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Developer - Cellular Core network Description Design, document and implement Network Functions of a cloud-based 3GPP compliant 5G SA home network. Generate accurate schedule estimates. Provide progress updates in a daily stand up meeting, and deliver tested software in a predictable manner. Collaborate actively with the tech lead and other team members. Key Responsibilities Solve Business Problems : Research solutions to solve problems and develop product Leverage Cellular Expertise: Leverage domain expertise in Cellular networks (3GPP standards, deployment, operations) to build a cutting-edge Celluar Core SaaS product. Create Design & Documentation Artifacts : Produce and maintain detailed technical designs, specifications, and documentation to guide both current development and future enhancements. Implementation : Directly develop and implement network components using technologies like Java, various databases, and network analysis tools (e.g., pcap, Wireshark, tcpdump). Fulfill feature acceptance criteria. Technical Troubleshooting : Address complex technical challenges and optimize network performance. Adoption of New Technologies : Integrate emerging AI-powered tools and methodologies to enhance development processes. Must have skills Required (3-7 years) AI-powered coding assistants and effective prompt engineering, and use GenAI for technical research and documentation. Java Database (MySQL, Oracle, Cassandra, Redis (at least one) Git source control Critical thinking Excellent communicator: able to effectively express ideas and concepts, in both written and spoken forms. Self-Motivated: Actively participate in internal discussions and demo to customers and in public events. Desirable Public cloud services: GCP, AWS or Azure Spring Boot Docker/Containers/Kubernetes C/C++ Message broker: RabbitMQ, Kafka, etc Nice to have domain experience Experience in some of the 3GPP Cellular Network Standards like below: Familiarity with 3GPP Rel 15 and later Cellular identifiers (ICCID, IMSI, MSISDN, IMEI) 2G/3G (SS7), 4G (Diameter), 5G SA (HTTP/2) AAA/RADIUS, SMS, SMPP VoLTE API Development & Security Oath2 PKI mTLS, SSL Education BS or higher degree in Computer Science or equivalent Cellular, Database, GIT, AI Prompt & Response
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.