Senior Enterprise Java Architect Backend Integration jobs in Brussels – Browse 188 openings on RoboApply Jobs

Senior Enterprise Java Architect Backend Integration jobs in Brussels

Open roles matching “Senior Enterprise Java Architect Backend Integration” with location signals for Brussels. 188 active listings on RoboApply Jobs.

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Netcompany logoNetcompany logo
Full-time|On-site|Brussels

Join Netcompany at the cutting edge of technology as a Senior Enterprise Java Architect – Backend & Integration. In this pivotal role, you will:Offer expert insights into the development of enterprise policies and strategies concerning content, records, archives, and information management, which includes capture, selection, retention, and digital preservati…

Feb 26, 2026
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European Dynamics logo
Full-time|Hybrid|Brussels, Brussels, Belgium

We are excited to announce an opening for a Senior Java Application Architect proficient in English, to join our esteemed team at European Dynamics in the vibrant city of Brussels, Belgium. This role involves collaborating closely with both our internal development team and our major client’s IT team, either on our premises or at the client site.Key Responsibilities: Conduct comprehensive analysis for the integration of various information systems; Perform data analysis and develop data models; Oversee the implementation of the technical architecture; Act as a technical liaison between project leaders and developers; Create detailed software architecture documents; Engage in technical working groups, progress meetings, and user consultations; Provide support during testing, analysis, technical documentation, deployment, evaluation, and reporting phases.

Jun 27, 2025
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European Dynamics logo
Full-time|Hybrid|Brussels, Brussels, Belgium

We are excited to announce a vacancy for a Senior Application Architect (Java) fluent in both English and French. This esteemed position is located in Brussels, Belgium, where you will provide your expertise either from our office or directly at client sites. In your first assignment, you will seamlessly integrate into our Development team, collaborating closely with a major client's IT team both on-site and remotely.Your ResponsibilitiesConduct thorough analysis of the integration of various information systems.Engage in data analysis and modeling to support decision-making processes.Coordinate the implementation of technical architecture.Serve as a technical interface between project leaders and developers.Produce comprehensive software architecture documentation.Participate in technical working groups, progress meetings, and user discussions.Assist in testing, analysis, documentation, deployment, evaluation, and reporting as needed.Design and create blueprints for Cloud Architecture.

Apr 30, 2026
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Uni Systems logo
Full-time|On-site|Brussels, Brussels, Belgium

At Uni Systems, we are dedicated to transforming digital visions into reality. Our team is rapidly expanding, and we're eager to welcome a skilled Enterprise Architect to our vibrant team in Brussels, Belgium.The Enterprise Architect will play a crucial role in evaluating and enhancing the architectural framework of systems within the Jobs and Skills sector. This position will ensure compliance with institutional IT governance, oversee system development, and serve as a communication conduit between internal IT teams and external development partners. Additionally, you will provide essential support to the project manager by leveraging your product expertise.What will you contribute to our team?Recommend and document architectural enhancements, focusing on the reuse of existing components and foundational building blocks.Facilitate alignment between business requirements and system architecture through comprehensive documentation, engaging presentations, and collaborative workshops.Evaluate technical analyses from external development teams and offer informed recommendations to the project manager.Identify synergies with other IT systems and propose innovative architectural solutions.Assist the project manager in making informed IT development and architecture decisions.Analyze potential risks and issues, proposing effective mitigation strategies.Collaborate closely with architects, business analysts, stakeholders, project managers, and external teams.

Feb 17, 2026
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nrb logonrb logo
Full-time|On-site|Brussels, Brussels, Belgium

We are seeking a highly skilled Java Architect to join our innovative team at nrb in Brussels. The ideal candidate will have extensive experience in designing and implementing robust Java applications. This role requires a strong understanding of Java frameworks, architecture patterns, and best practices.

Apr 7, 2026
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Netcompany1 logoNetcompany1 logo
Full-time|On-site|Brussels

We are seeking a skilled Security Integration Architect to join our dynamic team at Netcompany1. In this pivotal role, you will be responsible for designing and implementing robust security architectures that align with our clients' business objectives. You will leverage your expertise in security frameworks to integrate security solutions effectively.Your role will involve collaboration with cross-functional teams to ensure seamless integration of security measures into various systems and processes. You will also be responsible for conducting risk assessments and recommending enhancements to our security posture.

Apr 29, 2026
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European Dynamics logo
Full-time|On-site|Brussels, Brussels, Belgium

We are seeking a highly skilled Application Architect (Java) who is fluent in English to join our dynamic team in Brussels, Belgium. The successful candidate will provide expert services either at our headquarters or directly at client sites. Initially, the architect will collaborate closely with a prominent client's IT team on-site.Key Responsibilities:Develop and maintain robust software applications.Design and implement component architectures and foundational blocks for a web content management system.Analyze the integration of various information systems.Conduct data analysis and modeling.Create comprehensive software architecture documentation.Participate in technical working groups, progress meetings, and user consultations.Support testing, analysis, technical documentation, deployment, evaluation, and reporting processes.Review existing system architectures to facilitate migration to cloud environments.Assist in testing and providing technical training.Draft technical documentation.Support deployment and system configuration.Provide assistance in resolving production issues as required.

Feb 19, 2026
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Sopra Steria logoSopra Steria logo
Full-time|On-site|Brussels

Join our innovative team as a Java Software Architect where you will play a pivotal role in designing and implementing cutting-edge software solutions. You will collaborate with cross-functional teams to drive the development of scalable, robust applications that meet the needs of our clients.

Apr 24, 2025
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Sopra Steria logoSopra Steria logo
Full-time|On-site|Brussels

Join Sopra Steria as a Java Software Architect, where you will play a pivotal role in designing and developing robust software solutions. Your expertise will guide our technical direction and ensure the successful implementation of Java-based applications.

Jun 26, 2025
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netcompany1 logonetcompany1 logo
Full-time|On-site|Brussels

Role overview netcompany1 is seeking a Java Cloud Architect to join the team in Brussels. The position centers on designing and building software solutions that use Java and cloud technologies. Working with colleagues from different departments, the architect will help deliver systems that meet business needs and maintain high standards of reliability and quality. What you will do Create and implement software solutions in Java for cloud-based platforms Work alongside cross-functional teams throughout each stage of development Apply technical knowledge to support software quality and contribute to successful project outcomes Location This role is located in Brussels.

Apr 27, 2026
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European Dynamics logo
Full-time|On-site|Brussels, Brussels, Belgium

We are excited to announce a vacancy for a Senior Application Architect (Java) who is fluent in English to join our dynamic team in Brussels, Belgium. This role involves working on-site at client locations or from our company's premises. The successful candidate will play a pivotal role in collaborating with a major client's IT team, contributing their expertise to ensure successful project outcomes.Your Responsibilities:Conduct thorough analysis and integration of various information systems and components.Engage in comprehensive data analysis and modeling activities.Lead the coordination of technical architecture implementation.Design, develop, and maintain applications that meet specified requirements.Contribute to the deployment and configuration of systems.Create detailed software architecture documentation.Support Project and Stakeholder Management efforts.Participate actively in technical working groups, progress meetings, and discussions with the Project Team.Assist in testing, analysis, documentation, deployment, evaluation, and reporting processes.Design and create blueprints for Cloud Architecture, including reviewing existing systems for potential cloud migration.Develop architecture components and building blocks utilizing cloud technologies.

Oct 14, 2025
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European Dynamics logo
Full-time|On-site|Brussels, Brussels, Belgium

Role overview European Dynamics seeks a Senior Application Cloud Architect (Java) to join its Brussels team. The position requires fluency in both English and French. Work takes place at company headquarters, client sites, and remotely, with close collaboration alongside a major client’s IT team. The architect will be part of the Development team. Main responsibilities Examine and assess the current Information Systems Architecture in depth. Analyze, map, and document how existing information systems are structured. Produce clear architectural diagrams and blueprints. Act as a technical link among project leaders, developers, and management. Assist with testing, analysis, technical documentation, deployment, evaluation, and reporting activities. Design and build architectural components using cloud technologies. Requirements Fluency in English and French. Experience with Java and cloud-based architectures. Ability to work on-site in Brussels and at client locations, as well as remotely.

Apr 22, 2026
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European Dynamics logo
Full-time|Remote|Remote — Brussels, Brussels, Belgium

European Dynamics is hiring a Senior Application Architect (Java, Angular) to work remotely from within the EU. The position centers on designing and guiding the architecture of information systems in partnership with a client IT team based in Brussels. English fluency is essential. What you will do Design and architect information systems tailored to business requirements. Evaluate existing system architectures and suggest improvements. Develop core architectural components and building blocks. Analyze integration between various information systems. Lead the implementation of technical architecture decisions. Document software architecture thoroughly. Take part in technical working groups, progress meetings, and user consultations. Create data and workflow models for applications. Develop application APIs using REST and Swagger frameworks. Build and implement software components using Java Spring and JPA. Integrate applications with corporate IAM services for authentication and authorization. Support software delivery using a CI/CD pipeline. Collaboration and location This is a remote role focused on collaboration with a client team in Brussels, Belgium.

Apr 23, 2026
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Trasys International logoTrasys International logo
Contract|On-site|Brussels, Brussels, Belgium

Who Are We?Trasys International is a vibrant global organization, recognized as a trusted partner to EU Institutions. With a robust commitment to excellence and a 30-year legacy of delivering top-notch solutions, we are devoted to empowering our clients to navigate the complexities of digital transformation. We aim to provide the right talent at the right time to meet evolving challenges. We continuously seek skilled professionals eager to engage in demanding international projects and deliver high-quality results in diverse, multicultural settings. Our expertise spans modernization of solutions, digital workspaces, cloud technologies, and IT security. Our headquarters are located in Brussels, complemented by our active offices across Europe, including Luxembourg, Amsterdam, Athens, Stockholm, and Geneva.Are You the Right Fit?We are currently searching for a Junior Enterprise Architect to join our team in Brussels, serving one of our key clients within the European Institutions. We are looking for individuals who excel in large-scale, complex environments and preferably have experience in multicultural public-sector or institutional settings.Your Responsibilities (Non-Exhaustive)As a Junior Enterprise Architect, you will be pivotal in aligning the organization's business goals with its technology strategy.Business & Architecture StrategyDevelop business architecture models that align with the organization’s strategic objectives.Ensure that project and program strategies are fully integrated and consistent with business priorities.Create and implement a long-term business vision along with a multi-year architecture roadmap.Governance, Analysis & OptimizationIdentify optimization opportunities and cost-reduction measures across IT and business domains.Evaluate existing systems to detect discrepancies, inefficiencies, security risks, or vulnerabilities.Conduct research to recommend improvements in operations, processes, or technology.Guidance & CommunicationProvide expert input on business architecture, systems processes, and enterprise-wide design principles.Facilitate group sessions and stakeholder workshops.Present architectural concepts and recommendations to diverse audiences.

Mar 16, 2026
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Trasys International logoTrasys International logo
Contract|On-site|Brussels, Brussels, Belgium

Who are we?Trasys International is an innovative global organization recognized as a trusted partner of EU Institutions. With a robust commitment to excellence and a proven 30-year track record in delivering high-quality solutions, we are dedicated to empowering our clients to navigate the complexities of digital transformation. Our mission is to provide the right talent precisely when and where it’s needed, fostering growth and success for our clients. We actively seek talented professionals eager to engage in challenging international projects and deliver high-quality results across multicultural environments. Our services encompass, but are not limited to, the modernization of solutions, digital workspaces, cloud technologies, and IT security. Our headquarters is located in Brussels, with operations and offices extending throughout Europe, including Luxembourg, Amsterdam, Athens, Stockholm, and Geneva.Is this YOU?We are currently seeking an Enterprise Architect for one of our key clients based in Brussels - a European Institution. We are looking for professionals who excel in large-scale, complex environments, ideally with experience in multicultural public-sector or institutional contexts.Your Responsibilities (non-exhaustive)As an Enterprise Architect, you will play a pivotal role in aligning the organization’s business aspirations with technology strategies. Your responsibilities will include:Business & Architecture StrategyDesign business architecture models that resonate with the organization’s strategic objectives.Ensure that project and program strategies are fully integrated and aligned with business priorities.Develop and implement a long-term business vision and multi-year architecture roadmap.Governance, Analysis & OptimizationIdentify optimization opportunities and cost-reduction strategies across IT and business domains.Evaluate current systems to uncover discrepancies, inefficiencies, security risks, or vulnerabilities.Conduct research to propose enhancements in operations, processes, or technology.Guidance & CommunicationProvide expert insights on business architecture, systems processes, and enterprise-wide design principles.Facilitate group sessions and stakeholder workshops.Present architectural concepts clearly and effectively.

Mar 16, 2026
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AlmavivA de Belgique logoAlmavivA de Belgique logo
Contract|On-site|Brussels, Brussels, Belgium

We are seeking a highly skilled Application and Cloud Architect to lead our IT development and architectural initiatives.The ideal candidate will possess:Extensive experience in IT architecture and development, with a strong focus on delivering high-quality solutions.Exceptional communication skills, both verbal and written, allowing for clear and effective interaction with diverse audiences.A proven ability to document architecture decisions, evaluate multiple solutions, and articulate pros, cons, and associated risks.A collaborative team spirit and the ability to maintain high standards of quality.Proficiency in UML modeling for effective diagramming and representation of architectural concepts.Strong analytical and problem-solving skills, coupled with the capability to produce clear and structured technical documentation.

Apr 30, 2026
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Uni Systems logo
Full-time|On-site|Brussels, Brussels, Belgium

At Uni Systems, we are dedicated to transforming digital aspirations into tangible outcomes. Our growth journey continues, and we are seeking a talented Enterprise Architect to become a vital part of our UniQue team.Key Responsibilities:Engage in the agile development process, making informed decisions regarding priorities, business value, and functionalities for the agile development team.Assess and validate requirements in collaboration with relevant data space stakeholders.Design solutions that integrate IT tools with business process enhancements, leveraging an extensive understanding of specific data spaces and initiatives.Participate in decision-making for scheduling user stories into sprints.Conduct reviews of deliverables and demonstrate product versions/software functionalities at the conclusion of each sprint.Facilitate live product demonstrations post-sprint.Oversee and enhance progress reporting mechanisms.Support both internal and external communications by fostering transparency and effective information dissemination.Help prioritize and resolve defects and bugs.Collaborate with business analysts, architects, stakeholders, project leaders, and developers.

Feb 12, 2026
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European Dynamics logo
Senior Java Developer

European Dynamics

Full-time|On-site|Brussels, Brussels, Belgium

We are excited to announce an opportunity for a proficient Senior Java Developer who is fluent in English and will be located in Brussels. The selected candidate will have the flexibility to work either from our office or on-site at client locations. In this initial assignment, the chosen individual will collaborate closely with project leaders and supervise the project team.Key Responsibilities: Design and architecture of software components and building blocks; Evaluation and review of existing system architecture; Coordination of technical architecture implementation; Development of functionalities, including testing, technical documentation, deployment, evaluation, and reporting; Conduct data analysis and create data models; Establish technical communication between project leaders and developers; Ensure the consistency of AV Media metadata with the respective media files; Analyze and index AV Media metadata files; Prepare metadata information for media file dissemination and publication. Qualifications: A university degree in IT with a minimum of 11 years of professional IT experience; Strong expertise in Java/J2EE; Advanced knowledge of Oracle and PL/SQL; Familiarity with NoSQL databases (MongoDB, Solr); Proficiency in tools such as CDI, JPA, Reflection, and Spring (MVC, Container, Scheduler, or QUARTZ Scheduler); Understanding of application design and SOA architecture as well as interoperability technologies; Experience with modeling tools and languages (e.g., UML); Proficient in Spring Security, Tomcat, Jira, and jQuery; Knowledge of software development methodologies (e.g., RUP, Agile); Competence in JSON/XML and HTML; Familiarity with middleware infrastructure and web servers, particularly WebLogic; Knowledge of ITIL standards and best practices will be considered an asset; Excellent command of the English language, both written and spoken. Benefits:If you are looking for a rewarding career in a dynamic and exciting company, where you will contribute as part of a team for a major European institution in a multicultural, multilingual environment with real opportunities to make a difference, we encourage you to submit your detailed CV in English, quoting reference: (9481/01/22).We offer a competitive salary package (either contract-based or full benefits), tailored to your qualifications and experience. All applications will be treated confidentially.

Jan 14, 2022
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European Dynamics logo
Full-time|On-site|Brussels, Brussels, Belgium

European Dynamics is looking for a Senior Application Architect to join its Brussels office. This position requires fluency in English and involves working either at company headquarters or directly at client sites. The first assignment places you within the Development team, collaborating closely with a major client's IT department. What you will do Design and architect complete information systems tailored to client needs. Develop agentic AI solutions, including those based on Amazon Kiro. Plan, implement, and maintain database layers for multi-tier applications. Design, build, and support the front-end layer of web applications. Conduct data analysis, data modeling, and create physical database designs. Create and manage database stored procedures. Configure databases for optimal performance and reliability. Execute database testing programs to ensure stability and quality. Define and integrate database components within broader application architectures. Assist with deployment and configuration of databases. Work setting This role is based in Brussels, Belgium, with work taking place either at European Dynamics offices or on-site with clients, depending on project needs.

Apr 28, 2026
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AlmavivA Belgium logoAlmavivA Belgium logo
Contract|On-site|Brussels, Brussels, Belgium

Join our dynamic team as an Application and Cloud Architect, where you will play a pivotal role in shaping our application architecture. You will be responsible for installing, configuring, monitoring, and troubleshooting complex application systems, ensuring seamless integration of heterogeneous systems.Your expertise will be invaluable in the architecture and design of innovative information systems, as well as in reviewing existing architectures to enhance functionality and performance. You will lead the design and development of architecture components and building blocks, both back-end and front-end.Engage in data analysis and data modeling, coordinating the implementation of technical architecture while serving as the key technical interface between project leaders and developers. Your contributions will include the production of comprehensive software architecture documentation and active participation in technical working groups, progress meetings, and user consultations.Support critical phases of testing, analysis, technical documentation, deployment, evaluation, and reporting, while spearheading the implementation and development of essential features.

Apr 2, 2026

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