freelance full stack developer senior

Recommand is seeking a junior software engineer to join our core team. You’ll work across the full stack—backend APIs, databases, frontend interfaces and integrations—guided by senior engineers who’ll help you grow.This is a core team role at an early-stage startup with real ownership from day one. You’ll learn to work with APIs, data models,...

Nightborn is a Brussels-based Product and Tech agency of 20 people. We build digital products for the most ambitious startups and scale-ups and SME's in Belgium: not as contractors, not as consultants, but as true product partners. What we do Our clients don't come to us for code, they come to us to grow. We start every partnership with strategic workshops...

Senior Full Stack Developer (Angular / .NET) French or Dutch – Mandatory Join a dynamic Agile development team delivering secure, scalable, and high-quality software solutions. You will play a key role in designing, developing, and enhancing enterprise applications, working closely with business stakeholders, architects, UX designers, and operations...

Wat:Frequentie: Dagelijks WekelijksThis 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...

Spacebel in Hoeilaart is looking for a Software Engineer / Technical Leader Full Stack to develop solutions for satellite missions. This role is pivotal in collaborating with customers and agencies in groundbreaking space projects.Prospective candidates should have a Master’s degree in computer sciences or engineering, strong knowledge of Java and/or...

Myn in Brussels is seeking a skilled Full-Stack .NET/React Developer to join a 12-month contract in a hybrid model (2 days on-site per week). You will design, build and maintain scalable cloud-native applications on Microsoft Azure, with a focus on clean architecture and DevOps maturity.The ideal candidate has 5+ years of .NET experience, 3+ years React, and...

Mission Overview: We are seeking a Scale-up Full-Stack DevOps Consultant who is passionate about clean Python code, scalable cloud setups, and thrives on the freedom to build things right. In this consultancy mission at our client site, you will help shape core architecture, implement practical AI automation, and work in a team that prioritizes real trust...

OverviewJoin an innovative technology team developing AI powered digital solutions. Work on large-scale applications, modern cloud technologies, and impactful projects.Are you passionate about building scalable applications and leveraging the latest technologies to create impactful digital solutions? Join an innovative engineering team where you\'ll...

BDO Belgium is seeking a Full Stack Engineer to design, develop, and scale secure, cloud-native web applications for internal teams and clients.You will work with modern stacks (TypeScript, JavaScript, Node.js) and frameworks (SvelteKit, React, Vue, Next.js), building APIs, integrating systems, and applying secure coding practices.Join a growing practice...

Voor een grootschalig digitaliserings- en AI-programma zijn we op zoek naar ervaren Java Developers die willen meebouwen aan de volgende generatie chatbot- en conversational AI-oplossingen.Binnen het programma worden bestaande toepassingen gemigreerd naar een nieuw platform en uitgebreid met moderne AI- en LLM-capabilities. Je werkt mee aan oplossingen die...

Responsabilités Développement Full Stack Angular / .NET et maintenance d'applications Web dédiées aux processus d'Assurance Vie : signature électronique, déport d'actes de gestion, portails clients et brokers à l'international. Développement frontend avec Angular, TypeScript, RxJS et NgRx Signalstore, ainsi que leur intégration avec les services...

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 chain. ...

Black Pen Recruitment is seeking a Full Stack Developer (Drupal) to join the Brussels-based IT team. The role focuses on Drupal 10+ backend and Twig frontend, with collaboration alongside a major client’s IT function on site.You will work onsite in Brussels, operating within Agile teams, documenting decisions, and ensuring secure, high-performance Drupal...

The Opportunity: Your Next Big Leap @Qover You're not looking to churn through tickets — you want to build systems that matter, at meaningful scale, alongside a team that values strong engineering. At Qover, you’ll help power embedded insurance experiences used by leading brands like Revolut, Mastercard, BMW, and Monzo. Our platform operates across 32...

Notre partenaire, une entreprise internationale active dans le secteur de l’assurance, recherche un Senior Python Developer afin de renforcer son équipe.Notre partenaire est un acteur reconnu du secteur de l’assurance, spécialisé dans le développement et la gestion de solutions destinées aux activités d’assurance et de gestion de contrats.Afin de...

Ben je op zoek naar een bedrijf die jou alle kansen biedt om verder te groeien als .Net developer dankzij goeie training en ondersteuning? Onze partner groeit en zoekt daarom een .Net developer! Zij bieden softwaretoepassingen en applicaties aan binnen verschillende domeinen, voornamelijk voor openbare besturen zoals steden, gemeenten en andere...

Abakus IT-Solutions in Brussels seeks a Confirmed Full-Stack Developer with strong PHP expertise to join a multidisciplinary team for development, evolution, and maintenance of business-critical applications.Responsibilities include translating business needs into technical solutions, maintaining existing apps, and ensuring code quality in an Agile setting....

Full Stack Data Platform Engineer – AWS / Kubernetes / SnowflakeWe are looking for an experienced Full Stack Data Platform Engineer to join the Data Platform team of a large enterprise organisation for a long-term assignment in Brussels.Contract: Full-time – Long-term assignment - Brussels / HybridThe RoleYou will contribute to the design, development,...

At Harmoney, you'll work on a product trusted by organizations such as Belfius, Baloise, AG Insurance, and Swiss Life. More importantly, you'll join a team that's ambitious, supportive, and genuinely enjoys building great things together. As a Full-Stack Engineer, you'll work across the entire stack of an interesting large-scale application, from our Angular...

Senior .NET Developer | In-house | 3 Dagen Thuiswerk | Regio LeuvenOver de functieBen jij een ervaren .NET Developer die op zoek is naar een stabiele in-house rol met échte impact? Wil jij werken in een omgeving waar innovatie, autonomie en een optimale werk-privébalans hand in hand gaan?Voor een financieel gezonde, innovatieve en sterk groeiende eindklant...