Senior SW Developer

Posted Yesterday
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Budapest
In-Office
Senior level
Cloud • Information Technology • Internet of Things • Machine Learning • Software • Cybersecurity • Infrastructure as a Service (IaaS)
We are shaping the future of digital connectivity the world relies on.
The Role
Design, develop, and maintain scalable Python-based microservices for RAN automation while collaborating with data scientists and QA engineers in an agile environment.
Summary Generated by Built In
Join our Team
About this opportunity:
Radio Access Network (RAN) automation rApps are reshaping network management and optimization. These cloud-native apps enable automatic evolution, deployment, optimization, and self-healing of networks, boosting efficiency, performance, and reliability.
We seek a Senior Software Developer passionate about building ML-driven, cloud-native solutions. You will help design, develop, operate, and maintain scalable Python-based microservices for the next generation of RAN automation. You'll work closely with data scientists, RAN experts, software architects, and QA engineers in a collaborative, agile environment.
Key responsibilities
  • Design, build, deploy, and maintain Python-based microservices in cloud-native ecosystems (Kubernetes, Docker, S3)
  • Lead backend development from concept to release, following Agile, DevOps, and TDD principles
  • Collaborate with architects, product owners, and domain experts to create system-level designs
  • Develop and integrate CI/CD pipelines (Jenkins, Git, or similar) for build, testing, and deployment automation
  • Ensure documentation quality and compliance with security best practices
  • Troubleshoot, deliver efficient solutions, and support customer success
  • Promote continuous improvement in products, processes, and DevOps pipelines
  • Participate in agile ceremonies, discussions, and global knowledge exchanges

Core qualifications
  • 6+ years in backend development or DevOps (senior profiles welcome)
  • Expert Python skills and microservices experience
  • Proficiency with CI/CD tools (Jenkins, Spinnaker, or similar) and test automation
  • Hands-on experience with Kubernetes, Docker, Helm, REST APIs, and S3
  • Strong DevOps knowledge and collaborative communication skills
  • Agile methodology familiarity

Nice-to-haves
  • Telecom or RAN domain expertise or network automation experience
  • Go programming skills
  • AI/ML workflow familiarity

Why join us
  • Work at the intersection of ML, cloud-native tech, and RAN automation
  • Influence architecture and quality from day one
  • A culture of learning, experimentation, and cross-team knowledge-sharing

What we offer
  • Competitive salary package and benefits (cafeteria allowance, annual bonus, life event benefits)
  • Employee Assistance Program, insurance coverage, wellbeing activities, share purchase plan, referral program, All You Can Move partnership
  • Learning and development through trainings, workshops, conferences, and language courses
  • Modern office in the 11th district, hybrid work model, laptop and phone, free parking, bicycle storage, showers, lockers

#LI-LB1
Why join Ericsson?
At Ericsson, you'll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what's possible. To build solutions never seen before to some of the world's toughest problems. You'll be challenged, but you won't be alone. You'll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.
What happens once you apply?
Click Here to find all you need to know about what our typical hiring process looks like.
Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: Hungary (HU) || Budapest
Req ID: 768312

Top Skills

Ci/Cd
Docker
Git
Jenkins
Kubernetes
Python
S3

What the Team is Saying

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Vishal
Emily
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The Company
HQ: Stockholm
89,000 Employees
Year Founded: 1876

What We Do

Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day.

We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale.

Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient.

Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical.

Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term.

As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.

Why Work With Us

Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.

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Ericsson Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Ericsson adopts a hybrid work model globally because we know balance matters. Sometimes things are better in real life. Other times we can be more productive at home. Our hybrid approach gives you the best of both worlds.

Typical time on-site: Flexible
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