This job offer is not available in your country.

Senior Software Developer (Industrial IoT)

Sigma SoftwareRomania

2 days ago

Job description

Overview

Required skills

NET, C# / strong MQTT, Kafka, and Protobuf / strong Kubernetes, Docker / strong Microservices / strong English / strong

We are looking for a Senior .NET Developer to join an Industrial IoT (IIoT) project focused on collecting data from real IIoT devices into the cloud. You will be part of an infrastructure team, designing and implementing a cloud-based platform that provides core services and architectural guidelines for customer-facing applications.

Customer

Our client is a global leader in industrial solutions, specializing in fluid management technologies. Their products and systems are used across industries such as water management, energy, manufacturing, and infrastructure. The company focuses on innovation in Industrial Internet of Things (IIoT), integrating smart technologies to enhance efficiency, automation, and predictive maintenance in industrial environments.

The Customer is our long-term partner from Germany, and occasional business trips to their site may be required. We’ve been successfully collaborating with them for several years on various projects.

Project

As part of our long-term collaboration with this German partner, you will join the infrastructure team responsible for building a scalable, cloud-based platform. This platform serves as the technological foundation for customer-facing applications, delivering core services and architectural standards.

Requirements

4-5+ years of commercial experience with .NET and C#

Experience in developing IIoT applications

Practical knowledge of NestJS, TypeScript, and optionally Python

Strong understanding of Kubernetes and container technologies

Experience with microservices and event-driven architectures, following Domain-Driven Design and Hexagonal Architecture principles

Familiarity with IIoT-specific communication protocols such as MQTT, Kafka, and Protobuf, as well as standard web communication technologies like Rest, GraphQL, WebSockets, and Streams

Hands-on experience with GitLab CI / CD pipelines and Infrastructure-as-Code (IaC)

Independent and structured work approach, with attention to best engineering practices including code reviews and unit testing

Experience working in Agile development teams

Advanced level of English or higher

WOULD BE A PLUS

Experience with TypeScript

Experience with NestJS and Python

Intermediate level of German or higher

Responsibilities

Develop and implement IIoT applications using C# or / and TypeScript

Design and develop scalable microservices in a Kubernetes environment

Integrate IIoT devices and sensors into existing architectures

Create technical documentation and promote best practices

Participate in requirement analysis and software design on both high and detailed levels

Implement individual components and modules, including database structures

Actively participate in coding, debugging, and maintaining software components

Follow established engineering standards, including code reviews and unit testing

Report progress regularly in line with project expectations

Create a job alert for this search

Software Developer • Romania