> Markdown version of [/jobs/ext/1306699-core-network-architect-ims-signalling](https://www.wearedevelopers.com/jobs/ext/1306699-core-network-architect-ims-signalling). 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). --- # Core Network Architect (IMS & Signalling) - **Company:** Vodafone Group Plc. - **Location:** Madrid, Spain - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Cloud Computing, Databases, Cloud Services, WebRTC, Core Api, Microservices - **Published:** July 17, 2026 - **Apply:** https://www.adzuna.es/contact-us.html ## About the Role in the area of Signalling and IMS Core, benchmark them and select new Vendors and products as per Vodafone needs Include in the design and selection process the requirements for cloud native characteristics of the overall E2E solution (platforms and NW), maximising flexibility, automation, resiliency and customer experience while optimising overall efficiency/costs. Support Product development and commercial teams and ensure Core architecture and capabilities are prepared to support future products and propositions. What you bring At least 8 years experience in Core Network, preferably in the Voice area. Solid technical experience on: Core network (components and architecture) and IMS-based voice and messaging services Specific knowledge in the area of IMS Core, Signalling, Customer Database, Core APIs, . General competence/background: in telecommunications (technologies and services) and IT technologies (e.g. microservices architecture, databases etc) Competence in cloud technologies and cloud native solutions such as containers. Communication skills: English language (spoken and written), good communication & presentation and negotiation skills Telecommunication or an engineering bachelor's degree. Benefits We offer hybrid (2 days in the office). Competitive salary. Intensive Summer Schedule. Intensive schedule every Friday. Health Insurance. Life insurance. 25 days holiday + December 24th and 31st. Restaurant tickets. Online training. LiHybrid REF: 261341 Please, apply with an English version of your CV. Not a perfect fit? Worried that you don't meet all the desired criteria exactly? At Vodafone we are passionate about empowering people and creating a workplace where everyone can thrive, whatever their personal or professional background. If you're excited about this role but your experience doesn't align exactly with every part of the job description, we encourage you to still apply as you may be the right candidate ## Description requirements. Providing architectural guidance and blueprints to Vodafone markets, ensuring that solutions evolve to meet future requirements and enable new services. Lead experimentation of new technologies through PoCs and engagement with Group and markets Commercial and Demand functions. Ensure vendor solutions are aligned to Vodafone strategy on Cloud, and properly support operational agility and automation, while delivering optimised costs, improving flexibility and reducing time-to-market. What you'll do For the role of Core Network Architect (IMS & Signalling) we are looking for candidates with a broad range of skills. The responsibilities include: Experiment and Design solutions to support new services that rely on IMS Data Channels, Web RTC and Core API exposure. Coordinate large selection processes / RFQs for modernization of Voice Core across the entire Vodafone Group. 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