ZEISS in India

ZEISS in India is headquartered in Bengaluru and present in the fields of Industrial Quality Solutions, Research Microscopy Solutions, Medical Technology, Vision Care and Sports & Cine Optics.

ZEISS India has 3 production facilities, R&D center, Global IT services and about 40 Sales & Service offices in almost all Tier I and Tier II cities in India. With 2200+ employees and continued investments over 25 years in India, ZEISS’ success story in India is continuing at a rapid pace. 

Further information at ZEISS India.

Job purpose

This role will be responsible for software test automation design, scripting and execution for MQTT protocol on product developed on c#, .net/.net core.

Experience in C#, .NET / .NET Core and Testing using .Net framework is Essential.

This role will report to Test Manager within the SWQA team and along with them, will seek to improve quality assurance by exploring new technologies, use modern test tools to improve test efficiency and effectiveness and continuously work on increasing test automation coverage.

Must have :

• C#, .NET / .NET Core and Testing using.

• MQTT. Experience with message brokers (Mosquitto, HiveMQ, EMQX, etc.)

Good to have : Azure DevOps pipelines, automation frameworks (NUnit / MSTest / xUnit), REST API testing, Git version control, CI/CD concepts

Requirement

• 8+ yrs. Experience in test automation using C#/.Net

• Strong programming skills in C#

• Solid experience with .NET / .NET Core

• Hands-on experience testing MQTT protocol

• Experience with Azure DevOps pipelines

• Very good experience in automation frameworks (NUnit / MSTest / xUnit)

• REST API testing, Git version control, CI/CD concepts

• Experience with message brokers (Mosquitto, HiveMQ, EMQX, etc.)

• Strong debugging and log analysis skills

• Passionate about evaluating different System Testing scenarios as part of product workflow.

• Must have good communication and interfacing skills with cross-functional teams.

Roles and responsibilities

• Candidates must have expert proficiency in C# and .NET/.NET Core, with at least 7 years of industry experience

• Design, develop, and maintain automated test frameworks using C# (.NET/NET Core) with NUnit/MSTest/xUnit

• Perform functional, integration, and system-level testing of MQTT protocol implementations across brokers (Mosquitto, HiveMQ, EMQX)

• Validate MQTT communication flows including publish/subscribe, QoS levels, retained messages, and LWT features

• Build and maintain automated test pipelines using Azure DevOps CI/CD integration

• Conduct REST API testing and validate backend services interacting with MQTT brokers

• Analyze broker and application logs to debug and identify root causes of failures

• Evaluate end-to-end system testing scenarios as part of the overall product workflow

• Create and maintain test plans, test cases, and summary reports for stakeholder visibility

• Collaborate effectively with cross-functional teams including developers, product managers, and DevOps engineers

• Participate in Agile/Scrum ceremonies and communicate testing progress and risks clearly

• Identify test coverage gaps and continuously improve testing strategies and frameworks

• Manage Test Code in Repository and manage different versions of the test code and perform code review of peers.

Job purpose

This role will be responsible for software test automation design, scripting and execution for MQTT protocol on product developed on c#, .net/.net core.

Experience in C#, .NET / .NET Core and Testing using .Net framework is Essential.

This role will report to Test Manager within the SWQA team and along with them, will seek to improve quality assurance by exploring new technologies, use modern test tools to improve test efficiency and effectiveness and continuously work on increasing test automation coverage.

Must have :

• C#, .NET / .NET Core and Testing using.

• MQTT. Experience with message brokers (Mosquitto, HiveMQ, EMQX, etc.)

Good to have : Azure DevOps pipelines, automation frameworks (NUnit / MSTest / xUnit), REST API testing, Git version control, CI/CD concepts

Requirement

• 8+ yrs. Experience in test automation using C#/.Net

• Strong programming skills in C#

• Solid experience with .NET / .NET Core

• Hands-on experience testing MQTT protocol

• Experience with Azure DevOps pipelines

• Very good experience in automation frameworks (NUnit / MSTest / xUnit)

• REST API testing, Git version control, CI/CD concepts

• Experience with message brokers (Mosquitto, HiveMQ, EMQX, etc.)

• Strong debugging and log analysis skills

• Passionate about evaluating different System Testing scenarios as part of product workflow.

• Must have good communication and interfacing skills with cross-functional teams.

Roles and responsibilities

• Candidates must have expert proficiency in C# and .NET/.NET Core, with at least 7 years of industry experience

• Design, develop, and maintain automated test frameworks using C# (.NET/NET Core) with NUnit/MSTest/xUnit

• Perform functional, integration, and system-level testing of MQTT protocol implementations across brokers (Mosquitto, HiveMQ, EMQX)

• Validate MQTT communication flows including publish/subscribe, QoS levels, retained messages, and LWT features

• Build and maintain automated test pipelines using Azure DevOps CI/CD integration

• Conduct REST API testing and validate backend services interacting with MQTT brokers

• Analyze broker and application logs to debug and identify root causes of failures

• Evaluate end-to-end system testing scenarios as part of the overall product workflow

• Create and maintain test plans, test cases, and summary reports for stakeholder visibility

• Collaborate effectively with cross-functional teams including developers, product managers, and DevOps engineers

• Participate in Agile/Scrum ceremonies and communicate testing progress and risks clearly

• Identify test coverage gaps and continuously improve testing strategies and frameworks

• Manage Test Code in Repository and manage different versions of the test code and perform code review of peers.

Your ZEISS Recruiting Team:

Saptarshi Chowdhury