Senior Developer - Telecom Mobile Test Probes

What You'll Do

Are you passionate about software development for mobile network integration? Join our team to help take our telecom testing technology to new heights.

The CSG Stockholm team is developing an advanced telecom testing software solution called CSG Assure used by mobile operators across the globe, including leading operators like AT&T, Tata, Orange.

CSG Assure is an artificial test traffic generation platform consisting of a cloud-based application, controllers and test probes located in around 200 countries globally.

We are looking for a skilled developer to be part of our small, agile team to build applications that help our mobile operator customers validate and optimize mobile service performance for their roamers and local subscribers.

• You will develop our next-generation mobile test probe for 3G, 4G, 5G and IoT to simulate mobile users using voice, SMS and data services. Main development is done in C & C++ on Linux platform.
• You are a highly skilled, analytical, customer-focused person with a strong developer profile that enjoys taking responsibility, making sure our customers get full value of our high-tech solutions
• You will report to the Executive Director Product & Development

You Should Have

• Completed Degree in Computer Science or related field
• 5+ years of professional experience in software development, preferably in telecom
• Strong proficiency in C++, data structures, multi-threading and Linux system programming
• Solid understanding of AT command sets and modem communication
• Good knowledge of mobile network technologies (3G, 4G, IMS/VoLTE, 5G, IoT) and network signaling (e.g. SIP, RRC, NAS) as defined in 3GPP
• Excellent problem-solving skills and ability to work independently in a fast-paced environment.

Bonus Skills

• Android development experience
• Understanding of eUICC/eSIM, GSMA standards
• Experience with network monitoring tools and protocol analyzers like Wireshark, QCAT
• Familiarity with scripting languages, e.g. LUA, Shell, Perl

Why should you apply?

• Opportunity to work and grow your skillset in cutting-edge technologies
• Provide solutions to world-leading communication service providers
• Be part of a collaborative, innovative, international team

Who Will Love This Job

• A trusted team player – You foster a respectful and inclusive environment and value diverse voices.
• A growth driver – You are eager to learn and adapt quickly in a dynamic environment.
• A game changer – You embrace innovation and push boundaries in digital media.
• A communicator – You translate complex ideas into engaging and accessible content.