Hi, I'm
Zandile Vanqa
, your Recruiter and guide to joining CSG. At CSG, you're more than your CV. We value your unique background and believe your perspective will help us elevate the work we do together. By channelling the power of all, we transform ordinary experiences into extraordinary ones- for both our customers and our employees. Channel the power of YOU and begin the journey to becoming a CSGer.
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 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.
Key Words: Senior Developer, Software Engineer, Mobile Networks, C++, Linux, Modem Communication, Telecom Software
Location(s):
SE.Stockholm.Office
Accommodation:
If you would like to be considered for employment opportunities with CSG and need special assistance due to a disability or accommodation for a disability throughout any aspect of the application process, please call us at +1 (402) 431-7440 or email us at accommodations@csgi.com. CSG provides accommodations for persons with disabilities in employment, including during the hiring process and any interview and/or testing processes.
Our Guiding Principles:
Impact: Always help and empower others, whether they’re colleagues or customers. When our employees set their minds to something, great things happen.
Integrity: Do what’s right for our customers and our people while being authentic. We treat everyone with trust and respect—that’s just who we are.
Inspiration: Be bold in the way you think and passionate about the work you do. Test out innovative ideas without the fear of failure.
Our Story:
CSG empowers companies to build unforgettable experiences, making it easier for people and businesses to connect with, use and pay for the services they value most. For over 40 years, CSG's technologies and people have helped some of the world's most recognizable brands solve their toughest business challenges and evolve to meet the demands of today's digital economy.
By channeling the power of all, we make ordinary customer and employee experiences extraordinary. Our people [CSGers] are fearlessly committed and connected, high on integrity and low on ego, making us the easiest company to do business with and the best place to work. We power a culture of integrity, innovation, and impact across our locations, representing the most authentic version of ourselves to build a better future together. That's just who we are.
Learn more about CSG Inclusion & Impact here.