Java Software Architect jobs in Brussels – Page 4 | RoboApply Jobs

Java Software Architect jobs in Brussels· Page 4

Results 61–80 of 108 for “Java Software Architect” in Brussels.

108 jobs found

61 - 80 of 108 Jobs
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Sword Technologies logo
Full-time|On-site|Brussels, Brussels, Belgium

Sword Technologies is seeking a Senior Data Architect with a strong background in Delta Lakehouse architecture. This role is located in Brussels, Belgium. Key responsibilities Design and build advanced data solutions based on Delta Lakehouse principles. Oversee data processing, storage, and management to support project needs. Collaborate with multidisciplin…

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

About Trasys International Trasys International partners with EU Institutions, delivering IT solutions for over 30 years. Headquartered in Brussels, the company supports digital transformation for public sector clients across Europe. Service areas include solution modernization, digital workspaces, cloud technologies, and IT security. Offices and active accounts span Luxembourg, Amsterdam, Athens, Stockholm, and Geneva. Role Overview: Junior Java Developer (Near-Site in Brussels) This Junior Java Developer role supports a key European Institution client in Brussels. The position focuses on Java development within a large-scale, multicultural public sector environment. What We Look For Experience in Java development, ideally in sizable project teams Background working in multicultural or public sector settings Trasys International welcomes professionals motivated to contribute to international projects and deliver results in diverse teams.

Apr 16, 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
Full-time|On-site|Brussels, Brussels, Belgium

We have an exciting opportunity for an Application Architect (SharePoint, .NET) fluent in English to join our dynamic team in Belgium. This role involves working either at our company’s office or onsite with clients. In this initial assignment, the selected candidate will collaborate closely with our Development team and a major client’s IT team.Your ResponsibilitiesDesign and develop robust front-end website architecture and back-end applications.Implement security measures and data protection protocols.Create and manage APIs.Analyze data, processes, and code to diagnose issues and enhance performance.Produce comprehensive software architecture documentation and oversee technical architecture implementation.Support testing phases, technical documentation, deployment, evaluation, and reporting.

Feb 20, 2026
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Trasys International logo
Contract|On-site|Brussels, Brussels, Belgium

Who We Are:Trasys International is an innovative global entity renowned for being a reliable partner to EU Institutions. With a robust commitment to excellence and a 30-year legacy of delivering top-tier solutions, we strive to enhance the growth and success of our clients. Our mission centers on empowering clients to navigate the complexities of digital transformation by supplying the right talent for the right role at the right moment. We consistently seek skilled professionals eager to engage in challenging international projects and deliver exceptional results in multicultural settings. Our service offerings encompass (but are not limited to) solution modernization, digital workspaces, cloud technologies, and IT security. Headquartered in Brussels, we maintain active accounts and offices throughout Europe, including locations in Luxembourg, Amsterdam, Athens, Stockholm, and Geneva.Is This You?We are currently seeking a Cloud Solution Architect for one of our primary clients located in Brussels, a prominent European Institution. The ideal candidate will have experience in large-scale environments within a project management role, ideally in multicultural public sector contexts.The Cloud Solution Architect will be responsible for designing, governing, and overseeing the deployment of secure, scalable, and compliant cloud solutions that facilitate digital transformation initiatives within the European Commission.This role demands substantial expertise in Microsoft Azure and/or Amazon Web Services (AWS), alongside a comprehensive understanding of EU security standards, interoperability frameworks, and regulatory compliance (GDPR, NIS2, EU Cybersecurity Act).The architect will collaborate closely with IT governance bodies, security officers, DevOps teams, and external contractors to ensure that cloud solutions adhere to European public sector standards and operational excellence.Key Responsibilities:1. Cloud Architecture & DesignDesign comprehensive cloud-native and hybrid architectures utilizing Azure and/or AWS.Create high-level and low-level architecture diagrams and documentation.Define scalable, resilient, and secure system architectures.Assist in migrating legacy systems to cloud environments.2. Security & ComplianceEnsure solutions comply with:GDPREU Cybersecurity ActNIS2 DirectiveISO 27001EU Interoperability Framework (EIF)Implement identity and access management (IAM), ...

Feb 20, 2026
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ARHS Group logo
Full-time|On-site|Brussels

Join the dynamic team at ARHS Group, a proud member of Accenture, where we are seeking a skilled Java Fullstack Developer to enhance our capabilities in Brussels, Belgium.Key Responsibilities:Develop robust applications using Java with a focus on the Spring framework or JEE.Write high-quality, testable, and efficient code while following best practices in software development.Utilize strong database skills and proficiently handle SQL queries.Embrace a DevOps mentality to streamline processes.Implement and work with microservices architectures.Use testing frameworks and tools to ensure application reliability.Adapt to Agile methodologies including Scrum, Jira, Confluence, code reviews, and user story development.Collaborate with cross-functional teams to deliver high-quality software solutions.Propose innovative solutions and demonstrate a proactive attitude.Maintain a results-oriented approach to achieve project objectives.Fluency in English and French is essential.A willingness to engage in full-stack development with experience in Angular considered a plus.At ARHS Group, we value collaboration, learning, and building strong relationships with our clients, colleagues, and communities. We offer flexible working arrangements to meet your work/life needs while encouraging in-person interactions.

Mar 20, 2025
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European Dynamics logo
Full-time|On-site|Brussels, Brussels, Belgium

We are excited to announce a current opening for a Senior Application Architect (Spring, React) fluent in English, to join our expert team based in Brussels, Belgium. The role involves providing high-level architectural expertise, working either from our company premises or directly at client locations. As part of this initial assignment, the successful candidate will be integrated into our Development team, collaborating closely with a prestigious client's IT team on-site.Key ResponsibilitiesGather and analyze project requirements, assessing task feasibility and proposing secure solutions;Select a secure technology stack that meets project specifications;Develop all secure application components for both backend and frontend;Deliver high-security and quality products through rigorous testing;Provide support to the onsite team, including deployments and documentation;Implement and develop applications with stringent IT security measures, including secure web services.

Mar 7, 2025
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Trasys 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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arhs logo
Part-time|On-site|Brussels

Join our innovative team at arhs as a Cloud Application Architect. In this pivotal role, you will leverage your expertise in AWS, Full Stack development, and DevOps practices to design, implement, and optimize cloud-based applications. This is an exciting opportunity for professionals looking to make a significant impact in a dynamic environment.

Mar 25, 2026
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sia logo
Full-time|On-site|Brussels

Join our dynamic team at sia as a Senior Software Developer in the vibrant city of Brussels. We are seeking a talented individual who is passionate about software development and eager to tackle challenging projects. In this role, you will collaborate with cross-functional teams to design, develop, and maintain high-quality software solutions that meet user needs. Your expertise will play a crucial role in enhancing our products and services while ensuring optimal performance and scalability.

Mar 27, 2026
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NRB logo
Full-time|Hybrid|Brussels, Brussels, Belgium

Ready for a change? Seeking new challenges?Are you looking to elevate your career as a Software Solution Specialist? Join our Local Managed Staffing team at NRB! As a leading ICT group in Belgium, NRB provides a wide range of IT services to meet diverse IT needs, including Infrastructure & Cloud, Software Development, and Consultancy & Managed Staffing.For more information, visit our website. In your role as a Software Solution Specialist, you will be responsible for integrating and evolving software solutions within client IT products, collaborating closely with development, architecture, and product management teams.Analyzing business requirementsConducting fit-gap analysisDefining functional and technical specificationsCoordinating the integration of software componentsContributing to the solution architectureSupporting technical RFPsAssisting in incident/problem management (ITSM)Supporting product roadmapsCoordinating with both technical and functional teamsContributing to IT estimates and supplier management

Mar 4, 2026
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Jobgether logo
Full-time|On-site|Belgium

Jobgether is looking for a Senior Software Engineer to help build AI-based SaaS solutions. This position is based in Belgium and focuses on designing, developing, and implementing software that improves user experience and supports business goals. Role overview This role centers on creating software products that use artificial intelligence within a SaaS context. Collaboration with cross-functional teams is a key part of the work, ensuring that project requirements are clear and that the final products align with business needs. What you will do Design and develop software solutions for AI-driven SaaS products Implement new features and enhancements to improve user experience Work closely with colleagues from different departments to define and refine project requirements Deliver high-quality software that meets project and business objectives Requirements Experience in software engineering, with a focus on AI or SaaS solutions Ability to collaborate effectively with cross-functional teams Strong skills in designing and implementing software systems

Apr 29, 2026
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Sopra Steria logo
Full-time|On-site|Brussels

Join our dynamic team at Sopra Steria as a Frontend Software Developer, where you will play a vital role in creating innovative and user-friendly web applications. We are looking for a passionate professional who is eager to work with the latest technologies and contribute to exciting projects that shape the future of digital solutions.

Jun 26, 2025
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Sopra Steria logo
Full-time|On-site|Brussels

Join our dynamic team as a Frontend Software Developer at Sopra Steria, where you will play a pivotal role in developing cutting-edge web applications. Your expertise in frontend technologies will help us deliver exceptional user experiences that transform the way our clients engage with technology.

Apr 24, 2025
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Resillion logo
Full-time|On-site|Brussels

As a Manual Tester (Tester D), you will play a vital role in ensuring the quality of our software products. You are responsible for planning, designing, and executing manual tests, including setting up and managing test datasets in an integration environment. From the outset of each user story, you will collaborate closely with functional analysts and developers, proactively contributing to the quality of our solutions.You will be part of a strategic project aimed at transforming a monolithic application into a microservices architecture, akin to banking applications and accounting management systems. Collaboration with key teams such as accounting management, transactions, orders, rules, and interfaces is essential. You will adhere to the guidelines set by the QA&C team and work closely with the test coordinator who oversees quality control.Key ResponsibilitiesPlan, design, and execute manual tests in the integration environment.Set up and manage test datasets.Collaborate with functional analysts and developers from the start of each user story.Anticipate project needs and adapt flexibly to changes within an interdisciplinary environment.Report on software quality to various stakeholders.Draft test plans, write test cases, and accurately log bugs/defects.Lead in defining test strategy, test coverage, tools, and test architecture.Coach and mentor colleagues within the testing domain.

Dec 23, 2025
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Brainsquare logo
Full-time|On-site|Brussels, Leuven or Antwerp, Vlaams Gewest, Belgium

About BrainsquareFor over 26 years, Brainsquare has forged strong partnerships with clients ranging from mid-market firms to large enterprises. We specialize in the seamless integration of critical IT applications, providing comprehensive services from design and development to round-the-clock management. With a diverse team of over 200 professionals across three continents, we deliver exceptional value to our partners 24/7.Our company culture reflects our commitment to our clients; we cherish our employees and clients as unique individuals, and we genuinely invest in understanding their narratives. At Brainsquare, we strive to create a fulfilling work environment because we believe that when employees are happy, they can achieve extraordinary results together. Our team is made up of strategic problem solvers who are not only creative and collaborative but also approach every challenge with a positive mindset.Your Mission:We are on the lookout for a Medior/Senior .NET Software Engineer to design and develop cloud-based solutions while managing projects within enterprise settings. You will become an integral part of our Enterprise Application Team, contributing to the design, development, and delivery of scalable applications that underpin vital business processes. Your responsibilities will span the entire software development lifecycle, from architectural design to implementation, testing, and deployment, all conducted within an agile framework. Please note: only candidates currently residing in Belgium or the Netherlands will be considered due to project requirements and the need for on-site collaboration.Your Key Responsibilities:Design and implement solutions based on high-level architecture specifications.Decompose complex requirements into manageable components.Develop applications utilizing the .NET platform (ASP.NET, .NET Core, .NET 6).Maintain code quality through code reviews and adherence to best practices.Collaborate with cross-functional teams to deliver robust solutions.Mentor junior developers and foster a culture of knowledge sharing within the team.Engage in agile ceremonies and contribute to initiatives aimed at continuous improvement.

Dec 2, 2022
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Speechify logo
Full-time|On-site|Brussels, Belgium

Join Speechify as a Senior Software Engineer specializing in Windows and Desktop Applications. In this role, you will leverage your expertise to design, develop, and optimize high-quality software solutions that enhance user experiences. You will collaborate with cross-functional teams to drive product innovations and ensure seamless integration of technologies.

Apr 30, 2026
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Resillion logo
Full-time|On-site|Brussels

Job OverviewAs a Test Automation Engineer, you will play an essential role in enhancing the quality of our client's software products. Your responsibilities will include designing and executing automated tests, establishing mocking and datasets within a Test Automation Framework (TAF) environment. You will collaborate closely with functional analysts and developers from the onset of each user story, proactively contributing to the quality of our solutions.You will be part of a strategic project that transforms a monolithic application into a microservices architecture, akin to banking applications and accounting management systems. Cooperation with priority teams such as accounting, transactions, orders, rules, or interfaces is vital. You will adhere to the QA & C team guidelines and work closely with the automation testing coordinator.Key ResponsibilitiesDesign and execute recurring tests, including mocking and datasets in the TAF environment.Collaborate with functional analysts and developers from the initiation of each user story.Anticipate project needs and adapt flexibly to changes in an interdisciplinary environment.Report on software quality to various stakeholders.Draft test plans and document results of automated tests.Lead the development of the test automation strategy, test coverage, tools, and test architecture.Coach and mentor colleagues within the testing domain.

Dec 31, 2025
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Isabel Group logo
Full-time|On-site|Brussels, Brussels, Belgium

Isabel Group develops tools and services for the financial sector, with an emphasis on collaboration and creativity. The company encourages every team member to contribute and aims to create an environment where individual impact matters. The Software Quality Assurance Tester role is based in Brussels and sits within the Kube team. This group works on applications designed to verify corporate data, supporting areas like KYC/AML and ESG compliance. Main responsibilities Design and implement testing protocols to ensure software meets functional, performance, and compliance standards Operate independently within established QA frameworks Work closely with cross-functional teams to uphold quality objectives Support the ongoing improvement of testing approaches and overall product quality Who will succeed Curious, collaborative individuals who value learning and shared growth People who enjoy teamwork and knowledge sharing Those eager to challenge norms and help refine both processes and products

Apr 23, 2026
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Speechify logo
Full-time|On-site|Brussels, Belgium

About Speechify Speechify helps people access information in audio form, making it easier to learn from web articles, cloud documents, or books on mobile devices. The company focuses on giving users more flexibility in how they absorb content, aiming to make learning both effective and enjoyable. As a leader in audio information, Speechify continues to grow and expand its team. Role Overview: Senior Software Engineer - Core Experiences The Core Experiences Team at Speechify is looking for a Senior Software Engineer based in Brussels, Belgium. This role centers on developing and maintaining core services and SDKs that support the Speechify product across multiple platforms. The work combines elements of product development and infrastructure, with a focus on designing reliable APIs and building systems that are easy for users to interact with. What You Will Do Build and maintain essential backend services and SDKs for the Speechify platform Design APIs that are reliable and straightforward for other teams and users Work closely with product and infrastructure teams to improve the user experience Support Speechify’s mission to make audio information accessible and enjoyable Location This position is based in Brussels, Belgium.

Apr 20, 2026

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