QA Automation Engineer with C# (Senior)
Offer summary

(Summary generated by AI based on the full job description)

The project is a digital platform for maritime and energy industries focused on operational efficiency, safety, and decarbonization. Key technologies include C#/.NET, microservices, Kafka, RabbitMQ, Docker, Kubernetes, SQL, and NoSQL. Main responsibilities cover test automation, integration and end-to-end testing, production issue root cause analysis, and collaboration with DevOps and product owners. The offer features remote work and benefits like private medical care and life insurance.

you can start ASAP

QA Automation Engineer with C# (Senior)

Company: KUBO

from: 14 September 2026
to: 14 October 2026
salary not specifiedB2B contract (full-time)
Offer parameters
level:senior • expert
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

C#
Azure DevOps
Kafka
Kubernetes

Optional technologies

AI

Our requirements

  • Strong commercial experience in software testing and QA
  • Solid experience in test automation, preferably with C#/.NET
  • Experience in building and maintaining test frameworks
  • Practical experience with microservices and distributed systems
  • Experience with event-driven architecture and technologies such as Kafka or RabbitMQ
  • Experience testing asynchronous communication and workflows
  • Strong experience with integration and end-to-end testing
  • Experience with systems processing large volumes of data
  • Practical knowledge of Docker and Kubernetes
  • Good knowledge of SQL and experience with NoSQL databases
  • Experience with root cause analysis and production issue investigation
  • Experience working in Agile environments such as Scrum or Kanban
  • Good command of English

Optional

  • Playwright or Selenium
  • MongoDB or NocoDB
  • Grafana, Prometheus or Loki
  • mTLS, IAM or SSO
  • Performance testing tools, e.g. k6
  • OWASP ZAP or Veracode
  • React.js
  • Experience with cloud environments
  • Practical experience using AI tools in software development or QA

Your responsibilities

  • Developing and maintaining automated tests using C#/.NET
  • Building and maintaining test frameworks
  • Testing microservices, distributed systems and asynchronous workflows
  • Designing and executing integration and end-to-end tests
  • Testing event-driven communication and event flows
  • Testing APIs and asynchronous communication such as webhooks and WebSockets
  • Working with SQL and NoSQL databases
  • Investigating production issues and performing root cause analysis
  • Supporting quality across the development lifecycle
  • Collaborating with Developers, DevOps, Product Owners and other cross-functional team members
  • Using AI tools to support testing, automation, analysis and everyday engineering work

About the project

You will join a large-scale digital platform that connects companies across the maritime and energy industries and enables the secure exchange of data, applications and digital services. The platform is used by hundreds of thousands of users and supports data-driven solutions focused on operational efficiency, safety and decarbonization. It is a complex, cloud-based ecosystem built around microservices, integrations and large-scale data processing.

This is how we organize our work

This is how we work

at the client's siteyou focus on a single project at a timeyou have influence on the choice of tools and technologiesyou have influence on the technological solutions appliedyou have influence on the productyou focus on product developmentagilescrum

Team members

automated test programmer

What we offer

  • B2B contract (long-term)
  • 100% remote work
  • Start: ASAP
  • 2–4 business trips per year to client's office in Poland/Norway
  • Benefits: private medical care, sport card, life insurance
  • Budget: depending on the candidate's experience and skills

Benefits

  • sharing the costs of sports activities
  • private medical care
  • life insurance
  • remote work opportunities

Recruitment stages

  • 1.
    Phone call with Recruiter
  • 2.
    Interview with the client (may require 2 rounds)
  • 3.
    Feedback and decision
QA Automation Engineer with C# (Senior)
I apply to:
KUBO
Warszawa, Masovian
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