2nd and 3rd line support Requirements: Minimum 2 years of experience in Full-stack SharePoint support or developer role (custom solutions development, SDK, workflows, timer jobs, features etc.) Microsoft .NET / Microsoft .NET Core, Microsoft SQL Server applications development with T-SQL knowledge, Knowledge of Azure DevOps pipelines Experience with Web Services, REST API, HTTP API Experience with HTML & CSS – responsive design, JavaScript, TypeScript (good understanding of JS as arrow functions, destructing), React At least 1 certification among:Intermediate level certificate in software development relevant to the domain or an equivalent certification recognized internationally (subject to acceptance as a valid credential by the Contracting Authority) Has gone at least 1 time through the complete lifecycle of the solution Expert in developing enterprise level software systems in specified technology domain Knows UML and can design applications in UML Proficient in designing and developing: data layer, business logic layer and UI layer Worked in Scrum developments Is capable for leading technical teams Holds ability to document effectively technical solutions Presents problem solving skills ICT relevant degree is mandatory Offer: Private medical care Co-financing for the sports card Constant support of dedicated consultant Employee referral program

🏢 Summary: Mid-level Java Developer role focused on building and delivering software aligned with a long-term product roadmap, ensuring high-quality, user-centric solutions. The position involves full-cycle development, task estimation, and close collaboration within a cross-functional team. The role also requires active participation in CI/CD processes and hybrid work availability. 🗂️ Requirements: Mid-level experience with Java 8/17, Experience with Spring Boot and Hibernate, Experience with Maven and functional libraries, Proficiency in Oracle PL/SQL, Experience with Swagger for API documentation, Practical knowledge of CI/CD tools, Ability to work in hybrid model at least one day per week, Fluent English communication skills 📃 Skills: Java, Spring, Hibernate, Maven, Vavr, Oracle, PLSQL, Swagger, Bitbucket, Jenkins, Sonar, Kubernetes, ELK, CI/CD 🏢 Description: Key Responsibilities: Software Development: Build and deliver software according to project requirements and a multi-year product roadmap. User-Centric Design: Collaborate with the team to shape software functionality to best meet user expectations. Quality Assurance: Maintain high-quality solutions through thorough test coverage, code reviews, and a focus on user needs. Project Management: Perform task estimation, planning, and provide proactive status reporting to the team. Team Collaboration: Foster a supportive environment by sharing knowledge and assisting other team members. Technical Requirements: Java Stack: Solid mid-level experience with Java 8/17, Spring Boot, Hibernate, Maven, and functional libraries like vavr. Data & Messaging: Proficiency in Oracle PL/SQL, and API documentation using Swagger. DevOps Ecosystem: Practical knowledge of CI/CD tools including Bitbucket, Jenkins, Sonar, Kubernetes, and ELK. Soft Skills: A collaborative "team player" attitude with the ability to communicate fluently in English. Work Model: Ability to work in a hybrid setup, including at least one day per week.

🏢 Summary: Backend engineering role focused on building scalable backend services, APIs, and internal developer platforms in a fully remote environment. The position involves improving system architecture, optimizing distributed systems, and collaborating across the full software development lifecycle. The offer includes influence on technical decisions, modern technologies, and growth opportunities within an experienced engineering team. 🗂️ Requirements: 5+ years of backend software development experience, Proficiency in PHP or experience with Java, Python, Go, Knowledge of RESTful APIs and GraphQL, Experience building scalable distributed backend systems, Experience with SQL/MySQL and database optimization, Experience with automated testing and monitoring, Knowledge of debugging production systems, Familiarity with contract-driven development, English for daily technical communication 📃 Skills: PHP, Java, Python, Go, REST, GraphQL, SQL, MySQL, React, API 🏢 Description: ✅ Your responsibilities: ・Design, develop, and maintain scalable backend services and APIs for third-party integrations. Improve platform architecture, service communication, and internal developer tooling. Collaborate with Product Managers, Designers, and Engineers throughout the entire software development lifecycle. Optimize existing systems for performance, scalability, reliability, and maintainability. Drive engineering best practices, including code quality, testing, and documentation. Participate in architecture discussions and technical decision-making. Mentor engineers through code reviews, pair programming, and knowledge sharing. Continuously improve the developer experience by building reliable internal platforms and tools. 🧠 Our requirements: 5+ years of experience in backend software development. Strong proficiency in PHP (preferred) or solid experience with Java, Python, Go , or similar backend technologies. Strong understanding of RESTful APIs , GraphQL , and API design best practices. Experience designing and building scalable, distributed backend systems. Hands-on experience with SQL/MySQL databases and database optimization. Experience with automated testing, observability, monitoring, and debugging production systems. Familiarity with contract-driven development and modern software development practices. Basic knowledge of frontend technologies such as React is a plus. Strong communication skills and the ability to collaborate across cross-functional teams. Passion for writing clean, maintainable, and high-quality code or AI automation English at a level allowing daily technical communication 🌟 What we offer: 100% remote work. Private healthcare and Multisport. Life insurance. Real influence on technical decisions and system architecture. Opportunity to build scalable backend services and developer platforms. Work with modern technologies in a collaborative engineering environment. Knowledge sharing, mentorship, and professional growth opportunities. Friendly, supportive, and experienced engineering team.

🏢 Summary: The role focuses on developing and maintaining Java-based backend services that integrate multiple systems and support data processing workflows in a cloud environment. It involves building APIs, optimizing databases, and collaborating on ETL/ELT pipelines and CI/CD automation. The position requires close cooperation with data engineers to ensure reliable, high-quality data integration and system performance. 🗂️ Requirements: Strong experience in Java development, Good knowledge of SQL and relational databases, Experience with REST API development and system integrations, Understanding of ETL/ELT concepts and data pipelines, Experience with cloud environments, preferably Azure, Experience with CI/CD pipelines and DevOps practices, Ability to troubleshoot data flows and integration issues 📃 Skills: Java, SQL, REST, API, Azure, ETL, ELT, CICD, DevOps, AzureSQL, DataLake, Synapse, ADF, Messaging 🏢 Description: Key Responsibilities Design, develop, and maintain backend services and applications using Java . Build and support data integration layers and APIs connecting various systems. Collaborate closely with Azure Data Factory Engineers on ETL/ELT processes and data pipelines. Integrate systems using REST APIs and other data exchange mechanisms . Work with databases and optimize queries using SQL . Support data processing workflows and ensure data consistency and quality. Participate in CI/CD processes and contribute to automation and deployment pipelines. Troubleshoot and resolve issues related to data flow and system integrations. Collaborate with cross-functional teams including data engineers, analysts, and business stakeholders. Required Skills Strong experience in Java development . Good knowledge of SQL and relational databases . Experience working with REST APIs and system integrations . Understanding of data processing, ETL/ELT concepts , or data pipelines. Familiarity with cloud environments , preferably Microsoft Azure . Experience with CI/CD pipelines and DevOps practices . Strong problem-solving and analytical skills. Good communication skills and ability to work in a collaborative environment. Nice to Have Experience working with Azure Data Factory (ADF) or close collaboration with data teams. Familiarity with Azure services such as Azure SQL, Data Lake, or Synapse. Experience with messaging systems or event-driven architectures . Knowledge of data modeling concepts .

🏢 Summary: The offer is for a .NET Developer responsible for designing, developing, and maintaining scalable backend applications and APIs within a collaborative engineering environment. The role focuses on high-quality software delivery, architectural contributions, and cloud-based solutions. It also involves application monitoring, incident resolution, and continuous improvement of engineering standards. 🗂️ Requirements: Strong experience with CSharp and DotNetCore, Experience building REST APIs, Proficiency with EntityFrameworkCore and SQL, Experience with Azure or AWS, Experience with CICD pipelines, Proficiency with Git, Experience with unit and integration testing, Knowledge of Agile methodologies, Experience with message brokers such as AzureServiceBus or RabbitMQ 📃 Skills: CSharp, DotNet, DotNetCore, REST, EntityFrameworkCore, SQL, Azure, AWS, CICD, Git, UnitTesting, IntegrationTesting, AzureServiceBus, RabbitMQ, Microservices, Angular, Docker, Kubernetes, AzureFunctions, Agile 🏢 Description: Summary: A highly skilled .NET Developer is needed to solve complex problems and enhance software quality within a collaborative engineering culture. Responsibilities: * Analyze, design, develop, and maintain applications using .NET / .NET Core * Build scalable backend services (APIs) * Collaborate with cross-functional teams (Business, Development, Infrastructure…) * Participate in code reviews and elevate engineering standards * Contribute to architectural decisions and technical roadmaps * Provide business support by monitoring applications and troubleshooting incidents Must Haves: * Strong experience with C# and .NET Core * Solid understanding of REST APIs, Entity Framework Core, and SQL * Familiarity with cloud platforms (Azure or AWS) * Experience with CI/CD pipelines and version control (Git) * Strong testing culture: unit tests, integration tests, and production validation * Knowledge of Agile development practices * Mindset focused on quality, performance, and maintainability * Experience with a message broker (Azure Service Bus or RabbitMQ) * Fluent in English; proficiency in French or Dutch is a plus Nice to Haves: * Knowledge of microservices architecture * Experience with front-end frameworks (Angular) * Background in distributed systems or high-availability environments * Knowledge of Docker & Kubernetes * Experience with Azure Functions Other Details: * Location: [Not specified] * Team Structure: Cross-functional collaboration is emphasized * Reporting Lines: [Not specified] * Project Context: Development and maintenance of impactful software solutions