> Markdown version of [/jobs/ext/1927965-junior-sage-x3-developer](https://www.wearedevelopers.com/jobs/ext/1927965-junior-sage-x3-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Junior Sage X3 Developer - **Company:** Sumcab Specialcable Group - **Location:** Madrid, Spain - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Computer Programming, Computer Engineering, Relational Databases, JSON, Sage ERP, Microsoft SQL Server, Simple Object Access Protocol (SOAP), Software Engineering, SQL Databases, Web Services, Restful APIs, Web Api - **Published:** August 5, 2026 - **Apply:** https://www.buscojobs.com.es/junior-sage-x-3-developer-en-madrid-ID-365547888 ## About the Role You have a degree in Computer Engineering, Telecommunications or similar technical studies. You bring 1 to 3 years of experience in software development. You have knowledge of programming and relational databases, such as SQL. You are interested in developing your professional career within an ERP environment and learning new technologies. Experience with Sage X3, Microsoft SQL Server, APIs, Web Services, REST/SOAP or JSON will be a plus. You are proactive, able to work as part of a team and interested in understanding both technical aspects and business processes. ## Description As a result of our growth, we are looking to hire aJunior Sage X3 Developerfor ourIT department .Would you like to join our team?What challenges does this position involve?You will take part in the development and maintenance of customisations within our Sage X3 ERP.You will collaborate in resolving incidents and implementing functional and technical improvements to the system.You will participate in integration projects between Sage X3 and other corporate applications through APIs and web services.You will carry out functional and technical testing, prepare documentation and provide support to internal users.You will contribute to continuous improvement initiatives, helping to optimise processes and develop new functionalities.This position is for you if:You have a degree in Computer Engineering, Telecommunications or similar technical studies.You bring 1 to 3 years of experience in software development.You have knowledge of programming and relational databases, such as SQL.You are interested in developing your professional career within an ERP environment and learning new technologies.Experience with Sage X3, Microsoft SQL Server, APIs, Web Services, REST/SOAP or JSON will be a plus.You are proactive, able to work as part of a team and interested in understanding both technical aspects and business processes.What do we offer?The opportunity to join a dynamic and constantly growing IT team.A professional development plan with specialised mentoring in Sage X3.The opportunity to specialise in an internationally recognised ERP.Competitive remuneration.Possibility of hybrid working, depending on experience and suitability for the position.Access to flexible remuneration.Flexible holiday policy.At SUMCAB, we guarantee selection processes based on objective and transparent criteria, ensuring equal opportunities for everyone.We promote a balanced representation of women and men at all levels of the organisation and encourage the inclusion of diverse groups in the workplace, contributing to a fair, diverse and enriching work environment.#J-*****-Ljbffr ## Related Videos - [Replacing Excel with SAP APIs & Python validation](https://www.wearedevelopers.com/videos/1944-replacing-excel-with-sap-apis-python-validation) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Web APIs you might not know about](https://www.wearedevelopers.com/videos/281-web-apis-you-might-not-know-about) - [Strategies to accelerate SaaS Application Development](https://www.wearedevelopers.com/videos/1078-strategies-to-accelerate-saas-application-development) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) - [Project Fugu: Extending the web](https://www.wearedevelopers.com/videos/832-project-fugu-extending-the-web) ## Related Articles - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Is Switzerland Better Than Silicon Valley For Software Developers?](https://www.wearedevelopers.com/magazine/2-is-switzerland-better-than-silicon-valley-for-software-developers)