senior java developer

h3About the Role /h3 pNISH Tech BV is looking for a bSenior ServiceNow Developer /b to lead end-to‑end ServiceNow development, implementation and ITSM transformation initiatives for a telecom environment. The role combines hands‑on platform development, solution architecture, enterprise integrations and process automation, with a strong focus on...

ul liDevelop front-end features using modern frameworks (e.g. Angular) /li liImplement responsive and accessible user interfaces based on UX/UI designs /li liIntegrate front-end components with APIs and back-end services /li liApply security best practices (input validation, authentication/authorisation, secure handling of data) /li liPerform unit and...

pOnze opdrachtgever ontwikkelt en beheert applicaties die belangrijk zijn voor de dagelijkse bedrijfsvoering. Als Senior Fullstack .NET Developer werk je aan oplossingen voor complexe technische vraagstukken. Je ontwikkelt zowel de back-end als de front-end en bent betrokken bij het volledige proces: van analyse en ontwerp tot testen, implementatie en...

pBouw mee aan de digitale klantenervaring van duizenden Acerta-klanten. /p ul liNeem ownership over moderne Angular-webapplicaties en klantportalen zoals MyAcerta. /li liCombineer technische diepgang met coaching, code reviews en architecturale keuzes. /li liWerk flexibel in een multidisciplinair agile team, met twee dagen per week in Leuven. /li liEen...

Senior PowerBuilder Developer Technical leadership and application modernisation Brussels * Hybrid * 3 days on site per week Contract options: permanent, fixed-term or freelance | Start: as soon as possible About the role Help shape the next chapter of a business-critical application . You will combine hands-on PowerBuilder development and production...

ppBruxelles, Belgium | Posted on 02/23/2026 /ppWe are looking for a Senior iOS Developer to join a high-performing Mobile App Team responsible for delivering secure, stable and high-quality mobile applications. /ppThe role focuses on native iOS development within a mature Agile and SAFe environment, supporting continuous evolution of a large-scale mobile...

We are looking for a Senior WinDev Developer to analyse, document, maintain and improve two applications covering school management and workplace health and safety. The mission combines architecture assessment with hands-on corrective and evolutionary maintenance. Working closely with business and IT teams, you will help maintain service continuity, reduce...

pVoor een Europese netbeheerder in de energiesector zoeken we een senior .NET developer. /p ul liMeewerken aan de technische migratie naar .NET 8, Blazor en REST /li liOndersteuning bij de installatie van .NET RT-applicaties /li liMee ontwikkelen aan een nieuw intern project /li liCode schrijven volgens de standaarden van de klant, met oog voor kwaliteit /li...

h3Wat je zal doen /h3 pJe werkt aan twee strategische applicaties gebouwd in WinDev en zorgt voor hun continuïteit, risicobeheer en levensvatbaarheid op lange termijn. Je werk omvat technische analyse, documentatie, risicobeoordeling en doorlopend onderhoud. /p pbAnalyse en documentatie van de applicatiearchitectuur /b /p ul liVoer een volledige technische...

Overview Expleo is a trusted partner for your innovation journey. As a global engineering, technology and consulting service provider, we are ideally positioned to help you achieve your ambitions and future-proof your business. With a smart blend of bold thinking and reliable execution, we’re able to fast-track innovation through each step of your value...

Wat: Frequentie: Dagelijks Wekelijks This large Belgian company plays a key role and manages an extensive and technically complex network. Behind the scenes, high-performing and reliable IT systems ensure that operational processes run safely and efficiently. Within this business-critical environment, significant investments are being made in modern software...

pbEmployment type: /b Contract 12 months + extensions to be confirmed /ppWe are looking for an experienced bSenior Guidewire Developer /b to support the delivery and modernisation of core insurance platforms in Belgium. /ppYou will combine hands‑on development with technical leadership, working closely with architects, business analysts and insurance...

pbWork Model: /b Hybrid – 2 days onsite per week /ppbWork Regime: /b Full-time (100%) /ppbExpected Start Date: /b Mid-February, or mid-March at the latest /ph3About the Role /h3pOur client is looking for an experienced bSenior .NET Developer with strong Blazor expertise /b to join existing development teams and contribute to ongoing projects. /ppThe...

ppEasyPost is looking for a hands-on Senior Software Engineer to help build and operate our secure document-delivery platform. /p pOur customers use EasyPost to send invoices and business documents through channels such as Peppol e-invoicing, Belgian eBox, electronic registered delivery, e-signing, email and print. Behind this experience is a large...

pAls je denkt aan het Agentschap Integratie en Inburgering (AgII), denk je waarschijnlijk aan maatschappelijke begeleiding van nieuwkomers en taallessen. Maar kijk je naar het IT-fundament, dan zie je een van de meest centrale en sectorbrede Salesforce-omgevingen binnen de Vlaamse overheid. /p pSalesforce is hier geen randapplicatie voor salesfunnels, maar...

h3Senior PowerBuilder Developer /h3pTechnical leadership and application modernisation /ppBrussels * Hybrid * 3 days on site per week /ppContract options: permanent, fixed-term or freelance | Start: as soon as possible /ph3About the role /h3pHelp shape the next chapter of a business-critical application. You will combine hands-on PowerBuilder development and...

About the Role We are looking for a Senior Python Developer to work on a mission-critical internal monitoring platform within the energy sector. The platform monitors application health through sophisticated synthetic and log checks and provides timely alerts when intervention is required. You will work within a multidisciplinary development community,...

Bruxelles, Belgium | Posted on 02/23/2026 We are looking for a Senior iOS Developer to join a high-performing Mobile App Team responsible for delivering secure, stable and high-quality mobile applications. The role focuses on native iOS development within a mature Agile and SAFe environment, supporting continuous evolution of a large-scale mobile banking...

Mission Overview Keystone Solutions is seeking a Senior Developer to join a consultancy mission at a client site. In this role, you will contribute to the development of internal applications to meet the specific needs of the agency and its employees. Key Responsibilities Participate in the technical analyses necessary to develop these applications, in...

Work Model: Hybrid – 2 days onsite per week Work Regime: Full-time (100%) Expected Start Date: Mid-February, or mid-March at the latest About the Role Our client is looking for an experienced Senior .NET Developer with strong Blazor expertise to join existing development teams and contribute to ongoing projects. The successful candidate will be...