Renesas Electronics: Senior Sofware Development Engineer (.NET) — Katowice, Silesian Voivodeship, Poland

About Renesas Electronics

Renesas Electronics develops semiconductors for automotive, industrial, infrastructure and connected-device applications. Its employer description identifies microcontrollers, system-on-chip devices, analogue components and power products within its portfolio. These components form part of electronic systems made by other manufacturers. Renesas also describes combining complementary products into solutions for customers, connecting individual chips with the needs of an end application. Its business therefore involves both semiconductor technology and how that technology is used in wider electronic products.

The position and its setting

Renesas Electronics lists Senior Sofware Development Engineer (.NET) in Katowice, Silesian Voivodeship, Poland, under reference 20027486_2026-04-01. The details below separate the work described by the employer from essential conditions, preferred experience and practical preparation advice.

• Employment type: Full-time
• Employer listing date: 21 October 2026
• Brands: Altium

Responsibilities and work described

• Why A365 Software Engineering?
• Building: the cloud platform that’s transforming electronics design
• Altium 365 for cloud lets design engineers communicate, collaborate and bring their ideas to market more efficiently than any platform in the industry
• These are some of the R&D Software Engineering contributions you might make to Altium 365:
• Building: new cloud-native applications and scalable infrastructure
• Utilizing AI and ML to power advanced search capabilities
• Large-scale data processing; data modeling; holistic, intent-based API design
• Stateful and stateless servers, relational databases, ORM frameworks
• Altium offers the opportunity to conceive and build new product features for electronics engineers, and add your own ideas to the world’s most collaborative and efficient electronics design platform
• A day in the life of our Senior Software Engineer:
• As a Senior Software Engineer, your primary role will be product development for complex cloud applications with the Altium 365 R&D team
• Work: with a tech stack of.NET Core, AWS, multi-tenant architecture, and distributed high-load systems
• Handle tech challenges different from most others on the market, a mixture of complex engineering software, microelectronics and cloud services
• Add to the team’s expertise through collaboration and sharing knowledge
• The working mode is hybrid: 3 days a week from one of our offices (Katowice or Wroclaw)

Essential requirements and candidate background

• Required technology
• .NET Core,.NET Framework
• Microservices
• CI, CD, Jenkins, Docker, Kubernetes
• MySQL (FireBird, Oracle as a plus)
• Will be a plus:
• AWS, EC2, ECS, RDS, etc. - or Azure/GCP
• Multi-tenant architecture
• Sentry, New Relic for alerts and monitoring

Location, schedule and contract conditions

For this overseas or regional listing, confirm work authorisation and any location restrictions with the employer. The location does not establish visa sponsorship or permission to work remotely from India.

• Work arrangement: Hybrid
• Advertised location: Katowice, Silesian Voivodeship, Poland

Benefits mentioned by the employer

• 🏥 Private medical insurance
• ❤️ Group life insurance
• 🏦 Contributions to your Kafeteria MyBenefit account
• 🧘 nilo.health, mental health and wellbeing support
• 🌍 Remote working abroad program
• 📚 Professional development support and resources
• 🥳 Employee referral program
• 🥪 Free lunch on Tuesdays, snacks, and drinks in the office
• 🚗 Free parking
• Altium Limited, a part of the Renesas Group and headquartered in San Diego, California, is a global software company accelerating the pace of electronics innovation
• We are redefining electronic product creation in a software-defined world with our industry-first cloud-based platform that unites every stakeholder and phase of electronics development
• From startups to world’s technology giants, our digital platforms give more power to PCB designers, supply chain, and manufacturing, letting them collaborate as never before

Pay and application dates

A verified salary figure is not established in this article. An online estimate for another Senior Sofware Development Engineer (.NET) vacancy is not an offer for reference 20027486_2026-04-01; use the employer’s own pay disclosure and recruitment communication.

A closing date is not confirmed in this article. Check the current employer page before submitting: an undated posting can change or be withdrawn.

How to apply to Renesas Electronics

Applications follow the official employer page linked below.

Open the official Renesas Electronics posting below and match the title and reference 20027486_2026-04-01.

Compare your qualifications and experience with the essential conditions for the Katowice, Silesian Voivodeship, Poland position, then read the preferred criteria separately.

Prepare an accurate CV and the supporting items requested in that employer’s application. Provide only information and documents you are authorised to share.

Use the employer’s application option, complete the required fields and review the submission. Retain the acknowledgement when one is provided. Job Alerts World does not receive the application.

Practical preparation: Kubernetes

Kubernetes references can cover deploying workloads, managing configuration or operating a cluster. Explain which of those you did, how the application was packaged and how you investigated failures or verified a release.

Relevant skills

• Kubernetes
• Docker
• AWS
• GCP
• Azure
• APIs
• AI/ML
• AI
• Google Cloud
• Oracle applications