This list contains only the countries for which job offers have been published in the selected language (e.g., in the French version, only job offers written in French are displayed, and in the English version, only those in English).
Join Fourth’s Enterprise Data & Intelligence team as a **Data Engineer** in Sofia, Bulgaria. You will design scalable Azure-based data pipelines and models, enabling AI-powered analytics and decision-making. We seek 3+ years of experience with T-SQL, PySpark, and Azure Data Factory. Enjoy 25+ day...
Senior .NET Developer sought for Scheduling solutions in Sofia, Bulgaria. Requires 5+ years in C#, ASP.NET, SQL, and 3+ years in Angular. Leverage AI-assisted development tools like GitHub Copilot. Enjoy 25+ days off, hybrid work, and supplemental health insurance. Join an Agile team building rea...
Fourth seeks an Implementation Specialist in Austin to own customer onboarding and configure SaaS solutions for the hospitality industry. You will assess needs, manage timelines, and guide clients through go-live readiness. Ideal candidates have 3-5 years of customer-facing experience in implemen...
Fourth seeks a Mid/Senior .Net Developer in Sofia, Bulgaria. You will develop software applications, handle new features, bug fixes, and UI simplification using C#, ASP.Net, SQL, and Angular. The role requires 3+ years of experience, strong AI skills, and fluency in English. Enjoy 25+ days off, h...
Join Fourth as a Junior/Regular .NET Developer in Sofia. Develop and maintain our Scheduling solution for UK hospitality using C#, ASP.NET, and SQL. Enjoy a hybrid work model, 25+ days off, and a supportive team environment. This is a 1-2 year maternity cover position.
Lead AI engineering for enterprise solutions at Fourth in Sofia. Design and deploy scalable, production-grade AI systems, including LLMs and RAG architectures. Requires 5+ years of Python and production ML/AI experience. Enjoy flexible hybrid work, 25+ days off, and health benefits.
Join our Agile team in Sofia as a .NET Developer. Utilize your 3+ years with C#, ASP.NET, SQL, and Angular to design, develop, and test high-quality solutions. Enjoy a hybrid work model, 25+ days off, and a team-focused environment that values clean code and innovation. Strong AI skills are a wel...
Join Fourth's HRUK team in London as a Senior Developer. Leverage your 5+ years with C#, .NET, SQL, and React to build REST APIs and modernize legacy systems. Enjoy a hybrid model, 25+ days holiday, healthcare, and pension while mentoring juniors in an Agile environment.