Java Technical Lead jobs in Brussels – Browse 83 openings on RoboApply Jobs

Java Technical Lead jobs in Brussels

Open roles matching “Java Technical Lead” with location signals for Brussels. 83 active listings on RoboApply Jobs.

83 jobs found

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Sopra Steria logo
Full-time|On-site|Brussels

Join Sopra Steria as a Java Technical Lead where you will play a pivotal role in guiding our development teams in designing and implementing robust software solutions. You will leverage your expertise in Java technologies to ensure high performance and responsiveness to requests from the front-end.Your responsibilities will include leading technical discussi…

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

Join Sopra Steria as a Java Technical Lead in our Brussels office, where you will play a pivotal role in leading innovative software development projects. You will guide a team of talented developers, ensuring the delivery of high-quality solutions that meet our clients' needs.

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

Join Arηs Group, a proud member of Accenture, as we seek a skilled Full Stack Technical Team Lead to enhance our dynamic development team. In this role, you will spearhead the creation of advanced in-house solutions while ensuring top-notch technical quality. You'll have the opportunity to mentor team members and champion best practices throughout the development stack.Key ResponsibilitiesServe as a senior full-stack developer and the primary technical advisor for the team.Mentor junior and mid-level developers, conducting thorough code reviews.Architect, develop, and maintain applications utilizing Java, Angular, SQL, and additional technologies such as ng-grid, AWS, and Python.Evaluate user requirements and convert them into effective technical solutions.Oversee development tasks, delegate responsibilities, and assist the Delivery Manager with project planning.Tackle complex technical challenges and guide the team through obstacles.Guarantee software quality, maintainability, performance, and security standards.Monitor system modifications, updates, and lifecycle management.Perform security assessments and identify enhancement opportunities.Maintain regular communication with internal stakeholders regarding project expectations and progress.

Jan 23, 2026
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Sopra Steria logo
Full-time|On-site|Brussels

Join our dynamic team as a Drupal Technical Lead in the vibrant city of Brussels. In this pivotal role, you will leverage your deep expertise in Drupal to guide our projects, mentor junior developers, and ensure the delivery of high-quality solutions. You will collaborate closely with cross-functional teams to design, implement, and optimize web solutions that meet our clients' evolving needs.

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

Join Sopra Steria as a .NET Technical Lead where you will spearhead innovative projects and guide a talented team of developers. Your expertise in .NET technologies will be crucial as you architect solutions that drive our clients' success. Collaborate with cross-functional teams to deliver exceptional software solutions while mentoring junior developers and enhancing overall team performance.

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

Join Sopra Steria as a .NET Technical Lead and take your career to the next level! We are seeking an experienced and passionate leader to guide our development team in delivering high-quality software solutions. You will play a critical role in shaping our technical direction and ensuring the successful execution of projects.

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

Are you ready to lead a dynamic team of developers and take charge of exciting Drupal projects? As a Drupal Technical Lead at Sopra Steria, you will drive the architectural vision and implementation of Drupal solutions, ensuring high-quality deliverables for our clients.Your expertise will guide our team in adopting best practices and leveraging the latest technologies to enhance the digital landscape. Collaborate closely with cross-functional teams to deliver robust and scalable applications that meet our clients' needs.

Apr 24, 2025
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NRB logo
Full-time|Hybrid|Brussels, Brussels, Belgium

Are you seeking a change? Ready for new challenges?Elevate your career in a Senior M365 Technical Lead role by joining our Local Managed Staffing team at NRB! NRB is a leading force in the ICT sector in Belgium, offering a wide range of IT services to meet all technology needs, including Infrastructure & Cloud, Software Development, and Consultancy & Managed Staffing.For more information, visit our website.As part of the digital transformation of 19 municipalities and 18 CPAS in Brussels, our client is in search of a Senior M365 Technical Lead. The consultant will operate in a structured environment and oversee a technical team of approximately 30 individuals. This role is pivotal in establishing the necessary Microsoft technical prerequisites for the deployment across various phases of the program.ResponsibilitiesTechnical CoordinationFunctional Coordination of the technical teamValidation of technical prerequisitesSupport and guidance for technical teamsAct as the interface between technical teams and managementMicrosoft 365 ExpertisePrioritized areas include:Entra IDAzureSharePoint OnlineSecurity DimensionStrong focus on NIS2 requirementsVerification of compliance with prerequisitesIntegration of security requirements into architecturesPositioningHands-on profile capable of understanding the architectureArchitects are in place → role focused on understanding, coordination, and implementationMinimum Profile Requirements10 years of experience in a Microsoft environmentExperience in technical coordination...

Feb 18, 2026
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Keyrock logo
Full-time|Remote|Brussels

About KeyrockFounded in 2017, Keyrock has established itself as a leader in the digital asset landscape, recognized for its innovative approaches and strategic partnerships.Currently, our dynamic team consists of over 180 professionals from 42 different nationalities, ranging from DeFi experts to PhD holders. With a primarily remote setup, we maintain collaborative hubs in London, Brussels, and Singapore, hosting regular online and offline gatherings to foster team cohesion.We are actively trading on more than 80 exchanges and collaborating with a wide spectrum of asset issuers. As a prominent market maker, our unique expertise has fueled our rapid expansion. Our services encompass market making, options trading, high-frequency trading, OTC, and DeFi trading desks.At Keyrock, we are not just a service provider; we are innovators. We proudly leverage the Rust programming language in our algorithmic trading operations and advocate for its adoption across the industry. Our Accelerator Program supports the growth of Web3 startups, while we enhance ecosystems by injecting liquidity into promising DeFi, RWA, and NFT protocols. Our research and governance initiatives drive industry progress.At Keyrock, we are not merely imagining the future of digital assets; we are actively crafting it.

Nov 11, 2025
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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
Senior Java Developer

European Dynamics

Full-time|Hybrid|Brussels, Brussels, Belgium

We are excited to announce an opening for a Senior Java Developer fluent in English, who will contribute their expertise while being based in Brussels, Belgium. The successful candidate will operate either from our office or on-site at client locations. This role entails collaborating closely with a prominent client's IT team as part of our dedicated team.Your Responsibilities:Design, develop, and maintain Information Systems testing scenarios, including new feature testing and non-regression testing;Engage in technical working groups, progress meetings, and discussions with end users, business managers, and project teams (comprising business analysts, project managers, and developers);Create and update technical documentation;Support analysis, deployment, evaluation, and reporting efforts.

Mar 2, 2026
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European Dynamics logo
Full-time|Remote|Remote — Brussels, Brussels, Belgium

We are excited to announce an opening for a Senior Java Application Architect fluent in English, to contribute as a key expert from anywhere within the EU. The selected candidate will join our Development team and engage closely with a prominent client’s IT team on-site.Key Responsibilities:Architect and design sophisticated information systems.Develop architectural components and essential building blocks.Create comprehensive software architecture documentation.Design application data models and workflow models.Develop APIs using appropriate frameworks such as REST and Swagger.Build software components utilizing back-end technologies like Java Spring and JPA.Implement application integration with corporate IAM services for authentication and authorization.Ensure timely delivery via CI/CD pipelines.

Apr 1, 2026
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nrb 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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Brainsquare logo
Full-time|On-site|Brussels, Brussels, Belgium

About Brainsquare Brainsquare focuses on building, improving, and supporting large-scale enterprise application environments. The team brings together practical engineering skills and a structured delivery mindset, working where application development, integration, and collaboration platforms intersect. Brainsquare teams often work with clients over the long term, helping to scale, stabilize, and evolve complex systems. Role Overview: Senior Java Software Engineer This long-term position is based in Brussels and centers on both developing new features and continuously improving existing Java applications. The work goes beyond standard development, blending build and run responsibilities with a strong sense of ownership for the full application lifecycle. What You Will Do Take part in functional analysis and challenge specifications to ensure clarity and feasibility Design, develop, and maintain Java-based applications Maintain high code quality through code reviews and structured delivery practices Test and validate developments before user acceptance Investigate incidents, identify root causes, and implement lasting solutions Update and improve existing systems and their documentation Support business users to keep applications running smoothly Contribute to support processes, reporting, and monitoring application availability Work closely with both IT and business stakeholders Participate in support rotations as needed Location Brussels, Brussels, Belgium

Apr 20, 2026
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Sopra Steria logo
Java Developer

Sopra Steria

Full-time|On-site|Brussels

Join Sopra Steria as a Java Developer and contribute to innovative projects that shape the future of technology. You will work in a dynamic environment alongside a talented team, developing high-quality software solutions that meet our clients' needs.

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

Join our dynamic team as a Technical ServiceNow Architect at Sopra Steria in the vibrant regions of Flanders and Brussels. In this pivotal role, you will leverage your expertise to design and implement innovative ServiceNow solutions that enhance operational efficiency and drive digital transformation.Your responsibilities will include collaborating with stakeholders to understand their business needs, crafting tailored ServiceNow strategies, and leading technical teams to ensure successful project delivery. This role is perfect for a visionary leader who thrives in a fast-paced environment and is passionate about technology and innovation.

Jun 26, 2025
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Netcompany 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 preservation.Lead the architecture, design, and upkeep of records, archives, and information management systems while supervising the technical execution of new or updated policies.Conduct requirement analysis and define needs for content, records, archives, and information management systems, creating functional and technical specifications for backend and integration solutions.Design system integration and data migration strategies for legacy repositories, ensuring seamless transitions with minimal disruption.Develop and sustain robust solutions for long-term digital preservation and archiving, complying with legal, security, and compliance standards including encryption, digital signatures, secure access, and data protection.Establish and apply metadata standards for content and records management to facilitate effective archival description and retrieval.Design and implement scalable data publication and exchange solutions, utilizing linked open data, semantic web technologies, and modern API/integration frameworks.

Feb 26, 2026
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Sopra 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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Blackapple Solutions Ltd logo
Senior Java Developer

Blackapple Solutions Ltd

Contract|On-site|Brussels

Hello, I hope this message finds you well!My name is Ramya, and I represent Blackapple Solutions Ltd. We are currently seeking a talented and experienced Senior Java Developer for a contract position in Brussels, Belgium. Below is the detailed job description for your consideration. If you are interested, please respond with your updated CV and the following information so I can submit your application to our client, NIIT. Additionally, feel free to refer any friends or colleagues who may be interested in similar roles.Please provide the following details as soon as possible:Availability/Notice Period:Current Location:Total Experience:Years of Relevant Experience:Expected Pay Rate:Current Salary:Nationality/Visa:Are you willing to work in Brussels, Belgium (Yes/No):________________________________________Job Description:Role: Senior Java DeveloperLocation: Brussels, BelgiumJob Type: Contract (3 Months)Client: NIITKey Responsibilities:• Significant experience in Java development with a focus on functional analysis.• A minimum of 5 years of experience in Java development, including middleware management (IBM MQ, TIBCO), XML handling, and design patterns for transactional environments (R/R, F/F).• Desired knowledge in the following areas: • Concurrent Programming • Multithreading • Actor Model Patterns • Apache Ignite / GridGain • High Availability Systems • Docker • Familiarity with REST/API and the java.util.concurrent API.• Excellent written and verbal communication skills in English; knowledge of Dutch and/or French is a plus.Best Regards,RamyaJunior IT Recruiter (UK & Europe)Blackapple Solutions Ltd8 Cherry Tree Centre, Market Street, Huddersfield,West Yorkshire, United Kingdom, HD1 2ETContact: +44-2035142336 EXT (917)Website: www.blackapple-solutions.co.uk

Mar 15, 2016

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