> Markdown version of [/jobs/ext/1623610-sage-x3-developer](https://www.wearedevelopers.com/jobs/ext/1623610-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). --- # Sage X3 Developer - **Company:** Sumcab Specialcable Group - **Location:** Barcelona, 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:** July 16, 2026 - **Apply:** https://www.jobleads.com/es/job/eb79b453b7aa2cf76ddf31077b2abb415 ## 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 * 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. ## Related Videos - [Web APIs you might not know about](https://www.wearedevelopers.com/videos/281-web-apis-you-might-not-know-about) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Recruitment Reinvented: Bold strategies and the $10K signing incentive](https://www.wearedevelopers.com/videos/1068-recruitment-reinvented-bold-strategies-and-the-10k-signing-incentive) - [Project Fugu: Extending the web](https://www.wearedevelopers.com/videos/832-project-fugu-extending-the-web) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) - [Replacing Excel with SAP APIs & Python validation](https://www.wearedevelopers.com/videos/1944-replacing-excel-with-sap-apis-python-validation) ## Related Articles - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Is Switzerland Better Than Silicon Valley For Software Developers?](https://www.wearedevelopers.com/magazine/2-is-switzerland-better-than-silicon-valley-for-software-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [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) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)