senior mainframe developer

Médiane Benelux: Career Booster! Since 2017, and with over 35 years of experience in France and Italy, Médiane Benelux is an engineering company specializing in software, electronics, and cybersecurity across key sectors such as Railways, Automotive, Energy, Medical, Aerospace, Space, Telecoms, Industry, and Defense. What We Offer IT consulting and...

Based in Portugal, Wire IT is your specialized IT consulting partner with 18 years of experience driven by an experienced and senior team that helps clients make the right decisions in a fast-moving market. Wire IT's ambition is to grow while keeping true to its nature: agile, people-centered, and fun. As we like to say: Its not only what we do, its how we...

As a Senior Python Developer, you will be instrumental in architecting, developing, and maintaining resilient software solutions essential to the core business activities. You will work hand-in-hand with multidisciplinary teams to deliver reliable, high-performing applications while fostering the continuous enhancement of technical standards. You will join...

Capyx is looking for a Java Developer to join an agile development team and contribute to the design, development, integration and testing of high-quality software solutions. What you’ll do Develop and maintain applications using Java and Spring Boot Work with microservices architecture Contribute to design, development, testing and integration activities...

Translate Figma designs into pixel-accurate, reusable components We're looking for a Senior Frontend Developer to lead the client-side architecture of our web and SaaS projects, mentor junior developers, and turn design systems into fast, accessible interfaces. Engineering On-Site Full-time Responsibilities Build and maintain responsive, accessible user...

Médiane Benelux: Career Booster! Since 2017, and with over 35 years of experience in France and Italy, Médiane Benelux is an engineering company specializing in software, electronics, and cybersecurity across key sectors such as Railways, Automotive, Energy, Medical, Aerospace, Space, Telecoms, Industry, and Defense. What we offer: IT consulting and...

About the Role NISH Tech BV is looking for a Senior ServiceNow Developer 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 delivering...

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,...

As a Senior Python Developer, you will be instrumental in architecting, developing, and maintaining resilient software solutions essential to the core business activities. You will work hand-in-hand with multidisciplinary teams to deliver reliable, high-performing applications while fostering the continuous enhancement of technical standards. You will join...

Smals realiseert innovatieve ICT-projecten in e-government en e-health voor instellingen uit de sociale zekerheid en de gezondheidszorg. 'ICT for society' is voor Smals meer dan een slogan: alle projecten hebben een positieve maatschappelijke impact. Zo bouwt Smals mee aan het portaal van de sociale zekerheid en het eHealth-platform. Grensverleggende...

Werkomgeving Voor de Veiligheid van de Staat op zoek naar een Senior Java Developer. Opgelet: werken op afstand is niet mogelijk, je moet 5 dagen op locatie in Brussel werken. Je werkplek is op loopafstand van het station Brussel Noord. Werkuren zijn zeer flexibel. Taakomschrijving Primair verantwoordelijk voor het ontwikkelen van software en het...

Devoteam is a leading consulting firm focused on digital transformation. We help ourclients leverage technology to achieve their business goals. Our longstandingpartnerships with leaders like AWS, Google Cloud, Microsoft, and ServiceNowamplify our capabilities, allowing us to deliver top-tier expertise and award-winningservices.For 30 years, we have always...

Contribute to the major transformations of companies and public actors by combining technological innovation and business expertise, serving our society and customers to help them move forward sustainably. Your responsibilities for this function : We are looking for a Senior Full‑Stack Java Developer to join our client’s development team and take a...

Ben je op zoek naar een uitdagende IT-functie? Ben je een expert in Java en Angular en wil je werken binnen een dynamische technologische omgeving? Dan is een functie bij de FOD Financiën via Egov Select zeker iets voor jou! Bij ons werk je mee aan innovatieve projecten die het leven van elke belastingplichtige eenvoudiger en efficiënter maken. Met meer...

Médiane Benelux: Career Booster! Since 2017, and with over 35 years of experience in France and Italy, Médiane Benelux is an engineering company specializing in software, electronics, and cybersecurity across key sectors such as Railways, Automotive, Energy, Medical, Aerospace, Space, Telecoms, Industry, and Defense. What We Offer IT consulting and...

Contribute to the major transformations of companies and public actors by combining technological innovation and business expertise, serving our society and customers to help them move forward sustainably. Your responsibilities for this function We are looking for a Senior Full-Stack Java Developer to join our client’s development team and take a key role...

Smals realiseert innovatieve ICT-projecten in e-government en e-health voor instellingen uit de sociale zekerheid en de gezondheidszorg. 'ICT for society' is voor Smals meer dan een slogan: alle projecten hebben een positieve maatschappelijke impact. Zo bouwt Smals mee aan het portaal van de sociale zekerheid en het eHealth-platform. Grensverleggende...

Contribute to the major transformations of companies and public actors by combining technological innovation and business expertise, serving our society and customers to help them move forward sustainably. Your responsibilities for this function : We are looking for a Senior Full‑Stack Java Developer to join our client’s development team and take a...

Contribute to the major transformations of companies and public actors by combining technological innovation and business expertise, serving our society and customers to help them move forward sustainably. Your responsibilities for this function We are looking for a Senior Full-Stack Java Developer to join our client’s development team and take a key role...

Capyx is looking for a Java Developer to join an agile development team and contribute to the design, development, integration and testing of high-quality software solutions. What you’ll do Develop and maintain applications using Java and Spring Boot Work with microservices architecture Contribute to design, development, testing and integration activities...